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ARTICULATED TRUCK
D250E ARTICULATED TRUCK 5TN



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AIR INLET AND EXHAUST SYSTEM
AFTERCOOLER GP

Aftercooler - Test - If Equipped 3306C Engines for Caterpillar Built Machines

Aftercooler SUPPLEMENT FOR D250E & D300E ARTICULATED TRUCKS - 3306 ENGIN

Field Repair Of Cooler Cores Made Of Aluminium{1063,1374,1375} 1977/09/05
New Gasket Used In Water Lines Group For Aftercooler {1380,1063} 1979/09/10
AIR CLEANER GP

Precleaner Assembly SUPPLEMENT FOR D250E & D300E ARTICULATED TRUCKS - 3306 ENGIN
Air Cleaner Assembly SUPPLEMENT FOR D250E & D300E ARTICULATED TRUCKS - 3306 ENGIN
Muffler Group SUPPLEMENT FOR D250E & D300E ARTICULATED TRUCKS - 3306 ENGIN

Air Filter Maintenance{1051,1054} 1991/09/30
Light Green Gasket Material On Secondary Air Filter Elements May Stick To Filter Housing{1054,1051} 1992/02/10
Lubricant Will Ease Installation Of Secondary Radial Seal Air Filter Element {1054} 1994/04/25
Exhaust Dust Ejector Operation{1055,1068} 1994/09/26
Catalytic Converter And Exhaust Conditioning Products Available{1091} 1995/01/16
Pre-Cleaner Extension Available {1055} 1996/01/15
Plate Assembly In Exhaust Heated Body Elbow Group Has Longer Slots To Provide Better Clamping On Spherical Joint {1061} 1997/02/03
8N-4617 Air Cleaner Clamp Kit Available {1051} 1998/02/09

Caterpillar Certified Procedure to Inspect and Clean Air Filters{1051, 1054} Caterpillar Certified Procedure to Inspect and Clean Air Filters{1051, 1054}
EXHAUST GP

Exhaust Manifold - Remove and Install 3304B and 3306B Engines for Caterpillar Built Machines

New 6V7059 Micrometer Measures Liner Top Flange And Valve Lip {0653,1216,1105} 1982/11/29
Procedure to Prevent Indexing of the Clamp on the Heated Body Exhaust Arrangement {1061, 7258} 2000/11/06
Correction to Parts Manuals for the Clamps on the Exhaust Heated Body Arrangement {1061} 2001/02/19
Seals are Available for the Spherical Joint on the Exhaust Heated Body Arrangement {1061, 7258} 2001/03/05
A Special Instruction, REHS1807 , "Installation Guide for Diesel Particulate Filters" is Available {1089, 1091} 2003/12/15

A Special Instruction, REHS1807 , "Installation Guide for Diesel Particulate Filters" is Available {1089, 1091} 2004/01/01

Installation Guide for Particulate Trap Exhaust Filters{1091} Installation Guide for Particulate Trap Exhaust Filters{1091}
Diesel Particulate Filter Monitoring System{1091, 7490} Diesel Particulate Filter Monitoring System{1091, 7490}
Caterpillar DPF Installation and Operation Guide for Diesel Engines - California Only{1000, 1091} Caterpillar DPF Installation and Operation Guide for Diesel Engines - California Only{1000, 1091}
Generation 3 DPFdm Diagnostic Module Installation Manual - California Only{1000, 1091, 7490} Generation 3 DPFdm Diagnostic Module Installation Manual - California Only{1000, 1091, 7490}
Procedure to Handle and Ship Diesel Particulate Filters (DPF) and Catalytic Converter Mufflers (CCM){1091, 1091} Procedure to Handle and Ship Diesel Particulate Filters (DPF) and Catalytic Converter Mufflers (CCM){1091, 1091}
Installation and Operation of the Exhaust Monitor Used in All Diesel Particulate Filter (DPF) Retrofit Emissions Applications{1091, 1408, 7490, 7498} Installation and Operation of the Exhaust Monitor Used in All Diesel Particulate Filter (DPF) Retrofit Emissions Applications{1091, 1408, 7490, 7498}

319-2187 Diesel Particulate Filter (DPF) Cleaner {0374, 0599, 0680, 0701, 0702, 108D} 319-2187 Diesel Particulate Filter (DPF) Cleaner {0374, 0599, 0680, 0701, 0702, 108D}
188-3922 Broken Exhaust Bolt and Stud Removal Group for 3114, 3116, 3126, 3126B, 3176, 3176B, C-10, and C12 Engines{0374, 0599, 0701, 0702, 0703} 188-3922 Broken Exhaust Bolt and Stud Removal Group for 3114, 3116, 3126, 3126B, 3176, 3176B, C-10, and C12 Engines{0374, 0599, 0701, 0702, 0703}
LINES GP-AIR

Guard for the Throttle Control Cable {1061, 1071, 1265} 2001/03/19
MANIFOLD GP-EXHAUST

Exhaust Manifold 3306C Engines for Caterpillar Built Machines

Exhaust Temperature - Test 3306C Engines for Caterpillar Built Machines

New Graphite Exhaust Manifold Gasket Replaces Stainless Steel Gasket{1059} 1988/10/24
MANIFOLD GP-INLET

Inlet Manifold Pressure - Test 3306C Engines for Caterpillar Built Machines
MISCELLANEOUS INFORMATION

Caterpillar Recommends Against The Use Of Alcohol Mist Injection Systems{1050,1250} 1982/06/28
Special Instructions Packaged With Turbocharger Cartridge Repair Kits May Be Incorrect{1053} 1986/02/03
Check For Dirt Before Replacing Pyrometer Switch{1050,7466} 1986/12/15
Changes To Retainer Nut Torque And Assembly Procedures For Turbocharger Compressor Wheels{0374,1052} 1977/02/28
Add Chamfer To Cartridge Assembly Bearings To Prevent Oil Leakage{1052,1053} 1977/11/21
Stop Engine If There Is A Turbocharger Bearing Failure{1052,1318} 1987/04/06
Be Sure To Correctly Tighten Turbocharger Clamp Assemblies{1052} 1987/09/07
Silicone Grease Now Used In Seal Ring Groove In Turbochargers{1052,1053,1077} 1978/05/15
Ether Starting Aid System Improves Cold Weather Starts{1456} 1979/03/19
General Information -- Diesel Fuels In Cold Temperature Operation{1280} 1979/12/17
TOOLS
Thermocouple Assembly (Exhaust) Measures Engine Exhaust Temperatures {0701, 0776, 0781} 2004/03/29

Thermal Spray Procedures for Turbocharger Compressor Housing-Contour Bore{0599, 0679, 0702, 1052, 1060} Thermal Spray Procedures for Turbocharger Compressor Housing-Contour Bore{0599, 0679, 0702, 1052, 1060}
Thermal Spray Procedures for Turbocharger Exhaust Housing-Outlet Bore{0599, 0679, 0702, 1052, 1056, 1065} Thermal Spray Procedures for Turbocharger Exhaust Housing-Outlet Bore{0599, 0679, 0702, 1052, 1056, 1065}
TURBOCHARGER GP

Turbocharger 3306C Engines for Caterpillar Built Machines
Turbocharger 3306C Engines for Caterpillar Built Machines
Turbocharger 3306C Engines for Caterpillar Built Machines

Turbocharger - Inspect 3306C Engines for Caterpillar Built Machines

Turbocharger SUPPLEMENT FOR D250E & D300E ARTICULATED TRUCKS - 3306 ENGIN
Turbocharger - Disassemble 3304B and 3306B Engines for Caterpillar Built Machines
Turbocharger - Assemble 3304B and 3306B Engines for Caterpillar Built Machines
Turbocharger - Remove 3304B and 3306B Engines for Caterpillar Built Machines
Turbocharger - Install 3304B and 3306B Engines for Caterpillar Built Machines

Determining The Cause Of Glow Plug Tip Failures{1053,1105,1412} 1986/06/02
Oversize Bearings For Turbocharger Center Housings Available {1053,1052} 1987/03/30
Improved Seal Rings For Turbine End Of Turbochargers{1052} 1978/07/03
Salvage Of Turbocharger Compressor Housing During Reconditioning{1052} 1978/10/09
New Turbocharger Guard Now Used {1073} 1997/05/12
A Revised Special Instruction Provides Information on Service Replacement of the Turbocharger (for Turbocharged Engines Only) {1052} 2002/12/09
Policy for Reusing the Turbocharger Turbine Housing {1065} 2003/07/14
Prevent the Possibility of Contamination in order to Ensure Longer Life of Turbochargers {1052} 2003/12/15
Magnetic Cover for the Turbocharger Oil Supply Line {1052, 1307} 2006/02/20
Troubleshooting the Wastegate Canister {1052, 1057} 2008/12/22
Accurate Diagnosis of Turbocharger Failure on Caterpillar Engines {1052, 1053} 2010/03/22

A Revised Special Instruction Provides Information on Service Replacement of the Turbocharger (for Turbocharged Engines Only) {1052} 2002/12/01
Accurate Diagnosis of Turbocharger Failure on Caterpillar Engines {1052, 1053} 2010/03/22

A Revised Special Instruction Provides Information on Service Replacement of the Turbocharger (for Turbocharged Engines Only) {1052} 2002/12/01
Prevent the Possibility of Contamination in order to Ensure Longer Life of Turbochargers {1052} 2004/04/01
Magnetic Cover for the Turbocharger Oil Supply Line {1052, 1307} 2006/02/06
Accurate Diagnosis of Turbocharger Failure on Caterpillar Engines {1052, 1053} 2010/03/22

Installation of 7C9760 (12V) or 8N3569 (24V) Fuel Boost Pump Group{1250, 1256, 1260} Installation of 7C9760 (12V) or 8N3569 (24V) Fuel Boost Pump Group{1250, 1256, 1260}
7W4872 Turbocharger Cartridge Repair Kit{1053} 7W4872 Turbocharger Cartridge Repair Kit{1053}
Instructions for the Service Replacement of the Turbochargers{1052} Instructions for the Service Replacement of the Turbochargers{1052}
Installation Instructions for Turbochargers{1052} Installation Instructions for Turbochargers{1052}
Failure Modes of Turbochargers{1052} Failure Modes of Turbochargers{1052}
Proper Remanufactured Turbocharger Housing Adjustment and Alignment for Caterpillar Engines{1052, 1053} Proper Remanufactured Turbocharger Housing Adjustment and Alignment for Caterpillar Engines{1052, 1053}

Reuse Guidelines for Divided Turbine Housings{1052, 1065} Reuse Guidelines for Divided Turbine Housings{1052, 1065}
Visual Inspection of Turbochargers{0760, 0767, 1052} Visual Inspection of Turbochargers{0760, 0767, 1052}
Specifications for Reusable Turbocharger Components{1052} Specifications for Reusable Turbocharger Components{1052}
Procedure to Salvage Turbocharger Components{1052, 1065} Procedure to Salvage Turbocharger Components{1052, 1065}
Contents for General Engine Reuse and Salvage{0374, 1000, 1052, 1378} Contents for General Engine Reuse and Salvage{0374, 1000, 1052, 1378}
Thermal Spray Procedures for Turbocharger Compressor Housing-Outlet Bore{0679, 1060} Thermal Spray Procedures for Turbocharger Compressor Housing-Outlet Bore{0679, 1060}
Thermal Spray Procedures for Turbocharger Turbine Wheel and Shaft Assembly - Bearing Diameter{0599, 0679, 1065} Thermal Spray Procedures for Turbocharger Turbine Wheel and Shaft Assembly - Bearing Diameter{0599, 0679, 1065}

CAT REMAN ANNOUNCES EXPANDED TURBOCHARGER AND CARTRIDGE COVERAGE FOR CERTAIN 3116, 3126, C-7, C7, C-9, C9, 3306, 3406, C-15, AND 3412 ENGINE MODELS CAT REMAN ANNOUNCES EXPANDED TURBOCHARGER AND CARTRIDGE COVERAGE FOR CERTAIN 3116, 3126, C-7, C7, C-9, C9, 3306, 3406, C-15, AND 3412 ENGINE MODELS
AFTERTREATMENT GP

Additional Requirements Are Required for Emission Compliance on Replacement Engines {1000, 775E} 2012/09/11
AIR SYSTEM
MISCELLANEOUS INFORMATION

"A Series" Governor And Air/Fuel Ratio Control Response And Low Power Test{0374} "A Series" Governor And Air/Fuel Ratio Control Response And Low Power Test{0374}
ASPHALT SPRAY SYSTEM
PUMP GP

Specifications and Reusability for Hydraulic Gear Pumps and Motors (Groups 4, 5, and 6){5061, 5073} Specifications and Reusability for Hydraulic Gear Pumps and Motors (Groups 4, 5, and 6){5061, 5073}
BASIC ENGINE
AIR COMPRESSOR GP

Air Compressor 3306C Engines for Caterpillar Built Machines

Air Compressor - Remove and Install 3304B and 3306B Engines for Caterpillar Built Machines

New Crankshaft Assemblies{1202,1204,1206,1207,1212} 1982/11/01
Sleeve-Type Ring Compressors Can Be Used For Installation Of Pistons From The Bottom Of The Engine{0622} 1978/08/21
A New Special Instruction, REHS1428 , "Troubleshooting Compressed Air System Components and Performance" Is Available {1803, 5500} 2002/09/23
A New Diagnostic Kit for the Evaluation of Air Compressor Operation is Introduced {1803} 2004/11/15

A New Special Instruction , "Troubleshooting Compressed Air System Components and Performance" Is Available {1803, 5500} 2002/09/01

A New Diagnostic Kit for the Evaluation of Air Compressor Operation is Introduced {1803} 2004/11/01

Air Compressor Installation Instructions{1803} Air Compressor Installation Instructions{1803}
Troubleshooting Compressed Air System Components and Performance{1803, 5500} Troubleshooting Compressed Air System Components and Performance{1803, 5500}
BALANCER GP

Engine Balancer Shaft - Remove and Install 3304B and 3306B Engines for Caterpillar Built Machines
Engine Balancer Shaft Bearings - Remove and Install 3304B and 3306B Engines for Caterpillar Built Machines
BELT TIGHTENER GP

Belt Tension Chart 3306C Engines for Caterpillar Built Machines

New Color Used For Fan Belt Tightener Spring{1358} 1984/06/04
ENGINE BRAKE GP

Compression Brake 3306C Engines for Caterpillar Built Machines

Compression Brake - Remove 3304B and 3306B Engines for Caterpillar Built Machines
Compression Brake - Install 3304B and 3306B Engines for Caterpillar Built Machines
Compression Brake - Disassemble 3304B and 3306B Engines for Caterpillar Built Machines
Compression Brake - Assemble 3304B and 3306B Engines for Caterpillar Built Machines

Jacobs Engine Brake Parts Service Now Available {1129} 1998/01/05
Jacobs Engine Brake Parts Service Now Available {1129} 1998/02/02

Jake Brake Part Number Cross-Reference To Caterpillar Part Numbers{1119} Jake Brake Part Number Cross-Reference To Caterpillar Part Numbers{1119}
CAMSHAFT GP

Camshaft 3306C Engines for Caterpillar Built Machines
Camshaft Bearings 3306C Engines for Caterpillar Built Machines

Excessive Bearing Wear - Inspect 3306C Engines for Caterpillar Built Machines

Camshaft - Remove and Install 3304B and 3306B Engines for Caterpillar Built Machines
Camshaft Bearings - Remove and Install 3304B and 3306B Engines for Caterpillar Built Machines

New 8T2998 Lubricant Available{0645,1210} 1986/02/17
Correct Installation Of Valve Lifters On The Camshaft Is Very Important To Prevent Failures{1209} 1977/05/16
New Specification For Installation Of Camshaft Front Bearing In Cylinder Block{1211} 1979/06/11
New Camshaft Has Improved Wear Resistance{1210,1209} 1990/11/19
Correction For Camshaft And Valve Seat Specifications{1210,1103} 1992/07/20

Installation Of 8N628 Service Replacement Bearing For Rear Of Injection Pump Camshaft In Sleeve Metering Fuel Injection Pump Housing{1253} Installation Of 8N628 Service Replacement Bearing For Rear Of Injection Pump Camshaft In Sleeve Metering Fuel Injection Pump Housing{1253}

Visual Inspection of Camshafts{1210, 1210} Visual Inspection of Camshafts{1210, 1210}
Measurement of the Camshaft{0760, 0762, 1210} Measurement of the Camshaft{0760, 0762, 1210}
Inspection of Slipper Followers and Roller Lifters{0760, 1209, 1209, 1210} Inspection of Slipper Followers and Roller Lifters{0760, 1209, 1209, 1210}
Specifications for Camshafts in 3400, 3300, 3200, 3100, 3000, D-series, and C7 Series Engines{0760, 0762, 1210} Specifications for Camshafts in 3400, 3300, 3200, 3100, 3000, D-series, and C7 Series Engines{0760, 0762, 1210}
COUPLING GP

Quick Disconnect Coupling On Optional Modification Of 5P4150 Nozzle Tester Permits Faster Exchange Of Adapters{0651,1254} 1979/09/03
CRANKSHAFT GP

Connecting Rod Bearing Journal 3306C Engines for Caterpillar Built Machines
Main Bearing Journal 3306C Engines for Caterpillar Built Machines
Crankshaft Hub and Damper 3306C Engines for Caterpillar Built Machines
Crankshaft 3306C Engines for Caterpillar Built Machines

Main Bearings - Inspect 3306C Engines for Caterpillar Built Machines

Crankshaft Vibration Damper & Pulley SUPPLEMENT FOR D250E & D300E ARTICULATED TRUCKS - 3306 ENGIN
Bearing Clearance - Check 3304B and 3306B Engines for Caterpillar Built Machines
Crankshaft Rear Seal - Remove 3304B and 3306B Engines for Caterpillar Built Machines
Crankshaft Front Seal - Install 3304B and 3306B Engines for Caterpillar Built Machines
Crankshaft - Install 3304B and 3306B Engines for Caterpillar Built Machines
Crankshaft Front Seal - Remove 3304B and 3306B Engines for Caterpillar Built Machines
Crankshaft Main Bearings - Remove 3304B and 3306B Engines for Caterpillar Built Machines
Crankshaft Main Bearings - Install 3304B and 3306B Engines for Caterpillar Built Machines
Crankshaft Rear Seal - Install 3304B and 3306B Engines for Caterpillar Built Machines
Crankshaft - Remove 3304B and 3306B Engines for Caterpillar Built Machines

Engine Storage; Engine Start-Up After Storage{1000} 1982/02/22
Use 6V6035 Hardness Tester On Crankshafts{0651,1202} 1982/02/22
Inspection Marks On Bearings{7551,1230,1226,1203,1219,1227} 1982/05/03
6V6142 And 6V6143 Installers Can Be Used To Install Crankshaft Seals And Wear Sleeves{0622,0626,1160,1161} 1982/11/01
Procedure To Clean Oil Passages In Crankshafts And Cylinder Blocks{0622,0675,1201,1202} 1983/05/16
Reuse Of Engine Bearings{1230} 1983/05/16
Crankshaft Failures{1202,1230} 1983/11/21
Reuse Of Engine Bearings{1230,1219,1203} 1983/11/21
Remanufactured Undersize Crankshafts Are Available{1202} 1983/11/21
New Crankshaft Thrust Plate{1203} 1984/01/09
New Connecting Rod And Main Bearings Used{1230,1219,1203} 1984/03/26
Installing New Copper Bonded Bearings Can Extend Engine Life{1230,1203,1219} 1985/04/29
Remanufactured Crankshafts Are Available In Standard And Two Undersize Dimensions (U.S. and Canada){1202,7754} 1985/11/18
Bearing Failures On Engines Due To Lack Of Lubrication{1230,1219,1203,1202} 1986/09/08
Tools To Remove Wear Sleeves From Crankshafts{0621,7558} 1977/04/18
Tools To Install Crankshaft Seal And Wear Sleeve{1160,1161,0622} 1977/07/11
Crankshaft Support Groups Are Available To Measure Bent Crankshafts{0653,1202} 1977/11/07
Double Lip Seal With Hydrodynamic Grooves Used At Rear Of Crankshaft {1161,1200} 1987/09/28
Use New Main Bearings In Replacement Cylinder Blocks{1203,1201} 1978/06/12
Change In Procedure To Check Main Bearing Clearance{1203} 1978/08/28
Four Crankshaft Rear Seals Are Available For Use On 3304 And 3306 Engines{1161} 1979/03/26
Check Crankshaft Seals During Installation Of Engine Overhaul Gasket Kits; Add A Wear Sleeve When Needed{7555,7558,1161} 1979/06/04
New Centering Rings For Oversized Main Bearings{0665,1230} 1979/06/04
Improved Engine Design Uses Cylinder Block With Spacer Plate And New Crankshaft Thrust Plates{1000} 1979/07/02
Checking Crankshaft Journal Surface Hardness On Remanufactured Crankshafts{1202} 1991/01/07
New Front Crankshaft Seal Used{1160,1202} 1991/02/18
Use the 171-7212 Wear Sleeve to Repair the Crankshaft Hub {1160} 2011/09/20
A New Type of Main Bearing is Available {1203} 2004/09/27
40 Power Microscope is Available for Inspecting Bearing Journals on Crankshafts {0777, 1202} 2006/01/16
Procedure for Crankshafts that will not Rotate after Installation during a Rebuild {1000, 1202} 2008/09/08

Installing Crankshaft Seals And Wear Sleeves Using The Former 9S8868, 9S8873, 9S8881 And 9S8888 Tools Groups{1160, 1161, 0704} Installing Crankshaft Seals And Wear Sleeves Using The Former 9S8868, 9S8873, 9S8881 And 9S8888 Tools Groups{1160, 1161, 0704}
Installation Of Crankshaft Seals And Wear Sleeves{1160, 1161} Installation Of Crankshaft Seals And Wear Sleeves{1160, 1161}
Installation Of Crankshaft Seals And Wear Sleeves{1203} Installation Of Crankshaft Seals And Wear Sleeves{1203}
Use Of 1P4000 Line Boring Tool Group{0672, 1201, 1203} Use Of 1P4000 Line Boring Tool Group{0672, 1201, 1203}
Installation Of Service Replacement Crankshaft For A 3304 Or 3306 Engine{1202} Installation Of Service Replacement Crankshaft For A 3304 Or 3306 Engine{1202}
Crankshaft Seal And Wear Sleeve Installation{1160, 1161} Crankshaft Seal And Wear Sleeve Installation{1160, 1161}
Installation Of Seal Groups With Hydrodynamic Grooves In The Seal Lip{1160, 1161} Installation Of Seal Groups With Hydrodynamic Grooves In The Seal Lip{1160, 1161}
Guidelines for Proper Crankshaft Seal Handling{0701, 1160, 1161, 1162, 1202, 1205, 7555} Guidelines for Proper Crankshaft Seal Handling{0701, 1160, 1161, 1162, 1202, 1205, 7555}

420-7630 Main Bearing Cap Lifting Device{0599, 0629, 0632, 0701, 1201, 1203, 1230} 420-7630 Main Bearing Cap Lifting Device{0599, 0629, 0632, 0701, 1201, 1203, 1230}

Procedure to Measure and to Straighten Bent Crankshafts{0760, 1202} Procedure to Measure and to Straighten Bent Crankshafts{0760, 1202}
Visual Inspection of Crankshafts{1202, 1202} Visual Inspection of Crankshafts{1202, 1202}
Inspection and Reconditioning Procedures of Main Bearing Bores in Cylinder Blocks{1201, 1202, 1224, 1224} Inspection and Reconditioning Procedures of Main Bearing Bores in Cylinder Blocks{1201, 1202, 1224, 1224}
Crankshaft Visual Inspection and Magnetic Particle Inspection{1202, 1202} Crankshaft Visual Inspection and Magnetic Particle Inspection{1202, 1202}
Procedure for Grinding and Polishing the Crankshaft{0674, 1202} Procedure for Grinding and Polishing the Crankshaft{0674, 1202}
Visual Inspection of Main Bearings and Connecting Rod Bearings{1202, 1203, 1225, 1230} Visual Inspection of Main Bearings and Connecting Rod Bearings{1202, 1203, 1225, 1230}
Specifications for Crankshafts in 3400, 3300, 3200, 3100, 3000, and D-series Engines{1202} Specifications for Crankshafts in 3400, 3300, 3200, 3100, 3000, and D-series Engines{1202}
Thermal Spray Procedures for Crankshaft Main Bearing Saddle Area{0679, 1201, 1203} Thermal Spray Procedures for Crankshaft Main Bearing Saddle Area{0679, 1201, 1203}
Thermal Spray Procedures for Main Bearing Cap{1203} Thermal Spray Procedures for Main Bearing Cap{1203}
CYLINDER BLOCK GP

Cylinder Liner 3306C Engines for Caterpillar Built Machines
Cylinder Block 3306C Engines for Caterpillar Built Machines
Piston Cooling Jet 3306C Engines for Caterpillar Built Machines
Cylinder Liner Projection 3306C Engines for Caterpillar Built Machines

Cylinder Block - Inspect 3306C Engines for Caterpillar Built Machines
Cylinder Liner Projection - Inspect 3306C Engines for Caterpillar Built Machines

Cylinder Liner - Remove 3304B and 3306B Engines for Caterpillar Built Machines
Spacer Plate - Remove and Install 3304B and 3306B Engines for Caterpillar Built Machines
Cylinder Liner - Install 3304B and 3306B Engines for Caterpillar Built Machines
Piston Cooling Jets - Remove and Install 3304B and 3306B Engines for Caterpillar Built Machines

Use Of A Flex-Hone For Cylinder Liner Reconditioning{0664,0674,1216} 1981/12/21
Use New Special Instruction To Install 5P6595 Insert In Cylinder Liner Seats{1216,0621} 1982/05/03
Service Information For Easier Use Of The 6V3100 Timing Indicator Group{0651,1250,1156,1157} 1982/10/11
Use FT1711 Light Table For Cylinder Liner Inspection {0652,1216} 1982/11/29
New Indicator Instrument Group Available To Measure Crankcase Blowby And Radiator Air Velocity{0781,1200,1350} 1986/10/27
Cylinder Head Water Directors No Longer Needed In Direct Injection Engines {1115} 1987/03/09
Additional Guidelines For Using The 8T2700 Blowby/Air Flow Indicator Group {0781,1200,1350} 1987/07/20
5P8665 Cylinder Liner Puller Makes Liner Removal Easier And Faster{0621,1216} 1978/01/09
New Information On Reusable Cylinder Liners{1216} 1978/06/19
Why Engines Are Damaged By Fuel Sulfur{1104,1216,1280,1318,1215} 1979/08/27
Pin Bore Is Now Offset (Not In The Center) .059" (1.5 mm) In The Piston To Stop Vibration Of The Cylinder Liners Which Can Cause Pitting On The Coolant Side Of The Cylinder Liners {1214,1216} 1979/09/10
Fuel Sulfur-Your Diesel's Silent Enemy{0375,1280} 1979/12/17
Use Only Stainless Steel Cylinder Liner Shims To Salvage Damaged 4.75" Bore Cylinder Blocks{1201,1216,1217} 1990/11/19
Be Sure To Use Correct Cup Plugs On 0R2077, 0R2554, And 0R3258 Remanufactured Short Blocks{1200,1201} 1992/11/23
Cylinder Pack Puller Groups Improved {0705,1239} 1993/01/18

Using Caterpillar Cylinder Pack Pulling Tools{1239} Using Caterpillar Cylinder Pack Pulling Tools{1239}
Pressure Lubrication Procedure for Remanufactured Engines and Short Blocks{1000, 1200, 1020} Pressure Lubrication Procedure for Remanufactured Engines and Short Blocks{1000, 1200, 1020}
3306 Cylinder Head To Block Joint Repair Procedure{1124, 1101, 1201} 3306 Cylinder Head To Block Joint Repair Procedure{1124, 1101, 1201}
Use Of 5P8709 Tool Group For Alignment Of Piston Cooling Jets{1331} Use Of 5P8709 Tool Group For Alignment Of Piston Cooling Jets{1331}
Installation Of 1N3574 Or 1N3576 Cylinder Block Service Group (Spacer Plate) As A Replacement For The Former Counterbored Cylinder Block{1201} Installation Of 1N3574 Or 1N3576 Cylinder Block Service Group (Spacer Plate) As A Replacement For The Former Counterbored Cylinder Block{1201}
Installing Heli-Coil Inserts In Caterpillar Cylinder Heads{1117} Installing Heli-Coil Inserts In Caterpillar Cylinder Heads{1117}
Pressure Lubrication Procedure For Remanufactured Engines And Short Blocks{1000, 1201} Pressure Lubrication Procedure For Remanufactured Engines And Short Blocks{1000, 1201}
Use Of 8T0455 Cylinder Liner Projection Indicator Group{0760, 1216} Use Of 8T0455 Cylinder Liner Projection Indicator Group{0760, 1216}
Cylinder Block Cleaning Procedure{1201} Cylinder Block Cleaning Procedure{1201}
Installation Of 0R2554 Remanufactured Short Block Group{1200} Installation Of 0R2554 Remanufactured Short Block Group{1200}
Using 5P4175 Boring Tool Group And 5P1618 Tool Arrangement{0672, 1200} Using 5P4175 Boring Tool Group And 5P1618 Tool Arrangement{0672, 1200}
Salvage Procedure for Cast Iron Cylinder Blocks{1201, 1201} Salvage Procedure for Cast Iron Cylinder Blocks{1201, 1201}
Using the 6V-7840 Deck Checking Tool Assembly {0701, 1201, 7225} Using the 6V-7840 Deck Checking Tool Assembly {0701, 1201, 7225}

Cylinder Head Gasket And Spacer Deck Gasket Replacement In Various Gasket Kits Cylinder Head Gasket And Spacer Deck Gasket Replacement In Various Gasket Kits

9U7990 Counter Bore Tool Group for 3176, 3300 and 3400 Series Engines{1201} 9U7990 Counter Bore Tool Group for 3176, 3300 and 3400 Series Engines{1201}
Setup and Operation of the 368-8645 Tool Kit (CRANKCASE PRESSURE){1317} Setup and Operation of the 368-8645 Tool Kit (CRANKCASE PRESSURE){1317}
Using the 8T-2700 Blowby/Air Flow Indicator{0781, 0785, 1317} Using the 8T-2700 Blowby/Air Flow Indicator{0781, 0785, 1317}
Using the 242-3980 Piston Groove Gauge on 3500A and B Engines with Monotherm Pistons using the 329-2630 and 329-2631 Piston Groove Gauges on 3500B Engines with Monotherm Pistons{0374, 0599, 0700, 0701, 0705} Using the 242-3980 Piston Groove Gauge on 3500A and B Engines with Monotherm Pistons using the 329-2630 and 329-2631 Piston Groove Gauges on 3500B Engines with Monotherm Pistons{0374, 0599, 0700, 0701, 0705}

Procedure to Repair Lifter Bores in 3300 and 3400 Series Engines{1201, 1209} Procedure to Repair Lifter Bores in 3300 and 3400 Series Engines{1201, 1209}
Specifications to Salvage Contact Surfaces of Cylinder Blocks{1201} Specifications to Salvage Contact Surfaces of Cylinder Blocks{1201}
Procedure to Install Inserts for the Top Deck on 3300, 3176, and D-Series Engines{0672, 0705, 0762, 1201, 1217} Procedure to Install Inserts for the Top Deck on 3300, 3176, and D-Series Engines{0672, 0705, 0762, 1201, 1217}
Inspection and Reuse Guideline of Cylinder Liners in Cat Engines{0761, 1201, 1213, 1216, 1216} Inspection and Reuse Guideline of Cylinder Liners in Cat Engines{0761, 1201, 1213, 1216, 1216}
Repairing a Cylinder Block with an Oil Porosity Complaint{1201, 1223} Repairing a Cylinder Block with an Oil Porosity Complaint{1201, 1223}
Thermal Spray Procedures for Engine Cylinder Block Top Surface{0679, 1201} Thermal Spray Procedures for Engine Cylinder Block Top Surface{0679, 1201}
Cylinder Block Salvage Procedure Using Belzona Ceramic R Metal{1000, 1201} Cylinder Block Salvage Procedure Using Belzona Ceramic R Metal{1000, 1201}
CYLINDER HEAD GP

Fuel Injection Nozzles 3306C Engines for Caterpillar Built Machines
Cylinder Head 3306C Engines for Caterpillar Built Machines
Cylinder Head Valves 3306C Engines for Caterpillar Built Machines

Fuel Injection Nozzle - Test 3306C Engines for Caterpillar Built Machines
Engine Valve Lash - Inspect/Adjust 3306C Engines for Caterpillar Built Machines

Inlet and Exhaust Valves - Remove and Install 3304B and 3306B Engines for Caterpillar Built Machines
Inlet and Exhaust Valve Guides - Remove and Install 3304B and 3306B Engines for Caterpillar Built Machines
Inlet and Exhaust Valve Seat Inserts - Remove and Install 3304B and 3306B Engines for Caterpillar Built Machines
Cylinder Head - Remove 3304B and 3306B Engines for Caterpillar Built Machines
Cylinder Head - Install 3304B and 3306B Engines for Caterpillar Built Machines

Vacuum Tester Checks For Leaks Between Valve Face and Seat{0651,1103,1105} 1982/09/06
Engine Valve Stem "Use Again" Specifications{0653,1105} 1983/02/28
Valve Damage Can Be Caused By Short Intervals Of Engine Operation In Very Cold Temperatures{1105,1208} 1983/10/17
Remanufactured Cylinder Head Groups{1100,1101,7554} 1984/11/19
Valve Lash Adjustment Not A Warranty Item {1102,1105} 1985/01/14
Use Correct Valves When Rebuilding Engines{1105,1103} 1985/09/02
Valve Lash Adjustment Interval Is Changed {1105} 1986/07/07
Tools Now Available To Ream And/Or Hone 0.500" (12.70 mm) Diameter Valve Guides{0663} 1977/08/22
Salvage Of Cylinder Heads By Using Oversized Valve Guides And Valve Inserts {1104,1103} 1987/03/30
Tolerance Added To Valve Clearance Specifications{1105,0374} 1978/01/16
Valve Damage Can Be Caused By Short Intervals Of Engine Operation In Very Cold Temperatures{1105,1208} 1978/01/30
Use Again Specifications For Valve Springs Are Changed{1108} 1978/03/06
Silicone Water Passage Seal Can Be Used Where Contact With Oil Is Unavoidable During Assembly Of Cylinder Heads{1100} 1988/06/06
A New Method To Clean And Polish Engine Valve Stems{0674,1105} 1979/05/28
New Exhaust Valves Are Used In Caterpillar Remanufactured Cylinder Heads{1105,1101} 1990/10/08
7S3161 Valve Lifter Has Three Different Designs{1209} 1991/10/14
New Valve Guide Available{1104} 1995/12/25
New Valve Cover Seal Used {1107} 1998/05/25
New Cast Iron Valve Guide And New Exhaust Valve With Chrome Plated Stem Will Help Prevent Early Hour Exhaust Valve Sticking In 3304 And 3306 Machine Engines {1104,1105} 1998/06/22
Caterpillar Warranty Claims on Cylinder Head Valves {1105} 2005/10/03
Later Pre-Chamber Cylinder Heads On Early 3304 Engines Without Drilled Rocker Stands Are Used {1100} 2012/10/11

Use Of The 1P7451 Valve Guide Honing Group{0673, 1104} Use Of The 1P7451 Valve Guide Honing Group{0673, 1104}
Use Of 6V4805 Valve Seat Insert Puller Group{0703} Use Of 6V4805 Valve Seat Insert Puller Group{0703}
Repair Of Precombustion Chamber And Direct Injection Adapter Seating Surfaces{1101} Repair Of Precombustion Chamber And Direct Injection Adapter Seating Surfaces{1101}
Use Of 6V9050 Exhaust Stud Removal Group{1100} Use Of 6V9050 Exhaust Stud Removal Group{1100}

PRODUCT SUPPORT FOR REPLACING THE CYLINDER HEAD GASKET ON CERTAIN 3306 ENGINES INSTALLED IN D25D, D30D, D250E, D300E, D250EII, D300EII ARTICULATED TRUCKS; AND IN 970F, 966F2, 966G, 972G WHEEL LOADERS PRODUCT SUPPORT FOR REPLACING THE CYLINDER HEAD GASKET ON CERTAIN 3306 ENGINES INSTALLED IN D25D, D30D, D250E, D300E, D250EII, D300EII ARTICULATED TRUCKS; AND IN 970F, 966F2, 966G, 972G WHEEL LOADERS
PRODUCT SUPPORT PROGRAM FOR INSPECTING AND TIGHTENING CYLINDER HEAD BOLTS ON CERTAIN 3306 ENGINES INSTALLED IN D25D, D30D, D250E, D300E ARTICULATED TRUCKS; AND IN 970F, 966F II, 966G, 972G WHEEL LOADERS PRODUCT SUPPORT PROGRAM FOR INSPECTING AND TIGHTENING CYLINDER HEAD BOLTS ON CERTAIN 3306 ENGINES INSTALLED IN D25D, D30D, D250E, D300E ARTICULATED TRUCKS; AND IN 970F, 966F II, 966G, 972G WHEEL LOADERS

Operating Instructions for 155-1536 Valve Recession Tool Kit for all G3500 and 3500 Engines{0374, 0599, 0701, 0703, 0759, 0767} Operating Instructions for 155-1536 Valve Recession Tool Kit for all G3500 and 3500 Engines{0374, 0599, 0701, 0703, 0759, 0767}
Operating Instructions for 148-2997 Valve Recession Tool Group Used On 3600, G3600, and C175 Engines{0374, 0599, 0701, 0703, 0759} Operating Instructions for 148-2997 Valve Recession Tool Group Used On 3600, G3600, and C175 Engines{0374, 0599, 0701, 0703, 0759}
185-5321 Cylinder Head Lifting Hook Assembly{0599, 0632, 0703, 1101, 6459} 185-5321 Cylinder Head Lifting Hook Assembly{0599, 0632, 0703, 1101, 6459}
CRB Valve Spring Testers 8S-2263 and 4C-9496{0374, 0599, 0700, 0701, 1108} CRB Valve Spring Testers 8S-2263 and 4C-9496{0374, 0599, 0700, 0701, 1108}

Engine Valve Failure Modes{1100, 1105} Engine Valve Failure Modes{1100, 1105}
Measuring Procedures and Salvage Procedures for Cylinder Head Assemblies and Related Components{1100, 1101, 1103, 1104, 1105, 1106, 1108, 1109, 1115, 1117, 1121, 1124, 1125} Measuring Procedures and Salvage Procedures for Cylinder Head Assemblies and Related Components{1100, 1101, 1103, 1104, 1105, 1106, 1108, 1109, 1115, 1117, 1121, 1124, 1125}
Process for Rebuilding the Cylinder Head{1100} Process for Rebuilding the Cylinder Head{1100}
Valve and Valve Spring Specifications{1100, 1105, 1108} Valve and Valve Spring Specifications{1100, 1105, 1108}
Visual Inspection of Valves, Valve Springs, and Valve Bridges{1102, 1108, 1109, 1121, 1123} Visual Inspection of Valves, Valve Springs, and Valve Bridges{1102, 1108, 1109, 1121, 1123}
Using the 9U-5383 Vacuum Tester {0774, 0781, 1000, 1100} Using the 9U-5383 Vacuum Tester {0774, 0781, 1000, 1100}
Contents for Cylinder Head Reuse and Salvage{1000, 1100} Contents for Cylinder Head Reuse and Salvage{1000, 1100}
Specifications for Cylinder Head Assemblies on 3300 Engines{1100} Specifications for Cylinder Head Assemblies on 3300 Engines{1100}
Thermal Spray Procedures for Cylinder Head{0679, 1100, 1101} Thermal Spray Procedures for Cylinder Head{0679, 1100, 1101}
DAMPER GP

Vibration Damper 3306C Engines for Caterpillar Built Machines

Vibration Damper - Check 3306C Engines for Caterpillar Built Machines

Vibration Damper and Pulley - Remove and Install 3304B and 3306B Engines for Caterpillar Built Machines

Correct Torque Value For Alternator Drive Pulley Retaining Nut Is Important{1405} 1987/11/23
8T5314 Socket Adapter Available To Correctly Install Alternator Pulley Nut {0601} 1988/01/25

Inspection Procedures for Welded Viscous Dampers and Rubber Isolation Dampers{1205, 1205} Inspection Procedures for Welded Viscous Dampers and Rubber Isolation Dampers{1205, 1205}
Cast Iron and Steel Pulleys{1205, 1207, 1384, 1425} Cast Iron and Steel Pulleys{1205, 1207, 1384, 1425}
DRIVE GP-ACCESSORY

Accessory Drive Gears (Rear) 3306C Engines for Caterpillar Built Machines
DRIVE GP-FAN
Fan Drive 3306C Engines for Caterpillar Built Machines
Fan Drive 3306C Engines for Caterpillar Built Machines
Fan Drive 3306C Engines for Caterpillar Built Machines
Fan Drive 3306C Engines for Caterpillar Built Machines
Fan Drive 3306C Engines for Caterpillar Built Machines
Fan Drive 3306C Engines for Caterpillar Built Machines

Fan Drive SUPPLEMENT FOR D250E & D300E ARTICULATED TRUCKS - 3306 ENGIN
DRIVE GP-PUMP

New Water Pump Oil Seal Prevents Leaks{1361} 1983/10/10
Single Lip Hydrodynamic Seal Used In Water Pumps{1300,1361} 1987/09/21
Replacement Seal Group For Water Pump Impeller Now Has All The Seal Parts Plus An Installation Tool{1361,0622} 1978/02/13
New Water Pump Gives More Pressure{1361} 1978/09/04
New Remanufactured Water Pump Groups Include Cast Iron Impellers {1361} 1997/01/20
Special Instruction, REHS1115, "Procedure for the Installation of a Separate Brake Pump" {3108, 5056, 5070, 7306} 2002/07/22

Installation of Water Pump Seal Group{1361} Installation of Water Pump Seal Group{1361}
Installing 3S6610 Water Pump Cage{1361} Installing 3S6610 Water Pump Cage{1361}
Procedure for the Installation of a Separate Brake Pump{3108, 5056, 5070, 7306} Procedure for the Installation of a Separate Brake Pump{3108, 5056, 5070, 7306}
DRIVE GP-WATER PUMP

Significant Improvement For Pump Impellers (Water Pumps){1364} 1997/10/27
History Of Pump Impeller (Water Pump) Changes{1364} 1997/10/27
ENGINE GP
Separate Valve Stem Gauges Available{0653,1000} 1982/06/07
Analyzing A Major Engine Failure{1000} 1982/07/19
Reference Chart for Engine Improvements{0374,1000} 1982/10/25
New Index Lists Engine Special Instructions By SMCS Code{1000,0374} 1986/04/07
Modification To Prevent Starter From Remaining Engaged With Flywheel After Engine Starts{1400,1450} 1987/03/16
Testing The Starter On The Engine{1401,1450} 1987/05/04
The Caterpillar Fuel Flow Monitor System Available {0782,1000,1250} 1987/05/11
Remanufactured Heavy-Duty Starters And High-Amp Alternators{1405,1453} 1987/05/25
Microfiche For Replacement Engine Bills Of Material {0374,1000} 1987/10/26
Explanation Of Nomenclature Used In Engine Performance{1000,0374} 1978/05/15
Careful, Correct Installation And Maintenance Of Fuel Injection Lines Is Very Important To Prevent Possible Engine Damage, Fire And Other Problems{1252} 1979/04/23
Cranking Speeds Necessary To Start Diesel Engines{0374,1000,1450} 1979/09/24
Check The Radiator Fan Spider Assembly When Doing Yearly General Maintenance{1356} 1989/07/24
Engine Coolant Can Be Recycled{1395} 1989/11/13

Analyzing Cylinder Condition By Measuring Air Flow{0651, 1000} Analyzing Cylinder Condition By Measuring Air Flow{0651, 1000}
Troubleshooting Engine Vibration In Vehicular Equipment{1000} Troubleshooting Engine Vibration In Vehicular Equipment{1000}
Use of the 4C3502 Engine Repair Indicator Kit{0781, 1000} Use of the 4C3502 Engine Repair Indicator Kit{0781, 1000}
Retrofit Installation of Coolant Loss Sensor{1353, 1395, 7422, 7470} Retrofit Installation of Coolant Loss Sensor{1353, 1395, 7422, 7470}
Using The 5P6524 Engine Timing Indicator Group And 1P540 Flow Checking Tool Group{0782, 1000} Using The 5P6524 Engine Timing Indicator Group And 1P540 Flow Checking Tool Group{0782, 1000}
Oil and Your Engine{1000} Oil and Your Engine{1000}
FLYWHEEL GP

Flywheel 3306C Engines for Caterpillar Built Machines
Flywheel Housing 3306C Engines for Caterpillar Built Machines
Flywheel Housing 3306C Engines for Caterpillar Built Machines

Flywheel - Inspect 3306C Engines for Caterpillar Built Machines

Flywheel - Install 3304B and 3306B Engines for Caterpillar Built Machines
Flywheel - Remove 3304B and 3306B Engines for Caterpillar Built Machines

Idler Stub Shaft Mounting Bolts; Idler Gear Sleeve Bearings Idler Stub Shaft Mounting Bolts; Idler Gear Sleeve Bearings
Missing Rear Gear Train Idler Shaft Mounting Bolt Seals May Result In Oil Leaks Missing Rear Gear Train Idler Shaft Mounting Bolt Seals May Result In Oil Leaks
GEAR GP

Gear Group (Front) 3306C Engines for Caterpillar Built Machines
Gear Group (Front) 3306C Engines for Caterpillar Built Machines
Gear Group (Rear) 3306C Engines for Caterpillar Built Machines
Gear Group (Rear) - PTO 3306C Engines for Caterpillar Built Machines

Gear Group (Front) - Time 3306C Engines for Caterpillar Built Machines

Gear Group (Front) - Remove 3304B and 3306B Engines for Caterpillar Built Machines
Gear Group (Front) - Install 3304B and 3306B Engines for Caterpillar Built Machines

New Front Housing Assembly And Gaskets Used{1162,1166,1151} 1980/12/01
An Improved Front Gear Train Timing Procedure Is Used for 3406E, 3456, C-15, C-16, C15, and C18 Engines {1206} 2012/12/13

An Improved Front Gear Train Timing Procedure Is Used for 3406E, 3456, C-15, C-16, C15, and C18 Engines {1206} 2012/12/14

Idler Stub Shaft Mounting Bolts; Idler Gear Sleeve Bearings Idler Stub Shaft Mounting Bolts; Idler Gear Sleeve Bearings

Visual Inspection of Timing Gears for All Engines{1206} Visual Inspection of Timing Gears for All Engines{1206}
Visual Inspection of Gear Shafts{1151, 1162, 1206} Visual Inspection of Gear Shafts{1151, 1162, 1206}
HOUSING GP-FLYWHEEL

Flywheel Housing - Inspect 3306C Engines for Caterpillar Built Machines

Flywheel Housing - Remove and Install 3304B and 3306B Engines for Caterpillar Built Machines

Correct Use Of 6V2023 Flow Check Adapter Group Is Important To Prevent Damage To An Engine{0651,0654,1250} 1982/03/22
Check 5P7435 Tee Adapter Groups In The 6V3100 Engine Timing Indicator Groups{0782} 1985/06/03
Use The 6V2034 Micrometer Adapter To Measure Lip Thickness Of Engine Valves {0653,1105} 1979/10/29
HOUSING GP-FRONT

Housing (Front) 3306C Engines for Caterpillar Built Machines

Housing (Front) - Remove 3304B and 3306B Engines for Caterpillar Built Machines
Housing (Front) - Install 3304B and 3306B Engines for Caterpillar Built Machines
MISCELLANEOUS INFORMATION

6V2050 Tapered Rod Tool Group Available For Removal And Installation Of Bearings{1219,1218,1214} 1980/06/09
Piston And Connecting Rod Assembly Storage Cabinet{0600} 1982/01/18
Use 6V6147 Polishing Wheel To Clean Piston Pins{0675,1214} 1982/11/08
Use the 6V6167 Contact Point to Measure Wear Steps on Piston Pins{0653} 1982/11/22
Use Caterpillar 6V50 Engine Timing Indicator For Accurate Readings{0782,0785,0775} 1985/05/27
Two, New Top Dead Center Magnetic Transducers Available{0651,0653,1214,1250} 1985/10/07
Two Different Piston Oil Ring Designs Used{1215} 1985/11/11
New Fuel Ratio Control Group Used On Engines Equipped With New Scroll Fuel System{1278} 1985/11/25
Increase Piston Reuse With Keystone Piston Ring Gauge Group{1214,1215} 1986/06/16
Check Connecting Rods After Engine Failures Involving Hydraulic Lock{1218,1225} 1986/10/20
Correct Adjustment Of Fuel Shut-Off Solenoid Shaft Can Prevent Failures{1259} 1977/08/08
Larger Diameter Holes Are Now Used In The Rocker Arm Shaft To Give More Oil Flow To Rocker Arm Bearings{1102} 1977/11/21
Improved High Idle Display Of The 6V3100 And 8T5300/8T5301 Engine Timing Indicator Groups{0781} 1987/03/16
Use 6V100 Tool Arrangement To Remove And Install Piston Pin Bearings For Both Tapered And Standard Connecting Rods{0620,1218} 1978/04/24
New 6V87 Gauge Measures Valve Stem Wear{0653,1105} 1979/01/08
Current Chart For Dynamometer Adapters{0651,1000} 1979/01/22
5P3519 Piston Ring Gauge Has Improved Design For Better Accuracy And Easier Use; Corrected Information For Use On Pistons That Have Two Ring Grooves{0653,1214} 1979/05/14
New Rocker Arms And Rocker Arm Shaft Have Improved Lubrication{1102} 1979/08/27
MOUNTING GP-ALTERNATOR
Identification Of External Terminals On Alternators {1405,1406,1400} 1998/12/07
MOUNTING GP-ENGINE

Engine Trunnion 3306C Engines for Caterpillar Built Machines

Engine Support (Front) SUPPLEMENT FOR D250E & D300E ARTICULATED TRUCKS - 3306 ENGIN
Engine Mounting Group (Rear) SUPPLEMENT FOR D250E & D300E ARTICULATED TRUCKS - 3306 ENGIN
MOUNTING GP-STARTING MOTOR

0R5207 Remanufactured Starter May Not Fit In Some Applications{1453} 1993/11/29
PAN GP-OIL

Engine Oil Pan 3306C Engines for Caterpillar Built Machines

Crankcase Guard SUPPLEMENT FOR D250E & D300E ARTICULATED TRUCKS - 3306 ENGIN
Oil Pan SUPPLEMENT FOR D250E & D300E ARTICULATED TRUCKS - 3306 ENGIN
Oil Pan Plate SUPPLEMENT FOR D250E & D300E ARTICULATED TRUCKS - 3306 ENGIN
Engine Oil Pan - Remove and Install 3304B and 3306B Engines for Caterpillar Built Machines

New Crankcase Guard Provides Increased Resistance To Damage{7151} 1996/11/11
Spanner Wrench is Available for Ecology Drain Valves {1302, 1353, 1372, 5076, 5613} 2006/03/20

3306 Engine Oil Pan Plate Leaks 3306 Engine Oil Pan Plate Leaks

Obtaining Oil Sample for Analysis{1302, 1348, 3030, 3080, 3278, 4011, 4070, 5050, 5056, 5095, 7542} Obtaining Oil Sample for Analysis{1302, 1348, 3030, 3080, 3278, 4011, 4070, 5050, 5056, 5095, 7542}
PISTON & ROD GP

Connecting Rod 3306C Engines for Caterpillar Built Machines
Piston and Rings 3306C Engines for Caterpillar Built Machines

Compression - Test 3306C Engines for Caterpillar Built Machines
Engine Crankcase Pressure (Blowby) - Test 3306C Engines for Caterpillar Built Machines
Piston Ring Groove - Inspect 3306C Engines for Caterpillar Built Machines
Connecting Rod Bearings - Inspect 3306C Engines for Caterpillar Built Machines

Pistons and Connecting Rods - Remove 3304B and 3306B Engines for Caterpillar Built Machines
Pistons and Connecting Rods - Install 3304B and 3306B Engines for Caterpillar Built Machines
Pistons and Connecting Rods - Disassemble 3304B and 3306B Engines for Caterpillar Built Machines
Pistons and Connecting Rods - Assemble 3304B and 3306B Engines for Caterpillar Built Machines
Connecting Rod Bearings - Remove 3304B and 3306B Engines for Caterpillar Built Machines
Connecting Rod Bearings - Install 3304B and 3306B Engines for Caterpillar Built Machines

Carbon Cutting On Thrust Side Of Piston Top Land Is Normal Condition For Pistons With Offset (Not In Center) Pin Bores{1213,1214} 1980/08/11
New Bearing Standard: Quantity Of One Part Number Now Has Both Halves Of The Bearing{7551} 1982/08/09
Remanufactured Connecting Rod Assemblies{1218} 1984/01/23
Use Only Paint To Mark Connecting Rod Caps For Torque-Turn Method {1218,1219} 1987/06/01
Testing Connecting Rod Eye Bushings When Overhauling Engines{1218} 1987/07/06
Locating Bushings For The 5P3550 Rod Boring Machine Will Now Hold Tapered Piston Pin Bushings {0626} 1978/04/17
New Connecting Rod Is Tapered In Piston Pin Area{1218} 1979/10/22
New Oil Control Piston Ring Used In 3300 Family Of Engines {1213,1214,1215} 1990/03/26
Piston Ring Groove Gauges To Quickly And Accurately Determine Reusability Of Pistons{1214,0763} 1997/01/13
New Guidelines for Inspecting Pistons {1214} 2006/01/02

Use of Piston Pin Bearing Removal and Installation Tools{1218} Use of Piston Pin Bearing Removal and Installation Tools{1218}
Piston Cleaning Procedure{1214} Piston Cleaning Procedure{1214}
Using The 5P2050 Connecting Rod Checking Fixture{0767, 1218} Using The 5P2050 Connecting Rod Checking Fixture{0767, 1218}
Piston Ring Gap Alignment Influence on High Blowby and Oil Consumption on All Engines{1000, 1215} Piston Ring Gap Alignment Influence on High Blowby and Oil Consumption on All Engines{1000, 1215}

Connecting Rod Bearings Connecting Rod Bearings
Connecting Rods on Certain 3304 and 3306 Gas and Diesel Engines Have Failed{1225} Connecting Rods on Certain 3304 and 3306 Gas and Diesel Engines Have Failed{1225}

Salvage Procedures for Connecting Rods{0760, 0761, 0762, 0767, 1218} Salvage Procedures for Connecting Rods{0760, 0761, 0762, 0767, 1218}
Inspection and Measuring Procedures for Piston Pins{0760, 1214, 1225} Inspection and Measuring Procedures for Piston Pins{0760, 1214, 1225}
Visual Inspection of the Piston{1214, 1214} Visual Inspection of the Piston{1214, 1214}
Specifications for Connecting Rods{1218} Specifications for Connecting Rods{1218}
Inspection Procedures and Specifications for Pistons{1214, 1214} Inspection Procedures and Specifications for Pistons{1214, 1214}
Procedure for Replacing the Bearing of the Connecting Rod Eye and Testing the Retention of the Bearing{0701, 1218, 1219} Procedure for Replacing the Bearing of the Connecting Rod Eye and Testing the Retention of the Bearing{0701, 1218, 1219}
Visual Inspection of Connecting Rods{1218, 1218} Visual Inspection of Connecting Rods{1218, 1218}
Visual Inspection of Two-Piece Pistons{1214, 1214} Visual Inspection of Two-Piece Pistons{1214, 1214}
Thermal Spray Procedures for Connecting Rod{0679, 1225} Thermal Spray Procedures for Connecting Rod{0679, 1225}
PULLEY GP

Crankshaft Pulley 3306C Engines for Caterpillar Built Machines
Crankshaft Pulley 3306C Engines for Caterpillar Built Machines

New Regulator And Field Coil Assemblies Used{1410,1405} 1981/11/23
Voltage Regulator Cross Reference Chart{1410,1405} 1985/07/01
Identification Of External Terminals On Alternators{1405,1406,1400} 1987/03/23
Alternator "R" Terminal Wire Assembly Available For Wiring Harness Repair{1408} 1987/05/04
Alternator/Generator Output Test On The Engine{1401,1404,1405,1406} 1987/05/04
Check Alternator Output Connection Prior To Machine Delivery{1405} 1987/05/18
New 35-Ampere Alternator Used On Some Engines In Caterpillar Equipment{1405,1406} 1979/08/13
Voltage Regulator Can Cause Variable Ammeter Indications{1410,1401,1405,1406,7467} 1979/10/22

Upgrading Alternators To Include An Integrated Circuit Regulator{1405, 1410} Upgrading Alternators To Include An Integrated Circuit Regulator{1405, 1410}
PUMP GP-GEAR

Specifications and Reusability for Hydraulic Gear Pumps and Motors (Groups 1, 2, and 3){5061, 5073} Specifications and Reusability for Hydraulic Gear Pumps and Motors (Groups 1, 2, and 3){5061, 5073}
Removing and Installing Bushings and Pressure Plates in Hydraulic Gear Pumps{5073} Removing and Installing Bushings and Pressure Plates in Hydraulic Gear Pumps{5073}

Bench Test Procedure for Gear Pumps{5073} Bench Test Procedure for Gear Pumps{5073}
SUPPRESSION GP-SOUND

Sound Suppression Cover 3306C Engines for Caterpillar Built Machines
Sound Suppression Cover 3306C Engines for Caterpillar Built Machines
TOOLS

Make Change To 6V2100 Multitach And 5P9698 Calibrator{0651} 1982/11/15
New Engine Timing Indicator Group Available {0781,0782} 1986/07/07
New Special Instruction For Troubleshooting 5P2150 Engine Horsepower Meter{0651,1250} 1977/01/17
Troubleshooting The Tachometer System Of The 4S6553 Engine Instrument Group{0651} 1977/10/10
Extraction Tools For "Live Oil Sampling"{7770,0770,0781,0783,0784} 1988/04/18
Installation Of Valves For Live Oil Sampling{7770,0770,0781,0783,0784} 1988/06/06
6V117 And 6V2001 Bushings Used In 9S8140 Pressurizing Pump Group Are Available For Parts Service{0651} 1979/06/25

Troubleshooting And Repair Of The 5P2160 Engine Horsepower Meter Arrangement<SUP><FONT SIZE=-1>*</FONT></SUP>{0781, 0782} Troubleshooting And Repair Of The 5P2160 Engine Horsepower Meter Arrangement*{0781, 0782}
Using The 5P2160 Engine Horsepower Meter Arrangement<SUP><FONT SIZE=-1>*</FONT></SUP>{0781, 0782} Using The 5P2160 Engine Horsepower Meter Arrangement*{0781, 0782}
Using The 4S6553 Engine Evaluation Test Group{0781} Using The 4S6553 Engine Evaluation Test Group{0781}
Service Information And Use of 6V3100 Engine Timing Indicator Group{0782} Service Information And Use of 6V3100 Engine Timing Indicator Group{0782}
Using The 6V4060 Engine Set Point Indicator Group{0781} Using The 6V4060 Engine Set Point Indicator Group{0781}
Electronic Repair Of 6V3100 Diesel Engine Timing Indicator{0651, 1250} Electronic Repair Of 6V3100 Diesel Engine Timing Indicator{0651, 1250}
Use of the 4C6534 Speed Switch Calibration Harness{0781, 0785} Use of the 4C6534 Speed Switch Calibration Harness{0781, 0785}
Using the 1U5470 Engine Pressure Group{0781} Using the 1U5470 Engine Pressure Group{0781}
Using the 4C6821 Injection Line Speed Pickup Group{0781} Using the 4C6821 Injection Line Speed Pickup Group{0781}

Using The Inspection Borescopes 1U5268 and 8T9290 Borescopes Using The Inspection Borescopes 1U5268 and 8T9290 Borescopes
Using the 198-4240 Digital Pressure Indicator Group{0599, 0738, 0788, 1000, 3000, 4000, 5000, 6000} Using the 198-4240 Digital Pressure Indicator Group{0599, 0738, 0788, 1000, 3000, 4000, 5000, 6000}
Using the 1U-8860 Large Engine Blowby Pickup Group and the 8T-2700 Blowby/Airflow Indicator{0781, 0785, 1000} Using the 1U-8860 Large Engine Blowby Pickup Group and the 8T-2700 Blowby/Airflow Indicator{0781, 0785, 1000}
4C-9832 Large Engine Roll-Over Stand {0599, 0701} 4C-9832 Large Engine Roll-Over Stand {0599, 0701}
9U-7370 Belt Tension Tester {0599, 0701} 9U-7370 Belt Tension Tester {0599, 0701}
Using the 143-2099 Sleeve Replacement Tool Group on 3114, 3116, and 3126 Engines{0374, 0599, 0701, 0706, 0781} Using the 143-2099 Sleeve Replacement Tool Group on 3114, 3116, and 3126 Engines{0374, 0599, 0701, 0706, 0781}
146-1738 Precision Borescope (Hawkeye){0599, 0614, 0644, 0701, 0706, 0708, 0727, 0738} 146-1738 Precision Borescope (Hawkeye){0599, 0614, 0644, 0701, 0706, 0708, 0727, 0738}
VALVE MECHANISM GP

Valve Mechanism Cover 3306C Engines for Caterpillar Built Machines
Valve Rocker Arms and Lifters 3306C Engines for Caterpillar Built Machines

Finding Top Center Position for No. 1 Piston 3306C Engines for Caterpillar Built Machines

Rocker Shaft and Pushrod - Remove 3304B and 3306B Engines for Caterpillar Built Machines
Rocker Shaft - Disassemble 3304B and 3306B Engines for Caterpillar Built Machines
Rocker Shaft - Assemble 3304B and 3306B Engines for Caterpillar Built Machines
Lifter Group - Remove and Install 3304B and 3306B Engines for Caterpillar Built Machines
Rocker Shaft and Pushrod - Install 3304B and 3306B Engines for Caterpillar Built Machines
Valve Mechanism Cover - Remove and Install 3304B and 3306B Engines for Caterpillar Built Machines

Set Engine Valve Lash After Installing All Remanufactured Long Blocks {1102, 1121, 1123, 1209} 2012/10/08

Set Engine Valve Lash After Installing All Remanufactured Long Blocks {1102, 1121, 1123, 1209} 2012/10/08

Set Engine Valve Lash After Installing All Remanufactured Long Blocks {1102, 1121, 1123, 1209} 2012/10/08

Replacement For The 2M4314 Fuel Pump Bonnet Retaining Bushing{1250} Replacement For The 2M4314 Fuel Pump Bonnet Retaining Bushing{1250}
BRAKING SYSTEM
ACCUMULATOR GP

Accumulators<BR> (7U7745) D250E & D300E ARTICULATED TRUCKS BRAKE SYSTEM
Accumulator<BR> (122-6690) D250E & D300E ARTICULATED TRUCKS BRAKE SYSTEM

Accumulator-Front D250E & D300E ARTICULATED TRUCKS MACHINE SYSTEMS
Accumulator-Charge &amp; Test Procedure D250E & D300E ARTICULATED TRUCKS MACHINE SYSTEMS
Accumulator-Brake D250E & D300E ARTICULATED TRUCKS MACHINE SYSTEMS

Adjustment Procedure For Brake Accumulator Charging Valve Cut-In And Cut-Out Pressures {4263} 2005/09/05

Accumulator Discharging and Charging Procedures{0738, 4263, 4264, 4331, 5077, 5077, 5081, 7474} Accumulator Discharging and Charging Procedures{0738, 4263, 4264, 4331, 5077, 5077, 5081, 7474}

131-2946 Accumulator Charge Valves Need To Be Replaced On Certain D25D, D30D, D250E, D300E, D350E, And D400E Articulated Trucks 131-2946 Accumulator Charge Valves Need To Be Replaced On Certain D25D, D30D, D250E, D300E, D350E, And D400E Articulated Trucks
BRAKE GP

Service Brake Valve<BR> (2U7332) D250E & D300E ARTICULATED TRUCKS BRAKE SYSTEM
Parking Brake<BR> (Part Of 118-2282 And 132-7346 Transfer Drive Groups) D250E & D300E ARTICULATED TRUCKS BRAKE SYSTEM
Parking Brake Valve<BR> (120-4886) D250E & D300E ARTICULATED TRUCKS BRAKE SYSTEM
Service Brake Group<BR> (8X7186) D250E & D300E ARTICULATED TRUCKS BRAKE SYSTEM

Disc Brake Caliper/Pad Assembly D250E & D300E ARTICULATED TRUCKS MACHINE SYSTEMS
Brake Carriers Lining or Pads D250E & D300E ARTICULATED TRUCKS MACHINE SYSTEMS
Another Service Brake System Valve D250E & D300E ARTICULATED TRUCKS MACHINE SYSTEMS

Procedure To Inspect Disc Lining Assemblies For Wear {4273,4251} 1995/07/03
Alternative Brake Caliper Seal Kits Can Withstand Extreme Operating Temperatures {4256} 1996/12/16
Parking Brake Switch Knob Now Serviced {1400,4267,4284} 1997/05/05
Improvements To Brake Caliper Seals Prevent Leaks In High Temperature Applications {4256} 1997/05/05
Improved Final Drive And Wheel Group Increase Brake Disc Service Life {4255,4001} 1997/07/07
Improvements To Brake Caliper Seals Prevent Leaks In High Temperature Applications {4256} 1997/11/17
Improvements To Brake Caliper Seals Prevent Leaks In High Temperature Applications {4256} 1998/02/02
Access Hole Dimensions To Measure Brake Lining Pad Thickness {4254,4256} 1998/04/06
New Piston Pump For Brake, Steering, And Hoist Systems Has Longer Service Life {5070,4268,4306,5083} 1998/04/27
Supplement To &quot;Improvements To Brake Caliper Seals Prevent Leaks In High Temperature Applications&quot; {4256} 1998/05/11
Dimensions For Re-Manufacture Of Brake Disc And Rotor {4457,4255} 1999/07/19
Brake Linings Are Available for High Temperature Applications on Articulated Trucks {4251} 2003/05/12
Procedures for Remanufacture of the Brake Discs {4008, 4051} 2007/08/27
Dimensions to Produce Brake Lining Pad Thickness Gauge {4254, 4254} 2005/03/14

Certain 6W7379 Plugs Need To Be Removed From Dealer Parts Stock Certain 6W7379 Plugs Need To Be Removed From Dealer Parts Stock
Product Support Program For Disc Brake Rotor Mounting Bolts May Loosen On Certain D250E And D300E Articulated Trucks Product Support Program For Disc Brake Rotor Mounting Bolts May Loosen On Certain D250E And D300E Articulated Trucks
Product Support Program For Replacing The Final Drive Planet Gear Thrust Washers On Certain D250E Articulated Trucks Product Support Program For Replacing The Final Drive Planet Gear Thrust Washers On Certain D250E Articulated Trucks
Product Support Program For Brake Disc To Wheel Assembly Bolt Loosening On Certain D250E And D300E Articulated Trucks Product Support Program For Brake Disc To Wheel Assembly Bolt Loosening On Certain D250E And D300E Articulated Trucks

3V-0197 BOLTS MAY NOT HAVE THE PROPER HEAT TREATMENT 3V-0197 BOLTS MAY NOT HAVE THE PROPER HEAT TREATMENT
Park Brake Solenoid Valve Troubleshooting Procedure Park Brake Solenoid Valve Troubleshooting Procedure

149-7173 Bearing Handling Bracket Assembly {0374, 0599, 0629, 0632, 4006, 4008, 7551} 149-7173 Bearing Handling Bracket Assembly {0374, 0599, 0629, 0632, 4006, 4008, 7551}
193-4124 Rear Wheel Bearing Preload Adjuster for 793 Off-Highway Trucks{0374, 0599, 0700, 0722, 0727, 0731} 193-4124 Rear Wheel Bearing Preload Adjuster for 793 Off-Highway Trucks{0374, 0599, 0700, 0722, 0727, 0731}

Procedure to Salvage Tang Slots on Transmission and Brake Pistons{0679, 3160, 4011, 4251} Procedure to Salvage Tang Slots on Transmission and Brake Pistons{0679, 3160, 4011, 4251}
Final Drive Steering System, Wheel Braking System, and Wheels &amp; Tires Salvage and Reuse Manual Contents{4000, 4050, 4100, 4250, 4300} Final Drive Steering System, Wheel Braking System, and Wheels & Tires Salvage and Reuse Manual Contents{4000, 4050, 4100, 4250, 4300}
CONTROL GP

Valve-Foot Brake D250E & D300E ARTICULATED TRUCKS MACHINE SYSTEMS

Hydraulic Control System Improvements Reduce Retarder Response Time{1019} 1997/09/22
Serviceable O-Ring Plugs And O-Ring Seals Available For Brake Pressure Reducing Valve {5051} 1998/06/22
CYLINDER GP
Double Lip Wiper Seals Must Be Installed Properly {7562} 2002/12/09

Testing Hydraulic Cylinders Using the 188-3926 Caterpillar Cylinder Tester and the 9U-6803 Caterpillar Cylinder Tester {0784, 7562} Testing Hydraulic Cylinders Using the 188-3926 Caterpillar Cylinder Tester and the 9U-6803 Caterpillar Cylinder Tester {0784, 7562}
LINES GP

Brake Oil Cooler SUPPLEMENT FOR D250E & D300E ARTICULATED TRUCKS - 3306 ENGIN

Extra Support For Center &amp; Rear Brake Lines {4257} 1999/08/09
Revised Special Instruction, REHS0888-01, "Salvage Procedure for the Bores for the Front Suspension Mounting Pin in the Front Frame" is Available {3253, 3278, 4202, 4257, 7050, 7051, 7203} 2003/08/25
MISCELLANEOUS INFORMATION
Splash Shields Added To Caterpillar Fuel Injection Test Bench{0652} 1979/08/13
TOOLS
243-3133 Quick Connect Coupler (Fluid Sampling) Provides A Coupler for Portable Particle Analyzers {0707, 0717, 0731, 0732, 0738} 2004/07/01
Test Kit Checks Oil Coolers for Leaks {0768, 0781, 0783, 0784} 2004/12/27

Base-Mounted Recirculating Parts Washers{0374, 0599, 0680, 0699, 0700} Base-Mounted Recirculating Parts Washers{0374, 0599, 0680, 0699, 0700}
HVOF Identifier 396-9342 Group{0599, 0669, 0679, 7000} HVOF Identifier 396-9342 Group{0599, 0669, 0679, 7000}
4-Inch Radial Hose Machine{0374, 0599, 0684, 0738, 5057} 4-Inch Radial Hose Machine{0374, 0599, 0684, 0738, 5057}
Procedures for Using the 212-1503 Portable Parts Washer{0374, 0599, 0680, 0699, 0700} Procedures for Using the 212-1503 Portable Parts Washer{0374, 0599, 0680, 0699, 0700}
VALVE GP

Pressure and Flow Compensator Valve (Steering, Hoist, and Brake) D250E and D300E Articulated Trucks Steering, Suspension, and Body Hoist Hydraulic Systems

Improved Solenoid Valve Group Used In ICM And Planetary Transmissions For Increased Reliability And Longer Service Life{3030} 1998/03/16
A New Coil Assembly is Now Used {5479} 2009/02/09
COOLING SYSTEM
COOLANT CONDITIONER GP
Canister Size Of Coolant Conditioner Element Has Changed{1350} 1985/11/25
Easy Five-Minute Coolant Conditioner Test With 8T5296 Coolant Conditioner Test Kit{1395,0786} 1987/03/23
Extended Life Coolant Now Used To Increase Service Life{1352} 1997/08/25
COOLER GP

Engine Oil Filter &amp; Oil Filter Base SUPPLEMENT FOR D250E & D300E ARTICULATED TRUCKS - 3306 ENGIN
Transmission Oil Cooler SUPPLEMENT FOR D250E & D300E ARTICULATED TRUCKS - 3306 ENGIN
Engine Oil Cooler SUPPLEMENT FOR D250E & D300E ARTICULATED TRUCKS - 3306 ENGIN
Engine Oil Cooler - Disassemble 3304B and 3306B Engines for Caterpillar Built Machines
Engine Oil Cooler - Assemble 3304B and 3306B Engines for Caterpillar Built Machines
Engine Oil Cooler - Remove 3304B and 3306B Engines for Caterpillar Built Machines
Engine Oil Cooler - Install 3304B and 3306B Engines for Caterpillar Built Machines

New Oil Filter Base Has Larger Oil Passages; Some Bases Need Modification{1306} 1980/08/11
Lubricant Recommendations Changed For All Caterpillar Engines To Combat Effects Of Fuel Sulfur{1318,0375,0374,1280} 1982/05/03
New Oil Additives Can Cause High Copper (Cu) Indications During S.O.S. Tests{0372,1318} 1982/09/27
Oil Filter Inspection Can Save Additional Internal Engine Damage{1318} 1985/06/17
Fuel Sulfur Analyzer Available{0651,1280,1318} 1986/01/13
Engine Oil Filter Element Has Metal Wrapper Instead Of Paper Wrapper{1318} 1986/03/10
Use Correct Procedure To Clean The Engine Lubrication System If Permanent Type Antifreeze (Ethylene Glycol) Is In The Engine{1318,1350} 1979/02/19
Engine Oil Viscosity Changed To SAE 10W/30 For Shipment From All U.S. Factories{1318} 1979/10/15
Special Instruction for Testing Oil Coolers {1378} 2003/11/24
100% Leak Testing of Oil Coolers {1378} 2007/04/23

100% Leak Testing of Oil Coolers {1378} 2007/04/30

Test Procedure for a Brazed and Rubber End Sheet Oil Coolers{1378} Test Procedure for a Brazed and Rubber End Sheet Oil Coolers{1378}

Engine Oil Cooler Inspection, Repair, and Cleaning{1378, 1378} Engine Oil Cooler Inspection, Repair, and Cleaning{1378, 1378}
Inspection and Cleaning of Rubber End Sheet Oil Coolers{1365, 1374, 1378} Inspection and Cleaning of Rubber End Sheet Oil Coolers{1365, 1374, 1378}
COOLING GP

High Silicates In Antifreeze{1350} 1986/02/03
Nitrite Test Kit Available For Cooling Systems{0651,1350,1395} 1986/06/09
Caterpillar Antifreeze Now Used And Available From Parts Departments{1350,1395} 1986/11/10
Cooling System Conditioner{1395,1350} 1987/03/23
Analyzing Caterpillar And Competitive Antifreezes For Amount Of Silicates{1350,1395} 1988/02/22
Be Sure Battery Cable-To-Starter Connection Has Correct Torque{1453} 1988/03/14
Improved Seals Used; Seal Replacement In Folded Core Radiators {1353} 1988/05/09
Be Sure To Follow Cooling System Recommendations{1350} 1988/11/21
FAN GP

Fan Guards SUPPLEMENT FOR D250E & D300E ARTICULATED TRUCKS - 3306 ENGIN
Fan SUPPLEMENT FOR D250E & D300E ARTICULATED TRUCKS - 3306 ENGIN

Air Conditioner/Heater Fan Switch Improved{1435,7320} 1996/01/08
LINES GP-WATER

Water Temperature Regulator 3306C Engines for Caterpillar Built Machines

Water Temperature Regulator SUPPLEMENT FOR D250E & D300E ARTICULATED TRUCKS - 3306 ENGIN
Water Directors - Remove and Install 3304B and 3306B Engines for Caterpillar Built Machines
Water Temperature Regulator - Remove and Install 3304B and 3306B Engines for Caterpillar Built Machines

5P957 And 5P3514 Coolant And Battery Tester{0786,1395,1401} 1987/03/23
How To Identify Failures To Electric Jacket Water Heaters{1383} 1988/04/18
New Publication Available-&quot;Coolant And Your Engine&quot;{1395,0374,0375} 1989/02/13
New Clamps And New Hose Now Used for Water Heater Lines To Improve Service Life {1383,1812} 1997/08/18
Water Temperature Regulators (Thermostats) Have Been Redesigned {1355, 1380, 1393} 2009/07/06

Water Temperature Regulators (Thermostats) Have Been Redesigned {1355, 1380, 1393} 2009/07/13

Installation of Oversize Water Directors Installation of Oversize Water Directors
MISCELLANEOUS INFORMATION

New Information On Caterpillar Cooling System Inhibitor{1350} 1977/05/09
Black Light Leak Detection Kit Available For Oil, Fuel and Cooling Systems {0774,1250,1300,1350} 1987/05/11
New Type Products Available To Clean Cooling Systems{1350} 1979/05/28
New Bracket Available For Installation Of Jacket Water Heater{1383} 1979/09/17
New Cooling System Cleaner Now Available For All Engines{1350,0680,1352,1353} 1989/12/25
Caterpillar Introduces New Long Life Heavy Duty Engine Coolant{1395} 1994/09/19
New Expansion (Shunt) Tank Resists Cracks{1350,1354} 1998/10/12
PUMP GP-WATER

Water Pump 3306C Engines for Caterpillar Built Machines

Water Pump SUPPLEMENT FOR D250E & D300E ARTICULATED TRUCKS - 3306 ENGIN
Water Pump - Disassemble 3304B and 3306B Engines for Caterpillar Built Machines
Water Pump - Assemble 3304B and 3306B Engines for Caterpillar Built Machines
Water Pump - Remove 3304B and 3306B Engines for Caterpillar Built Machines
Water Pump - Install 3304B and 3306B Engines for Caterpillar Built Machines

Spring Pins No Longer Used In Water Pump Drive Gear {1361} 1981/09/14
New Water Pump Group Includes Many Improvements {1361} 2000/06/05

The Plastic Impeller Needs To Be Removed From Certain Water Pumps In Parts Stock And Replaced With A Cast Iron Impeller. The Plastic Impeller Needs To Be Removed From Certain Water Pumps In Parts Stock And Replaced With A Cast Iron Impeller.

Remanufacturing Water Pumps For The 3300 Family Of Engines Remanufacturing Water Pumps For The 3300 Family Of Engines
RADIATOR GP

Shunt Tank Group SUPPLEMENT FOR D250E & D300E ARTICULATED TRUCKS - 3306 ENGIN
Radiator SUPPLEMENT FOR D250E & D300E ARTICULATED TRUCKS - 3306 ENGIN

Installation Of The Parts Service 7N-3542 Core In The Basic Radiator Assembly {1353} 1997/01/27
Procedure Available To Improve Service Life Of 7U-6300 Expansion Tank Group {1354,1350} 1998/12/07
New Gaskets are Available for Use Between the Radiator Core and the Header Tank Assemblies {1353, 1377} 2001/03/05
TANK GP-EXPANSION

Installation Procedure for Replacement of 2U-0626 Relief Valve {1354} Installation Procedure for Replacement of 2U-0626 Relief Valve {1354}
TOOLS

Single Purpose Fluid Sampling Valves and Dual Purpose Fluid Sampling Valves Require Different Quick Connect Couplers {0645, 7542} 2004/11/29

Using the 223-2105 Hose Cutting Machine{0374, 0599, 0678, 0684, 0708, 0738, 5057, 6060} Using the 223-2105 Hose Cutting Machine{0374, 0599, 0678, 0684, 0708, 0738, 5057, 6060}
VALVE GP-CONTROL

New Water Valve Assembly And New Board Control Assembly That Improve Reliability Of HVAC System Are Available{7320,7309,7304,7337,7311} 1998/01/19
DIFFERENTIAL STEERING SYSTEM
MOTOR GP

General Reuse and Salvage Guideline for Hydraulic Piston Pumps and Motors{5058, 5070} General Reuse and Salvage Guideline for Hydraulic Piston Pumps and Motors{5058, 5070}
PUMP GP

Repair Process for Hydraulic Gear Pumps{5073} Repair Process for Hydraulic Gear Pumps{5073}

Bench Test Procedure for Hydraulic Piston Pumps{5070} Bench Test Procedure for Hydraulic Piston Pumps{5070}
ELECTRICAL AND STARTING SYSTEM
ALARM GP

New Backup Lamp Group Resists Shock and Vibration{1428} 1995/10/30
Backup Alarms Improved{7406} 1997/05/19

Installation of 244-1090 Alarm Gp {7400, 7402, 7407} Installation of 244-1090 Alarm Gp {7400, 7402, 7407}
Installation of 262-6141 Alarm Gp {7406} Installation of 262-6141 Alarm Gp {7406}
ALTERNATOR GP-CHARGING

Alternator and Regulator 3306C Engines for Caterpillar Built Machines
Alternator and Regulator 3306C Engines for Caterpillar Built Machines
Alternator and Regulator 3306C Engines for Caterpillar Built Machines
Alternator 26SI Series Alternator
Alternator and Regulator 3306C Engines for Caterpillar Built Machines
Alternator and Regulator 3306C Engines for Caterpillar Built Machines
Alternator and Regulator 3306C Engines for Caterpillar Built Machines
Alternator and Regulator 3306C Engines for Caterpillar Built Machines

General Information 26SI Series Alternator
Component Description 26SI Series Alternator
Normal Operation 26SI Series Alternator

T1 Alternator Output - Test 26SI Series Alternator
T2 Electrical System Current - Test 26SI Series Alternator
T3 Charging System - Test 26SI Series Alternator
T4 Alternator Drive System - Check 26SI Series Alternator
T5 Alternator Current - Test 26SI Series Alternator
T6 Residual Magnetism Restoration 26SI Series Alternator
T7 Identifying Source of Current Draw - Test 26SI Series Alternator
T8 Alternator Overcharging - Test 26SI Series Alternator
Initial Troubleshooting Procedure 26SI Series Alternator
General Information 26SI Series Alternator
Component - Test 26SI Series Alternator

Alternator SUPPLEMENT FOR D250E & D300E ARTICULATED TRUCKS - 3306 ENGIN
Alternator - Assemble 26SI Series Alternator
Alternator - Disassemble 26SI Series Alternator

Repair Parts Available for Alternator R-Terminal {1405} 2000/10/02
Harness Repair of Alternator R-Terminal Connector {1405, 1408, 7553} 2000/10/02

Repair Parts Available for Alternator R-Terminal {1405} 2000/12/01
Harness Repair of Alternator R-Terminal Connector {1405} 2000/12/01

Charging System Troubleshooting{1406} Charging System Troubleshooting{1406}

REMANUFACTURED HEAVY DUTY BRUSHLESS ALTERNATORS REMANUFACTURED HEAVY DUTY BRUSHLESS ALTERNATORS
BATTERY GP

Battery - Test 3306C Engines for Caterpillar Built Machines

Maintenance Free Batteries{1401} 1986/03/10
Requirements For Shipping Wet Batteries In The U.S.{1401,7500} 1986/04/07
Heavy-Duty Line Of Batteries Available To U.S. Dealers{1400,1401} 1986/09/01
Safety Vent Caps For Caterpillar Batteries{1401} 1977/07/11
Maintenance-Free Batteries Require Different Troubleshooting Procedures{1401} 1988/06/20
Revised Instructions For Installation of New Maintenance Free Batteries{1401,1400} 1988/12/12
Fuse And Wire Assembly Is Available For Protection Of Earlier 6N5906 Service Meters{7480} 1979/01/29
Shorter Mounting Bolts Used For Glow Plug Wiring{1403,1412} 1979/05/21
Two Plug Assemblies (Booster Cables) Are Available To Start Machines{1401,1453} 1979/11/05
Batteries Can Be Damaged If Too Much Vacuum Is Used During Electrolyte Fill{1401} 1979/11/26
High Performance Maintenance Free Battery Available{1401} 1989/01/16
Limitations On Engine Cranking Time{1453,1401} 1989/03/27
Preventive Maintenance For Batteries{1401} 1989/03/27
Causes And Effects Of Low Battery Voltage On Electric Starters{1401,1453,1467} 1989/04/24
Procedure For Replacing Batteries Or Battery Cables {1401,1402,1411} 1989/05/01
Procedure For Replacing Batteries, Battery Cables Or Disconnect Switches {1401,1402,1411} 1989/05/01
Procedure For Replacing Batteries, Battery Cables Or Disconnect Switches {1401,1402,1411} 1989/05/01
Special Instruction, &quot;Battery Charging Rate And Time Tables,&quot; Available On Oil Resistant Paper{0374,1401} 1989/06/19
Fitting Needed To Install New Oil Pressure Switch When Replacing Former Switches{7485} 1991/11/25
Wiring Harness Conduit Component Sizes {1408} 1995/02/13

Use Of 6V3025 Battery Cable Repair Kit{0613, 1400} Use Of 6V3025 Battery Cable Repair Kit{0613, 1400}
Battery Ratings And Cross Reference Chart{1401} Battery Ratings And Cross Reference Chart{1401}
Battery Test Procedure{1401} Battery Test Procedure{1401}

New Clips Need To Be Installed On Certain D25D, D30D, D250E, D300E, D350E, And D400E Articulated Trucks To Prevent Battery Cable Movement New Clips Need To Be Installed On Certain D25D, D30D, D250E, D300E, D350E, And D400E Articulated Trucks To Prevent Battery Cable Movement

Recommendations for Battery Charging and Temperatures for Machines and Generator Sets{1401, 751B} Recommendations for Battery Charging and Temperatures for Machines and Generator Sets{1401, 751B}
Process for Communicating an Incident with a Battery{1401} Process for Communicating an Incident with a Battery{1401}
BOX GP

Improved Switches Now Used To Prevent Open Contacts {1423} 1997/11/24
CIRCUIT BREAKER GP
New Fuse Cap Available {1417} 1996/10/07
CONTROL GP
Revised Special Instruction, REHS0126-02, &quot;Caterpillar Electronic Controls Service Code Information Description List&quot;, Available{0374,1901,1927,1930,1948,3168,4348,4802,4808,4810,4812,5511,5701,7490,7494,7601,7602,7610} 1998/11/16
CONTROL GP-ELECTRONIC
New Oil Pressure Switch Used With EMS Systems{7485} 1986/03/10
Procedure Available To Troubleshoot The Electrical Part Of The Hoist System{1400} 1997/04/28
Shift Strategy Change{3167,3168,3073} 1997/10/13
Corrections To Shiftpoint Specifications{3168} 1998/02/23
New Electronic Programmable Transmission Control II (EPTC II) Available For Articulated Trucks {3168} 1998/10/19
Troubleshooting The Gear Position Sensor On Individual Clutch Modulation Transmissions {3168} 1999/07/05
Correction to Systems Operation , "Electronic Programmable Transmission Control (EPTC II) For Articulated Trucks - Diagnostic Operation" {3168, 4800} 2000/10/16
New Radio Software Is Now Available For Product Link 522 and 523 Radio On All Cat <SUP>&reg;</SUP> Products {7610, 7620} 2014/02/06

Communication Adapter II{0600, 0709, 7600, 7610} Communication Adapter II{0600, 0709, 7600, 7610}
Using the 4C-8195 Control Service Tool{0374, 0599, 0709, 7490} Using the 4C-8195 Control Service Tool{0374, 0599, 0709, 7490}
ELECTRONICS GP-ENGINE

Electronic Control Modules and Computer Viruses {7610} 2000/12/04
New Service Information Tool for CAT Dealers is Now Available {1900} 2002/06/17
Auto Clearing of Diagnostics and Events from Electronic Control Module (ECM) {1901, 1920, 7610, 7620} 2014/04/08
Updated Flash Procedure for All Caterpillar Products {1920, 7610, 7620} 2013/07/11
New Software Flash File Extension Requires Caterpillar Electronic Technician (Cat ET) 2013B {0785, 7620} 2013/07/25

Do Not Use the 261-3363 Wireless Communication Adapter with Model Year 2007 Cat Engines and Transmissions in On-Highway Trucks {0785, 1930, 7620} 2007/10/01
New Software Flash File Extension Requires Caterpillar Electronic Technician (Cat ET) 2013B {0785, 1900, 1901} 2014/04/04

New Service Information Tool for CAT Dealers is Now Available {1000} 2002/06/01
277-4734 Bypass Harness Assembly Allows Cat Electronic Technician (Cat ET) to Communicate with ADEM IV:E2 Electronic Control Modules {0779, 0785, 1901, 1930} 2006/09/04
The Programmable Monitoring System Parameters Have New Descriptions {1901, 1902, 7620} 2007/10/22
New Software Flash File Extension Requires Caterpillar Electronic Technician (Cat ET) 2013B {0785, 1900, 1901} 2014/03/28

Installation Of Governor Spring Guide{1264} Installation Of Governor Spring Guide{1264}
Obtaining Factory Passwords and Software Enabled Attachments{7610, 7620} Obtaining Factory Passwords and Software Enabled Attachments{7610, 7620}
Using the 217-0114 Adapter Cable As {0709, 1901, 1920} Using the 217-0114 Adapter Cable As {0709, 1901, 1920}
Instructions for Communicating With and Flashing the 10R-4085 Engine Electronic Control Gp and the 10R-1824 Engine Electronic Control Gp {1901, 1920} Instructions for Communicating With and Flashing the 10R-4085 Engine Electronic Control Gp and the 10R-1824 Engine Electronic Control Gp {1901, 1920}
Diagnostic Code Information for Caterpillar <SUP>&reg;</SUP> Electronic Control{1901, 1927, 1948, 3168, 4348, 4802, 4808, 4810, 5511, 5701, 7490, 7494, 7601, 7602, 7610, 7610, 7610} Diagnostic Code Information for Caterpillar ® Electronic Control{1901, 1927, 1948, 3168, 4348, 4802, 4808, 4810, 5511, 5701, 7490, 7494, 7601, 7602, 7610, 7610, 7610}
Procedure to Flash the ADEM 3 Engine Electronic Control Gp{1901, 1920} Procedure to Flash the ADEM 3 Engine Electronic Control Gp{1901, 1920}
ELECTRONICS GP-POWER TRAIN

277-2362 Transmission Analyzer III Group Offers Upgraded Diagnostic Capabilities {0769, 0779, 0783} 2007/10/22
ELECTRONICS GP-MACHINE
Parts Information for Locating Components of New Electronic Systems in SIS and Parts Manual {7602, 7631} 2001/04/09
New Firmware Is Now Available for Communications Adapter 3 {7610, 7620} 2011/10/20

Installation of the Machine Security System (MSS) Universal Attachment Kit{7631, 7631} Installation of the Machine Security System (MSS) Universal Attachment Kit{7631, 7631}
ELECTRICAL GP

Replacement Of Brush Holder Pins In Delco-Remy Electric Starting Motors{1453} 1982/06/28
Adjust Bosch Solenoid If Replaced Or Reinstalled{1407,1453} 1986/11/10
12-Volt Starter Solenoid Available For 7T2265 And 7T2266 Starting Motors{1407} 1987/02/16
Polarity Connections And Use Of Service Meter Films When Service Meter Kits Are Installed{7480,7000} 1987/02/16
Check For Plugged Orifices In Mechanical Pressure Gauges{7450} 1987/03/02
Improved Start Switch Used{1416} 1987/05/25
Magnetic Switches (Starter Relays) Improved{1450} 1988/03/14
9G7641 Start Switch Is Improved{1416,1400} 1988/05/16
More Potting Material Now Used In 6N5906 Electric Service Meter{7480} 1979/11/26
How To Troubleshoot A Short-To-Ground In Power Wiring{1400} 1989/03/27
New PRELUB Systems Available For Medium To Large Caterpillar Construction Equipment {1319} 1992/04/06
Vibration Resistant LED Kit Available For Use With Back-Lit Rocker Switches {1429} 1996/09/16
Improved Switches Now Used To Prevent Open Contacts{1423} 1997/08/11

Operation And Maintenance Of 1P3060 Pyrometer Group{0776} Operation And Maintenance Of 1P3060 Pyrometer Group{0776}
HANDLE AS-PROPEL

Tee Handle Hexagonal Wrench In Rack Adjusting Tool Is Now Available For Parts Replacement 1979/09/10
INSTALLATION GP
Improved End - of - Line - Test Fixture for the Product Link Antenna is Now Used {7606} 2006/11/13
LIGHTING GP

Speed Sensor (Transmission) D250E and D300E Articulated Trucks Power Train

Service Parts Available For Rear Signal Lamp Groups{1430,1432} 1996/01/22
Service Parts Available For Rear Signal Lamp Groups{1430,1432} 1996/03/25
A New Hoist, Retarder, And Turn Signal Levers Now Used To Prevent Loosening {1430,3121} 1996/10/14
Exhaust Outlet Tubes Used On Exhaust Heated Truck Body Groups To Keep Exhaust Soot And Condensation Off Rear Lamps {7258} 1996/12/16
Improved Stop/Tail/Turn Lamps Now Available{1432} 1998/02/23
Effectivity For &quot;Improved Stop/Tail/Turn Lamps Now Available&quot; {1432} 1998/05/25
Improved Stop/Tail/Turn Lamps Now Available{1432} 1998/07/20

Installation of Electric Starting Motors{1453} Installation of Electric Starting Motors{1453}
Installation Guide for the 35-Watt High Intensity Discharge (HID) Light{1429} Installation Guide for the 35-Watt High Intensity Discharge (HID) Light{1429}
MISCELLANEOUS INFORMATION

Use The 6V2056 Rod And 6V2057 Point To Find True Top Center{0653} 1980/07/14
Use Improved Heat Start Switch{1416} 1987/04/20
Products Equipped With Diagnostic Connectors Require Less Time For Electrical Troubleshooting{1400} 1987/05/04
MOTOR GP
An Improved Starting Motor is Now Available {1453} 2007/04/30
A New Starter Solenoid is Now Available {1467} 2008/03/17

254-0204 Phase and Motor Rotation Tester{0374, 0599, 0709, 0734} 254-0204 Phase and Motor Rotation Tester{0374, 0599, 0709, 0734}
PANEL GP-CIRCUIT BREAKER

Circuit Breaker Harness Assembly{1420} Circuit Breaker Harness Assembly{1420}
SENDER GP

Improvements to the Fuel Sender Group {1273, 1408, 6201, 7481, 7857} 2010/10/25
SENSOR GP

Transmission Output Speed Sensor D250E & D300E ARTICULATED TRUCKS POWER TRAIN
Coolant Temperature Sensor - Remove and Install 3304B and 3306B Engines for Caterpillar Built Machines
Engine Oil Pressure Sensor - Remove and Install 3304B and 3306B Engines for Caterpillar Built Machines

Improved Shift Lever Switch{3168} 1995/12/11
Improved Speed Sensor Group Used {1907} 1997/02/17
Improved Speed Sensor Group Used{1907} 1997/05/19
New Cap Retaining Bolts Used In The Rear Suspension Group To Improve Reliability {7217,7215} 1997/09/01
Connector Kit Allows the Replacement of Speed Sensor Connectors {7493} 2000/07/10
New Transmission Gear Position Sensor Available for Off Highway Trucks, Wheel Tractor Scrapers, and Articulated Trucks {1408, 3061} 2001/03/05
Troubleshooting Column-Type Fuel Level Senders {5574, 7481} 2007/03/19
Correction to Service Magazine , "Improved Speed Sensors Are Now Available" {1439, 3141, 3175, 4803} 2006/09/25
New Position Sensors For The Transmission Are Available On Certain Caterpillar Products {1408, 3167, 3175} 2011/05/12
Procedure Now Available to Test the Position Sensor of a Hydraulic Cylinder {1439, 7562} 2013/02/28

Installation of the Transmission Output Speed Sensor{3175} Installation of the Transmission Output Speed Sensor{3175}
Procedure to Test the Position Sensor of a Hydraulic Cylinder{1439, 7562} Procedure to Test the Position Sensor of a Hydraulic Cylinder{1439, 7562}

PRODUCT SUPPORT PROGRAM FOR REPLACING THE TRANSMISSION DETENT SPRING AND P2 PRESS SWITCH ON CERTAIN D250E, D250E II, D300E, D300E II, D350E, D350E II, AND D400E ARTICULATED TRUCKS PRODUCT SUPPORT PROGRAM FOR REPLACING THE TRANSMISSION DETENT SPRING AND P2 PRESS SWITCH ON CERTAIN D250E, D250E II, D300E, D300E II, D350E, D350E II, AND D400E ARTICULATED TRUCKS

Using the 265-4177, 265-4209 Service Tool Groups to Install Sensors in Position-Sensing Hydraulic Cylinders{0599, 0709, 0738, 1439, 7562, 7562} Using the 265-4177, 265-4209 Service Tool Groups to Install Sensors in Position-Sensing Hydraulic Cylinders{0599, 0709, 0738, 1439, 7562, 7562}
SHUTOFF GP

Fuel Shutoff Solenoid 3306C Engines for Caterpillar Built Machines
Fuel Shutoff Solenoid 3306C Engines for Caterpillar Built Machines
Air Shutoff Solenoid 3306C Engines for Caterpillar Built Machines
Fuel Shutoff Solenoid 3306C Engines for Caterpillar Built Machines

New Fuel Shutoff Solenoids With Improved Durability Available {1259} 1999/03/22

Installation of 5L8984, 3N584 and 8N1571 Solenoid Shutoff Groups{1259} Installation of 5L8984, 3N584 and 8N1571 Solenoid Shutoff Groups{1259}
SOLENOID GP

Starting Solenoid SUPPLEMENT FOR D250E & D300E ARTICULATED TRUCKS - 3306 ENGIN
Fuel Solenoid Shutoff SUPPLEMENT FOR D250E & D300E ARTICULATED TRUCKS - 3306 ENGIN
SOLENOID GP-SHUTOFF
Fuel Shutoff Solenoid - Remove and Install 3304B and 3306B Engines for Caterpillar Built Machines
STARTING AID GP

Ether Starting Aid 3306C Engines for Caterpillar Built Machines

A New Ether Cylinder O-ring is Now Used on All Caterpillar Products {1456} 2013/09/24
STARTING MOTOR GP

Introduction DELCO REMY CRANKING MOTORS 30-MT, 35-MT, 40-MT, 50-MT SERIES
Delco Remy DELCO REMY CRANKING MOTORS 30-MT, 35-MT, 40-MT, 50-MT SERIES

Electric Starting Motor 3306C Engines for Caterpillar Built Machines
Starting Motor 37-MT, 41-MT, and 42-MT Series Starting Motors

General Information 37-MT, 41-MT, and 42-MT Series Starting Motors
Component Description 37-MT, 41-MT, and 42-MT Series Starting Motors
Normal Operation 37-MT, 41-MT, and 42-MT Series Starting Motors

Electric Starting System - Test 3306C Engines for Caterpillar Built Machines
Pinion Clearance - Adjust 3306C Engines for Caterpillar Built Machines
No Load - Test 37-MT, 41-MT, and 42-MT Series Starting Motors
Brush and Brush Holder - Check 37-MT, 41-MT, and 42-MT Series Starting Motors
Pinion Clearance - Adjust 37-MT, 41-MT, and 42-MT Series Starting Motors
Starting Motor Solenoid - Test 37-MT, 41-MT, and 42-MT Series Starting Motors
Pinion Clearance - Adjust 3306C Engines for Caterpillar Built Machines

Engine Does Not Crank with Starting Motor On and Pinion Engaging Ring Gear 37-MT, 41-MT, and 42-MT Series Starting Motors
Starting Motor Does Not Turn or Turns Slowly 37-MT, 41-MT, and 42-MT Series Starting Motors
General Information 37-MT, 41-MT, and 42-MT Series Starting Motors

Electric Starting Motor SUPPLEMENT FOR D250E & D300E ARTICULATED TRUCKS - 3306 ENGIN
Starting Motor - Disassemble - 37-MT and 41-MT 37-MT, 41-MT, and 42-MT Series Starting Motors
General Information 37-MT, 41-MT, and 42-MT Series Starting Motors
Starting Motor - Assemble - 37-MT and 41-MT 37-MT, 41-MT, and 42-MT Series Starting Motors
Starting Motor - Disassemble - 42-MT 37-MT, 41-MT, and 42-MT Series Starting Motors
Starting Motor - Assemble - 42-MT 37-MT, 41-MT, and 42-MT Series Starting Motors

Examine Failed Starting Motors to Understand the Reason for Failure {1453} 2002/10/28

Caterpillar Remanufactured Electric Starting Motors Are Improved {1453} 2011/05/16

Caterpillar PRELUB<SUP>&reg;</SUP> Diagnostics{1469} Caterpillar PRELUB® Diagnostics{1469}
SUPPRESSOR GP-ELECTRONIC

New Test Procedure For Testing Air Conditioning Electrical Components {4466,1435} 1999/11/29
SWITCH GP

Pressure Switch<BR> 7U9037 D250E & D300E ARTICULATED TRUCKS BRAKE SYSTEM
Pressure Switch<BR> 7U9036 D250E & D300E ARTICULATED TRUCKS BRAKE SYSTEM
Pressure Switch<BR> (128-3166) D250E & D300E ARTICULATED TRUCKS BRAKE SYSTEM
Pressure Switch (Steering, Hoist, and Brake Oil and Secondary Steering Oil) D250E and D300E Articulated Trucks Steering, Suspension, and Body Hoist Hydraulic Systems

Pressure Switch (Refrigerant) All Products Air Conditioning and Heating R134a for All Caterpillar Machines

Improved Prelube Pressure Switch Available {1400,1435,1319} 1995/09/11
New Transmission Control (Actual Gear Switch) Now Used{3168} 1996/01/22
New Hoist Rotary Switch Assembly Used To Increase Reliability {1400} 1996/10/07
Fuel Gauges Now Available {7450,7481,7483,1273} 1997/02/17
New Foot Actuator Switch For Differential Lock Improves Reliability{3270,1435,3258,3264} 1997/12/08
New Rotary Retarder Switch With Improved Reliability Available For Articulated Trucks{7332} 1998/12/28
New Parking Brake Switch Improves Service Life {7332} 2005/05/16
Improved Procedure for Verifying the Operation of the Battery Disconnect System. {1411} 2009/05/04
New Pressure Switch Is Now Used For Air Conditioner Refrigerant On Certain Cat Products {1435, 1809} 2011/07/18
An Improved 5P-8500 Key Is Now Available {1416, 1416, 7000, 7000} 2011/12/01

The 8T8640 Steering Pressure Switch Needs To Be Replaced On Certain D250E And D300E Articulated Trucks The 8T8640 Steering Pressure Switch Needs To Be Replaced On Certain D250E And D300E Articulated Trucks
Service Letter Cancellation Service Letter Cancellation

Machine Start Switch Key May Not Fit Properly{1416} Machine Start Switch Key May Not Fit Properly{1416}
TOOLS

Service Tools 37-MT, 41-MT, and 42-MT Series Starting Motors

New Address For Repair Of Diagnostic Tools{0650} 1982/06/14
6V6124 Calibration Coil Available To Calibrate And Check 6V4910 AC/DC Clamp-On Ammeter{0651} 1982/06/28
Make Set Point Measurements Easier With The 6V4060 Engine Set Point Indicator{0651} 1982/08/16
Two New Self-Powered Digital Tachometers And Signal Generator Available {7462} 1987/05/11
Diagnostic Cables and Harnesses Are Available {0785} 2000/12/25
Caterpillar Electronic Technician (Cat ET) 2001B-Service Pack 1 Software Upgrade is Now Available {0785} 2002/02/11
2002A Service Pack 1 for Caterpillar Electronic Technician (Cat ET) is Now Available {0785} 2002/08/19
USB Cable Connects PC with USB Ports to Communication Adapter or to DataView Tool Group {0785, 0788} 2004/03/15
260-5800 Electrical Test Group Packages Digital Multimeter, Clamp-on Ammeter, Current Detector, and Test Leads in Convenient Carrying Case {0785} 2005/03/07
The 285-0910 Multi-Tool Gp Incorporates Four Diagnostic Tools into a Single, Hand Held Unit {0774, 0779, 0781, 0782} 2006/11/27
Updated Instruction For The Bypass Harness {0785, 1408} 2008/03/17
New Software For Cat<SUP>&reg;</SUP> ET Can Now Be Used For All Caterpillar Products {0785, 7606} 2013/08/15

Caterpillar Electronic Technician (Cat ET) 2001B-Service Pack 1 Software Upgrade is Now Available {0785} 2002/02/01
2002A Service Pack 1 for Caterpillar Electronic Technician (Cat ET) is now available {0785} 2002/08/01
The 237-5130 Digital Multimeter Gp Features a Built-in Infrared Thermometer {0785} 2004/04/19
270-5051 Repair Kit (Electrical Connectors) Available for Repairs to Wiring Harnesses with Ampseal 16 and A4E 2 Connectors {0709, 1408} 2006/03/20
Enhanced Voltmeter Leads Are Now Available {0785} 2006/02/01
Test Cable Group Checks Three-Wire, Active Analog Circuits That Are Used in Sensors {0779, 0785} 2006/10/01

Use of 8T5200 Signal Generator/Counter Group{0778, 0783, 0785} Use of 8T5200 Signal Generator/Counter Group{0778, 0783, 0785}
Procedure to Access the License Information for Caterpillar Electronic Technician (CAT ET){0785} Procedure to Access the License Information for Caterpillar Electronic Technician (CAT ET){0785}
An Aid To Reading Multimeter Scales{0785} An Aid To Reading Multimeter Scales{0785}

348-5430 Multi-Tool Gp 2 {0709, 0769, 0785} 348-5430 Multi-Tool Gp 2 {0709, 0769, 0785}
317-7484 Communications Adapter 3{1900, 4800, 7490, 7600} 317-7484 Communications Adapter 3{1900, 4800, 7490, 7600}
Using the U5MK1110 Ampseal Connector Kit for Wiring Harness Repairs on Perkins Engines{7553} Using the U5MK1110 Ampseal Connector Kit for Wiring Harness Repairs on Perkins Engines{7553}
Using the Communications Adapter 3{1900} Using the Communications Adapter 3{1900}
146-4080 Digital Multimeter Specification, Testing, and Maintenance Manual{0374, 0599, 0709} 146-4080 Digital Multimeter Specification, Testing, and Maintenance Manual{0374, 0599, 0709}
Using the U5MK1110 Ampseal Connector Kit for Wiring Harness Repairs on Perkins Engines{0374, 0599, 0701, 0709} Using the U5MK1110 Ampseal Connector Kit for Wiring Harness Repairs on Perkins Engines{0374, 0599, 0701, 0709}
131-5051 Dataview Group and Dataview Portable Tech Station Group{0374, 0599, 0701, 0709} 131-5051 Dataview Group and Dataview Portable Tech Station Group{0374, 0599, 0701, 0709}
VALVE GP

Lockup Clutch and Solenoid Valve D250E and D300E Articulated Trucks Power Train
Solenoid Valve (Lockup Clutch) D250E and D300E Articulated Trucks Power Train
Solenoid Valve (Upshift and Downshift) D250E and D300E Articulated Trucks Power Train
Solenoid Valve (Differential Lock) D250E and D300E Articulated Trucks Power Train

An Improved Solenoid Valve Group Is Used In Transmissions With ICM For Increased Reliability And Longer Service Life {3124, 3167, 3174} 2009/08/24
WIRING GP
Improvement For 117-7553 (Fuse Panel) Breaker Group Access {1417} 1996/08/19
Parts Manuals May List Air Conditioning Compressors Incorrectly {1802,1809,7320} 1996/10/07
New Cover Plates For Rear Of Headlight Guards Protect Wiring From Damage{7182} 1996/11/11
Procedure For The Removal Of The Diaphragm In The Retarder Valve {3121,3126} 1999/01/11
Special Instruction, REHS0440 is Available for an Index of Electrical System Schematics {7566} 2000/04/10
Correction to The Pocket Guide, SEBD0402, Is Available as a Reference for Routing and Installing Wire Harness Assemblies {1408} 2000/10/23
Dielectric Grease Should Not Be Used in Electrical Connectors {1408, 7553} 2000/10/09
New Parking Brake Switch Group Improves Service Life {7332} 2002/06/17
A Special Instruction, REHS1314, "Replacement Instructions for the P2 Pressure Sensor on D250E and D300E Articulated Trucks" Is Available {1435} 2002/08/05
Improved Pressure Switch Now Used {1435} 2003/07/28
Service of the Machined Terminals and the Stamped and Formed Terminals {7553} 2006/11/13
Bulk Wiring Harnesses Are Available for Use with Caterpillar Products {1408} 2010/05/12
Striped Wire Is Replaced With Improved Ink Jet Identification for Legacy (Parts Service) Wire harnesses {1408} 2012/06/08
Use Conductive Fasteners for Electrical Grounding on All Cat Products {7553, 7556} 2012/05/08
Information On Battery Cables and Wire Assemblies for Assembling at Dealer Site {4459} 2012/09/21

Correction to The Pocket Guide, SEBD0402 Is Available as a Reference for Routing and Installing Wire Harness Assemblies {1408} 2000/07/01
Bulk Wiring Harnesses Are Available for Use with Caterpillar Products {1408} 2010/05/13

Cross-Reference for Electrical Connectors{7553} Cross-Reference for Electrical Connectors{7553}
Replacement Instructions for the P2 Pressure Switch on D250E and D300E Articulated Trucks{1435} Replacement Instructions for the P2 Pressure Switch on D250E and D300E Articulated Trucks{1435}
Field Installation Of 3Z-5818 Automatic Retarder Modification and Service Information For The Factory Installed 3Z-5841 Automatic Retarder Installation{1408, 3120, 7405, 7451} Field Installation Of 3Z-5818 Automatic Retarder Modification and Service Information For The Factory Installed 3Z-5841 Automatic Retarder Installation{1408, 3120, 7405, 7451}
Ampseal 16 Connector Peripheral Seal Servicing{7553} Ampseal 16 Connector Peripheral Seal Servicing{7553}
Service Of Machined Terminals And Service of Stamped and Formed Terminals{7553} Service Of Machined Terminals And Service of Stamped and Formed Terminals{7553}
Guidelines for Routing and Installing Wire Harness Assemblies{1408, 7553} Guidelines for Routing and Installing Wire Harness Assemblies{1408, 7553}
Repair Procedure for Damaged Harness Wiring{1408} Repair Procedure for Damaged Harness Wiring{1408}

Refrigerant Compressors May Fail Refrigerant Compressors May Fail

Using the 362-3555 Connector Repair Kit to Service Harnesses with Ampseal 16 Connectors{0685, 1408} Using the 362-3555 Connector Repair Kit to Service Harnesses with Ampseal 16 Connectors{0685, 1408}
ELECTRONICS GP-MONITOR

New Software Is Now Available for Cat<SUP>&reg;</SUP> Product Link 522 Systems {7494, 7606, 7620} 2013/04/12
ELECTRONICS GP-COMMUNICATION
New Version of Product Link Available {7602} 2001/08/27
New Flash File Software Is Used for Product Link 151/201 {7606, 7620} 2002/07/15
New Flexible Antenna Whip Available for Product Link {7606} 2002/12/02
New Flash File Software Is Used for Product Link 151/201 {7620} 2003/03/10
Product Link Cellular Is Now Available {7602} 2004/08/02
Correction to Special Instruction, REHS2143, "Product Link PL-102C System Installation" {7602} 2004/08/02
Correction to Special Instruction, &quot;Product Link PL102C System Installation&quot; and Systems Operation, Testing and Adjust, &quot;Product Link PL102C&quot; {7602} 2004/12/13
New PC Service Tool Software Released for Cellular Based Product Link {7620} 2004/12/20
Correction to Special Instruction, "Product Link PL102C System Installation" {7620} 2004/12/13
Procedure to Identify which COM PORT the USB Device Is Occupying and the Procedure to Change the Default COM PORT Setting {7606} 2005/01/10
New Product Link Software Available for PL151 and PL201 {7606} 2005/01/10
New Product Link Systems Are Now Available {7606} 2005/02/07
New Software Available for Product Link PL-151 and PL-201 {7620} 2005/05/02
New Product Link Software Is Now Available {7606, 7620} 2005/12/19
New Software Available for Product Link {7606, 7620} 2006/10/16
New Product Link Software Is Now Available {7606, 7620} 2007/05/14
New Product Link Hardware Is Now Available {7606} 2007/05/07
New Software for Product Link is Now Available {7606, 7620} 2008/03/10
New Software for Product Link is Now Available {7606, 7620} 2008/05/19
New Software is Now Used for the Product Link PL121SR and PL321SR Systems {7606, 7620} 2009/10/15
New Software for Product Link (PL300) Is Now Available {7606, 7620} 2011/10/11
New Software Is Now Available for Product Link (PL 121) {7602, 7610, 7620} 2011/12/15
Improved Process for Activating Product Link PL522 On Assets In China {7606} 2012/11/19
Improved VisionLink And VisionLink Store Software Are Now Available for All Caterpillar Products {7606} 2014/03/10
New Software Is Now Available For Product Link 522 Systems On All Cat<SUP>&reg;</SUP> Products {7606, 7620} 2013/05/28
Improved VisionLink<SUP>TM</SUP>Store is Now Available for all Caterpillar Products {7606} 2013/03/29
Device Transfers Are Now Supported In VisionLink<SUP>TM</SUP> Store {7606} 2013/03/29
Improved VisionLink<SUP>TM</SUP> Store for Minimizing Delay in Appearance of VisionLink Store - Modules is Now Available for All Caterpillar Products {7606} 2013/03/29
New Product Link Software for PL121 and PL300 Is Now Available for All Cat<SUP>&reg;</SUP> Products {7606, 7610, 7620} 2013/05/02
New Software Is Now Available for All Cat<SUP>&reg;</SUP> Products With The Product Link 522 System {7606} 2013/09/27
New Product Link Software for PL300 Is Now Available for All Cat<SUP>&reg;</SUP> Products {7606, 7620} 2013/07/08
New Software Is Now Available For All Cat<SUP>&reg;</SUP> Products With PL522 China System {7606, 7620} 2013/08/19
Procedure for Improving Antenna Communication on All Machines Equipped With Product Link {733B, 7606} 2013/09/16
Improvements for Products and Systems Connected to Product Link {7606} 2013/10/02
New Product Link Software for PL300 Is Now Available for All Cat <SUP>&reg;</SUP>Products {7606, 7620} 2013/10/21
New Software Is Now Available for All Cat<SUP>&reg;</SUP> Products With The Product Link PL421 or Product Link PL420 System {7606} 2013/10/02
Improved Product Link Satellite System Special Instruction guide {7606} 2013/12/20
New Software for Product Link PL522 Module Is Now Available {7606} 2014/04/18

Installation Instructions For Product Link 101 Inline Timer{7602} Installation Instructions For Product Link 101 Inline Timer{7602}
Product Link MODEM Programming with Cat Electronic Technician (ET){7606, 7620} Product Link MODEM Programming with Cat Electronic Technician (ET){7606, 7620}
Product Link PL-102C System Installation{7606} Product Link PL-102C System Installation{7606}
Product Link PL-102C{7602} Product Link PL-102C{7602}
Installation Guide for Product Link PL121SR and PL321{7606} Installation Guide for Product Link PL121SR and PL321{7606}
Operation of Product Link{7606} Operation of Product Link{7606}
Product Link PL121SR{7606} Product Link PL121SR{7606}
Release Notes for VisionLink and VisionLink Store for All Caterpillar Products{7606} Release Notes for VisionLink and VisionLink Store for All Caterpillar Products{7606}

Product support program for updating software on all machines equipped with PL121s and PL321s Product Link Product support program for updating software on all machines equipped with PL121s and PL321s Product Link
PRODUCT SUPPORT PROGRAM FOR UPDATING SOFTWARE ON ALL MACHINES EQUIPPED WITH PRODUCT LINK (PL121 AND PL321). PRODUCT SUPPORT PROGRAM FOR UPDATING SOFTWARE ON ALL MACHINES EQUIPPED WITH PRODUCT LINK (PL121 AND PL321).
PRODUCT SUPPORT PROGRAM FOR UPDATING PRODUCT LINK SOFTWARE PRODUCT SUPPORT PROGRAM FOR UPDATING PRODUCT LINK SOFTWARE
PRODUCT SUPPORT PROGRAM FOR UPDATING THE PRODUCT LINK SOFTWARE ON CERTAIN 725, 730, 735, 735B, 740, 740B, 740EJ, D250E, D25C, D350E, AND D400E ARTICULATED TRUCKS PRODUCT SUPPORT PROGRAM FOR UPDATING THE PRODUCT LINK SOFTWARE ON CERTAIN 725, 730, 735, 735B, 740, 740B, 740EJ, D250E, D25C, D350E, AND D400E ARTICULATED TRUCKS

Product Link Antenna Placement{7606} Product Link Antenna Placement{7606}
Product Link Hours Versus Service Meter Hours Accuracy Issue{7606} Product Link Hours Versus Service Meter Hours Accuracy Issue{7606}
Maintenance Mode Clock Issue for PL300{7606} Maintenance Mode Clock Issue for PL300{7606}
Product Link PL321 May Accumulate 24 Hours Daily{7606} Product Link PL321 May Accumulate 24 Hours Daily{7606}
Registration of Product Link in EquipmentManager{7606} Registration of Product Link in EquipmentManager{7606}
Location Updates Are Not Being Reported From The Product Link PL321{7606} Location Updates Are Not Being Reported From The Product Link PL321{7606}
Updating to Latest VIMS3G Flash Files And Configuration Files Available For Cat<SUP>&reg;</SUP> Machines Equipped With VIMS3G{7601, 7620} Updating to Latest VIMS3G Flash Files And Configuration Files Available For Cat® Machines Equipped With VIMS3G{7601, 7620}
CAMERA GP

Generic Installation of the WAVS Cleaning System{7348} Generic Installation of the WAVS Cleaning System{7348}
ENGINE ARRANGEMENT
ENGINE AR

Engine Design 3306C Engines for Caterpillar Built Machines

Troubleshooting 3306C Engines for Caterpillar Built Machines

Engine, Retarder &amp; Torque Converter SUPPLEMENT FOR D250E & D300E ARTICULATED TRUCKS - 3306 ENGIN

Improved 5P3000 Engine And Transmission Shipping Stand Assembly; Modification Available For Stands Already In Use{0640} 1977/04/25
Test Procedures For 3306B Machine Engines With A &quot;Dog Leg&quot; Torque Curve{1000} 1996/07/29
A New Screen In The TMI System Provides The Status Of Emission Certification Of Engines {1000} 2001/01/08
Caterpillar's Position On The Use Of Biodiesel Fuel In Caterpillar Engines {1000} 2012/09/17
A List Of Contacts For Caterpillar Product Support Is Available {1000, 4450, 7000} 2002/03/25
Responsibilities for Emission Certified Engines {1000} 2005/10/03
Proper Long Term Storage of Caterpillar Products {0355, 1000, 7000} 2009/04/27
Changes To Caterpillar Incident Reporting Field Use Form And DSN Incident Report Entry Screens {1000, 7000} 2009/11/18
Improved Registration Process for Retrofit Products {1000, 3000, 7000, 7570} 2011/02/17

A New Screen In The TMI System Provides The Status Of Emission Certification Of Engines {1000} 2001/01/01
Caterpillar's Position On The Use Of Biodiesel Fuel In Caterpillar Engines {1000} 2002/02/01
A List Of Contacts For Caterpillar Product Support Is Available {1000, 4450, 7000} 2002/04/01
Improved Registration Process for Retrofit Products {1000, 7000} 2011/04/15

Storage Procedure For Caterpillar Products{0355, 1000, 7000} Storage Procedure For Caterpillar Products{0355, 1000, 7000}
Instructions to Register the Retrofit{1000, 3000, 7000, 7570} Instructions to Register the Retrofit{1000, 3000, 7000, 7570}

A Recommendation for Initial Parts Stock Quantities Will Now Be Included in Service Letters{1000, 7000, 7751, 7752} A Recommendation for Initial Parts Stock Quantities Will Now Be Included in Service Letters{1000, 7000, 7751, 7752}

Using the Caterpillar Fuel Flow Monitor System{0782, 1000, 1250} Using the Caterpillar Fuel Flow Monitor System{0782, 1000, 1250}
142-6893 Adjustable Lifting Bracket Group{0599, 0629, 0632, 0701, 0717, 1000, 4000, 7000} 142-6893 Adjustable Lifting Bracket Group{0599, 0629, 0632, 0701, 0717, 1000, 4000, 7000}

HVOF Identification and Polishing (Superfinishing){0674, 0679, 1000, 7000, 7562} HVOF Identification and Polishing (Superfinishing){0674, 0679, 1000, 7000, 7562}
TOOLS

New Kits Are Available to Repair Cracks and Threads in Ductile Iron {0676, 0685} 2006/02/06

Using Lock-N-Stitch Procedures for Casting Repair{0676, 0685} Using Lock-N-Stitch Procedures for Casting Repair{0676, 0685}
FRAME AND BODY
BODY GP-TRUCK

Body Prop Assembly D250E & D300E ARTICULATED TRUCKS MACHINE SYSTEMS
Body Group D250E & D300E ARTICULATED TRUCKS MACHINE SYSTEMS

Special Instruction SEHS9983 Available For Installation And Adjustment Of Truck Body {7258} 1996/10/07
Dump Body Mounted Mud Deflectors (Mud Flaps) Are Available To Prevent Mud From Being Thrown On The Back Of The Tractor {4220} 1997/01/20
Spill Guard Reinforcement Plate Prevents Guard Cracking At Weld {7258} 1997/05/05
Dimensions For Installing Attachment Tailgate Mounting Hardware On Articulated Truck Dump Bodies {7271,7258} 1997/07/21
Dimensions For Installing Attachment Tailgate Mounting Hardware On Articulated Truck Dump Bodies {7271,7258} 1998/04/13
Supplement Setting Effectivity For Dimensions For Installing Tailgate Attachment {7271,7258} 1998/04/13
New Decals Striping For Dump Bodies{7559,7581} 1998/04/20
Supplement Setting Effectivity For Dimensions For Installing Tailgate Attachment {7271,7258} 1998/05/25
Dimensions For Installing Attachment Tailgate Mounting Hardware On Articulated Truck Dump Bodies {7271,7258} 1998/05/25
Correct Positioning Of Shims On Dump Body Installation {7258} 1998/11/23
Improper Methods of Cleaning the Body Can Damage the Hoist Cylinders {5102, 7250, 7258} 2004/02/02

Installation and Adjustment of Truck Body{7258} Installation and Adjustment of Truck Body{7258}

Product Support Program For Repairing Upper Hoist Cylinder Mount Cracking D250E And 350E Articulated Trucks Product Support Program For Repairing Upper Hoist Cylinder Mount Cracking D250E And 350E Articulated Trucks
Product Support Program For Removing The Body Lifting Lugs On Certain D250E, D300E, D350E Articulated Trucks Product Support Program For Removing The Body Lifting Lugs On Certain D250E, D300E, D350E Articulated Trucks
Product Support Program For Repairing The Dump Body Ducktail On Certain D250E And D300E Articulated Trucks Product Support Program For Repairing The Dump Body Ducktail On Certain D250E And D300E Articulated Trucks
Product Support Program For Repairing The Dump Body Pivot Area On Certain D250E &amp; D300E Articulated Trucks Product Support Program For Repairing The Dump Body Pivot Area On Certain D250E & D300E Articulated Trucks
CHASSIS GP

Procedure For Steering Stop Setting {7050} 1996/08/12
Procedure For Aligning Front Suspension Frame Group With Output Transfer Gearbox {7200} 1996/12/30
Procedure For Aligning Front Suspension Frame Group With The Output Transfer Gearbox {7200} 1997/03/31

Product Support Program For Installing Spherical Bearings In The A-Frame Of Certain D250E And D300E Articulated Trucks Product Support Program For Installing Spherical Bearings In The A-Frame Of Certain D250E And D300E Articulated Trucks
Product Support Program For Repairing The Rear Frame On Certain D250E And D300E Articulated Dump Trucks Product Support Program For Repairing The Rear Frame On Certain D250E And D300E Articulated Dump Trucks
Product Support Program For Repairing The Front Frame On Certain D250E &amp; D300E Articulated Trucks Product Support Program For Repairing The Front Frame On Certain D250E & D300E Articulated Trucks
Product Support Program For Installing Steel Bearings In The &quot;A&quot; Frames Of Certain D250E And D300E Articulated Trucks Product Support Program For Installing Steel Bearings In The "A" Frames Of Certain D250E And D300E Articulated Trucks
FENDER GP

Fender D250E & D300E ARTICULATED TRUCKS MACHINE SYSTEMS

New Body Mounted Mud Guard Group Available {4220} 1999/07/12
New Body Mounted Mud Guard Group Available - Correction {4220} 1999/10/04
FRAME GP

Tractor &amp; Trailer D250E & D300E ARTICULATED TRUCKS MACHINE SYSTEMS

Instructions for fabrication and instructions for replacing the Body Guide Plates on the Rear Frame {7050} 2000/04/10
Replacement of Support Blocks for the Rear Axle and the Center Axle A-Frames Covered in Special Instruction, REHS0931 {3278, 7051} 2001/01/08

Salvage Procedure for the Bores for the Front Suspension Mounting Pin in the Front Frame{3253, 3278, 4202, 7050, 7051, 7203} Salvage Procedure for the Bores for the Front Suspension Mounting Pin in the Front Frame{3253, 3278, 4202, 7050, 7051, 7203}
GUARD GP

New Handrails Improves Service Life{7256} 1997/09/08
Cover Assembly For Transmission Improved{7153} 1998/07/06
HITCH GP

Oscillating Hitch D250E & D300E ARTICULATED TRUCKS MACHINE SYSTEMS

New Hitch Pins And Retaining Hardware Improve Lubrication Of The Oscillating Hitch Pins {7057,7113} 1995/07/03
Special Instruction, REHS1010, "Salvage of the Hitch" is now Available {7113} 2002/04/22

Salvage of the Hitch{7100, 7113} Salvage of the Hitch{7100, 7113}

Thermal Spray Procedures for ADT Hitch{0679, 7113} Thermal Spray Procedures for ADT Hitch{0679, 7113}
HOOD GP

Hood SUPPLEMENT FOR D250E & D300E ARTICULATED TRUCKS - 3306 ENGIN
LINK GP-STEERING FRAME LOCK
Frame Lock Links D250E & D300E ARTICULATED TRUCKS MACHINE SYSTEMS
SEAL GP

Assembly and Installation of Inverted Duo-Cone Seals{7561} Assembly and Installation of Inverted Duo-Cone Seals{7561}
TAILGATE GP

Tailgate D250E & D300E ARTICULATED TRUCKS MACHINE SYSTEMS

An Improved Seal Package Now Available For Tailgate Cylinders{5107,7271} 1997/12/08
An Improved Seal Package Now Available For Tailgate Cylinders {5107} 1998/05/25
TOOLS

148-0357 Front Strut Handling Group {0374, 0599, 0632, 0700, 0756} 148-0357 Front Strut Handling Group {0374, 0599, 0632, 0700, 0756}
TREAD GP-NONSKID

Walkway Group Plate Assembly Has Key Holes To Make Installation Easier {7253} 1997/02/03
SUSPENSION GP
Wear Limits for Improved Mounts for the Rear Suspension {7200} 2006/02/27
FUEL SYSTEM
ACTUATOR GP-RACK LIMITER
Nylon Seals Used On Lockwire To Seal Critical Areas; Parts Service Seals Available For NACD Dealers{1257,1264} 1986/03/10
Black Nylon Fuel Seals For Lockwire Available Only To NACD Dealers For Certain Customers{1257,1264} 1986/06/09
More Flexible Lockwire Used With Nylon Seals For Sealing Critical Areas{1257,1264} 1986/09/22
Nylon Seals Used On Lockwire To Seal Critical Areas; All Subsidiary Dealers Can Now Order Parts Service Seals {1257,1264} 1986/11/03
CONTROL GP-FUEL
6V2029 Fixture Group Available For Adjustment Of Air/Fuel Ratio Control {0626,1278,0652} 1981/03/23
Use Correct Contact Point With Dial Indicator To Be Sure Of The Accuracy Of The Measurements Of Fuel Setting And Fuel Ratio Control Setting On Sleeve Metering Fuel Systems{0653,1250} 1977/09/26
New Components Help Prevent Air Leaks In Improved Fuel Ratio Control Groups{1278} 1992/05/25
New Diaphragm Used In Fuel Ratio Control Groups{1278} 1992/06/15
Tamper Resistant Plugs And Tamper Resistant Bolts Used To Prevent Changes To Fuel Ratio Control (FRC) Setting{1278,1287} 1996/01/22
CONTROL GP-FUEL INJECTION
New Bracket For The Engine RPM Control Cable {1265} 1996/08/12
CONTROL GP-FUEL RATIO

Fuel Ratio Control 3306C Engines for Caterpillar Built Machines

Fuel Ratio Control - Remove 3304B and 3306B Engines for Caterpillar Built Machines
Fuel Ratio Control - Install 3304B and 3306B Engines for Caterpillar Built Machines
Fuel Ratio Control - Disassemble 3304B and 3306B Engines for Caterpillar Built Machines
Fuel Ratio Control - Assemble 3304B and 3306B Engines for Caterpillar Built Machines

Tamper Resistant PLugs and Bolts Used to Prevent Changes to Air Fuel Ratio Control (FRC) Settings Tamper Resistant PLugs and Bolts Used to Prevent Changes to Air Fuel Ratio Control (FRC) Settings
CONTROL GP-GOVERNOR

Governor Control Cover Assembly Includes New Seal And Improved Cover {1264} 1997/07/07
Additional Protection for the Throttle Control Cable {1265, 1276} 2003/12/01
CONTROL GP-TIMING

Automatic Timing Advance Unit 3306C Engines for Caterpillar Built Machines

Automatic Timing Advance - Remove 3304B and 3306B Engines for Caterpillar Built Machines
Automatic Timing Advance - Install 3304B and 3306B Engines for Caterpillar Built Machines
Automatic Timing Advance - Disassemble 3304B and 3306B Engines for Caterpillar Built Machines
Automatic Timing Advance - Assemble 3304B and 3306B Engines for Caterpillar Built Machines

Visual Inspection of Timing Advance Used in New Scroll Fuel Systems (NSFS) of 3300 and 3400 Engines Visual Inspection of Timing Advance Used in New Scroll Fuel Systems (NSFS) of 3300 and 3400 Engines
FILTER GP-FUEL

Fuel Filter Base 3306C Engines for Caterpillar Built Machines
Fuel Filter (Primary) 3306C Engines for Caterpillar Built Machines
Fuel Priming Pump and Primary Fuel Filter 3306C Engines for Caterpillar Built Machines

Fuel Priming Pump &amp; Primary Fuel Filter SUPPLEMENT FOR D250E & D300E ARTICULATED TRUCKS - 3306 ENGIN
Fuel Filter Base - Remove and Install 3304B and 3306B Engines for Caterpillar Built Machines

New Larger Capacity Water Separator Is Available{1250} 1979/03/12
Different Fuel Filter Available To Prevent Premature Wear On Fuel Injection Pump Plungers And Barrels{1261,1251} 1994/07/11
New Fuel Priming Pump And Improved Gasket Used{1258} 1994/08/22
Be Sure To Correctly Tighten 1R-0712, 1R-0740, 1R-0749, 1R-0750, 1R-0751, 1R-0753, And 1R-0759 Fuel Filter Assemblies{1261} 1998/01/26
New Caterpillar High Efficiency Fuel Filters With STAY CLEAN VALVES&reg; Replace All Standard Fuel Filters In February Of 1999 {1261} 1999/04/12
Improved Seal on Fuel Filter {1261} 2005/09/12
The Proper Procedure to Enter Claims in SIMSi for Plugged /Restricted Fuel Filters and Water Separators on All Machines {1260, 1261, 1262, 1263} 2011/03/21
New Primary Fuel Filters are Available {1260, 1261} 2008/07/14

Installation of Fuel/Water Separator{1260, 1263} Installation of Fuel/Water Separator{1260, 1263}
Managing Engine Oil Service Intervals for Equipment Operating at High Altitudes{1261, 1308, 1348} Managing Engine Oil Service Intervals for Equipment Operating at High Altitudes{1261, 1308, 1348}

295-0048 Bulk Fuel Filtration Group 300 GPM Flow Rate{0374, 0599, 0680, 0706, 1250, 1261, 1280} 295-0048 Bulk Fuel Filtration Group 300 GPM Flow Rate{0374, 0599, 0680, 0706, 1250, 1261, 1280}
FUEL AR-HEAVY DISTILLATE

Diesel Fuel Recommendation Expanded{1280} 1977/02/14
High Sulfur Fuel Can Cause Severe Engine Wear And Internal Damage{1280} 1979/02/05

Use And Maintenance Of 8T0910 Fuel Sulfur Analyzer Group{0786, 1280} Use And Maintenance Of 8T0910 Fuel Sulfur Analyzer Group{0786, 1280}
FUEL SYSTEM GP

Use Two Wrenches On Fuel Line Nuts{1254,1252} 1981/04/13
Correct Position Of The Bleed Hole In The Fuel Line Adapter{1252} 1986/04/21
New 1U9139 Universal Fuel Line Pickup Available{0775} 1988/05/23
New Guideline For Product Information, SEBF8340, &quot; Fuel Systems Troubleshooting Guide For 3204, 3300, And 3400 Engines With New Scroll Fuel Systems (NSFS)&quot; Available {0374,1250} 1998/06/22

Test Sequence For Caterpillar 7000 Series Fuel Nozzles{1254} Test Sequence For Caterpillar 7000 Series Fuel Nozzles{1254}
Test Sequence for Capsule Type Fuel Nozzles{0782} Test Sequence for Capsule Type Fuel Nozzles{0782}
Test Sequence for Pencil Type Fuel Nozzles{1254} Test Sequence for Pencil Type Fuel Nozzles{1254}

370-8570 Bulk Fuel Filtration Group 200 GPM Flow Rate{0599, 0680, 0706, 0782, 1250, 1280} 370-8570 Bulk Fuel Filtration Group 200 GPM Flow Rate{0599, 0680, 0706, 0782, 1250, 1280}
370-8568 Bulk Fuel Filtration Group 50 GPM Flow Rate{0599, 0680, 0706, 0782, 1250, 1280} 370-8568 Bulk Fuel Filtration Group 50 GPM Flow Rate{0599, 0680, 0706, 0782, 1250, 1280}
284-0413 Bulk Fuel Filtration Group 50 GPM Flow Rate{0680, 0782, 1250, 1280} 284-0413 Bulk Fuel Filtration Group 50 GPM Flow Rate{0680, 0782, 1250, 1280}
284-0415 Bulk Fuel Filtration Group 100 GPM Flow Rate{0680, 0782, 1250, 1280} 284-0415 Bulk Fuel Filtration Group 100 GPM Flow Rate{0680, 0782, 1250, 1280}
284-0416 Bulk Fuel Filtration Group 200 GPM Flow Rate{0599, 0680, 0706, 0782, 1250, 1280} 284-0416 Bulk Fuel Filtration Group 200 GPM Flow Rate{0599, 0680, 0706, 0782, 1250, 1280}
370-8569 Bulk Fuel Filtration Group 100 GPM Flow Rate{0599, 0680, 0706, 0782, 1250, 1280} 370-8569 Bulk Fuel Filtration Group 100 GPM Flow Rate{0599, 0680, 0706, 0782, 1250, 1280}
370-8571 Bulk Fuel Filtration Group 300 GPM Flow Rate{0599, 0680, 0706, 0782, 1250, 1280} 370-8571 Bulk Fuel Filtration Group 300 GPM Flow Rate{0599, 0680, 0706, 0782, 1250, 1280}
Using the 4C-6090 Multichannel Temperature Selector Group{0599, 0701, 0706, 1251, 1254, 1290, 1713} Using the 4C-6090 Multichannel Temperature Selector Group{0599, 0701, 0706, 1251, 1254, 1290, 1713}
169-3374 Brass Injector Sleeve Removal Group for 3176 and 3176B Engines{0374, 0599, 0700, 0706} 169-3374 Brass Injector Sleeve Removal Group for 3176 and 3176B Engines{0374, 0599, 0700, 0706}
GAUGE GP

Procedure to Align the Dial on the Fuel Sender{1273, 7481, 7857} Procedure to Align the Dial on the Fuel Sender{1273, 7481, 7857}
GOVERNOR GP

Governor 3306C Engines for Caterpillar Built Machines

Fuel Transfer Pump SUPPLEMENT FOR D250E & D300E ARTICULATED TRUCKS - 3306 ENGIN
Governor - Disassemble 3304B and 3306B Engines for Caterpillar Built Machines
Fuel Injection Pump Housing and Governor - Install 3304B and 3306B Engines for Caterpillar Built Machines
Governor - Assemble 3304B and 3306B Engines for Caterpillar Built Machines
Fuel Injection Pump Housing and Governor - Remove 3304B and 3306B Engines for Caterpillar Built Machines

New Fuel Injection Nozzle Assembly Used{1254} 1980/01/21
FT1585 Plate Can Be Fabricated For Governor Spring Guide Replacement{0626} 1981/04/13
Explanation Of Engine High Idle RPM And Correct Adjustment Of Engine Setpoint{1264} 1983/11/07
Check Fuel Injection Nozzles In Overheated Engines{1254} 1985/09/02
Comparison Of Fuel Timing Tolerances For Field Settings{1250,1251,1281} 1985/10/28
Bolt Removed From Governor And Fuel Injection Pump Group{1286,1253,1287} 1985/11/18
Improved Sleeve Bearing Used In Drive End Of Fuel Injection Pump Housing{1253} 1986/03/10
Changes Have Been Made To OT Microfiche (Fuel Setting And Related Information){1250,1251,1281} 1986/06/16
Do Not Use The 5B1401 Cleaning Tool Group To Clean The Orifice In Capsule-Type Fuel Injection Nozzles{0650,1254} 1978/04/24
Improved Guide Pin For Fuel Injection Pump Lifters{1251} 1978/08/21
Use New 6V22 Tool Group To Make Replacement Of Worn Governor Spring Guides{0620} 1978/09/25
Modification To Rack Adjusting Tool Needed For Higher Rack Settings{0654,1257} 1978/10/16
9S8100 Tool Group Changed To Use With Fuel Transfer Pump Only{0622} 1979/05/28
Changes Made To 8S2243 And 8S4613 Wrenches Used On Fuel Injection Pumps{0612,1251} 1979/08/06
Improvements Made To Fuel Injection Pump And Governor Group{1253,1281} 1979/12/10
New Gaskets Help Prevent Leaks From Fuel System Governors{1264} 1991/12/02
Governor Spring Guide Press Depth{1287,1284} 1996/01/22

Use Of 6V4095 Or 6V4096 Pump And Governor Tool Groups{650, 1250} Use Of 6V4095 Or 6V4096 Pump And Governor Tool Groups{650, 1250}
Wiring Polarity on Woodward 2301 Governors{1289} Wiring Polarity on Woodward 2301 Governors{1289}
Use Of 6V22 Tool Group For Replacement Of Governor Spring Guide{620, 624, 1264} Use Of 6V22 Tool Group For Replacement Of Governor Spring Guide{620, 624, 1264}
Using the 6V7870 Fixture Group and 6V7872 Pliers{1250, 1251} Using the 6V7870 Fixture Group and 6V7872 Pliers{1250, 1251}

3300 Engine Timing Measurement For Reduced Emissions And Improved Engine Performance/Life 3300 Engine Timing Measurement For Reduced Emissions And Improved Engine Performance/Life
LINES GP-FUEL

6V3129 Nozzle Puller Group And FT1533 Nozzle Assembly Adapter Can Be Used To Remove Fuel Nozzles{0621,1254} 1981/02/02
Improvements To Optional Modification Of 5P4150 Nozzle Tester{0651,1254} 1981/08/17
New 6V4950 Injection Line Speed Pickup Group Used With 6V2100 Multitach{0651} 1982/05/03
Do Not Use A Wire Brush On Fuel Nozzles{1254} 1982/09/27
New Fuel Nozzle Test Sheet Available{0651,1254} 1982/10/04
Bulged Capsule-Type Fuel Nozzles{1254} 1982/10/11
Service Parts Available For The 5P4150 Nozzle Testing Group{0651,0652} 1982/11/22
New Compression Washers (Gas Seals) Used On 7000 Series Fuel Injection Nozzles{1254,1250} 1985/04/01
New Bleed Screw Used In Fuel Injection Nozzle{1254} 1985/09/23
Bleed Screw Washer (Seal) Must Be Replaced If Bleed Screw Removed From Fuel Nozzle{1254} 1986/04/07
Test Used Fuel Nozzles Before You Install New Nozzles; Tips On Test Procedures{1254,0651,0336} 1977/02/14
With New 5P7448 Adapter, Earlier Fuel Injection Valves And Nozzles Can Be Tested And Adjusted On The 5P4150 Nozzle Testing Group{0651,1254} 1977/10/31
New Drive Adapters For Fuel Injection Test Bench{0650} 1978/09/11
Fuel Injection Line For Injection Test Bench Is Available From Caterpillar{0652,1250} 1979/07/02
Identification Of Remanufactured Direct Injection Fuel Nozzles (DIFN){1254} 1992/04/20

Testing Flat-Seat Fuel Injection Valves Using The 5P4150 Nozzle Testing Group{0782, 1254} Testing Flat-Seat Fuel Injection Valves Using The 5P4150 Nozzle Testing Group{0782, 1254}
7000 Series Nozzles{0782} 7000 Series Nozzles{0782}

Product Support Program For Replacing The Fuel Nozzles On Certain D25D, D30D, D250E, D300E, Articulated Trucks; Challenger 65D Agricultural Tractors; 970F Wheel Loaders; And 615C Scrapers Product Support Program For Replacing The Fuel Nozzles On Certain D25D, D30D, D250E, D300E, Articulated Trucks; Challenger 65D Agricultural Tractors; 970F Wheel Loaders; And 615C Scrapers
LINES GP-FUEL INJECTION

Fuel Injection Lines 3306C Engines for Caterpillar Built Machines

Fuel Injection Lines - Remove and Install 3304B and 3306B Engines for Caterpillar Built Machines

Do Not Reuse the Hold Down Bolts for the Fuel Injector {1290} 2006/05/29
Calibration Fluid for Fuel Nozzle Test Equipment Is Available {1252, 1254} 2008/12/01
Reannouncing the Appearance Change to Cat Reman Direct Injection Fuel Nozzles for Certain Machines {1250, 1251, 1290, 1713} 2013/10/17

PRODUCT LINE ADDITION: REMANUFACTURED FUEL INJECTORS FOR VARIOUS INDUSTRIAL, MACHINE, AND MARINE ENGINE APPLICATIONS PRODUCT LINE ADDITION: REMANUFACTURED FUEL INJECTORS FOR VARIOUS INDUSTRIAL, MACHINE, AND MARINE ENGINE APPLICATIONS
METER GP-SERVICE

Self-Powered Hour Meters Available{7480,7450} 1987/02/16
MISCELLANEOUS INFORMATION
Use The New 6V4186 Timing Pin{0654,1250} 1982/01/25
Engine Information Plate Contains More Data; Use Of Performance Specifications{1250,7557} 1985/10/28
Update Information For Caterpillar Fuel Injection Equipment Test Stand{0782} 1986/06/16
Improved Fuel Priming Pump Used{1258} 1987/04/20
Probable Causes Of Low Fuel Delivery During Testing On Fuel Injection Test Benches{0650,1250} 1978/02/06
Adjustment Procedures And Lubrication Recommendations For Drive Pulleys On Caterpillar Fuel Injection Test Bench{0652} 1978/09/25
Caterpillar Fuel Injection Test Bench Book{0374} 1978/10/16
New FT2253 Cable Assembly Drawing Available For Kent-Moore Fuel Injection Test Bench{0782} 1988/01/04
Some Components Of The Variable Pulley And Adjustable Pulley On The Kent-Moore Fuel Injection Test Bench Are Available From Caterpillar{0782} 1988/04/18
Lubricity Limit Added To Preferred Distillate Fuel Recommendation {1280,7568} 1997/08/18

Use Of 3P2200 Calibration Tool Group{0650, 1250} Use Of 3P2200 Calibration Tool Group{0650, 1250}
Installation Of 8N3569 (24V) Or 9N5458 (12V) Fuel Boost Pump Group{1250} Installation Of 8N3569 (24V) Or 9N5458 (12V) Fuel Boost Pump Group{1250}
NOZZLE AS-FUEL VALVE

Operation Procedure To Avoid Overheating Of The Injector And The Loss Of The Injector Tip {1254} 2001/01/22
PUMP GP-FUEL INJECTION

Fuel Injection Pump 3306C Engines for Caterpillar Built Machines
Fuel Injection Pump 3306C Engines for Caterpillar Built Machines
Fuel Injection Pump Housing 3306C Engines for Caterpillar Built Machines
Fuel Injection Pump 3306C Engines for Caterpillar Built Machines
Fuel Injection Pump Housing 3306C Engines for Caterpillar Built Machines
Fuel Injection Pump 3306C Engines for Caterpillar Built Machines

Fuel Injection Nozzles - Remove 3304B and 3306B Engines for Caterpillar Built Machines
Fuel Injection Pump - Remove 3304B and 3306B Engines for Caterpillar Built Machines
Fuel Injection Pump - Disassemble 3304B and 3306B Engines for Caterpillar Built Machines
Fuel Injection Pump - Assemble 3304B and 3306B Engines for Caterpillar Built Machines
Fuel Injection Pump - Install 3304B and 3306B Engines for Caterpillar Built Machines
Fuel Injection Nozzles - Install 3304B and 3306B Engines for Caterpillar Built Machines
Fuel Injection Pump Housing - Assemble 3304B and 3306B Engines for Caterpillar Built Machines
Fuel Injection Pump Housing - Disassemble 3304B and 3306B Engines for Caterpillar Built Machines

New Tie Bars Improve Stability Of The Fuel Injection Test Bench{0652} 1977/01/17
Troubleshooting Engines with New Scroll Fuel Systems (NSFS) {1254} 2006/01/02
Improved Manufacturing Processes Are Used for Remanufactured Fuel Injector Nozzles That Are Used in Certain Machine Engines {1251, 1290} 2012/07/09

Using the TMI System to Retrieve Off Engine Injection Pump Test Specifications for the Fuel Injection Equipment Test Stand{0706, 0782, 1251, 1286} Using the TMI System to Retrieve Off Engine Injection Pump Test Specifications for the Fuel Injection Equipment Test Stand{0706, 0782, 1251, 1286}
PUMP GP-FUEL PRIMING

Fuel Priming Pump - Remove and Install 3304B and 3306B Engines for Caterpillar Built Machines

Special Instruction, REHS1037 , "Installation Instructions for the Electric Fuel Priming Pump on Caterpillar Equipment With the 24 Volt System" has been Revised {1258} 2004/03/29
An Improved Hand Operated Fuel Priming Pump Is Available {1258} 2012/10/04

An Improved Hand Operated Fuel Priming Pump Is Available {1258} 2012/11/26

An Improved Hand Operated Fuel Priming Pump Is Available {1258} 2012/10/08

Installation Instructions for the Electric Fuel Priming Pump on Caterpillar Equipment With the 24 Volt System{1258} Installation Instructions for the Electric Fuel Priming Pump on Caterpillar Equipment With the 24 Volt System{1258}
PUMP GP-FUEL TRANSFER

Fuel Transfer Pump 3306C Engines for Caterpillar Built Machines

Fuel Transfer Pump - Remove 3304B and 3306B Engines for Caterpillar Built Machines
Fuel Transfer Pump - Install 3304B and 3306B Engines for Caterpillar Built Machines
Fuel Transfer Pump - Disassemble 3304B and 3306B Engines for Caterpillar Built Machines
Fuel Transfer Pump - Assemble 3304B and 3306B Engines for Caterpillar Built Machines
TANK GP-FUEL
Fuel Tank D250E & D300E ARTICULATED TRUCKS MACHINE SYSTEMS

Updated Fuel Tank Caps Are Now Available {1273} 2004/03/15
Updated Fuel Tank Caps Are Now Available {1273} 2003/12/22
Welding On Fuel And Hydraulic Tanks {0353, 0679, 1273, 5056, 7000} 2005/12/19

Product Support Program For Replacing The Fuel Tank Mount On Certain D250E And D300E Articulated Trucks Product Support Program For Replacing The Fuel Tank Mount On Certain D250E And D300E Articulated Trucks
TOOLS

New 6V4095 And 6V4096 Tool Groups Available For Scroll Fuel Systems{0611,0654} 1982/01/25
Fabricated Extension Prevents Fuel &quot;Splash&quot; During Injection Valve Testing{0650,1254} 1977/10/17
5P4149 Conversion Group To Become A Discontinued Item On October 1, 1978{0650,1254} 1978/03/27
New 5P8744 Adapter Assembly And Special Instruction Procedures For 5P4150 Nozzle Tester Group{0650} 1978/08/28
4J7533 O-Ring Seals Now Available For Parts Service Of The 5P4150 Nozzle Tester Group{0651} 1978/10/09
6V183 Gasket Now Available For Parts Service To Use On 5P4150 Or 8S2242 Nozzle Tester{0651} 1979/06/25
Fast Fuel Delivery Couplings And Fast Oil Change Couplings Are Available For All Caterpillar Equipment{0671,1273,1279,1325} 1979/10/08

Troubleshooting And Repair Of The 1P3500 And 2P8280 Injection Timing Groups{0782} Troubleshooting And Repair Of The 1P3500 And 2P8280 Injection Timing Groups{0782}
Using The 5P-4150 Nozzle Testing Group{0782} Using The 5P-4150 Nozzle Testing Group{0782}
Installation Of 6V124 Drive Coupling Modification Kit{0650, 0706, 1250} Installation Of 6V124 Drive Coupling Modification Kit{0650, 0706, 1250}
Using The 6V4950 Injection Line Speed Pickup Group{0782} Using The 6V4950 Injection Line Speed Pickup Group{0782}
Use And Repair Of The 6V7925 Fuel Rate Indicator{0782} Use And Repair Of The 6V7925 Fuel Rate Indicator{0782}
Using 8S2305, 9S228, And 6V9128 Rack Position Tool Groups{0782, 1250} Using 8S2305, 9S228, And 6V9128 Rack Position Tool Groups{0782, 1250}
Using The 8T1000 Position Indicator Group{0760, 0762} Using The 8T1000 Position Indicator Group{0760, 0762}

9U-7840 Fuel Injection Equipment Calibration Fluid Test Kit{0374, 0599, 0706} 9U-7840 Fuel Injection Equipment Calibration Fluid Test Kit{0374, 0599, 0706}
Using the Cat 179-0710 Burn Rate Fuel Flow Measurement System {0374, 0599, 0706, 1250, 1280} Using the Cat 179-0710 Burn Rate Fuel Flow Measurement System {0374, 0599, 0706, 1250, 1280}
HYDRAULIC SYSTEM
ACCUMULATOR GP

Updated Ride Control Accumulator Test and Charge Instructions{0738, 5004, 5077, 5081, 7474} Updated Ride Control Accumulator Test and Charge Instructions{0738, 5004, 5077, 5081, 7474}
COUPLING GP

Information Release Memo, HOS04-02, "XT-6 Hose and Couplings to XT-6 ES Components" Is Available {5057} 2004/06/21
Information Release Memo, PELJ0340 , "Reusable Couplings for Caterpillar -12 and -16 XT-6 ES Hose" {5057} 2004/06/28
CYLINDER GP

Tailgate Cylinder D250E and D300E Articulated Trucks Steering, Suspension, and Body Hoist Hydraulic Systems
Tailgate Cylinder D250E and D300E Articulated Trucks Steering, Suspension, and Body Hoist Hydraulic Systems
Hoist Cylinder D250E and D300E Articulated Trucks Steering, Suspension, and Body Hoist Hydraulic Systems
Hoist Cylinder D250E and D300E Articulated Trucks Steering, Suspension, and Body Hoist Hydraulic Systems
Hoist Cylinder D250E and D300E Articulated Trucks Steering, Suspension, and Body Hoist Hydraulic Systems

Hoist Cylinder D250E & D300E ARTICULATED TRUCKS MACHINE SYSTEMS
Tailgate Cylinder D250E & D300E ARTICULATED TRUCKS MACHINE SYSTEMS

Spacers Used In Hoist Cylinder Mounting Groups To Reduce Side-To-Side Movement Of The Cylinder On The Mounting Pins {5102} 1997/04/07
New Hoist Cylinder Seals And End Cap Now Available For Service Repair {5102} 1997/09/15
New Hoist Cylinder Seals And End Cap Now Available For Service Repair{5102} 1997/09/29
Use the Oil Tube Guide Group to Install the Oil Tube {5100} 2002/10/07
Compatible Puller Stud and Hydraulic Cylinder Capacity Chart {0599, 7000, 7562} 2009/01/05
A Rework Procedure Improves the Seal Assembly Performance in Hydraulic Cylinders on Cat Products {7562} 2010/04/30

Installation of Vented Buffer Seal Assembly, U-Cup Seal, and Double Lip Wiper Seal for Hydraulic Cylinders{7562} Installation of Vented Buffer Seal Assembly, U-Cup Seal, and Double Lip Wiper Seal for Hydraulic Cylinders{7562}
Installation of Double Lip Wiper Seal{7562} Installation of Double Lip Wiper Seal{7562}
Installation of Double Lip Wiper Seal{7562} Installation of Double Lip Wiper Seal{7562}
Hydraulic Cylinder Repair Process{7562} Hydraulic Cylinder Repair Process{7562}
Hydraulic Cylinder Honing{7562} Hydraulic Cylinder Honing{7562}

Excess Material Causing Interference Between Hoist Cylinder Rod Eyes And Body Hoist Bracket Excess Material Causing Interference Between Hoist Cylinder Rod Eyes And Body Hoist Bracket
Surface Finishes of Cylinder Bores{7562} Surface Finishes of Cylinder Bores{7562}
Color Change for Cylinder Rod Seals (Wiper, U-Cup and Buffer){5100, 7555, 7562} Color Change for Cylinder Rod Seals (Wiper, U-Cup and Buffer){5100, 7555, 7562}

Procedures for Using the 232-4686 Cylinder Washer Tank Group European Union Compliant{0374, 0599, 0680, 0738} Procedures for Using the 232-4686 Cylinder Washer Tank Group European Union Compliant{0374, 0599, 0680, 0738}
Procedures for Using the 250-6597 Cylinder Washer Tank Group {0374, 0599, 0680, 0738} Procedures for Using the 250-6597 Cylinder Washer Tank Group {0374, 0599, 0680, 0738}
1U-9001 and 1U-9002 Automatic Hone Tooling{0599, 0677, 0738, 7562, 7562} 1U-9001 and 1U-9002 Automatic Hone Tooling{0599, 0677, 0738, 7562, 7562}
Model HCS-40 Hydraulic Cylinder Servicer{0374, 0599, 0700, 0738, 7562} Model HCS-40 Hydraulic Cylinder Servicer{0374, 0599, 0700, 0738, 7562}
4C-9910 Portable Hydraulic Tester (Flow 125 GPM) {0599, 0784, 5050, 5057, 5095} 4C-9910 Portable Hydraulic Tester (Flow 125 GPM) {0599, 0784, 5050, 5057, 5095}
Using the 9U-7868 and 9U-7869 Spanner Wrench to Remove and install Threaded Gland Cylinder Heads{0374, 0599, 0602, 0738} Using the 9U-7868 and 9U-7869 Spanner Wrench to Remove and install Threaded Gland Cylinder Heads{0374, 0599, 0602, 0738}
Procedures for Using the 120-9143 Cylinder Washer Tank Group {0374, 0602, 0680, 0738} Procedures for Using the 120-9143 Cylinder Washer Tank Group {0374, 0602, 0680, 0738}

Hydraulic Cylinder Seal Failure Analysis{7555, 7562} Hydraulic Cylinder Seal Failure Analysis{7555, 7562}
Inspection and Salvage of Hydraulic Cylinder Components{7562} Inspection and Salvage of Hydraulic Cylinder Components{7562}
Measuring Bores and Installing Seals in Standard and Oversized Hydraulic Cylinders{5100, 7562} Measuring Bores and Installing Seals in Standard and Oversized Hydraulic Cylinders{5100, 7562}
Thermal Spray Procedures for Hydraulic Cylinder Rods{0679, 7562, 7562} Thermal Spray Procedures for Hydraulic Cylinder Rods{0679, 7562, 7562}

PRODUCT LINE ADDITIONS: REMANUFACTURED CYLINDERS AND RODS PRODUCT LINE ADDITIONS: REMANUFACTURED CYLINDERS AND RODS
FILTER GP

A Replacement Filter Is Incorrectly Identified {5050, 5068} 2002/12/23
Optional High Efficiency Filters Are Now Available {3004, 5068} 2003/07/07

Guidelines for the Use of Clean Out Filters for the Hydraulic Oil System and for the Power Train Oil System{3067, 5068} Guidelines for the Use of Clean Out Filters for the Hydraulic Oil System and for the Power Train Oil System{3067, 5068}

Procedures for Using 9U-5971 and 173-9842 Filter Cart Group {0599, 0738, 5050, 5056, 5057, 5068, 5095, 7579} Procedures for Using 9U-5971 and 173-9842 Filter Cart Group {0599, 0738, 5050, 5056, 5057, 5068, 5095, 7579}
188-3242 Filter Cart Group and 227-2479 Filter Cart Group{0374, 0599, 0680, 0738, 0768, 5050, 5056, 5095} 188-3242 Filter Cart Group and 227-2479 Filter Cart Group{0374, 0599, 0680, 0738, 0768, 5050, 5056, 5095}
HYDRAULIC GP

Remove All 9X2354 Hose From Parts Stock Remove All 9X2354 Hose From Parts Stock
LINES GP

New Protective Caps For Hose Clamps Are Now Available {5057} 2001/11/19
The 6V-8633 Connector Has Changed {5057, 7553} 2005/11/28

358-4530, 358-4532, and 358-4533 Hose Machine Group Set-Up and Operation{0599, 0684} 358-4530, 358-4532, and 358-4533 Hose Machine Group Set-Up and Operation{0599, 0684}
Crimputer III Setup and Operation{0684, 5057} Crimputer III Setup and Operation{0684, 5057}
Using the 209-3153 Portable Hose Machine {0374, 0599, 0684, 0738, 5057} Using the 209-3153 Portable Hose Machine {0374, 0599, 0684, 0738, 5057}
Set up and Basic Operation of the 145-5161 Floor Model Hose Machine {0374, 0599, 0684, 0738, 5057} Set up and Basic Operation of the 145-5161 Floor Model Hose Machine {0374, 0599, 0684, 0738, 5057}
Using the 9U-5792, 4C-5052, 4C-5054, 4C-3670, and 4C-3680 Hydraulic Hose Machines{0374, 0599, 0684, 0738, 5057} Using the 9U-5792, 4C-5052, 4C-5054, 4C-3670, and 4C-3680 Hydraulic Hose Machines{0374, 0599, 0684, 0738, 5057}
243-0765 Bench Model Hose Machine For Use With the 242-3567 Variable Crimp Die Bowl{0374, 0599, 0684, 0738, 5057} 243-0765 Bench Model Hose Machine For Use With the 242-3567 Variable Crimp Die Bowl{0374, 0599, 0684, 0738, 5057}
LINES GP-HYDRAULIC

Five New Wrenches Remove Snap To Connect Couplings from Hydraulic Hose Assemblies {0602, 0738, 5057} 2006/02/13

Some Hydraulic Couplings are Identified with an Incorrect Part Number{5057} Some Hydraulic Couplings are Identified with an Incorrect Part Number{5057}

242-3567 Variable Crimp Die Bowl{0684} 242-3567 Variable Crimp Die Bowl{0684}
MOTOR GP

Rotating Group Adjustment Instructions for Bosch Rexroth Hydraulic Pumps and Motors{3203, 4351, 5058, 5070} Rotating Group Adjustment Instructions for Bosch Rexroth Hydraulic Pumps and Motors{3203, 4351, 5058, 5070}
Test Specifications for Vane Cartridges{0784, 5058, 5070} Test Specifications for Vane Cartridges{0784, 5058, 5070}

Replacing Sleeve Bearings in Tyrone Gear Pumps and Motors (Used on Series 7 and 8, Iron and Aluminum Housings){0738, 5061, 5073, 7551} Replacing Sleeve Bearings in Tyrone Gear Pumps and Motors (Used on Series 7 and 8, Iron and Aluminum Housings){0738, 5061, 5073, 7551}

Specifications and Reusability for Hydraulic Gear Pumps and Motors (Groups 9, 10, and 11){5061, 506G, 5073} Specifications and Reusability for Hydraulic Gear Pumps and Motors (Groups 9, 10, and 11){5061, 506G, 5073}

Pump and Motor Test Bench Course Description{0314, 0374, 5058, 5070} Pump and Motor Test Bench Course Description{0314, 0374, 5058, 5070}
Lesson Plan for Pump and Motor Test Bench Curriculum{0314, 0374, 5058, 5070} Lesson Plan for Pump and Motor Test Bench Curriculum{0314, 0374, 5058, 5070}
Pump and Motor Test Bench Curriculum{0374, 5058, 5070} Pump and Motor Test Bench Curriculum{0374, 5058, 5070}
PUMP GP

Piston Pump (Steering, Hoist, and Brake) D250E and D300E Articulated Trucks Steering, Suspension, and Body Hoist Hydraulic Systems

Implement Hydraulic Oil Pump D250E & D300E ARTICULATED TRUCKS MACHINE SYSTEMS
Secondary Steering Pump D250E & D300E ARTICULATED TRUCKS MACHINE SYSTEMS

New Hydraulic Pump Now Used And Service Parts Are Available {5070} 1996/08/12
New Hydraulic Pump Group Increases Service Life {5070} 1996/12/30
New Hydraulic Pump Group Increases Service Life {5070,5050} 1997/03/10
Procedure To Compensate For Loss Of Signal Pressure In Hydraulic Circuits{5086,4007,5051,5070} 1997/04/28
Cover Plate, Flange are Available for Use During Flow Tests on the Main Hydraulic Pumps {0738, 5070, 5084} 2005/04/25

Nexus Gear Pump Porting{5073} Nexus Gear Pump Porting{5073}
Vane Type Hydraulic Pump Identification Guidelines{5055} Vane Type Hydraulic Pump Identification Guidelines{5055}

Product Support Program For Replacing The 123-2985 Or 132-7098 Pump Group On Certain D250E And D300E Articulated Trucks Product Support Program For Replacing The 123-2985 Or 132-7098 Pump Group On Certain D250E And D300E Articulated Trucks

Vane Type Hydraulic Pumps{5055} Vane Type Hydraulic Pumps{5055}
Thermal Spray Procedures for Tyrone Drive Shaft (Pump Gear){0679, 3066, 5073} Thermal Spray Procedures for Tyrone Drive Shaft (Pump Gear){0679, 3066, 5073}

Bench Test Procedure for Vane Pumps{5055} Bench Test Procedure for Vane Pumps{5055}
PUMP GP-METERING

The Serviceability of Metering Pumps Has Been Limited {4312} 2006/05/15
New Metering Pump Groups For Steering Control Prevent Oil Leaks {4300, 4301, 4312} 2010/08/19
SHAFT GP

Universal Joints and Drive Shafts{3108, 3251, 3253} Universal Joints and Drive Shafts{3108, 3251, 3253}
TANK GP

Hydraulic Tank D250E and D300E Articulated Trucks Steering, Suspension, and Body Hoist Hydraulic Systems

Hydraulic Tank D250E & D300E ARTICULATED TRUCKS MACHINE SYSTEMS
Hydraulic Manifold D250E & D300E ARTICULATED TRUCKS MACHINE SYSTEMS

Use The Correct Torque For Hydraulic Tank Sight Glass Bolts {5056} 1999/09/06
Single Element and Multiple Element Filter Heads are Available for Customized Systems {0738} 2004/03/29

204-7392 (Air Motor Driven) Filter Cart {0645, 0680, 0738, 5056, 5068} 204-7392 (Air Motor Driven) Filter Cart {0645, 0680, 0738, 5056, 5068}
TOOLS

New Hydraulic Hose Assembly Machine Integrates Crimputer II with Radial Crimping Technology {0738} 2004/05/03
Remove Certain 6D-7726 Hose Assemblies from Inventory {0738} 2005/12/12

Changes to the Usage and Cleaning of the Contamination Monitor Group {0784, 5050} 2010/10/01

Changes to the Usage and Cleaning of the Contamination Monitor Group {0784, 5050} 2010/09/10

Operating Instructions for Cat 1U-9400 Series Hydraulic Test Center{0784} Operating Instructions for Cat 1U-9400 Series Hydraulic Test Center{0784}

9U-5000 Series Hydraulic Test Bench {0599, 0738} 9U-5000 Series Hydraulic Test Bench {0599, 0738}
4C-9437 Portable Hydraulic Tester , 1U-8761 Portable Hydraulic Tester (Canceled), 4C-9675 Portable Hydraulic Tester , 1U-9951 Portable Hydraulic Tester (Canceled){0599, 0738} 4C-9437 Portable Hydraulic Tester , 1U-8761 Portable Hydraulic Tester (Canceled), 4C-9675 Portable Hydraulic Tester , 1U-9951 Portable Hydraulic Tester (Canceled){0599, 0738}
TT5000 to TT7000 Torque Turn Wrench Conversion{0374, 0599, 0602, 0677, 79NY} TT5000 to TT7000 Torque Turn Wrench Conversion{0374, 0599, 0602, 0677, 79NY}
Using the 164-2691 Printer Group {0374, 0599, 0684, 5057} Using the 164-2691 Printer Group {0374, 0599, 0684, 5057}
Crimping XT-3 ES and XT-5 S4G, MCSH, and MCSX Couplings Using 4C-3660, 4C-5052, 4C-5053, 9U-5792, or 9U-7261 Hose Machines{0374, 0599, 0684, 0738, 5057} Crimping XT-3 ES and XT-5 S4G, MCSH, and MCSX Couplings Using 4C-3660, 4C-5052, 4C-5053, 9U-5792, or 9U-7261 Hose Machines{0374, 0599, 0684, 0738, 5057}
VALVE GP

Steering Triple Check Valve D250E & D300E ARTICULATED TRUCKS MACHINE SYSTEMS
VALVE GP-CONTROL

Hoist Control Valve D250E and D300E Articulated Trucks Steering, Suspension, and Body Hoist Hydraulic Systems

Hoist Control Valve D250E & D300E ARTICULATED TRUCKS MACHINE SYSTEMS
Tailgate Cylinder Valve D250E & D300E ARTICULATED TRUCKS MACHINE SYSTEMS

New Seals And Gaskets Need To Be Installed In The Body Hoist Control Valve On Certain D250E And D300E Articulated Trucks New Seals And Gaskets Need To Be Installed In The Body Hoist Control Valve On Certain D250E And D300E Articulated Trucks
Product Support Program For Replacing The 8W2066 Levers On Certain D250E, D300E, D350E, And D400E Articulated Trucks Product Support Program For Replacing The 8W2066 Levers On Certain D250E, D300E, D350E, And D400E Articulated Trucks
VALVE GP-COUNTERBALANCE

Counterbalance Valve (Tailgate) D250E and D300E Articulated Trucks Steering, Suspension, and Body Hoist Hydraulic Systems
VALVE GP-RELIEF

Repairing Line Relief Valve Seats in Hydraulic Control Valves Using the 229-3612 Hydraulic Valve Seat Repair Kit{0738, 5117} Repairing Line Relief Valve Seats in Hydraulic Control Valves Using the 229-3612 Hydraulic Valve Seat Repair Kit{0738, 5117}
LUBRICATION SYSTEM
BREATHER GP

Crankcase Breather 3306C Engines for Caterpillar Built Machines
Crankcase Breather 3306C Engines for Caterpillar Built Machines
FILLER GP-ENGINE OIL

Engine Oil Filler SUPPLEMENT FOR D250E & D300E ARTICULATED TRUCKS - 3306 ENGIN
FILTER GP-ENGINE OIL

Engine Oil Filter Base 3306C Engines for Caterpillar Built Machines

Engine Oil Filter Base - Remove 3304B and 3306B Engines for Caterpillar Built Machines
Engine Oil Filter Base - Install 3304B and 3306B Engines for Caterpillar Built Machines
Engine Oil Filter Base - Disassemble 3304B and 3306B Engines for Caterpillar Built Machines
Engine Oil Filter Base - Assemble 3304B and 3306B Engines for Caterpillar Built Machines

New High Efficiency Oil Filters are Now Available {1308} 2004/03/22
New High Efficiency Oil Filters are Now Available {1308} 2006/07/03

The 2P4005 Lube Filter Needs To Be Removed From Dealer Inventory The 2P4005 Lube Filter Needs To Be Removed From Dealer Inventory
MISCELLANEOUS INFORMATION

Oil Total Base Number (TBN) Test Kit Available{1300} 1986/01/20

3300 Engine Oil Level Maintenance And High Oil Consumption 3300 Engine Oil Level Maintenance And High Oil Consumption
OIL CHANGE GP-HIGH SPEED

New Cat QuickEvac<SUP>TM</SUP> High Speed Oil Change Arrangements Are Available {1302, 1372} 2003/03/10
New QuickEvac High Speed Oil Change Arrangements Are Available {1325} 2003/05/05

Installation and Operation of the Cat QuickEvac<SUP>TM</SUP> System{0707, 1325} Installation and Operation of the Cat QuickEvacTM System{0707, 1325}
Supplement to the Operation and Maintenance Manual{0707} Supplement to the Operation and Maintenance Manual{0707}
PUMP GP-ENGINE OIL

Engine Oil Pump 3306C Engines for Caterpillar Built Machines

Engine Oil Pump - Inspect 3306C Engines for Caterpillar Built Machines

Engine Oil Pump - Remove 3304B and 3306B Engines for Caterpillar Built Machines
Engine Oil Pump - Install 3304B and 3306B Engines for Caterpillar Built Machines
Engine Oil Pump - Disassemble 3304B and 3306B Engines for Caterpillar Built Machines
Engine Oil Pump - Assemble 3304B and 3306B Engines for Caterpillar Built Machines

New Oil Pump Groups Do Not Require Key On Drive Shaft {1304} 1993/02/15
MACHINE ARRANGEMENT
MACHINE AR

Service Intervals All Products Air Conditioning and Heating R134a for All Caterpillar Machines

Supplements List For Articulated Trucks {0374,0350} 1998/03/02

General Welding Procedures{0679, 7000} General Welding Procedures{0679, 7000}
MISCELLANEOUS INFORMATION

Heating and Air Conditioning Service Publications All Products Air Conditioning and Heating R134a for All Caterpillar Machines
TOOLS

A New Backing Pad Is Available for the 127 mm (5 inch) Rotary Grinding Disc {0674, 0677, 0685} 2009/10/19

142-1664 Adjustable Lifting Bracket Group{0599, 0629, 0700, 0729, 0757, 1122} 142-1664 Adjustable Lifting Bracket Group{0599, 0629, 0700, 0729, 0757, 1122}
362-0960 Lifting Beam Assembly {0599, 0629, 0700, 0729, 0757, 1122} 362-0960 Lifting Beam Assembly {0599, 0629, 0700, 0729, 0757, 1122}
Torque Multipliers, Models 1U-7293, 6V-7820 and 6V-6080{0599, 0765} Torque Multipliers, Models 1U-7293, 6V-7820 and 6V-6080{0599, 0765}
OPERATOR STATION
AIR CONDITIONER GP

Refrigerant Compressor All Products Air Conditioning and Heating R134a for All Caterpillar Machines
System Capacities for Refrigerant (Articulated Trucks) All Products Air Conditioning and Heating R134a for All Caterpillar Machines

Refrigerant Compressor All Products Air Conditioning and Heating R134a for All Caterpillar Machines
Glossary of Terms All Products Air Conditioning and Heating R134a for All Caterpillar Machines
Refrigerant Expansion Valve System All Products Air Conditioning and Heating R134a for All Caterpillar Machines
Refrigerant Orifice Tube System All Products Air Conditioning and Heating R134a for All Caterpillar Machines
Refrigerant Condenser All Products Air Conditioning and Heating R134a for All Caterpillar Machines
Evaporator Coil All Products Air Conditioning and Heating R134a for All Caterpillar Machines
Refrigerant Compressor Protection System All Products Air Conditioning and Heating R134a for All Caterpillar Machines
Identifying the Air Conditioning System All Products Air Conditioning and Heating R134a for All Caterpillar Machines
Refrigerant Expansion Valve All Products Air Conditioning and Heating R134a for All Caterpillar Machines
Refrigerant Accumulator All Products Air Conditioning and Heating R134a for All Caterpillar Machines
In-line Refrigerant Dryer All Products Air Conditioning and Heating R134a for All Caterpillar Machines
Refrigerant Receiver-Dryer All Products Air Conditioning and Heating R134a for All Caterpillar Machines
Identifying the Heating System All Products Air Conditioning and Heating R134a for All Caterpillar Machines
Temperature Control All Products Air Conditioning and Heating R134a for All Caterpillar Machines
Identifying the Refrigerant All Products Air Conditioning and Heating R134a for All Caterpillar Machines
Condensate Drainage System All Products Air Conditioning and Heating R134a for All Caterpillar Machines
Cab Pressurization and Filtration System All Products Air Conditioning and Heating R134a for All Caterpillar Machines
General Information All Products Air Conditioning and Heating R134a for All Caterpillar Machines
Refrigerant Orifice Tube Assembly All Products Air Conditioning and Heating R134a for All Caterpillar Machines

Refrigerant Recovery All Products Air Conditioning and Heating R134a for All Caterpillar Machines
Manifold Gauge Set (Refrigerant) - Install All Products Air Conditioning and Heating R134a for All Caterpillar Machines
Refrigerant System - Charge All Products Air Conditioning and Heating R134a for All Caterpillar Machines
Refrigerant System - Evacuate All Products Air Conditioning and Heating R134a for All Caterpillar Machines
Refrigerant Leakage - Test All Products Air Conditioning and Heating R134a for All Caterpillar Machines
Manifold Gauge Set (Refrigerant) - Remove All Products Air Conditioning and Heating R134a for All Caterpillar Machines
Electronic Heat Control - Test All Products Air Conditioning and Heating R134a for All Caterpillar Machines
Refrigerant Compressor - Test All Products Air Conditioning and Heating R134a for All Caterpillar Machines
Air Conditioning Performance - Test All Products Air Conditioning and Heating R134a for All Caterpillar Machines
Refrigerant Oil - Test All Products Air Conditioning and Heating R134a for All Caterpillar Machines
Refrigerant System - Flush All Products Air Conditioning and Heating R134a for All Caterpillar Machines
Machine Preparation for Testing and Adjusting All Products Air Conditioning and Heating R134a for All Caterpillar Machines
Compressor Protection System - Test All Products Air Conditioning and Heating R134a for All Caterpillar Machines
Heater Performance - Test All Products Air Conditioning and Heating R134a for All Caterpillar Machines

Required Tools All Products Air Conditioning and Heating R134a for All Caterpillar Machines
Machine Preparation for Troubleshooting All Products Air Conditioning and Heating R134a for All Caterpillar Machines
General Troubleshooting Information All Products Air Conditioning and Heating R134a for All Caterpillar Machines
Visual Inspection (Troubleshooting) All Products Air Conditioning and Heating R134a for All Caterpillar Machines
Heating System Troubleshooting All Products Air Conditioning and Heating R134a for All Caterpillar Machines
Troubleshooting Condensate Drainage System All Products Air Conditioning and Heating R134a for All Caterpillar Machines
Air Conditioning System Troubleshooting All Products Air Conditioning and Heating R134a for All Caterpillar Machines
Troubleshooting Heating and Air Conditioning Control System All Products Air Conditioning and Heating R134a for All Caterpillar Machines
Automatic Temperature Control Panel Troubleshooting - 584 and 584HD Forwarders All Products Air Conditioning and Heating R134a for All Caterpillar Machines
Automatic Temperature Control System (ECM Controlled) Troubleshooting All Products Air Conditioning and Heating R134a for All Caterpillar Machines

Air Conditioning Compressor SUPPLEMENT FOR D250E & D300E ARTICULATED TRUCKS - 3306 ENGIN
Air Conditioning Dryer SUPPLEMENT FOR D250E & D300E ARTICULATED TRUCKS - 3306 ENGIN
Air Conditioning Accumulator SUPPLEMENT FOR D250E & D300E ARTICULATED TRUCKS - 3306 ENGIN
Refrigerant Expansion Valve - Remove and Install All Products Air Conditioning and Heating R134a for All Caterpillar Machines
Refrigerant Compressor - Remove and Install All Products Air Conditioning and Heating R134a for All Caterpillar Machines
Refrigerant Accumulator - Remove and Install All Products Air Conditioning and Heating R134a for All Caterpillar Machines
Air Conditioner Lines - Remove and Install All Products Air Conditioning and Heating R134a for All Caterpillar Machines
Machine Preparation for Disassembly and Assembly All Products Air Conditioning and Heating R134a for All Caterpillar Machines
In-Line Refrigerant Dryer - Remove and Install All Products Air Conditioning and Heating R134a for All Caterpillar Machines
Refrigerant Receiver-Dryer - Remove and Install All Products Air Conditioning and Heating R134a for All Caterpillar Machines
General Information All Products Air Conditioning and Heating R134a for All Caterpillar Machines
Refrigerant Orifice Tube Assembly - Remove and Install All Products Air Conditioning and Heating R134a for All Caterpillar Machines

More Robust Air Conditioning Accumulator Now Used {7322,7320} 1998/03/02
The In-line Refrigerant Dryer Is Improved And A New Dryer For Service Replacement Is Available {7320, 7322} 2000/02/07
New Cab Air Filters Provide Improved Efficiency and Odor Reduction {7309, 7320, 7342} 2002/07/08
Special Instruction, REHS1715, "Procedure to Replace the Control Assembly and Water Valve Assembly in the Air Conditioner Group" Is Available {7320} 2004/04/12
Nexus Retrofit Air Conditioning and Heating Parts for Other Than Caterpillar Construction Equipment and On-Highway Trucks {7320} 2004/05/17
An Air Conditioner Kit for Use When Servicing the Air Conditioning System Is Now Available {7320, 7320} 2012/08/24

Procedure to Replace the Control Assembly and Water Valve Assembly in the Air Conditioner Group{7320} Procedure to Replace the Control Assembly and Water Valve Assembly in the Air Conditioner Group{7320}
Refrigerant Compressor Functional Test for All Caterpillar Machines{1802} Refrigerant Compressor Functional Test for All Caterpillar Machines{1802}

Product Support Program For Reworking The Air Conditioning On Certain D250E And D300E Articulated Trucks Product Support Program For Reworking The Air Conditioning On Certain D250E And D300E Articulated Trucks
CAB GP

Cab D250E & D300E ARTICULATED TRUCKS MACHINE SYSTEMS
Cab D250E & D300E ARTICULATED TRUCKS MACHINE SYSTEMS
Cab Tilt Cylinder D250E & D300E ARTICULATED TRUCKS MACHINE SYSTEMS
Cab (Raise &amp; Lower) SUPPLEMENT FOR D250E & D300E ARTICULATED TRUCKS - 3306 ENGIN

New Cover Assembly Increases Leg Room{4310} 1996/04/29
New Hinged Window Used In Right Front Side Of Operators Cab Allows Increased Air Circulation {7310} 1996/09/16
New Method Used To Seal The Cab Window Glass {7301,7310,7340} 1997/06/09
New Spacers Added To Cab Mounting Groups Reduce Noise {7301} 1997/07/07
Cab Certification {7323, 7325} 2005/03/28
Ordering a Replacement Operator Protective Structure (OPS) Certification Film {7323, 7325, 7405, 7557} 2007/02/12
Improved Procedure for the Retention of the Identification Film for the Roll Over Protective Structure (ROPS) and Falling Object Protective Structure (FOPS) {7323, 7325, 7405, 7557} 2009/07/27
A Procedure for Replacing Bonded Windows on All Caterpillar Products Is Now Available {7310} 2009/11/02

Replacing Bonded Windows{7310} Replacing Bonded Windows{7310}
CONTROL GP-STEERING

Steering Control Valve D250E & D300E ARTICULATED TRUCKS MACHINE SYSTEMS
Steering Wheel D250E & D300E ARTICULATED TRUCKS MACHINE SYSTEMS

New Steering Metering Pump Group Gives Smoother Steering Operation {4312} 1996/12/16

Reinforcing The Steering Column Mounting Bracket Reinforcing The Steering Column Mounting Bracket
DOOR GP

Lubricant Available For Use On Door Latches{7308} 1997/12/08
INDICATOR GP
New Gauges Available {7450} 2010/07/08
MIRROR GP
New Clips Used In 7U-3904 And 116-6460 Rear View Mirror Groups {7319} 1997/02/03
MISCELLANEOUS INFORMATION
New Sun Visor Provides Better Glare Protection{7165,7300} 1996/07/01
New Seat Slider Blocks Eliminate Need For Adjustments {7312,7300} 1997/09/01
MONITOR GP
Improved VisionLink<SUP>TM</SUP> Software Is Now Available for Certain Caterpillar Machines {7601} 2012/09/11
Procedure For Improving Compatibility of Product Link Is Now Available on Caterpillar Machines Equipped with Electronic Monitoring Systems (EMS) {7490, 7606} 2013/04/04

Installation and Operation of the Caterpillar Messenger Driver Information Display{7490} Installation and Operation of the Caterpillar Messenger Driver Information Display{7490}
WAVS Installation Guide for Generic Applications{7347, 7348} WAVS Installation Guide for Generic Applications{7347, 7348}
Installation and Operation of the Caterpillar Diesel Particulate Filter (DPF) and the Diagnostic Module for Non-Road Machine Applications (Non-California Applications){108F, 1091, 7490} Installation and Operation of the Caterpillar Diesel Particulate Filter (DPF) and the Diagnostic Module for Non-Road Machine Applications (Non-California Applications){108F, 1091, 7490}
WAVS Light Duty Installation Guide for Certain Cat<SUP>&reg;</SUP> Products{7347, 7348} WAVS Light Duty Installation Guide for Certain Cat® Products{7347, 7348}

Multiple Registration Messages Occur with Product Link{733T, 7606} Multiple Registration Messages Occur with Product Link{733T, 7606}
PANEL GP

Dimensions For Radio Installation {7338} 1996/03/04
Dash Cover Assembly Has Been Improved{7314} 1998/04/20
RADIO GP
New Radios And Console Assembly Now Used {7338} 1997/05/05
New 12 Volt AM/FM Radios Are Available {7338} 2000/03/20
Longer Coaxial Cable Allows the Installation Of Non-Caterpillar Radios {7338} 2001/02/19
New Processes Improve Registration of Product Link {7338, 7606} 2008/04/14
A New Antenna For The Product Link Is Available {7010, 733T} 2008/06/09

Miswiring Issues with Installation of the Product Link 121 and Product Link 321{7606} Miswiring Issues with Installation of the Product Link 121 and Product Link 321{7606}
Product Link Registration Problems{733T, 7606} Product Link Registration Problems{733T, 7606}

317-7492 Wireless Radio{7338} 317-7492 Wireless Radio{7338}
ROPS/FOPS GP

Inspection, Maintenance, and Repair of Operator Protective Structures (OPS) and Attachment Installation Guidelines for All Earthmoving Machinery, If Equipped{7323, 7325} Inspection, Maintenance, and Repair of Operator Protective Structures (OPS) and Attachment Installation Guidelines for All Earthmoving Machinery, If Equipped{7323, 7325}

Maintaining the Protective Structure (ROPS/FOPS) Certification when Making Modifications To (ROPS/FOPS){7323, 7325, 7715} Maintaining the Protective Structure (ROPS/FOPS) Certification when Making Modifications To (ROPS/FOPS){7323, 7325, 7715}
SEAT GP

Contour Seat Air Suspension with Air Compressor Contour Series Seat
Contour Seat Air Suspension with Air System Contour Series Seat
Contour Seat Controls Contour Series Seat
Mechanical Suspension Contour Series Seat
Comfort Seat Air Suspension with Air Compressor Comfort Series Seat For Caterpillar Machines
Comfort Seat with Lumbar, Side Controls, and Slide Swivel Comfort Series Seat For Caterpillar Machines
Serial Number Effectivity Comfort Series Seat For Caterpillar Machines
Comfort Seat Air Suspension with System Air Comfort Series Seat For Caterpillar Machines
Comfort Seat Controls Comfort Series Seat For Caterpillar Machines
Optimized Seat Air Suspension with Air Compressor Comfort Series Seat For Caterpillar Machines
Optimized Seat Controls Comfort Series Seat For Caterpillar Machines
Optimized Seat with Lumbar, Side Controls, and Slide Swivel Comfort Series Seat For Caterpillar Machines
General Information Comfort Series Seat For Caterpillar Machines
Component Descriptions Comfort Series Seat For Caterpillar Machines
Troubleshooting Comfort Series Seat For Caterpillar Machines

Troubleshooting Chart Comfort Series Seat For Caterpillar Machines

Seat D250E & D300E ARTICULATED TRUCKS MACHINE SYSTEMS
Contour Seat With Front Controls - Disassemble Contour Series Seat
Contour Seat With Front Controls - Assemble Contour Series Seat
Contour Seat With Lumbar Option and Side Controls - Disassemble Contour Series Seat
Contour Seat With Lumbar Option and Side Controls - Assemble Contour Series Seat
Swivel Seat - Disassemble Comfort Series Seat For Caterpillar Machines
Swivel Seat - Assemble Comfort Series Seat For Caterpillar Machines
Air Suspension With Toggle Switch Height Adjustment - Disassemble Comfort Series Seat For Caterpillar Machines
Air Suspension With Toggle Switch Height Adjustment - Assemble Comfort Series Seat For Caterpillar Machines
Air Suspension With System Air - Disassemble Contour Series Seat
Air Suspension With System Air - Assemble Comfort Series Seat For Caterpillar Machines
Mechanical Suspension With Fixed Damper - Disassemble Comfort Series Seat For Caterpillar Machines
Mechanical Suspension With Fixed Damper - Assemble Comfort Series Seat For Caterpillar Machines
Mechanical Suspension With Variable Damper - Disassemble Comfort Series Seat For Caterpillar Machines
Mechanical Suspension With Variable Damper - Assemble Comfort Series Seat For Caterpillar Machines
Comfort Seat with Lumbar Option and Side Controls - Disassemble Comfort Series Seat For Caterpillar Machines
Comfort Seat with Lumbar Option and Side Controls - Assemble Comfort Series Seat For Caterpillar Machines
Air Suspension with Air Valve Knob Height Adjustment - Disassemble Comfort Series Seat For Caterpillar Machines
Air Suspension With Air Valve Knob Height Adjustment - Assemble Comfort Series Seat For Caterpillar Machines
Comfort Seat Air Suspension with Air Compressor - Assemble Comfort Series Seat For Caterpillar Machines
Comfort Seat Air Suspension with Air Compressor - Disassemble Comfort Series Seat For Caterpillar Machines
Comfort Seat with Front Controls - Disassemble Comfort Series Seat For Caterpillar Machines
Comfort Seat with Front Controls - Assemble Comfort Series Seat For Caterpillar Machines
Optimized Seat with Front Controls - Disassemble and Assemble Comfort Series Seat For Caterpillar Machines

Right Hand Armrest Available To Improve Operator Comfort {7312} 1997/04/28
New Air Suspension Seat Increases Operator Comfort And Service Life {7312,7321,7318,7324} 1997/11/24
New Seat Suspension Increases Operator Comfort And Service Life {7312,7321,7318,7324} 1998/03/30
Contour Series Seat Adjustment Procedure Available To Reduce Side To Side Motion {7324} 1998/06/29
Shimming Procedure Available For Contour Series Seats To Improve Stability {7324} 1998/06/29
Correction to Service Magazine , "New Slider Block Kit Improves Suspension Seat Ride" {7324} 2000/05/15
TACHOMETER GP

New Electronic Tachometers Have Different Connection To Wiring Harness {7462} 2001/08/01
WASHER GP-WINDOW

Washer Bottle Strap Now Available Through Parts Service{7306} 1998/01/26
Washer Bottle Bracket Improved {7306} 1998/06/22
Washer Bottle Bracket Improved{7306} 1998/07/06
Washer Bottle Bracket Improved {7306} 1998/10/05
New Strap Available For Windshield Washer Bottle {7306} 1999/11/29
Washer Pump Assemblies Must Be Primed Properly {7306} 2002/12/23
Measure the Neck of the Washer Fluid Bottle Before You Order a New Cap {7306} 2003/06/23
CONTROL GP-TRANSMISSION

Systems Operation ELECTRONIC PROGRAMMABLE TRANSMISSION CONTROL (EPTC II) FOR A

Testing and Adjusting ELECTRONIC PROGRAMMABLE TRANSMISSION CONTROL (EPTC II) FOR A
POWER TRAIN
AXLE GP

Front Axle D250E and D300E Articulated Trucks Power Train
Center Axle D250E and D300E Articulated Trucks Power Train
Rear Axle D250E and D300E Articulated Trucks Power Train

Inter-Axle Differential D250E & D300E ARTICULATED TRUCKS POWER TRAIN
Drive Shaft, (Transfer Gear Case To Center Axle) D250E & D300E ARTICULATED TRUCKS POWER TRAIN
Axles D250E & D300E ARTICULATED TRUCKS POWER TRAIN
Front Axle Housing D250E & D300E ARTICULATED TRUCKS POWER TRAIN
Center Axle Housing D250E & D300E ARTICULATED TRUCKS POWER TRAIN
Rear Axle Housing D250E & D300E ARTICULATED TRUCKS POWER TRAIN

Procedure For Checking Inter Axle Differential Operation {3264} 1997/02/10
Procedure On Removal Of Cradle Mounting Pin {3278,3268,7200} 1998/08/31
Supplement On D&amp;A Manual For Remove Axles (Front &amp; Rear){3259} 1998/10/12
Clarification of the Markings on the Pinion Gear {3256, 3258} 2004/04/05
Product Information Guide, SEBF1015, "Improving Component Durability" , "Final Drives and Differentials" is now available {3258, 3282, 4050} 2004/04/12
Determining the Severity of a Leak of the Duo-cone Seal Gp {4050, 4051, 7561} 2010/02/25

Assembly and Installation of Conventional Duo-Cone Seals{7561, 7561} Assembly and Installation of Conventional Duo-Cone Seals{7561, 7561}
Replacement of Support Blocks for the Rear Axle and the Center Axle A-Frames Replacement of Support Blocks for the Rear Axle and the Center Axle A-Frames
Inspection of the Duo-cone Seal Gp{4050, 4051, 7561} Inspection of the Duo-cone Seal Gp{4050, 4051, 7561}

Specifications for Inspection of Driveline Fasteners{3030, 3101, 3159, 3253, 3258, 3278, 4050} Specifications for Inspection of Driveline Fasteners{3030, 3101, 3159, 3253, 3258, 3278, 4050}
Thermal Spray Procedures for ADT Spindle and Wheel Bearing Bores{0679, 4205, 4215} Thermal Spray Procedures for ADT Spindle and Wheel Bearing Bores{0679, 4205, 4215}

Procedure for Filtering Final Drives, Rear Axles, and Differentials on Caterpillar Machines{0680, 0768, 3258, 3260, 4050} Procedure for Filtering Final Drives, Rear Axles, and Differentials on Caterpillar Machines{0680, 0768, 3258, 3260, 4050}
CLUTCH GP

Identification of Non-Metallic Discs that are Used in Power Shift Transmissions{3030, 3155} Identification of Non-Metallic Discs that are Used in Power Shift Transmissions{3030, 3155}
Repair of Reaction Dowel Holes in Transmission Clutch Housings{3030, 3155, 3169} Repair of Reaction Dowel Holes in Transmission Clutch Housings{3030, 3155, 3169}
CONTROL GP-RETARDER

Retarder Control Solenoid Valve D250E & D300E ARTICULATED TRUCKS MACHINE SYSTEMS

Proper Orifice Location Provides Correct Retarder Control {3123,3100,3109,3126,3140} 1997/04/07
CONTROL GP-TRANSMISSION HYD

Transmission Hydraulic Control D250E and D300E Articulated Trucks Power Train

Transmission Hydraulic Control Valve D250E & D300E ARTICULATED TRUCKS POWER TRAIN

New Spring Assembly For Transmission Control Improves Service Life{3073} 1998/07/06
New Spring Assembly For Transmission Control Improves Service Life {3073} 1998/09/28
A New Transmission Detent Spring Provides Improved Durability {3167} 2002/03/04

PRODUCT SUPPORT PROGRAM FOR REPLACING THE TRANSMISSION CONTROL DETENT SPRING ON CERTAIN D250E, D250E II, D300E, D300E II, D350E, D350E II, AND D400E ARTICULATED TRUCKS PRODUCT SUPPORT PROGRAM FOR REPLACING THE TRANSMISSION CONTROL DETENT SPRING ON CERTAIN D250E, D250E II, D300E, D300E II, D350E, D350E II, AND D400E ARTICULATED TRUCKS
DIFFERENTIAL & BEVEL GEAR GP

Specifications LIMITED SLIP DIFFERENTIAL FOR ARTICULATED TRUCKS
Systems Operations LIMITED SLIP DIFFERENTIAL FOR ARTICULATED TRUCKS
Testing and Adjusting LIMITED SLIP DIFFERENTIAL FOR ARTICULATED TRUCKS
Disassembly and Assembly LIMITED SLIP DIFFERENTIAL FOR ARTICULATED TRUCKS
Maintenance LIMITED SLIP DIFFERENTIAL FOR ARTICULATED TRUCKS

Differential and Bevel Gear D250E and D300E Articulated Trucks Power Train
Differential and Bevel Gear D250E and D300E Articulated Trucks Power Train

Differential &amp; Bevel Gear (Front) D250E & D300E ARTICULATED TRUCKS POWER TRAIN
Differential &amp; Bevel Gear (Center or Rear) D250E & D300E ARTICULATED TRUCKS POWER TRAIN

Hydraulic Oil Additive Used That Eliminates Noise In Differentials {3263} 1996/11/11
Improved Limited Slip Differential Thrust Washers And Hardened Discs Improve Service Life {3263} 1997/07/07
Supplement For Rolling Torque Specification{3254,3258,3263} 1998/01/26
Improved Limited Slip Differential Thrust Washers And Hardened Discs Improve Service Life {3263} 1998/02/09
Supplement For Disassembly And Assembly Of Front, Center, And Rear Differentials{3258} 1998/02/23
Supplement To Correct Bearing Cap Torque For Differential {3258} 1998/05/11
Supplement To &quot;Improved Limited Slip Differential Thrust Washers And Hardened Discs Improve Service Life&quot; {3263} 1998/06/22
Incorrect End Float For Limited Slip Differentials {3258} 1999/07/05
Correction to Service Magazine , "Supplement to Correct Bearing Cap Torque for Differential" {3258} 2001/03/12
Correction to Disassembly and Assembly , "Differential &amp; Bevel Gear (Center or Rear) 'Disassembly &amp; Assembly Front, Center &amp; Rear Differentials (D250E)'" {3256, 3258} 2003/08/04
Use 1U-9891 Hydraulic Oil Additive to Eliminate Brake Chatter and Reduce Noise in the Limited Slip Differential {3263, 5095} 2012/09/26
Service Manual Is Available For Servicing The Limited Slip Differential Used In Articulated Trucks {3258, 3263} 2006/11/20

The Bolts In The Interaxle Differential Need To Be Replaced On Certain D250E Articulated Trucks The Bolts In The Interaxle Differential Need To Be Replaced On Certain D250E Articulated Trucks
Product Support Program For Increasing The Expected Service Life Of The Output Transfer Gear Group (Dropbox) On Certain D250E Articulated Trucks Product Support Program For Increasing The Expected Service Life Of The Output Transfer Gear Group (Dropbox) On Certain D250E Articulated Trucks

226-2380 Adjustable C-Hook Extension{0374, 0599, 0632, 0727, 1122, 3258, 4050, 4084, 4208, 7561} 226-2380 Adjustable C-Hook Extension{0374, 0599, 0632, 0727, 1122, 3258, 4050, 4084, 4208, 7561}

Differential Housing Components for Wheel Loaders, Articulated Trucks, Wheel Tractors, Compactors, and Integrated Toolcarriers{3258, 3284} Differential Housing Components for Wheel Loaders, Articulated Trucks, Wheel Tractors, Compactors, and Integrated Toolcarriers{3258, 3284}
Reusability of Drive Train Gears{3002, 3159, 3256, 4055} Reusability of Drive Train Gears{3002, 3159, 3256, 4055}
Procedure to Machine Damaged Transmission and Differential Yokes{3030, 3253, 3258} Procedure to Machine Damaged Transmission and Differential Yokes{3030, 3253, 3258}
Thermal Spray Procedures for Wheel Loader, Wheel Dozer, Integrated Toolcarrier, Articulated Truck, and Wheel Tractor Scraper - Differential Carrier Assembly{0679, 3284} Thermal Spray Procedures for Wheel Loader, Wheel Dozer, Integrated Toolcarrier, Articulated Truck, and Wheel Tractor Scraper - Differential Carrier Assembly{0679, 3284}
Thermal Spray Procedures for Wheel Loaders, Off-Highway Trucks and Tractors, Articulated Trucks, Wheel Tractors, Compactors, and Integrated Toolcarriers Differential - Support Bearing Journal{0679, 3258, 3284} Thermal Spray Procedures for Wheel Loaders, Off-Highway Trucks and Tractors, Articulated Trucks, Wheel Tractors, Compactors, and Integrated Toolcarriers Differential - Support Bearing Journal{0679, 3258, 3284}
Thermal Spray Procedures for Wheel Loaders, Off-Highway Trucks and Tractors, Articulated Trucks, Wheel Tractors, Compactors, and Integrated Toolcarriers Differential Case - Flange End{0679, 3258, 3284} Thermal Spray Procedures for Wheel Loaders, Off-Highway Trucks and Tractors, Articulated Trucks, Wheel Tractors, Compactors, and Integrated Toolcarriers Differential Case - Flange End{0679, 3258, 3284}
DIFFERENTIAL GP

226-2380 Multi-Purpose Lifting Bracket Group{3258, 4050, 4084, 4208, 7561} 226-2380 Multi-Purpose Lifting Bracket Group{3258, 4050, 4084, 4208, 7561}

Thermal Spray Procedures for Differential Case - Housing Face &amp; Pinion Thrust Face{3283} Thermal Spray Procedures for Differential Case - Housing Face & Pinion Thrust Face{3283}
DRUM GP

345-1236 Lifting Bracket{0599, 0629, 0632, 6605} 345-1236 Lifting Bracket{0599, 0629, 0632, 6605}
FILTER GP

Oil Filter (Transmission) D250E and D300E Articulated Trucks Power Train

Transmission Oil Filter D250E & D300E ARTICULATED TRUCKS POWER TRAIN

Understanding Transmission Filter Plugging Events {3004, 3067} 2007/04/02
GEAR GP

Output Transfer Gear Group D250E and D300E Articulated Trucks Power Train
Transfer Gear Group D250E and D300E Articulated Trucks Power Train

Transmission &amp; Output Transfer Drive D250E & D300E ARTICULATED TRUCKS POWER TRAIN
Transmission &amp; Output Transfer Drive D250E & D300E ARTICULATED TRUCKS POWER TRAIN
Gear Group-Transfer D250E & D300E ARTICULATED TRUCKS POWER TRAIN

Improved Seals And Bearings Used To Reduce Seal Leaks In Transfer Gear Groups (6WD){3250} 1996/12/23
Improved Seals And Bearings Used To Reduce Seal Leaks In Output Transfer Gear Groups {3159,3003} 1996/12/30
Improved Bearings Used In Output Transfer Gear Group {3159} 1997/01/20
Improved Seals Now Available To Reduce Leaks In Output Transfer Gear Groups {3253,3003,3159,4052} 1997/06/09
Use FT-2549 Receiver Sleeve For Removing Idler Shaft {3159} 1998/03/02
New Output Transfer Gear and Case Gp, a New Gear Pump and Additional Lubrication Lines are Now Available {3159, 5073} 2001/12/03
LINES GP-POWER TRAIN OIL

Procedure for Kidney Looping Articulated Truck Transmission Oil{0680, 0768, 3016, 3030} Procedure for Kidney Looping Articulated Truck Transmission Oil{0680, 0768, 3016, 3030}
PUMP GP

Transmission Pump D250E and D300E Articulated Trucks Power Train

Scavenge &amp; Transmission Oil Pump D250E & D300E ARTICULATED TRUCKS POWER TRAIN

Hydraulic Gear Pumps Used in Transmissions{3066, 5073} Hydraulic Gear Pumps Used in Transmissions{3066, 5073}
RETARDER GP

Torque Converter &amp; Retarder D250E & D300E ARTICULATED TRUCKS POWER TRAIN
Torque Converter &amp; Retarder D250E & D300E ARTICULATED TRUCKS POWER TRAIN
SCREEN GP
Torque Converter Screen D250E & D300E ARTICULATED TRUCKS POWER TRAIN
Transmission Screen D250E & D300E ARTICULATED TRUCKS POWER TRAIN
SEAL GP-DUO-CONE

Final Drive Duo-Cone Seal Assembly Information Update {7561} 2009/01/26
SHAFT GP

Main Drive Shaft D250E and D300E Articulated Trucks Power Train
Front Drive Shaft D250E and D300E Articulated Trucks Power Train
Hitch Drive Shaft D250E and D300E Articulated Trucks Power Train
Rear Drive Shaft D250E and D300E Articulated Trucks Power Train
Rear Drive Shaft D250E and D300E Articulated Trucks Power Train

Drive shaft (Transmission Drop Box To Drive Hitch) D250E & D300E ARTICULATED TRUCKS POWER TRAIN
Main Drive Shaft (Torque Converter To Transmission) D250E & D300E ARTICULATED TRUCKS POWER TRAIN
Front Drive Shaft (Transmission To Front Axle) D250E & D300E ARTICULATED TRUCKS POWER TRAIN
Drive Shaft, (Transfer Gear To Mid Bearing) D250E & D300E ARTICULATED TRUCKS POWER TRAIN
Drive Shaft, (Mid Bearing To Rear Axle) D250E & D300E ARTICULATED TRUCKS POWER TRAIN

Dimensions To Produce Drive Shaft Sleeve {3253,3267} 1997/05/12
New Midshaft Bearing Assemblies Now Used To Increase Service Life {7551,3253,4056} 1997/09/01
Supplement To Correct Front Drive Shaft Group Torque {3250} 1998/08/24
Lubrication and Maintenance of Drive Shaft Spiders on Articulated Trucks {3251, 3253} 2001/06/18
Improved Universal Joint Group (Drive Shaft) {3251, 3253} 2001/05/14
Orientation of the Lip Seals in Hitch Drive Shaft Groups {3253} 2002/01/07
New Midshaft Bearing Assemblies Now Used to Increase Service Life {3253} 2003/04/21
TOOLS

Procedure to Salvage the Slots for the Pin and Holes for the Reaction Dowel in Transmission Clutch Plates, Pistons, and Housings{3030, 3050, 3169, 3170, 3190} Procedure to Salvage the Slots for the Pin and Holes for the Reaction Dowel in Transmission Clutch Plates, Pistons, and Housings{3030, 3050, 3169, 3170, 3190}

127-8458 Final Drive Disassembly and Assembly Bench {0374, 0599, 0722, 0727} 127-8458 Final Drive Disassembly and Assembly Bench {0374, 0599, 0722, 0727}
TORQUE CONVERTER GP

Torque Converter and Housing D250E and D300E Articulated Trucks Power Train
Torque Converter D250E and D300E Articulated Trucks Power Train

Torque Converter Pump Drive Gears D250E & D300E ARTICULATED TRUCKS POWER TRAIN
Torque Converter Accessory Drive Gear D250E & D300E ARTICULATED TRUCKS POWER TRAIN
Torque Converter Outlet Relief Valve D250E & D300E ARTICULATED TRUCKS POWER TRAIN
Torque Converter Lock-Up Valve D250E & D300E ARTICULATED TRUCKS POWER TRAIN

Improved Bearing For Torque Converter Drive Gear {3101,7551} 1999/09/06
Assembly Tips for Torque Converter Bearings {3101} 2003/06/30
Recommendations for Rebuilding Torque Converter Freewheel Stators on All Cat Products {3101, 3129} 2013/03/21

Transmission, Torque Converter and Relief Valve Bench Test Procedures Reference Manual Contents{3030, 3101, 3133} Transmission, Torque Converter and Relief Valve Bench Test Procedures Reference Manual Contents{3030, 3101, 3133}
Salvage of Center Bearing in Torque Converter Input Housing{3101, 3127} Salvage of Center Bearing in Torque Converter Input Housing{3101, 3127}
Turbine Wheel for Torque Converters Used with Power Shift Transmissions{3101, 3131} Turbine Wheel for Torque Converters Used with Power Shift Transmissions{3101, 3131}
Repair of Transmission, Torque Converter, and Torque Divider Shafts{3000, 3063, 3100} Repair of Transmission, Torque Converter, and Torque Divider Shafts{3000, 3063, 3100}
Thermal Spray Procedures for Torque Converter Turbine Wheel{0679, 3101, 3131} Thermal Spray Procedures for Torque Converter Turbine Wheel{0679, 3101, 3131}
Thermal Spray Procedures for Torque Converter Impeller{0679, 3101, 3134} Thermal Spray Procedures for Torque Converter Impeller{0679, 3101, 3134}
Thermal Spray Procedures for Transmission, Torque Converter and Torque Divider Shafts{0679, 0719, 3030, 3101, 3125, 3130} Thermal Spray Procedures for Transmission, Torque Converter and Torque Divider Shafts{0679, 0719, 3030, 3101, 3125, 3130}
Thermal Spray Procedures for Torque Converter Carrier - Seal Ring Bore{0679, 3101, 3135} Thermal Spray Procedures for Torque Converter Carrier - Seal Ring Bore{0679, 3101, 3135}
Thermal Spray Procedures for Torque Converter Input Housing{0679, 3101, 3127} Thermal Spray Procedures for Torque Converter Input Housing{0679, 3101, 3127}
Thermal Spray Procedures for Transmission and Torque Converter Yokes{0599, 0679, 3001, 3030, 3101, 3160} Thermal Spray Procedures for Transmission and Torque Converter Yokes{0599, 0679, 3001, 3030, 3101, 3160}
TRANSMISSION GP

Transmission Planetary D250E and D300E Articulated Trucks Power Train
Transmission Mounting D250E and D300E Articulated Trucks Power Train

Transmission Priority Valve D250E & D300E ARTICULATED TRUCKS POWER TRAIN

New Transmission Control Group Improves Operator Comfort {3156} 1997/06/09
New Transmission Control Group Improves Operator Comfort {3065} 1997/08/18

Transmission May Fail To Engage In Gear Transmission May Fail To Engage In Gear
Transmission May Shift Erractically Or Fail To Engage Certain Gears Transmission May Shift Erractically Or Fail To Engage Certain Gears

Transmission Clutch Plates and Disc Assemblies with Cellulose Friction Material{3030, 3155, 3190} Transmission Clutch Plates and Disc Assemblies with Cellulose Friction Material{3030, 3155, 3190}
Transmission Clutch Plates and Disc Assemblies with Sintered Bronze Friction Material{3030, 3155, 3190} Transmission Clutch Plates and Disc Assemblies with Sintered Bronze Friction Material{3030, 3155, 3190}
Transmission Clutch Plates and Disc Assemblies with F37 and F37X Friction Material{3030, 3155, 3190} Transmission Clutch Plates and Disc Assemblies with F37 and F37X Friction Material{3030, 3155, 3190}
Identification and Applications of Transmission Clutch Plates and Specifications to Machine Reaction Faces for Power Shift Transmissions{3054, 3155, 3160, 3190} Identification and Applications of Transmission Clutch Plates and Specifications to Machine Reaction Faces for Power Shift Transmissions{3054, 3155, 3160, 3190}
Transmission Reuse and Salvage Manual Contents{0374, 3030} Transmission Reuse and Salvage Manual Contents{0374, 3030}
Clutch Ring Gears For All Power Shift Transmissions{3030, 3155} Clutch Ring Gears For All Power Shift Transmissions{3030, 3155}
Reuse and Salvage of Transmission Components{3030} Reuse and Salvage of Transmission Components{3030}
Thermal Spray Procedures for Clutch Housing Piston Bore{0679, 3160, 3169} Thermal Spray Procedures for Clutch Housing Piston Bore{0679, 3160, 3169}
Thermal Spray Procedures for Clutch Piston Inside Diameter{0679, 3160, 3170} Thermal Spray Procedures for Clutch Piston Inside Diameter{0679, 3160, 3170}
VALVE GP-PRIORITY

Priority Valve D250E and D300E Articulated Trucks Power Train
VALVE GP-RELIEF
Relief Valve (Torque Converter Outlet) D250E and D300E Articulated Trucks Power Train
Solenoid and Relief Valve (Output Transfer Gears) D250E and D300E Articulated Trucks Power Train
VALVE GP-SELECTOR
Selector and Pressure Control Valve D250E and D300E Articulated Trucks Power Train
WHEEL & FINAL DRIVE GP

Indexing Wheel Bearings are now Available {4051, 4208, 7551} 2000/11/20

PRODUCT SUPPORT PROGRAM FOR INSTALLING NEW WHEEL BEARINGS ON CERTAIN D250E ARTICULATED TRUCKS PRODUCT SUPPORT PROGRAM FOR INSTALLING NEW WHEEL BEARINGS ON CERTAIN D250E ARTICULATED TRUCKS

Thermal Spray Procedures for ADT Hub{0679, 4051} Thermal Spray Procedures for ADT Hub{0679, 4051}
WHEEL GP

Final Drive and Wheel D250E and D300E Articulated Trucks Power Train

Tires &amp; Rims D250E & D300E ARTICULATED TRUCKS POWER TRAIN
Wheels, Bearings &amp; Duo-Cone Seals D250E & D300E ARTICULATED TRUCKS POWER TRAIN

Wheel Bearing Check And Adjustment Maintenance Interval {4208} 1996/08/12
New Thrust Washer In Final Drive And Wheel Group Improves Service Life{4051} 1997/09/08
Supplement To Wheel Bearing Adjustment Procedure {4208,7551} 1998/05/18
Correct Wheel Bearing Adjustment Procedure {4208} 1998/07/27
Bearings Are Available for Wheels in Severe Applications {4051} 2002/11/18
Correction to Disassembly and Assembly , "Wheel Bearings and Duo-Cone Seals - Install" {4051} 2002/11/18
A New Hardened Hub and A New Hardened Adjusting Ring Are Used in Final Drives for Ensuring Wheel Bearing Preload {4051} 2002/11/18
Recommendations for Differences in Tire Sizes {4203} 2007/04/02
DRIVE GP-FINAL

Final Drive Planet Carriers &amp; Ring Gears D250E & D300E ARTICULATED TRUCKS POWER TRAIN
Wheels, Bearings &amp; Duo-Cone Seals D250E & D300E ARTICULATED TRUCKS POWER TRAIN

Supplement To Correct Final Drive Torque Values {4092,4055} 1999/03/15
SERVICE EQUIPMENT AND SUPPLIES
BEARING KITS
New Steel Bearings Available For Front Cylinder Mounts{7551,7201} 1997/09/08
CHARTS & FILMS
Reference Chart For Service Magazine Articles On Improvements To All 3300 Series Engines{0374} 1983/06/06
New Engine Wall Charts Give Maintenance Management Recommendations{0374,0375,7500,7557,7580} 1989/03/06
Service Charts and Decals Available {0374, 0375, 7405, 7557} 2000/03/06
A 3E-6510 Film with White Letters Is Now Available as a Replacement for 9X-1729 Film . {7557} 2000/04/24
Ordering a Replacement Machine Identification Plate {7405, 7557} 2004/03/01
New ROPS Films, FOPS Films and TOPS Films Have Been Designed {7557} 2005/05/23

Updating the Certification Label for China{7557} Updating the Certification Label for China{7557}
GASKET & SEAL KITS

Duo-Cone Seals (Conventional &amp; Inverted) D250E & D300E ARTICULATED TRUCKS POWER TRAIN
Duo-Cone Seals (Conventional &amp; Inverted) D250E & D300E ARTICULATED TRUCKS MACHINE SYSTEMS

Seal Kits for Hydraulic Cylinders {7555} 2000/10/23
The Color of Certain O-Ring Seals Will Change {7555} 2002/12/09
The 1U-8846 Gasket Sealant Is Canceled {7555} 2011/02/02

The Color of Certain O-Ring Seals Is Changing {7555} 2002/12/01
The 1U-8846 Gasket Sealant Is Cancelled {7555} 2010/03/31

Improvements to Caterpillar's Gasket Kits for Engines {7555} 2001/01/01
The Color of Certain O-Ring Seals Is Changing {7555} 2003/01/01
The 1U-8846 Gasket Sealant Is Cancelled {7555} 2010/03/22

Caterpillar O-rings: Measuring Tool, Material Application, and Dash Size Cross Reference{0374, 0599, 0759, 0767, 7555} Caterpillar O-rings: Measuring Tool, Material Application, and Dash Size Cross Reference{0374, 0599, 0759, 0767, 7555}
HARDWARE & SEALANTS

2P8316 Dowel Now Available For Parts Service{0652} 1979/04/30
Clamp Relocation In The Steer Lines Group Improves Service Life Of The 122-2229 Tube Assembly {4304} 1996/12/16

Chart for Heli-Coil Repair{0676} Chart for Heli-Coil Repair{0676}
LITERATURE GP

The Current Special Publication, PECP9067, "One Safe Source" Is Now Available Through The Internet {0374} 2002/05/13
Announcing the Combination of Groups Within the Paper Copies of the Caterpillar Parts Manuals {0374} 2002/06/03
The Contents Of The Service Manuals For All Caterpillar Machines Is Available On The Caterpillar Intranet {1000} 2002/12/02
"Tool and Shop Products Guide" by the Cat Service Technology Group (CSTG) Has Been Replaced by Two New Catalogs {0374} 2006/04/17

The Current Special Publication, PECP9067, "One Safe Source" Is Now Available Through The Internet {0374} 2002/05/01
The Contents Of The Service Manuals For All Commercial Engines Is Available On The Caterpillar Intranet {1000} 2002/12/01

Caterpillar Service Welding Guide{0599, 0677, 0678, 0679} Caterpillar Service Welding Guide{0599, 0677, 0678, 0679}

Contents for Thermal Spray Reference Manual{0374, 0679} Contents for Thermal Spray Reference Manual{0374, 0679}
LUBRICANTS & FLUIDS

New Publication Available-&quot;Diesel Fuels And Your Engine&quot;{0374,0375,0645} 1988/03/21
A New Edition of the Special Publication, SEBD0640, "Oil and Your Engine" is Available {1348} 2001/11/19
Managing Engine Oil Service Levels {1348} 2007/06/18

A New Edition of the Special Publication, SEBD0640, "Oil and Your Engine" is Available {1348} 2001/11/01
MACHINE DELIVERY

The 2U6719 And 129-9631 Shipping Arrangements Supplied With Certain D20D, D250D, D250E, D300D, And D300E Articulated Trucks Require Updating The 2U6719 And 129-9631 Shipping Arrangements Supplied With Certain D20D, D250D, D250E, D300D, And D300E Articulated Trucks Require Updating
MISCELLANEOUS INFORMATION

Three Types Of Maintenance Management Publications Available For Engines{0374} 1986/06/09
New 5P7307 Engine Turning Tool Group Fits All Engines{0611} 1977/02/14
New 8T5261 Bushing Installer And Remover Adapter Tool Available{0600} 1987/03/02
Caution Label Added To 5P4150 Nozzle Testing Group{0651} 1979/07/09
Special Edition Service Magazine Available For E-Series Articulated Trucks {0374} 1998/12/21
Service Procedure Video Available {0374} 1998/12/21
Operators Training Video Available {0374} 1998/12/21
Service Information System Product Structure Link Change for Service Letters that Address Parts Stock Distribution {1000, 7000, 7750} 2001/08/20
Correction to Service Magazine , "Use the Technical Information Feedback Systems" {0374} 2001/12/03

The Product Structure Link In The Service Information System (SIS) Has Been Changed For Service Letters That Address Parts Stock Distribution {1000, 7750} 2001/08/01

The Product Structure Link In The Service Information System (SIS) Has Been Changed For Service Letters That Address Parts Stock Distribution {1000, 7750} 2001/09/01
PARTS STOCK, ORDERING & RETURN

1243588 Rear Suspension Mountings In Parts Stock For Use On D250E &amp; D250D Articulated Trucks Need To Be Modified 1243588 Rear Suspension Mountings In Parts Stock For Use On D250E & D250D Articulated Trucks Need To Be Modified
PM (PREVENTIVE MAINTENANCE) KITS

Use Of Preventive Maintenance Kits{7501} Use Of Preventive Maintenance Kits{7501}
REBUILD & SALVAGE

1U-9600 Welding Group (U.S. and Canada) 1U-9601 Welding Group (All other countries){0599, 0679} 1U-9600 Welding Group (U.S. and Canada) 1U-9601 Welding Group (All other countries){0599, 0679}

Fundamentals of Arc Spray for Reconditioning Components{0679} Fundamentals of Arc Spray for Reconditioning Components{0679}
TOOLS

Use 6V4089 Reamer Assembly To Clean Nozzle Bores{0622} 1981/04/27
New Engine Testing And Adjusting Tools Give More Accuracy And Longer Service Life{0651} 1982/02/01
Dial Bore Gauge And Size Setting Fixture Available{0653} 1982/09/20
Use Gas Detector Tubes That Have Expired Dates To &quot;Break In&quot; The Combustion Chambers For The Fuel Sulphur Analyzer Group{0651} 1986/11/10
Assembly Procedure For The 5P4721 Tube (Part Of The 5P4149 Conversion Group And 5P4150 Nozzle Testing Group){0650} 1977/10/24
New Hydraulic Wrenches and Pumps {0602, 0615} 2000/06/05
Cat Service Tools Releases New Hose Cutting Machine {0678, 0684} 2004/03/29
New Pry Bars Have Striking Caps on Handles {0607} 2004/04/01
Twist Impact Sockets Grip Fasteners as Torque is Applied {0601} 2004/03/29
249-2813 Water Filter Gp is Available for Shop Applications that Require Water Filtration {0699} 2004/07/05
210-6990 Pressure Gauge (LCD Display, 0 to 500-PSI) Is Available for Use by Technicians {0770} 2004/07/01
Lockout Valves Shut Off Air Supply in the Service Shop {0699} 2005/04/25
Disposable Dessicant Filter is Now Available {0618, 0646} 2006/02/13
Slide Sledge Heavy Equipment Repair Tools Are Now Available {0599, 0644} 2006/04/17
Use Only Cleaning Agents that are Water Based with the 212-1503 Parts Washer Kit {0680} 2006/10/02
Increased Support for Repair Parts is Available for Products that are sold by Dealer Service Tools from Advanced Technology Services {0599} 2008/04/14
Component Cleaners That Contain Trichloroethylene (TCE) Must Not Be Used On Electrical Connectors {0709} 2010/02/22

6V2150 Starting And Charging Analyzer Operating InstructionsFor More Information See Special Instruction SEHS7768{1406, 7569} 6V2150 Starting And Charging Analyzer Operating InstructionsFor More Information See Special Instruction SEHS7768{1406, 7569}
Use of 6V7020 Nozzle Puller Group{0621} Use of 6V7020 Nozzle Puller Group{0621}
Using the 1U6602 Photo-Tach Group{0775} Using the 1U6602 Photo-Tach Group{0775}
Using The 6V7899 Size Setting Fixture Group{651} Using The 6V7899 Size Setting Fixture Group{651}

PRODUCT IMPROVEMENT PROGRAM FOR REMOVING CERTAIN 1U-9199, 1U-9200, AND 1U-9204 LEVER PULLERS FROM USE AND DEALER PARTS STOCK PRODUCT IMPROVEMENT PROGRAM FOR REMOVING CERTAIN 1U-9199, 1U-9200, AND 1U-9204 LEVER PULLERS FROM USE AND DEALER PARTS STOCK

Instructions for 1U9801 Ultrasonic Wear Indicator Program Module Replacement{0767} Instructions for 1U9801 Ultrasonic Wear Indicator Program Module Replacement{0767}
138-7573, 138-7574, 138-7575, 138-7576, 241-3790, and 241-3792 Link Bracket Assemblies{0632, 7063, 7063} 138-7573, 138-7574, 138-7575, 138-7576, 241-3790, and 241-3792 Link Bracket Assemblies{0632, 7063, 7063}
Compact DPF Cleaner{0599, 0701, 0702, 108F} Compact DPF Cleaner{0599, 0701, 0702, 108F}
Assembly of 175-5507 and 361-3889 Nitrogen Charging Groups and 175-7410 Auxiliary Fitting Group{0647, 7200} Assembly of 175-5507 and 361-3889 Nitrogen Charging Groups and 175-7410 Auxiliary Fitting Group{0647, 7200}
415-4055 Ultrasonic Wear Indicator IV Group{0787, 7000} 415-4055 Ultrasonic Wear Indicator IV Group{0787, 7000}

Procedure for Adding Filtration Capability to Solvent Stands{0680} Procedure for Adding Filtration Capability to Solvent Stands{0680}
WARRANTY

Provide Proper Documentation of Returned Parts within the Warranty Claim {1000} 2004/05/10
PROTECTION GP
An Improved Corporate Padlock Is Available {7430} 2004/03/22
New Packaging for Caterpillar Electronic Control Modules (ECM) {1901} 2007/08/13
KIT-REBUILD
Precious Metals Engine Rebuild Kits Are Available for 3306 Machine Engines {1000} 2012/07/02

1U-8846 Gasket Sealant Has Been Removed From 3N-5904 Gear Seal Kit {1000, 7000} 1U-8846 Gasket Sealant Has Been Removed From 3N-5904 Gear Seal Kit {1000, 7000}
Bronze 393-3585 Engine Overhaul Kits for 3306 Machine Engines{1000} Bronze 393-3585 Engine Overhaul Kits for 3306 Machine Engines{1000}
STEERING SYSTEM
LINES GP

Ball Resolver Valve D250E & D300E ARTICULATED TRUCKS MACHINE SYSTEMS
PUMP GP-METERING
Hand Metering Pump D250E & D300E ARTICULATED TRUCKS MACHINE SYSTEMS
STEERING COLUMN GP

Procedure to Apply Dielectric Grease to the Horn (Cruise Control) Contact Ring{4310} Procedure to Apply Dielectric Grease to the Horn (Cruise Control) Contact Ring{4310}
STEERING GP

Secondary Steering Pump Drive D250E & D300E ARTICULATED TRUCKS POWER TRAIN
VALVE GP

Steering Control Valve D250E and D300E Articulated Trucks Steering, Suspension, and Body Hoist Hydraulic Systems
Selector Valve (Steering) D250E and D300E Articulated Trucks Steering, Suspension, and Body Hoist Hydraulic Systems
Secondary Steering Valve D250E and D300E Articulated Trucks Steering, Suspension, and Body Hoist Hydraulic Systems

Anticavitation Valve D250E & D300E ARTICULATED TRUCKS MACHINE SYSTEMS

Orifices Available to Adjust Steering Times{4307} 1996/09/23
CYLINDER GP

Steering Cylinder D250E and D300E Articulated Trucks Steering, Suspension, and Body Hoist Hydraulic Systems
Steering Cylinder D250E and D300E Articulated Trucks Steering, Suspension, and Body Hoist Hydraulic Systems
Steering Cylinder D250E and D300E Articulated Trucks Steering, Suspension, and Body Hoist Hydraulic Systems

Steering Cylinder D250E & D300E ARTICULATED TRUCKS MACHINE SYSTEMS
PUMP GP

Metering Pump (Steering) D250E and D300E Articulated Trucks Steering, Suspension, and Body Hoist Hydraulic Systems
Pressure and Flow Compensator Valve (Secondary Steering) D250E and D300E Articulated Trucks Steering, Suspension, and Body Hoist Hydraulic Systems
Piston Pump (Secondary Steering) D250E and D300E Articulated Trucks Steering, Suspension, and Body Hoist Hydraulic Systems
SUSPENSION SYSTEM
ACCUMULATOR GP
Suspension Accumulator D250E and D300E Articulated Trucks Steering, Suspension, and Body Hoist Hydraulic Systems
Suspension Accumulator D250E and D300E Articulated Trucks Steering, Suspension, and Body Hoist Hydraulic Systems

New Front Suspension Accumulator Charge Valve And Cover Guard Improve Service Life {5081,7182} 1997/02/03
New Front Suspension Cylinder{7201,5077,7218} 1998/03/09
New Procedure Improves Quality Of Ride And Ease Of Service {5077,5081,7200} 1998/06/29
Corrections to Accumulator Precharge Pressure{5077} 1998/07/06
Incorrect psi Conversion Of Accumulator Precharge Pressure {5077} 1999/05/10

131-2946 Charge Valves Need To Be Removed From Dealer Parts Stock 131-2946 Charge Valves Need To Be Removed From Dealer Parts Stock
FRAME GP-SUSPENSION

Rear Suspension Equalizing Frame D250E & D300E ARTICULATED TRUCKS MACHINE SYSTEMS

New Suspension Frame Group Now Used To Prevent Cracking {7216,7203} 1996/11/04
New 175-3587 Bushing is now Installed on the Equalizing Arm for the Rear Suspension {7203, 7203} 2000/05/08
Special Instruction, REHS0888 , "Salvage Procedure for the Bores for the Front Suspension Mounting Pin in the Front Frame" is now Available {7050, 7200} 2001/01/29

New Suspension Mounts Need To Be Installed On Certain D250E And D300E Articulated Trucks New Suspension Mounts Need To Be Installed On Certain D250E And D300E Articulated Trucks
LINES GP-SUSPENSION

New Procedure For Purging Front Suspension And For Setting Ride Height{7200,7201,7218} 1998/10/12
Replacement Flow Control Valve is Available {7218} 2013/02/14
MISCELLANEOUS INFORMATION
Wear Limits for the Mounts for the Rear Suspension {7203, 7207} 2002/06/03
SUSPENSION GP
Rings Can Be Installed In The Rear Suspension Group To Improve Bushing Service Life {7217} 1997/02/17
New Wiper Seals Increase Service Life Of Front Suspension Cylinders {7201} 1997/12/01
Installation Procedure for the Conical Bushing in The Equalizer Arms for the Suspension on the Rear Frame {7203, 7207} 2001/04/02
Wear Limits for the Mounts for the Rear Suspension {7203, 7207} 2001/07/23
Wear Limits for the Mounts for the Rear Suspension {7203, 7207} 2006/02/20
New Mounts for the Rear Suspension Are Available {7203, 7207} 2004/11/08

Product Support Program For Repairing Front Suspension Cylinder Leaks On Certain D250E And D300E Articulated Trucks Product Support Program For Repairing Front Suspension Cylinder Leaks On Certain D250E And D300E Articulated Trucks

Wear Limits For The Mounts For The Rear Suspension Wear Limits For The Mounts For The Rear Suspension
VALVE GP

An Improved Suspension Control Valve Increases Ease Of Operation{7214} 1996/11/18
CYLINDER GP

Suspension Cylinder (Front) D250E and D300E Articulated Trucks Steering, Suspension, and Body Hoist Hydraulic Systems
Suspension Cylinder (Front) D250E and D300E Articulated Trucks Steering, Suspension, and Body Hoist Hydraulic Systems
Suspension Cylinder (Front) D250E and D300E Articulated Trucks Steering, Suspension, and Body Hoist Hydraulic Systems

Front Suspension Cylinder D250E & D300E ARTICULATED TRUCKS MACHINE SYSTEMS

Improved Suspension Cylinder Spherical Ball Joint Bearing Gives Longer Service Life {7201} 1995/07/03
New Suspension Cylinder Protection Improves Service Life Of Cylinder Rod Wiper Seal{7213} 1995/12/18
UNDERCARRIAGE
IDLER GP
Instructions for Filling the Oil of Nexus and Classic Carrier Roller and Idler {4154, 4159} 2004/08/16

Installation of Conventional Duo-Cone Seals{7561} Installation of Conventional Duo-Cone Seals{7561}
Installation of Inverted Duo-Cone Seals{7561} Installation of Inverted Duo-Cone Seals{7561}

Idler/Roller Assembly Machine{0374, 0599, 0729, 4159, 4180} Idler/Roller Assembly Machine{0374, 0599, 0729, 4159, 4180}
TRACK GP
168-7720 Ultrasonic Wear Indicator III Group{0374, 0599, 0729, 0787} 168-7720 Ultrasonic Wear Indicator III Group{0374, 0599, 0729, 0787}
WORK TOOLS
BUCKET GP
Using the 149-0173 Choker-Style Fabric Basket to Install and Remove Bucket Teeth{0374, 0599, 0751, 6700, 6800} Using the 149-0173 Choker-Style Fabric Basket to Install and Remove Bucket Teeth{0374, 0599, 0751, 6700, 6800}
GROUND ENGAGING TOOLS (G.E.T.)

Installation and Removal Of The Mechanically Attached Wear Plate System Installation and Removal Of The Mechanically Attached Wear Plate System
398-6784 Recommended J Series Two Strap Adapter Welding Sequence{0679, 6800, 6801, 6802, 6803, 6805} 398-6784 Recommended J Series Two Strap Adapter Welding Sequence{0679, 6800, 6801, 6802, 6803, 6805}
398-6786 Recommended J Series Flush Mount/Abrasion Adapter Welding Sequence{0679, 6800, 6801, 6802, 6803, 6805} 398-6786 Recommended J Series Flush Mount/Abrasion Adapter Welding Sequence{0679, 6800, 6801, 6802, 6803, 6805}
256-2928 Recommended K Series Two Strap Adapter Welding Sequence{0679, 6800, 6801, 6802, 6803, 6805} 256-2928 Recommended K Series Two Strap Adapter Welding Sequence{0679, 6800, 6801, 6802, 6803, 6805}
256-2930 Recommended K Series Flush Mount/Abrasion Adapter Welding Sequence{0679, 6800, 6801, 6802, 6803, 6805} 256-2930 Recommended K Series Flush Mount/Abrasion Adapter Welding Sequence{0679, 6800, 6801, 6802, 6803, 6805}

Using 149-0174 Non-Choker Style Fabric Baskets to Install or Remove Bucket or Blade Cutting Edges{0374, 0599, 0632, 0700, 0751, 6800} Using 149-0174 Non-Choker Style Fabric Baskets to Install or Remove Bucket or Blade Cutting Edges{0374, 0599, 0632, 0700, 0751, 6800}





Truck sale:
1998 CAT D250E USD $28,000 
1997 CAT D250E USD $46,500 
1996 CAT D250E USD $39,500 
1996 CAT D250E USD $37,350 

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