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D20D ARTICULATED TRUCK 9MG



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AIR INLET AND EXHAUST SYSTEM
AFTERCOOLER GP

Aftercooler 3114, 3116 and 3126 Engines for Caterpillar Built Machines

Aftercooler - Remove 446 and 446B Backhoe Loaders, Lexion 450 Combine, 3114 and 3116 Engines, IT18F Integrated Toolcarrier, D6M Track-Type Tractor and 928F, 950F and 950G Wheel Loaders
Aftercooler - Install 446 and 446B Backhoe Loaders, Lexion 450 Combine, 3114 and 3116 Engines, IT18F Integrated Toolcarrier, D6M Track-Type Tractor and 928F, 950F and 950G Wheel Loaders

Field Repair Of Cooler Cores Made Of Aluminium{1063,1374,1375} 1977/09/05
AIR CLEANER GP

Precleaner Assembly SUPPLEMENT FOR 3116 ENGINE D20D AND D250D ARTICULATED DUMP T
Air Cleaner SUPPLEMENT FOR 3116 ENGINE D20D AND D250D ARTICULATED DUMP T

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
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

Muffler SUPPLEMENT FOR 3116 ENGINE D20D AND D250D ARTICULATED DUMP T
Exhaust Manifold - Remove and Install 446 and 446B Backhoe Loaders, Lexion 450 Combine, 3114 and 3116 Engines, IT18F Integrated Toolcarrier, D6M Track-Type Tractor and 928F, 950F and 950G Wheel Loaders

New 6V7059 Micrometer Measures Liner Top Flange And Valve Lip {0653,1216,1105} 1982/11/29
New Muffler Clamp Improves Joint Seal{1061} 1993/06/28
New Muffler Clamps Used{1061,1062} 1993/07/19
Procedure to Prevent Indexing of the Clamp on the Heated Body Exhaust Arrangement {1061, 7258} 2000/11/06
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

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}

Exhaust Pipe Guarding Needs To Be Installed On Certain D20D And D250D Articulated Trucks Exhaust Pipe Guarding Needs To Be Installed On Certain D20D And D250D Articulated Trucks

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}
INLET GP-AIR

Dealer Installed Air Inlet Heater Starting Aid Available{1058} 1993/09/27
LINES GP-AIR

Exhaust Elbow 3114, 3116 and 3126 Engines for Caterpillar Built Machines
MANIFOLD GP-EXHAUST
Exhaust Manifold 3114, 3116 and 3126 Engines for Caterpillar Built Machines

Exhaust Temperature - Test 3114 , 3116 and 3126 Engines for Caterpillar Built Machines

New Exhaust Manifold Gasket And Locks Used In Exhaust Manifold Groups{1059} 1990/11/05
New Exhaust Manifold Gasket Available{1059} 1995/01/16
MANIFOLD GP-INLET

Inlet Manifold Pressure - Test 3114 , 3116 and 3126 Engines for Caterpillar Built Machines

Inlet Manifold - Remove 446 and 446B Backhoe Loaders, Lexion 450 Combine, 3114 and 3116 Engines, IT18F Integrated Toolcarrier, D6M Track-Type Tractor and 928F, 950F and 950G Wheel Loaders
Inlet Manifold - Install 446 and 446B Backhoe Loaders, Lexion 450 Combine, 3114 and 3116 Engines, IT18F Integrated Toolcarrier, D6M Track-Type Tractor and 928F, 950F and 950G Wheel Loaders

Dealer Installed Air Inlet Heater Starting Aid Available {1058} 1995/11/06
MISCELLANEOUS INFORMATION
Caterpillar Recommends Against The Use Of Alcohol Mist Injection Systems{1050,1250} 1982/06/28
Use Care When Handling Turbocharger Compressor Wheels{1052,1077} 1985/12/16
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
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
Turbocharger Bearings Are Now Available In More Different Sizes For Better Turbocharger Reconditioning{1053} 1979/08/20
Only One Dowel Pin Is Now Used To Hold The Thrust Bearing In The Correct Position{1053,1052} 1979/09/03
General Information -- Diesel Fuels In Cold Temperature Operation{1280} 1979/12/17
Compressor Nut Torque For Schwitzer Turbochargers{1052} 1993/07/26
TURBOCHARGER GP

Turbocharger 3114, 3116 and 3126 Engines for Caterpillar Built Machines

Turbocharger - Inspect 3114 , 3116 and 3126 Engines for Caterpillar Built Machines

Turbocharger SUPPLEMENT FOR 3116 ENGINE D20D AND D250D ARTICULATED DUMP T
Turbocharger - Install 446 and 446B Backhoe Loaders, Lexion 450 Combine, 3114 and 3116 Engines, IT18F Integrated Toolcarrier, D6M Track-Type Tractor and 928F, 950F and 950G Wheel Loaders
Turbocharger - Remove 446 and 446B Backhoe Loaders, Lexion 450 Combine, 3114 and 3116 Engines, IT18F Integrated Toolcarrier, D6M Track-Type Tractor and 928F, 950F and 950G Wheel Loaders

Determining The Cause Of Glow Plug Tip Failures{1053,1105,1412} 1986/06/02
Improved Seal Rings For Turbine End Of Turbochargers{1052} 1978/07/03
Salvage Of Turbocharger Compressor Housing During Reconditioning{1052} 1978/10/09
Use Of 9S3265 Retaining Compound On Schwitzer Turbocharger Compressor Wheel Retainer Nuts{1052,1053} 1979/06/25
6V2055 High Vacuum Grease Gives Better Oil Seal {1052,1053,1077,0682} 1979/09/10
Different Thrust Bearing And Thrust Rings Now Used In Turbochargers{1052,1053} 1979/10/22
New Turbocharger Cartridge Repair Kit Is Available{1053,1052,1050} 1993/12/20
A Revised Special Instruction Provides Information on Service Replacement of the Turbocharger (for Turbocharged Engines Only) {1052} 2003/02/24
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} 2009/01/26
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
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}
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}
Proper Remanufactured Turbocharger Housing Adjustment and Alignment for Caterpillar Engines{1052, 1053} Proper Remanufactured Turbocharger Housing Adjustment and Alignment for Caterpillar Engines{1052, 1053}
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
ADAPTER GP-ENGINE TO XMSN

Engine to Transmission Adapter 3114, 3116 and 3126 Engines for Caterpillar Built Machines
AIR COMPRESSOR GP

Air Compressor Drive Gear - Remove and Install 446 and 446B Backhoe Loaders, Lexion 450 Combine, 3114 and 3116 Engines, IT18F Integrated Toolcarrier, D6M Track-Type Tractor and 928F, 950F and 950G Wheel Loaders
Air Compressor - Remove and Install 446 and 446B Backhoe Loaders, Lexion 450 Combine, 3114 and 3116 Engines, IT18F Integrated Toolcarrier, D6M Track-Type Tractor and 928F, 950F and 950G Wheel Loaders

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
Repair Guidelines for Air Compressors {1803} 2003/08/25
A New Diagnostic Kit for the Evaluation of Air Compressor Operation is Introduced {1803} 2004/11/15
A New Governor Valve Is Available for the Air Compressor {1803} 2004/09/20

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

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

Balancer Group - 3114 Engine Only 3114, 3116 and 3126 Engines for Caterpillar Built Machines

Engine Balancer Shaft - Remove and Install 446 and 446B Backhoe Loaders, Lexion 450 Combine, 3114 and 3116 Engines, IT18F Integrated Toolcarrier, D6M Track-Type Tractor and 928F, 950F and 950G Wheel Loaders
BELT TIGHTENER GP

Belt Tension Chart 3114, 3116 and 3126 Engines for Caterpillar Built Machines
Belt Tensioner 3114, 3116 and 3126 Engines for Caterpillar Built Machines
Belt Tensioner 3114, 3116 and 3126 Engines for Caterpillar Built Machines

V-Belts SUPPLEMENT FOR 3116 ENGINE D20D AND D250D ARTICULATED DUMP T
Belt Tensioner - Remove and Install 446 and 446B Backhoe Loaders, Lexion 450 Combine, 3114 and 3116 Engines, IT18F Integrated Toolcarrier, D6M Track-Type Tractor and 928F, 950F and 950G Wheel Loaders
Belt Tightener - Remove 446 and 446B Backhoe Loaders, Lexion 450 Combine, 3114 and 3116 Engines, IT18F Integrated Toolcarrier, D6M Track-Type Tractor and 928F, 950F and 950G Wheel Loaders
Belt Tightener - Install 446 and 446B Backhoe Loaders, Lexion 450 Combine, 3114 and 3116 Engines, IT18F Integrated Toolcarrier, D6M Track-Type Tractor and 928F, 950F and 950G Wheel Loaders
CAMSHAFT GP

Camshaft 3114, 3116 and 3126 Engines for Caterpillar Built Machines

Excessive Bearing Wear - Inspect 3114 , 3116 and 3126 Engines for Caterpillar Built Machines

Camshaft Bearings - Remove and Install 446 and 446B Backhoe Loaders, Lexion 450 Combine, 3114 and 3116 Engines, IT18F Integrated Toolcarrier, D6M Track-Type Tractor and 928F, 950F and 950G Wheel Loaders
Camshaft Gear - Remove and Install 446 and 446B Backhoe Loaders, Lexion 450 Combine, 3114 and 3116 Engines, IT18F Integrated Toolcarrier, D6M Track-Type Tractor and 928F, 950F and 950G Wheel Loaders
Camshaft - Remove 446 and 446B Backhoe Loaders, Lexion 450 Combine, 3114 and 3116 Engines, IT18F Integrated Toolcarrier, D6M Track-Type Tractor and 928F, 950F and 950G Wheel Loaders
Camshaft - Install 446 and 446B Backhoe Loaders, Lexion 450 Combine, 3114 and 3116 Engines, IT18F Integrated Toolcarrier, D6M Track-Type Tractor and 928F, 950F and 950G Wheel Loaders

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 Engine Lifter Arm Assembly With Crowned Roller Used In Lifter Groups {1209} 1998/05/11
Spacer Installation is Now Recommended for Improved Oil Control on 3100 Camshaft Housing Covers {1210} 2003/01/06

Visual Inspection of Camshaft Roller Followers{1102, 1123, 1209} Visual Inspection of Camshaft Roller Followers{1102, 1123, 1209}
CARRIER GP-SEAL

Crankshaft Rear Seal Carrier - Remove and Install 446 and 446B Backhoe Loaders, Lexion 450 Combine, 3114 and 3116 Engines, IT18F Integrated Toolcarrier, D6M Track-Type Tractor and 928F, 950F and 950G Wheel Loaders

New Design of Cylinder Block and Main Bearings {1201,1203,1224} 1999/05/17
CRANKSHAFT GP

Crankshaft 3114, 3116 and 3126 Engines for Caterpillar Built Machines
Crankshaft Seals 3114, 3116 and 3126 Engines for Caterpillar Built Machines
Connecting Rod Bearing Journal 3114, 3116 and 3126 Engines for Caterpillar Built Machines
Main Bearing Journal 3114, 3116 and 3126 Engines for Caterpillar Built Machines

Main Bearings - Inspect 3114 , 3116 and 3126 Engines for Caterpillar Built Machines

Damper, Pulley & Crankshaft Front Seal SUPPLEMENT FOR 3116 ENGINE D20D AND D250D ARTICULATED DUMP T
Bearing Clearance - Check 446 and 446B Backhoe Loaders, Lexion 450 Combine, 3114 and 3116 Engines, IT18F Integrated Toolcarrier, D6M Track-Type Tractor and 928F, 950F and 950G Wheel Loaders
Crankshaft Front Seal - Remove 446 and 446B Backhoe Loaders, Lexion 450 Combine, 3114 and 3116 Engines, IT18F Integrated Toolcarrier, D6M Track-Type Tractor and 928F, 950F and 950G Wheel Loaders
Crankshaft Front Seal - Install 446 and 446B Backhoe Loaders, Lexion 450 Combine, 3114 and 3116 Engines, IT18F Integrated Toolcarrier, D6M Track-Type Tractor and 928F, 950F and 950G Wheel Loaders
Crankshaft Rear Seal - Remove 446 and 446B Backhoe Loaders, Lexion 450 Combine, 3114 and 3116 Engines, IT18F Integrated Toolcarrier, D6M Track-Type Tractor and 928F, 950F and 950G Wheel Loaders
Crankshaft Rear Seal - Install 446 and 446B Backhoe Loaders, Lexion 450 Combine, 3114 and 3116 Engines, IT18F Integrated Toolcarrier, D6M Track-Type Tractor and 928F, 950F and 950G Wheel Loaders
Crankshaft Wear Sleeve (Rear) - Install 446 and 446B Backhoe Loaders, Lexion 450 Combine, 3114 and 3116 Engines, IT18F Integrated Toolcarrier, D6M Track-Type Tractor and 928F, 950F and 950G Wheel Loaders
Crankshaft Wear Sleeve (Rear) - Remove - If Equipped 446 and 446B Backhoe Loaders, Lexion 450 Combine, 3114 and 3116 Engines, IT18F Integrated Toolcarrier, D6M Track-Type Tractor and 928F, 950F and 950G Wheel Loaders
Crankshaft - Remove 446 and 446B Backhoe Loaders, Lexion 450 Combine, 3114 and 3116 Engines, IT18F Integrated Toolcarrier, D6M Track-Type Tractor and 928F, 950F and 950G Wheel Loaders
Crankshaft Main Bearings - Remove 446 and 446B Backhoe Loaders, Lexion 450 Combine, 3114 and 3116 Engines, IT18F Integrated Toolcarrier, D6M Track-Type Tractor and 928F, 950F and 950G Wheel Loaders
Crankshaft - Install 446 and 446B Backhoe Loaders, Lexion 450 Combine, 3114 and 3116 Engines, IT18F Integrated Toolcarrier, D6M Track-Type Tractor and 928F, 950F and 950G Wheel Loaders
Crankshaft Gear - Remove and Install 446 and 446B Backhoe Loaders, Lexion 450 Combine, 3114 and 3116 Engines, IT18F Integrated Toolcarrier, D6M Track-Type Tractor and 928F, 950F and 950G Wheel Loaders
Crankshaft Main Bearings - Install 446 and 446B Backhoe Loaders, Lexion 450 Combine, 3114 and 3116 Engines, IT18F Integrated Toolcarrier, D6M Track-Type Tractor and 928F, 950F and 950G Wheel Loaders

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
Bearing Failures On Engines Due To Lack Of Lubrication{1230,1219,1203,1202} 1986/09/08
Crankshaft Support Groups Are Available To Measure Bent Crankshafts{0653,1202} 1977/11/07
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
New Centering Rings For Oversized Main Bearings{0665,1230} 1979/06/04
Different Thread Lubricant Can Be Used On Connecting Rod, Main Bearing Cap And Counterweight Bolts{1203,1225,1231} 1989/11/06
New Rear Crankshaft Seal Groups Available{1161} 1994/10/17
Improved 1U-7430 Front Crankshaft Seal Installer Available{1160} 1995/08/07
Rotate Crankshaft On 3114, 3116 And 3126 Engines Using 9U-6943 Gear Shaft Housing Assembly Or 9U-7336 Gear Shaft Housing Assembly {1202,0701} 1996/12/09
New Main Bearing Material{1203} 1999/05/24
Use the 171-7212 Wear Sleeve to Repair the Crankshaft Hub {1160} 2013/04/22
There Is a New Maximum Temperature for 2W-8147 Gear {1204} 2003/08/04
40 Power Microscope is Available for Inspecting Bearing Journals on Crankshafts {0777, 1202} 2006/01/16

Using the 1U-7598 Seal Installation Group To Install 115-4109 (Dry) and 115-4120 (Wet) Crankshaft Seals{1160, 1161} Using the 1U-7598 Seal Installation Group To Install 115-4109 (Dry) and 115-4120 (Wet) Crankshaft Seals{1160, 1161}
115-4109 (Dry) and 115-4120 (Wet) Crankshaft Seals{1160, 1161} 115-4109 (Dry) and 115-4120 (Wet) Crankshaft Seals{1160, 1161}
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}
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}

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}
CYLINDER BLOCK GP

Cylinder Block 3114, 3116 and 3126 Engines for Caterpillar Built Machines
Piston Cooling Jet 3114, 3116 and 3126 Engines for Caterpillar Built Machines
Cylinder Block Cover Group 3114, 3116 and 3126 Engines for Caterpillar Built Machines

Cylinder Block - Inspect 3114 , 3116 and 3126 Engines for Caterpillar Built Machines

Piston Cooling Jets - Remove and Install 446 and 446B Backhoe Loaders, Lexion 450 Combine, 3114 and 3116 Engines, IT18F Integrated Toolcarrier, D6M Track-Type Tractor and 928F, 950F and 950G Wheel Loaders

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
Additional Guidelines For Using The 8T2700 Blowby/Air Flow Indicator Group {0781,1200,1350} 1987/07/20
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
Recommendation For Use Of A FLEX-HONE On 1100, 3100 and 3200 Series Engines {1201} 1979/09/10
Fuel Sulfur-Your Diesel's Silent Enemy{0375,1280} 1979/12/17
Use Of 4C-4377 Stress Plate Group In 3114 And 3116 Cylinder Block Reconditioning{0672,0673,1201} 1994/09/05
Lubricant Used On Cylinder Head Bolts Changed{1100} 1996/02/05
New Engine Cylinder Head Injector Sleeve Used In Both Mechanical Unit Injection (MUI) And Hydraulic Electronic Unit Injection (HEUI) Engines{1125} 1996/02/26
Cylinder Sleeve Available For Reconditioning Cylinder Blocks {1222} 1997/12/22
Correction To SEBP8506-03 Parts Manual (GAH){1201} 1998/11/02
Correction to Guideline for Reusable Parts and Salvage Operations, SEBF8192-02 {1201} 2000/01/31

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}
Use Of 5P8709 Tool Group For Alignment Of Piston Cooling Jets{1331} Use Of 5P8709 Tool Group For Alignment Of Piston Cooling Jets{1331}
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 7C-6208 Cylinder Sleeve {1222} Installation of 7C-6208 Cylinder Sleeve {1222}
Usage of Cylinder Head Gaskets{1124} Usage of Cylinder Head Gaskets{1124}
Determining the Correct Part Numbers for Main Bearings and Cylinder Head Gaskets{1124, 1201, 1203} Determining the Correct Part Numbers for Main Bearings and Cylinder Head Gaskets{1124, 1201, 1203}

Blowby Values On 3114/3116/3126 Gosselies Built Vehicle Application Engines Blowby Values On 3114/3116/3126 Gosselies Built Vehicle Application Engines

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}

3116 Block Head Bolt Hole Salvage Guide{0676, 1100, 1201} 3116 Block Head Bolt Hole Salvage Guide{0676, 1100, 1201}
Specifications and Salvage for Cylinder Blocks on 3114, 3116, 3126 and 3126B Engines{1201} Specifications and Salvage for Cylinder Blocks on 3114, 3116, 3126 and 3126B Engines{1201}
CYLINDER HEAD GP

Cylinder Head Valves 3114, 3116 and 3126 Engines for Caterpillar Built Machines
Cylinder Head 3114, 3116 and 3126 Engines for Caterpillar Built Machines

Engine Valve Lash - Inspect/Adjust 3114 , 3116 and 3126 Engines for Caterpillar Built Machines

Cylinder Head - Remove 446 and 446B Backhoe Loaders, Lexion 450 Combine, 3114 and 3116 Engines, IT18F Integrated Toolcarrier, D6M Track-Type Tractor and 928F, 950F and 950G Wheel Loaders
Cylinder Head - Install 446 and 446B Backhoe Loaders, Lexion 450 Combine, 3114 and 3116 Engines, IT18F Integrated Toolcarrier, D6M Track-Type Tractor and 928F, 950F and 950G Wheel Loaders
Inlet and Exhaust Valves - Remove and Install 446 and 446B Backhoe Loaders, Lexion 450 Combine, 3114 and 3116 Engines, IT18F Integrated Toolcarrier, D6M Track-Type Tractor and 928F, 950F and 950G Wheel Loaders
Unit Injector Sleeve - Install 446 and 446B Backhoe Loaders, Lexion 450 Combine, 3114 and 3116 Engines, IT18F Integrated Toolcarrier, D6M Track-Type Tractor and 928F, 950F and 950G Wheel Loaders
Unit Injector Sleeve - Remove 446 and 446B Backhoe Loaders, Lexion 450 Combine, 3114 and 3116 Engines, IT18F Integrated Toolcarrier, D6M Track-Type Tractor and 928F, 950F and 950G Wheel Loaders
Inlet and Exhaust Valve Seat Inserts - Remove and Install 446 and 446B Backhoe Loaders, Lexion 450 Combine, 3114 and 3116 Engines, IT18F Integrated Toolcarrier, D6M Track-Type Tractor and 928F, 950F and 950G Wheel Loaders
Inlet and Exhaust Valve Guides - Remove and Install 446 and 446B Backhoe Loaders, Lexion 450 Combine, 3114 and 3116 Engines, IT18F Integrated Toolcarrier, D6M Track-Type Tractor and 928F, 950F and 950G Wheel Loaders

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
Valve Lash Adjustment Not A Warranty Item {1102,1105} 1985/01/14
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
A New Method To Clean And Polish Engine Valve Stems{0674,1105} 1979/05/28
New Valve Stem Seal Used On Inlet Valves And Added To Exhaust Valves {1105,1108} 1989/05/15
New Exhaust Valves Are Used In Caterpillar Remanufactured Cylinder Heads{1105,1101} 1990/10/08
New Valve Cover Gasket Used {1107} 1994/01/17
New Valve Cover Gasket{1107} 1996/01/22
Fuel Injector Sleeve Replacement Tooling{0703,1125} 1996/02/05
128-3102 Tap Assembly And 128-3104 Stud Puller To Remove Injector Sleeves With Oversized Lower Bore {1125} 1997/01/27
Cylinder Head Stress Plate Used During Cylinder Bore Honing And Measurement {1223} 1997/01/27
Use 131-8362 Reamer Head For Reaming Seat In Injector Sleeves {1125,0703} 1999/08/17
Correction to Service Magazine, SEPD0533 , "A New Inlet Valve is Released for use in 3116 and in 3126 Machine Engines with Two Valve Configuration" {1105} 2000/06/19
Caterpillar Warranty Claims on Cylinder Head Valves {1105} 2005/10/03
Correct Procedures for Installing, Reaming and Coining Copper Sleeves {1100, 1101, 1713} 2008/04/07
A New Cylinder Head Gasket is Now Used {1100, 1124} 2008/12/29

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}

Correct Machining Of The 130-9004 Intake Valve Seat Insert Correct Machining Of The 130-9004 Intake Valve Seat Insert

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}
Using the 9U-5383 Vacuum Tester {0774, 0781, 1000, 1100} Using the 9U-5383 Vacuum Tester {0774, 0781, 1000, 1100}
Cylinder Head Assembly Specifications for 3114, 3116, and 3126 Engines{1100} Cylinder Head Assembly Specifications for 3114, 3116, and 3126 Engines{1100}
Thermal Spray Procedures for Cylinder Head{0679, 1100, 1101} Thermal Spray Procedures for Cylinder Head{0679, 1100, 1101}
DAMPER GP

Vibration Damper and Pulley 3114, 3116 and 3126 Engines for Caterpillar Built Machines

Vibration Damper - Check 3114 , 3116 and 3126 Engines for Caterpillar Built Machines

Vibration Damper and Pulley - Remove and Install 446 and 446B Backhoe Loaders, Lexion 450 Combine, 3114 and 3116 Engines, IT18F Integrated Toolcarrier, D6M Track-Type Tractor and 928F, 950F and 950G Wheel Loaders

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
DRIVE GP-ACCESSORY

Accessory Drive - Splined 3114, 3116 and 3126 Engines for Caterpillar Built Machines
DRIVE GP-FAN
Fan Drive 3114, 3116 and 3126 Engines for Caterpillar Built Machines

Fan Drive SUPPLEMENT FOR 3116 ENGINE D20D AND D250D ARTICULATED DUMP T
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

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}

Some Remanufactured Electric Starter Groups May Have An Incorrect Nose Housing Some Remanufactured Electric Starter Groups May Have An Incorrect Nose Housing
FLYWHEEL GP

Flywheel 3114, 3116 and 3126 Engines for Caterpillar Built Machines
Flywheel Housing 3114, 3116 and 3126 Engines for Caterpillar Built Machines

Flywheel - Inspect 3114 , 3116 and 3126 Engines for Caterpillar Built Machines

Flywheel SUPPLEMENT FOR 3116 ENGINE D20D AND D250D ARTICULATED DUMP T
Flywheel - Remove 446 and 446B Backhoe Loaders, Lexion 450 Combine, 3114 and 3116 Engines, IT18F Integrated Toolcarrier, D6M Track-Type Tractor and 928F, 950F and 950G Wheel Loaders
Flywheel - Install 446 and 446B Backhoe Loaders, Lexion 450 Combine, 3114 and 3116 Engines, IT18F Integrated Toolcarrier, D6M Track-Type Tractor and 928F, 950F and 950G Wheel Loaders

New Locking Bolt Used In Flywheel Groups{1156} 1991/10/14
GEAR GP

Gear Group (Front) 3114, 3116 and 3126 Engines for Caterpillar Built Machines

Gear Group (Front) - Time 3114 , 3116 and 3126 Engines for Caterpillar Built Machines

Gear Group (Front) - Remove 446 and 446B Backhoe Loaders, Lexion 450 Combine, 3114 and 3116 Engines, IT18F Integrated Toolcarrier, D6M Track-Type Tractor and 928F, 950F and 950G Wheel Loaders
Gear Group (Front) - Install 446 and 446B Backhoe Loaders, Lexion 450 Combine, 3114 and 3116 Engines, IT18F Integrated Toolcarrier, D6M Track-Type Tractor and 928F, 950F and 950G Wheel Loaders

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
HOUSING GP-FLYWHEEL

Flywheel Housing - Inspect 3114 , 3116 and 3126 Engines for Caterpillar Built Machines

Flywheel Housing - Remove and Install 446 and 446B Backhoe Loaders, Lexion 450 Combine, 3114 and 3116 Engines, IT18F Integrated Toolcarrier, D6M Track-Type Tractor and 928F, 950F and 950G Wheel Loaders

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

Front Housing and Covers 3114, 3116 and 3126 Engines for Caterpillar Built Machines

Front Cover - Remove 446 and 446B Backhoe Loaders, Lexion 450 Combine, 3114 and 3116 Engines, IT18F Integrated Toolcarrier, D6M Track-Type Tractor and 928F, 950F and 950G Wheel Loaders
Housing (Front) - Install 446 and 446B Backhoe Loaders, Lexion 450 Combine, 3114 and 3116 Engines, IT18F Integrated Toolcarrier, D6M Track-Type Tractor and 928F, 950F and 950G Wheel Loaders
Housing (Front) - Remove 446 and 446B Backhoe Loaders, Lexion 450 Combine, 3114 and 3116 Engines, IT18F Integrated Toolcarrier, D6M Track-Type Tractor and 928F, 950F and 950G Wheel Loaders
Front Cover - Install 446 and 446B Backhoe Loaders, Lexion 450 Combine, 3114 and 3116 Engines, IT18F Integrated Toolcarrier, D6M Track-Type Tractor and 928F, 950F and 950G Wheel Loaders

Thermal Spray Procedures for Engine Front Cover{0679, 1150, 1151, 1162} Thermal Spray Procedures for Engine Front Cover{0679, 1150, 1151, 1162}
LIFTER GP

Use 146-2597 Rocker Arm Bearing Installation Tool To Hold Push Rods In Place {1208} 1998/08/17
LIFTING GP-ENGINE

Lifting Group (Front) SUPPLEMENT FOR 3116 ENGINE D20D AND D250D ARTICULATED DUMP T
Lifting Group (rear) SUPPLEMENT FOR 3116 ENGINE D20D AND D250D ARTICULATED DUMP T
Engine Lifting Bracket - Remove and Install 446 and 446B Backhoe Loaders, Lexion 450 Combine, 3114 and 3116 Engines, IT18F Integrated Toolcarrier, D6M Track-Type Tractor and 928F, 950F and 950G Wheel Loaders
MISCELLANEOUS INFORMATION

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
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
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
MOUNTING GP-ALTERNATOR
Identification Of External Terminals On Alternators {1405,1406,1400} 1998/12/07
MOUNTING GP-ENGINE

Engine Support (Front) SUPPLEMENT FOR 3116 ENGINE D20D AND D250D ARTICULATED DUMP T
Engine Support (Rear) SUPPLEMENT FOR 3116 ENGINE D20D AND D250D ARTICULATED DUMP T

Longer Engine Mounting Bolt Resists Loosening{1152} 1993/05/10
PAN GP-OIL

Engine Oil Pan - Remove and Install 446 and 446B Backhoe Loaders, Lexion 450 Combine, 3114 and 3116 Engines, IT18F Integrated Toolcarrier, D6M Track-Type Tractor and 928F, 950F and 950G Wheel Loaders

Possible Sources High Crankcase Blowby From Breather Tube {1317} 1995/12/04
Possible Sources of High Crankcase Blowby From Breather Tube{1317} 1996/03/25
The Oil Pan Gasket now Requires a Gasket Sealant to be Used {1302, 7555} 2003/07/21
Spanner Wrench is Available for Ecology Drain Valves {1302, 1353, 1372, 5076, 5613} 2006/03/20

7X-2521 Gasket Kit Includes New Oil Pan Gasket 7X-2521 Gasket Kit Includes New Oil Pan Gasket

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

Piston and Rings 3114, 3116 and 3126 Engines for Caterpillar Built Machines

Engine Crankcase Pressure (Blowby) - Test 3114 , 3116 and 3126 Engines for Caterpillar Built Machines
Compression - Test 3114 , 3116 and 3126 Engines for Caterpillar Built Machines
Connecting Rod Bearings - Inspect 3114 , 3116 and 3126 Engines for Caterpillar Built Machines
Piston Ring Groove - Inspect 3114 , 3116 and 3126 Engines for Caterpillar Built Machines

Pistons and Connecting Rods - Remove 446 and 446B Backhoe Loaders, Lexion 450 Combine, 3114 and 3116 Engines, IT18F Integrated Toolcarrier, D6M Track-Type Tractor and 928F, 950F and 950G Wheel Loaders
Pistons and Connecting Rods - Install 446 and 446B Backhoe Loaders, Lexion 450 Combine, 3114 and 3116 Engines, IT18F Integrated Toolcarrier, D6M Track-Type Tractor and 928F, 950F and 950G Wheel Loaders
Pistons and Connecting Rods - Assemble 446 and 446B Backhoe Loaders, Lexion 450 Combine, 3114 and 3116 Engines, IT18F Integrated Toolcarrier, D6M Track-Type Tractor and 928F, 950F and 950G Wheel Loaders
Pistons and Connecting Rods - Disassemble 446 and 446B Backhoe Loaders, Lexion 450 Combine, 3114 and 3116 Engines, IT18F Integrated Toolcarrier, D6M Track-Type Tractor and 928F, 950F and 950G Wheel Loaders

New Bearing Standard: Quantity Of One Part Number Now Has Both Halves Of The Bearing{7551} 1982/08/09
Use Only Paint To Mark Connecting Rod Caps For Torque-Turn Method {1218,1219} 1987/06/01
Locating Bushings For The 5P3550 Rod Boring Machine Will Now Hold Tapered Piston Pin Bushings {0626} 1978/04/17
Verification of Connecting Rod Eye Bushing Retention When Overhauling Engines{1218} 1994/10/31
Piston Usage Chart For Two Piece Pistons{1214} 1995/08/14
Piston Ring Groove Gauges To Quickly And Accurately Determine Reusability Of Pistons{1214,0763} 1997/01/13
New Top Piston Rings Available {1215} 1999/03/15
New Fractured Connecting Rod Has Been Released {1218} 2003/06/23
New Guidelines for Inspecting Pistons {1214} 2006/01/02

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}
Installation Instructions for Piston Packs{1225, 1239} Installation Instructions for Piston Packs{1225, 1239}
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}

Top Piston Ring Changed On Gosselies Built Vehicle Applicaiton Engines Top Piston Ring Changed On Gosselies Built Vehicle Applicaiton Engines
POWER TAKE-OFF GP

Rear Power Take-Off (RPTO) 3114, 3116 and 3126 Engines for Caterpillar Built Machines
PULLEY GP
Crankshaft Pulley 3114, 3116 and 3126 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
Improvements To Air Conditioning Hi-Lo Switch{1435,7320} 1996/01/22

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}
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}
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}
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

Unit Injector Mechanism 3114, 3116 and 3126 Engines for Caterpillar Built Machines
Valve Rocker Arms and Lifters 3114, 3116 and 3126 Engines for Caterpillar Built Machines
Valve Mechanism Cover 3114, 3116 and 3126 Engines for Caterpillar Built Machines

Finding Top Center Position for No. 1 Piston 3114 , 3116 and 3126 Engines for Caterpillar Built Machines

Rocker Shaft and Pushrod - Remove 446 and 446B Backhoe Loaders, Lexion 450 Combine, 3114 and 3116 Engines, IT18F Integrated Toolcarrier, D6M Track-Type Tractor and 928F, 950F and 950G Wheel Loaders
Rocker Shaft and Pushrod - Install 446 and 446B Backhoe Loaders, Lexion 450 Combine, 3114 and 3116 Engines, IT18F Integrated Toolcarrier, D6M Track-Type Tractor and 928F, 950F and 950G Wheel Loaders
Valve Mechanism Cover - Remove and Install 446 and 446B Backhoe Loaders, Lexion 450 Combine, 3114 and 3116 Engines, IT18F Integrated Toolcarrier, D6M Track-Type Tractor and 928F, 950F and 950G Wheel Loaders
Rocker Shaft - Disassemble 446 and 446B Backhoe Loaders, Lexion 450 Combine, 3114 and 3116 Engines, IT18F Integrated Toolcarrier, D6M Track-Type Tractor and 928F, 950F and 950G Wheel Loaders
Rocker Shaft - Assemble 446 and 446B Backhoe Loaders, Lexion 450 Combine, 3114 and 3116 Engines, IT18F Integrated Toolcarrier, D6M Track-Type Tractor and 928F, 950F and 950G Wheel Loaders
Lifter Group - Remove and Install 446 and 446B Backhoe Loaders, Lexion 450 Combine, 3114 and 3116 Engines, IT18F Integrated Toolcarrier, D6M Track-Type Tractor and 928F, 950F and 950G Wheel Loaders

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

Product Support Program For Replacing The 9Y3222 Injector Rocker Arms On Certain 205B, 206B, 211B, 212B, 213B, 214B, 224B, And 325 Excavators; D20D And D250D Articulated Trucks; 446 Backhoe Loaders; 950F Loaders; 3114 Industrial Engines; 3116 Truck Engines; 3116 Industrial Engines; And 3116 Marine Engines Product Support Program For Replacing The 9Y3222 Injector Rocker Arms On Certain 205B, 206B, 211B, 212B, 213B, 214B, 224B, And 325 Excavators; D20D And D250D Articulated Trucks; 446 Backhoe Loaders; 950F Loaders; 3114 Industrial Engines; 3116 Truck Engines; 3116 Industrial Engines; And 3116 Marine Engines
Product Support Program For Replacing The Water Pump And Valve Cover Gasket On Certain D20D And D250D Trucks Product Support Program For Replacing The Water Pump And Valve Cover Gasket On Certain D20D And D250D Trucks
BRAKING SYSTEM
ACCUMULATOR GP

Accumulators <BR> (7U7745 and 2U6978) D20D AND D250D ARTICULATED TRUCK BRAKING 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}
ACTUATOR GP

Valve-Foot Brake D20D & D250D ARTICULATED DUMP TRUCKS MACHINE SYSTEMS

A New Parking Brake Solenoid Valve And Actuator Control Switch Needs To Be Installed On Certain D20D, D250D, And D300D Articulated Trucks A New Parking Brake Solenoid Valve And Actuator Control Switch Needs To Be Installed On Certain D20D, D250D, And D300D Articulated Trucks
BRAKE GP

Final Drive and Wheel Group (4C1636) ARTICULATED TRUCK POWER TRAIN
Final Drive and Wheel Group (8X7185) ARTICULATED TRUCK POWER TRAIN
Service Brake Valve<BR> (2U7332) D20D AND D250D ARTICULATED TRUCK BRAKING SYSTEMS
Parking Brake<BR> (Part of 7U6711 Transfer Drive Group) D20D AND D250D ARTICULATED TRUCK BRAKING SYSTEMS
Parking Brake Valve<BR> (2U6997) - Replaced by (2U9946) D20D AND D250D ARTICULATED TRUCK BRAKING SYSTEMS
Service Brake Group<BR> (8X7186) D20D AND D250D ARTICULATED TRUCK BRAKING SYSTEMS

Final Drive Planet Carriers &amp; Ring Gears D20D AND D250D ARTICULATED DUMP TRUCKS POWER TRAIN
Front Axle Housing D20D AND D250D ARTICULATED DUMP TRUCKS POWER TRAIN
Center Axle Housing D20D AND D250D ARTICULATED DUMP TRUCKS POWER TRAIN
Wheels, Bearings &amp; Due-Cone Seals D20D AND D250D ARTICULATED DUMP TRUCKS POWER TRAIN
Duo-Cone Seals (Conventional &amp; Inverted) D20D AND D250D ARTICULATED DUMP TRUCKS POWER TRAIN
Duo-Cone Seals (Conventional &amp; Inverted) D20D & D250D ARTICULATED DUMP TRUCKS MACHINE SYSTEMS

Heavy-Duty Seal Kit Availble For Servicing Brake Calipers{4256,4250} 1993/10/25
Correct Plug Identified For Servicing Differential &amp; Final Drive Oil Level{3260} 1994/06/13
Correct Plug Identified For Servicing Differential &amp; Final Drive Oil Level{3260} 1994/10/17
Wheel Bearing Check And Adjustment Maintenance Interval {4208} 1994/11/21
Wheel Bearing Check And Adjustment Maintenance Interval{4208} 1995/01/16
Procedure To Inspect Disc Lining Assemblies For Wear {4273,4251} 1995/07/03
New Switch Assembly (Pressure Switch) For The Parking Brake Indicator Gives Longer Service Life{7486} 1995/12/18
Alternative Brake Caliper Seal Kits Can Withstand Extreme Operating Temperatures {4256} 1996/12/16
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
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

Certain 6W7379 Plugs Need To Be Removed From Dealer Parts Stock Certain 6W7379 Plugs Need To Be Removed From Dealer Parts Stock

3V-0197 BOLTS MAY NOT HAVE THE PROPER HEAT TREATMENT 3V-0197 BOLTS MAY NOT HAVE THE PROPER HEAT TREATMENT

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

Accumulator D20D & D250D ARTICULATED DUMP TRUCKS MACHINE SYSTEMS
Accumulator-Charge &amp; Test Procedure D20D & D250D ARTICULATED DUMP TRUCKS MACHINE SYSTEMS
Accumulator-Brake D20D & D250D ARTICULATED DUMP TRUCKS MACHINE SYSTEMS

The Brake Charging Circuit Needs To Be Inspected And The Body Hoist Valve Needs To Be Modified On Certain D20D, D250D, And D300D Articulated Trucks. The Brake Charging Circuit Needs To Be Inspected And The Body Hoist Valve Needs To Be Modified On Certain D20D, D250D, And D300D Articulated Trucks.
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

Procedure For Checking And Adjusting Brake Charging, Hoist And Steering Times{4257,5051,5057} 1994/04/04
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

New Hitch Pivot Pin Bolts And Washers Need To Be Installed On Certain D20D, D250D, And D300D Articulated Trucks New Hitch Pivot Pin Bolts And Washers Need To Be Installed On Certain D20D, D250D, And D300D Articulated Trucks
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

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
COOLER GP

Transmission Oil Cooler SUPPLEMENT FOR 3116 ENGINE D20D AND D250D ARTICULATED DUMP T
Engine Oil Cooler SUPPLEMENT FOR 3116 ENGINE D20D AND D250D ARTICULATED DUMP T
Engine Oil Cooler - Remove 446 and 446B Backhoe Loaders, Lexion 450 Combine, 3114 and 3116 Engines, IT18F Integrated Toolcarrier, D6M Track-Type Tractor and 928F, 950F and 950G Wheel Loaders
Engine Oil Cooler - Install 446 and 446B Backhoe Loaders, Lexion 450 Combine, 3114 and 3116 Engines, IT18F Integrated Toolcarrier, D6M Track-Type Tractor and 928F, 950F and 950G Wheel Loaders

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
SOS Allowable Soot Level Changed{1318} 1994/08/08
Improved Brackets And New Plates Provide Additional Support For Oil Cooler Groups {1375} 1995/05/15
A New Spring for the Oil Filter Bypass Valve and for the Oil Cooler Bypass Valve is Now in Production {1306, 1314, 1318, 1378} 2004/01/26
New Gaskets Are Now Available for the Oil Filter Base and the Oil Cooler on Certain 3116, 3126, and C7 Machines Engines {1306, 1378} 2004/02/09
Replacing Gaskets for the Engine Oil Cooler {1378} 2004/10/11
Improved Engine Oil Coolers are Now Used {1378} 2005/06/27
100% Leak Testing of Oil Coolers {1378} 2007/04/23

Replacing Gaskets for the Engine Oil Cooler {1378} 2004/11/01
100% Leak Testing of Oil Coolers {1378} 2007/04/30

Torque Procedure for the OR-8839 Oil Cooler Core As {1378} Torque Procedure for the OR-8839 Oil Cooler Core As {1378}

Certain 1R0751 Fuel Filters Need To Be Removed From Parts Stock And From Machines In Dealer Inventory Equipped With 3114 And 3116 Engines Certain 1R0751 Fuel Filters Need To Be Removed From Parts Stock And From Machines In Dealer Inventory Equipped With 3114 And 3116 Engines
PRODUCT IMPROVEMENT PROGRAM FOR REPLACING PLUGS ON CERTAIN 3114, 3116, 3126, AND 3126B ENGINES; 322C, 325C, 325C L MEDIUM EXCAVATORS; 938G II, 950G II, 962G II MEDIUM WHEEL LOADERS, 953C AND 963C TRACK LOADERS, D5N LGP, D5N XL, D6N LGP, D6N-XL, D6N XL DS PRODUCT IMPROVEMENT PROGRAM FOR REPLACING PLUGS ON CERTAIN 3114, 3116, 3126, AND 3126B ENGINES; 322C, 325C, 325C L MEDIUM EXCAVATORS; 938G II, 950G II, 962G II MEDIUM WHEEL LOADERS, 953C AND 963C TRACK LOADERS, D5N LGP, D5N XL, D6N LGP, D6N-XL, D6N XL DS
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 SUPPLEMENT FOR 3116 ENGINE D20D AND D250D ARTICULATED DUMP T
Fan Guard SUPPLEMENT FOR 3116 ENGINE D20D AND D250D ARTICULATED DUMP T

Air Conditioner/Heater Fan Switch Improved{1435,7320} 1996/01/08

Product Support Program For Increasing The Cooling System Capacity On Certain D20D And D250D Articulated Trucks Product Support Program For Increasing The Cooling System Capacity On Certain D20D And D250D Articulated Trucks
LINES GP-WATER

Water Temperature Regulator 3114, 3116 and 3126 Engines for Caterpillar Built Machines

Coolant Tank SUPPLEMENT FOR 3116 ENGINE D20D AND D250D ARTICULATED DUMP T
Water Temperature Regulator SUPPLEMENT FOR 3116 ENGINE D20D AND D250D ARTICULATED DUMP T
Water Temperature Regulator - Remove and Install 446 and 446B Backhoe Loaders, Lexion 450 Combine, 3114 and 3116 Engines, IT18F Integrated Toolcarrier, D6M Track-Type Tractor and 928F, 950F and 950G Wheel Loaders
Water Temperature Regulator Housing - Remove and Install 446 and 446B Backhoe Loaders, Lexion 450 Combine, 3114 and 3116 Engines, IT18F Integrated Toolcarrier, D6M Track-Type Tractor and 928F, 950F and 950G Wheel Loaders
Engine Oil Cooler Bypass Valve - Remove and Install 446 and 446B Backhoe Loaders, Lexion 450 Combine, 3114 and 3116 Engines, IT18F Integrated Toolcarrier, D6M Track-Type Tractor and 928F, 950F and 950G Wheel Loaders

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
O-Ring Seal Added To Heater Lines Group {1380} 1994/01/24
New Element Assemblies Available Within Jacket Water Heater Groups{1383} 1996/04/15
Water Temperature Regulators (Thermostats) Have Been Redesigned {1355, 1380, 1393} 2013/04/17

Water Temperature Regulators (Thermostats) Have Been Redesigned {1355, 1380, 1393} 2012/12/19

Installation of 7E-6310, 9X-3294, 6N-9125, 7E-5244 and 3T-8724 Jacket Water Heater Groups{1383} Installation of 7E-6310, 9X-3294, 6N-9125, 7E-5244 and 3T-8724 Jacket Water Heater Groups{1383}
MISCELLANEOUS INFORMATION

Radiator Support SUPPLEMENT FOR 3116 ENGINE D20D AND D250D ARTICULATED DUMP T
Radiator SUPPLEMENT FOR 3116 ENGINE D20D AND D250D ARTICULATED DUMP T

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 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

Product Support Program For Replacing The Radiator On Certain D20D And D250D Articulated Trucks Product Support Program For Replacing The Radiator On Certain D20D And D250D Articulated Trucks
PUMP GP-WATER

Water Pump 3114, 3116 and 3126 Engines for Caterpillar Built Machines

Water Pump SUPPLEMENT FOR 3116 ENGINE D20D AND D250D ARTICULATED DUMP T
Water Pump Drive SUPPLEMENT FOR 3116 ENGINE D20D AND D250D ARTICULATED DUMP T
Water Pump - Assemble 446 and 446B Backhoe Loaders, Lexion 450 Combine, 3114 and 3116 Engines, IT18F Integrated Toolcarrier, D6M Track-Type Tractor and 928F, 950F and 950G Wheel Loaders
Water Pump - Remove 446 and 446B Backhoe Loaders, Lexion 450 Combine, 3114 and 3116 Engines, IT18F Integrated Toolcarrier, D6M Track-Type Tractor and 928F, 950F and 950G Wheel Loaders
Water Pump - Install 446 and 446B Backhoe Loaders, Lexion 450 Combine, 3114 and 3116 Engines, IT18F Integrated Toolcarrier, D6M Track-Type Tractor and 928F, 950F and 950G Wheel Loaders
Water Pump - Disassemble 446 and 446B Backhoe Loaders, Lexion 450 Combine, 3114 and 3116 Engines, IT18F Integrated Toolcarrier, D6M Track-Type Tractor and 928F, 950F and 950G Wheel Loaders
RADIATOR GP

Service Letter Cancellation Service Letter Cancellation
6U2421 Radiator Caps Need To Be Removed From Parts Stock 6U2421 Radiator Caps Need To Be Removed From Parts Stock

Radiator Cap Relief Pressure May Be Too High Radiator Cap Relief Pressure May Be Too High
REGULATOR GP-TEMPERATURE

Improved Water Temperature Regulators Are Now Used {1355} 2004/08/16
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}
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}
ELECTRICAL AND STARTING SYSTEM
ALARM GP

New Backup Lamp Group Resists Shock and Vibration{1428} 1995/10/30

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 3114, 3116 and 3126 Engines for Caterpillar Built Machines
Alternator 26SI Series Alternator
Alternator HDB Series and M1 Series Heavy Duty Brushless Alternators
Alternator N3 Series Brushless Alternators

General Information 26SI Series Alternator
Component Description 26SI Series Alternator
Normal Operation 26SI Series Alternator
General Information HDB Series and M1 Series Heavy Duty Brushless Alternators
Normal Operation HDB Series and M1 Series Heavy Duty Brushless Alternators
Component Description HDB Series and M1 Series Heavy Duty Brushless Alternators
General Information N3 Series Brushless Alternators
Component Description N3 Series Brushless Alternators
Normal Operation N3 Series Brushless Alternators

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
Field Winding - Test HDB Series and M1 Series Heavy Duty Brushless Alternators
Capacitor - Test HDB Series and M1 Series Heavy Duty Brushless Alternators
Stator - Test HDB Series and M1 Series Heavy Duty Brushless Alternators
Rectifier - Test HDB Series and M1 Series Heavy Duty Brushless Alternators
Residual Magnetism - Restore N3 Series Brushless Alternators
Regulator - Test HDB Series and M1 Series Heavy Duty Brushless Alternators
Field Winding - Test N3 Series Brushless Alternators
Capacitor - Test N3 Series Brushless Alternators
Rectifier - Test N3 Series Brushless Alternators
Stator - Test N3 Series Brushless Alternators
Regulator - Test N3 Series Brushless Alternators

General Information HDB Series and M1 Series Heavy Duty Brushless Alternators
Charging System N3 Series Brushless Alternators

Alternator SUPPLEMENT FOR 3116 ENGINE D20D AND D250D ARTICULATED DUMP T
Alternator - Remove and Install 446 and 446B Backhoe Loaders, Lexion 450 Combine, 3114 and 3116 Engines, IT18F Integrated Toolcarrier, D6M Track-Type Tractor and 928F, 950F and 950G Wheel Loaders
Alternator - Assemble 26SI Series Alternator
Alternator - Disassemble 26SI Series Alternator
Alternator - Disassemble - M1 Series Alternator (35 Amp) HDB Series and M1 Series Heavy Duty Brushless Alternators
Alternator - Assemble - M1 Series Alternator (35 Amp) HDB Series and M1 Series Heavy Duty Brushless Alternators
Alternator - Assemble - HDB Series Alternator HDB Series and M1 Series Heavy Duty Brushless Alternators
Alternator - Disassemble - HDB Series Alternator HDB Series and M1 Series Heavy Duty Brushless Alternators
Alternator - Assemble N3 Series Brushless Alternators
Alternator - Disassemble N3 Series Brushless Alternators

Higher Output Alternator Used {1405,1406,1400} 1994/06/06

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

Product Support Program For Replacing The Alternator On Certain D20D And D250D Articulated Trucks Product Support Program For Replacing The Alternator On Certain D20D And D250D Articulated Trucks
BATTERY GP

Battery - Test 3114 , 3116 and 3126 Engines for Caterpillar Built Machines

Battery SUPPLEMENT FOR 3116 ENGINE D20D AND D250D ARTICULATED DUMP T
Battery D20D & D250D ARTICULATED DUMP TRUCKS MACHINE SYSTEMS

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
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
Battery Isolation Switch Has Been Moved To Improve Access {1411,1400} 1993/05/17
New Speed Sensors Available{1907,1900,7462} 1993/08/30
Wiring Harness Connector Pin Secured For Proper Orientation At Assembly{1408} 1994/06/13
New Hi/Low Refrigerant Pressure Switch Is Now Used On Certain Air Conditioned Machines{7320} 1994/08/22
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 Battery Cable Needs To Be Installed On Certain D20D And D250D Articulated Trucks New Battery Cable Needs To Be Installed On Certain D20D And D250D Articulated Trucks

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}
CIRCUIT BREAKER GP

New Fuse Cap Available {1417} 1996/10/07

Service Replacement Relays Available{4493} Service Replacement Relays Available{4493}
CONTROL GP-ELECTRONIC

New Oil Pressure Switch Used With EMS Systems{7485} 1986/03/10
Methods Of Obtaining Engine Flash Files {1902} 1997/01/20
Caterpillar Service Technology Group (CSTG) Software Help Desk Changes {1920} 1999/08/17
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

Instructions for Installing Seat Belt Reminder System on All Caterpillar Products{1408, 1901, 1902, 7327, 7602, 7606, 7610, 7620} Instructions for Installing Seat Belt Reminder System on All Caterpillar Products{1408, 1901, 1902, 7327, 7602, 7606, 7610, 7620}

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

Download Flash Files By Using The Caterpillar Service Information System (SIS) Or SIS Web {1901, 7620} 2000/01/10
Subscriptions For Caterpillar Electronic Technician (ET) Software {7620} 2000/03/13
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

277-4734 Bypass Harness Assembly Allows Cat Electronic Technician (Cat ET) to Communicate with ADEM IV:E2 Electronic Control Modules {0779, 0785, 1901, 1930} 2006/09/01
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

Using the 1U7326 Governor Calibration Bench{1264, 0778} Using the 1U7326 Governor Calibration Bench{1264, 0778}
Governor Performance Data{1264} Governor Performance Data{1264}
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

Accessing Flash Software for Machines{7610, 7620} Accessing Flash Software for Machines{7610, 7620}
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

Operation And Maintenance Of 1P3060 Pyrometer Group{0776} Operation And Maintenance Of 1P3060 Pyrometer Group{0776}
INSTALLATION GP

Improved End - of - Line - Test Fixture for the Product Link Antenna is Now Used {7606} 2006/11/13
LIGHTING GP
Parts Service Is Now Available For The 7U9220 Basic Lamp Group{1429,1430} 1993/02/08

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}

The 108-0358 Electronic Flasher Assembly Is Not A Drop-in Replacement For The 8D-6946 Flasher The 108-0358 Electronic Flasher Assembly Is Not A Drop-in Replacement For The 8D-6946 Flasher
MAGNETIC PICKUP GP

Magnetic Pickup 3114, 3116 and 3126 Engines for Caterpillar Built Machines
MISCELLANEOUS INFORMATION

Shutoff Solenoid SUPPLEMENT FOR 3116 ENGINE D20D AND D250D ARTICULATED DUMP T

Use Improved Heat Start Switch{1416} 1987/04/20
Products Equipped With Diagnostic Connectors Require Less Time For Electrical Troubleshooting{1400} 1987/05/04
All-inclusive Electrical Schematic Listing{1400} 1995/03/27
MOTOR GP
Part Numbers for Electric Motors That Are Used in HVAC Have Changed {5927} 2001/01/22
An Improved Starting Motor is Now Available {1453} 2009/10/15
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}
SENSOR GP

Engine Oil Pressure 3114, 3116 and 3126 Engines for Caterpillar Built Machines

Engine Oil Pressure Sensor - Remove and Install 446 and 446B Backhoe Loaders, Lexion 450 Combine, 3114 and 3116 Engines, IT18F Integrated Toolcarrier, D6M Track-Type Tractor and 928F, 950F and 950G Wheel Loaders

Troubleshooting Column-Type Fuel Level Senders {5574, 7481} 2005/08/22
Procedure Now Available to Test the Position Sensor of a Hydraulic Cylinder {1439, 7562} 2012/10/04

Procedure to Test the Position Sensor of a Hydraulic Cylinder{1439, 7562} Procedure to Test the Position Sensor of a Hydraulic Cylinder{1439, 7562}

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 3114, 3116 and 3126 Engines for Caterpillar Built Machines

New Fuel Shutoff Solenoids With Improved Durability Available {1259} 1999/03/22
Explanation of Fuel Shutoff Solenoid Operation {1259} 2000/09/11
Correction to Service Magazine, SEPD0541 , "Explanation of Fuel Shutoff Solenoid Operation" {1259} 2001/01/08
SOLENOID GP
Starter Solenoid Assembly May Need New Terminal {1467,1518} 1996/05/06
SOLENOID GP-SHUTOFF

Fuel Shutoff Solenoid 3114, 3116 and 3126 MUI Engine Governors

Fuel Shutoff Solenoid - Remove and Install 446 and 446B Backhoe Loaders, Lexion 450 Combine, 3114 and 3116 Engines, IT18F Integrated Toolcarrier, D6M Track-Type Tractor and 928F, 950F and 950G Wheel Loaders
STARTING AID GP

Ether Starting Aid 3114, 3116 and 3126 Engines for Caterpillar Built Machines

Starting Aid SUPPLEMENT FOR 3116 ENGINE D20D AND D250D ARTICULATED DUMP T
Ether Atomizer - Remove and Install 446 and 446B Backhoe Loaders, Lexion 450 Combine, 3114 and 3116 Engines, IT18F Integrated Toolcarrier, D6M Track-Type Tractor and 928F, 950F and 950G Wheel Loaders

A New Ether Cylinder O-ring is Now Used on All Caterpillar Products {1456} 2013/09/19
STARTING MOTOR GP

Electric Starting Motor 3114, 3116 and 3126 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 3114 , 3116 and 3126 Engines for Caterpillar Built Machines
Pinion Clearance - Adjust 3114 , 3116 and 3126 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

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

Starter SUPPLEMENT FOR 3116 ENGINE D20D AND D250D ARTICULATED DUMP T
Electric Starting Motor - Remove and Install 446 and 446B Backhoe Loaders, Lexion 450 Combine, 3114 and 3116 Engines, IT18F Integrated Toolcarrier, D6M Track-Type Tractor and 928F, 950F and 950G Wheel Loaders
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

Special Instruction, REHS1129, "Starting Motor Solenoid - Replace" Is Available {1467} 2001/08/13
New Starting Motors Used {1453} 2002/05/13
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 Switches<BR> (7U9037 and 7U9036) D20D AND D250D ARTICULATED TRUCK BRAKING SYSTEMS
Pressure Switch<BR> (2U7041) D20D AND D250D ARTICULATED TRUCK BRAKING 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 Foot Actuator Switch For Differential Lock Improves Reliability{3270,1435,3258,3264} 1997/12/08
Key Must Be Oriented Correctly in Order to Avoid Damage to the Key or Start Switch {1416} 2003/10/27
A New Oil Pressure Switch is Now Available {7421} 2005/05/09
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} 2011/06/06
An Improved 5P-8500 Key Is Now Available {1416, 1416, 7000, 7000} 2011/12/01

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

Service Tools N3 Series Brushless Alternators
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
Connector Kit And Connector Tools Now Available To Service Neptune&reg; Connectors{1408} 1993/07/12
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

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}
WIRING GP

Parts Manuals May List Air Conditioning Compressors Incorrectly {1802,1809,7320} 1996/10/07
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} 2000/06/26
Dielectric Grease Should Not Be Used in Electrical Connectors {1408, 7553} 2012/05/04
The Main Power Relay Has Improved Sealing {1423} 2009/05/18
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} 2012/03/05
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}
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}

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} 2012/11/28
HEATER GP

Jacket Water Heater 3114, 3116 and 3126 Engines for Caterpillar Built Machines
Air Inlet Heater 3114, 3116 and 3126 Engines for Caterpillar Built Machines

Installation Instructions for Jacket Water Heaters with Seal Kits{1383} Installation Instructions for Jacket Water Heaters with Seal Kits{1383}

9X-3293 Jacket Water Heater Group 9X-3293 Jacket Water Heater Group
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} 2008/03/17
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} 2013/03/18
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} 2013/07/22
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} 2013/11/08
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} 2014/03/04

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 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}
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 3114, 3116 and 3126 Engines for Caterpillar Built Machines

Engine SUPPLEMENT FOR 3116 ENGINE D20D AND D250D ARTICULATED DUMP T

Improved 5P3000 Engine And Transmission Shipping Stand Assembly; Modification Available For Stands Already In Use{0640} 1977/04/25
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
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} 2013/04/17
Improved Registration Process for Retrofit Products {1000, 3000, 7000, 7570} 2011/02/17

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}

0R3002, 0R3003, 0R3190, 0R3389, 0R3580, 0R3742, 0R4368, 0R4369, 0R4370, 0R4374, And 0R4376 Remanufactured Unit Injectors Used On Various 3114 And 3116 Engines Need To Be Removed From Parts Stock 0R3002, 0R3003, 0R3190, 0R3389, 0R3580, 0R3742, 0R4368, 0R4369, 0R4370, 0R4374, And 0R4376 Remanufactured Unit Injectors Used On Various 3114 And 3116 Engines Need To Be Removed From Parts Stock

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 D20D & D250D ARTICULATED DUMP TRUCKS MACHINE SYSTEMS
Body Group D20D & D250D ARTICULATED DUMP TRUCKS MACHINE SYSTEMS

New Parts Service Pad And Shim Replaces The Buffer In The Dump Body Group {7258} 1997/01/27
Improper Methods of Cleaning the Body Can Damage the Hoist Cylinders {5102, 7250, 7258} 2004/02/02
CHASSIS GP

Frame Lock Links D20D & D250D ARTICULATED DUMP TRUCKS MACHINE SYSTEMS
Rear Suspension Equalising Frame D20D & D250D ARTICULATED DUMP TRUCKS MACHINE SYSTEMS

Procedure For Steering Stop Setting {7050} 1996/08/12
Procedure For Aligning Front Suspension Frame Group With The Output Transfer Gearbox {7200} 1997/03/31
FENDER GP
Deflector Plates Prevent Mudflaps From Coming In Contact With The Tires {4220,7252,4200} 1993/05/17
Fenders Are Reinforced To Prevent Cracking{7252} 1993/11/22
FRAME GP

Tractor &amp; Trailer Separation &amp; Connection D20D & D250D ARTICULATED DUMP TRUCKS MACHINE SYSTEMS

Existing Information May Be Used for Salvage of the Suspension Pin Bores in the Front Frame. {7050, 7200} 2002/02/04
Existing Information May Be Used for Salvage of the Suspension Pin Bores in the Front Frame {3253, 3278, 4202, 7050, 7051, 7203} 2003/09/01

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

Crankcase Guard SUPPLEMENT FOR 3116 ENGINE D20D AND D250D ARTICULATED DUMP T

Sump Guard Assembly (Crankcase Guard) Is Deeper And Has Thicker Material To Improve Clearance And Resist Bending{7151} 1994/02/07
HITCH GP

Hitch Drive Shaft Group (7U3950) and Transfer Gearbox Group (7U6050) ARTICULATED TRUCK POWER TRAIN
Hitch Drive Shaft Group (7U4803) ARTICULATED TRUCK POWER TRAIN
Hitch Drive Shaft Group (7U7435) ARTICULATED TRUCK POWER TRAIN
Hitch Drive Shaft Groups (7U7451 and 7U7320) and Transfer Gearbox Groups (7U7448 and 7U7250) ARTICULATED TRUCK POWER TRAIN

Drive Shaft Assembly (Transmission Drop Box To Drive Hitch) D20D AND D250D ARTICULATED DUMP TRUCKS POWER TRAIN
Oscillating Truck Hitch D20D & D250D ARTICULATED DUMP TRUCKS MACHINE SYSTEMS

Procedure For Tightening Tapered Vertical Hitch Pins {7113,7100} 1993/10/18
Drive Shaft Bearings Inside The Hitch Need To Be Greased During Assembly {3253,7100} 1994/08/22
Procedure For Measuring Oscillating Hitch Wear {7113,7114} 1994/12/12
New Hitch Pins And Retaining Hardware Improve Lubrication Of The Oscillating Hitch Pins {7057,7113} 1995/07/03

Articulated Truck - Hitch Salvage{7113, 7114} Articulated Truck - Hitch Salvage{7113, 7114}

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

Hood SUPPLEMENT FOR 3116 ENGINE D20D AND D250D ARTICULATED DUMP T

Method To Retain The Hood Seal Has Been Changed{7251,7250} 1993/05/31
SEAL GP

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

Tailgate Cylinder<BR> (6U0492) D20D AND D250D ARTICULATED TRUCKS STEERING AND BODY HOIST HY

Tailgate Cylinder D20D & D250D ARTICULATED DUMP TRUCKS MACHINE SYSTEMS
Tailgate D20D & D250D ARTICULATED DUMP TRUCKS MACHINE SYSTEMS
Tailgate Cylinder Valve D20D & D250D ARTICULATED DUMP TRUCKS MACHINE SYSTEMS
TOOLS

148-0357 Front Strut Handling Group {0374, 0599, 0632, 0700, 0756} 148-0357 Front Strut Handling Group {0374, 0599, 0632, 0700, 0756}
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
New Fuel Injector Control Linkage{1298} 1993/08/30
New Control Assemblies Used In Fuel Injection Control Groups {1298} 1994/01/17
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

Fuel Injection Control Linkage 3114, 3116 and 3126 Engines for Caterpillar Built Machines

Fuel Injection Control Linkage - Remove 446 and 446B Backhoe Loaders, Lexion 450 Combine, 3114 and 3116 Engines, IT18F Integrated Toolcarrier, D6M Track-Type Tractor and 928F, 950F and 950G Wheel Loaders
Fuel Injection Control Linkage - Install 446 and 446B Backhoe Loaders, Lexion 450 Combine, 3114 and 3116 Engines, IT18F Integrated Toolcarrier, D6M Track-Type Tractor and 928F, 950F and 950G Wheel Loaders

Check The Fuel Injection Control Linkage For A Loose Rivet {1298} 2000/05/15

Inspection and Modification of the 102-7459 Fuel Injection Control Linkage and the 4P-9048 Fuel Injection Control Linkage {1298} Inspection and Modification of the 102-7459 Fuel Injection Control Linkage and the 4P-9048 Fuel Injection Control Linkage {1298}

Loose Rivet In Rack Control Assembly Loose Rivet In Rack Control Assembly
CONTROL GP-FUEL RATIO

Fuel Ratio Control (Types V, VI, and VII) 3114, 3116 and 3126 MUI Engine Governors

Fuel Ratio Control - Adjust 3114 , 3116 and 3126 Engines for Caterpillar Built Machines
FILTER GP-FUEL

Fuel Filter Base 3114, 3116 and 3126 Engines for Caterpillar Built Machines
Fuel Filter and Water Separator 3114, 3116 and 3126 Engines for Caterpillar Built Machines
Fuel Filter (Primary) 3114, 3116 and 3126 Engines for Caterpillar Built Machines

Fuel Filter SUPPLEMENT FOR 3116 ENGINE D20D AND D250D ARTICULATED DUMP T
Fuel Priming Pump &amp; Primary Fuel Filter SUPPLEMENT FOR 3116 ENGINE D20D AND D250D ARTICULATED DUMP T
Fuel Priming Pump and Primary Fuel Filter - Remove and Install 446 and 446B Backhoe Loaders, Lexion 450 Combine, 3114 and 3116 Engines, IT18F Integrated Toolcarrier, D6M Track-Type Tractor and 928F, 950F and 950G Wheel Loaders
Fuel Filter Base - Remove and Install 446 and 446B Backhoe Loaders, Lexion 450 Combine, 3114 and 3116 Engines, IT18F Integrated Toolcarrier, D6M Track-Type Tractor and 928F, 950F and 950G Wheel Loaders

New Larger Capacity Water Separator Is Available{1250} 1979/03/12
Do Not Prefill Secondary Fuel Filter {1261,1290} 1989/05/22
New &quot;High Efficiency&quot; Fuel Filters Help Prevent Worn Injectors{1261} 1995/07/31
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}

All 6I4783 Fuel Filters Need To Be Removed From Parts Stock And Machines In Dealer Inventory Equipped With 3116 Engines All 6I4783 Fuel Filters Need To Be Removed From Parts Stock And Machines In Dealer Inventory Equipped With 3116 Engines

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

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

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}
GOVERNOR GP

Governor Identification - Introduction 3114, 3116 and 3126 MUI Engine Governors
Governor (Type I) 3114, 3116 and 3126 MUI Engine Governors
Governor (Type II) 3114, 3116 and 3126 MUI Engine Governors
Governor (Type III) 3114, 3116 and 3126 MUI Engine Governors
Governor (Type IV) 3114, 3116 and 3126 MUI Engine Governors
Governor (Type V) 3114, 3116 and 3126 MUI Engine Governors
Governor (Type VI) 3114, 3116 and 3126 MUI Engine Governors
Specification 3114, 3116 and 3126 MUI Engine Governors
Governor Performance Data 3114, 3116 and 3126 MUI Engine Governors
Governor (Type VII) 3114, 3116 and 3126 MUI Engine Governors
Governor 3114, 3116 and 3126 Engines for Caterpillar Built Machines

Governor Speed Circuit 3114, 3116 and 3126 MUI Engine Governors
Governor Limiting Circuit (Types I, II, III, and IV) 3114, 3116 and 3126 MUI Engine Governors
Governor Limiting Circuit (Types V, VI, and VII) 3114, 3116 and 3126 MUI Engine Governors
Fuel Ratio Control (Types I and IV) 3114, 3116 and 3126 MUI Engine Governors
Governor Servo (Types I, III, IV, V, VI, and VII) 3114, 3116 and 3126 MUI Engine Governors
Dashpot (Types I, III, IV, V, VI, and VII) 3114, 3116 and 3126 MUI Engine Governors
Governor Bias Spring (Most Types IV, V, and VI) 3114, 3116 and 3126 MUI Engine Governors
Governor Bumper Spring (Some Type IV) 3114, 3116 and 3126 MUI Engine Governors
Dual Horsepower (Type VI) 3114, 3116 and 3126 MUI Engine Governors
Dual Horsepower (Type VII) 3114, 3116 and 3126 MUI Engine Governors
Torque Limiter Device (Some Type V) 3114, 3116 and 3126 MUI Engine Governors

Prepare Calibration Bench for Test Procedure 3114, 3116 and 3126 MUI Engine Governors
Installation of Governor on 1U7326 Governor Calibration Bench 3114, 3116 and 3126 MUI Engine Governors
Governor (Type VII) - Adjust 3114, 3116 and 3126 MUI Engine Governors
Setting the Governor Load Stop Dimension for More Than 9.00 mm 3114, 3116 and 3126 MUI Engine Governors
Governor (Types I, II, IV, and V) - Check 3114, 3116 and 3126 MUI Engine Governors
Throttle Lever Orientation (Types IV, V, VI, VII, and Some III) - Check 3114, 3116 and 3126 MUI Engine Governors
Governor (Type III) - Check 3114, 3116 and 3126 MUI Engine Governors
Governor (Type VI) - Check 3114, 3116 and 3126 MUI Engine Governors
Governor (Type VII) - Check 3114, 3116 and 3126 MUI Engine Governors
Governor (Types I, II, and Some III) - Adjust 3114, 3116 and 3126 MUI Engine Governors
Governor (Types IV and Some III) - Adjust 3114, 3116 and 3126 MUI Engine Governors
Governor (Type V) - Adjust 3114, 3116 and 3126 MUI Engine Governors
Governor (Type VI) - Adjust 3114, 3116 and 3126 MUI Engine Governors
Throttle Lever (Types IV, V, VI, VII, and Some III) - Remove 3114, 3116 and 3126 MUI Engine Governors
Throttle Lever (Types IV, V, VI, VII, and Some III) - Install 3114, 3116 and 3126 MUI Engine Governors

Governor &amp; Fuel Transfer Pump SUPPLEMENT FOR 3116 ENGINE D20D AND D250D ARTICULATED DUMP T
Governor (Type I) - Disassemble 3114, 3116 and 3126 MUI Engine Governors
Governor (Type I) - Assemble 3114, 3116 and 3126 MUI Engine Governors
Governor (Type III) - Disassemble 3114, 3116 and 3126 MUI Engine Governors
Governor (Type III) - Assemble 3114, 3116 and 3126 MUI Engine Governors
Governor (Type IV) - Disassemble 3114, 3116 and 3126 MUI Engine Governors
Governor (Type IV) - Assemble 3114, 3116 and 3126 MUI Engine Governors
Governor (Type V) - Disassemble 3114, 3116 and 3126 MUI Engine Governors
Governor (Type V) - Assemble 3114, 3116 and 3126 MUI Engine Governors
Governor (Type VI) - Disassemble 3114, 3116 and 3126 MUI Engine Governors
Governor (Type VI) - Assemble 3114, 3116 and 3126 MUI Engine Governors
Governor (Type VII) - Disassemble 3114, 3116 and 3126 MUI Engine Governors
Governor (Type VII) - Assemble 3114, 3116 and 3126 MUI Engine Governors
Governor (Type II) - Disassemble 3114, 3116 and 3126 MUI Engine Governors
Governor (Type II) - Assemble 3114, 3116 and 3126 MUI Engine Governors
Governor - Install 446 and 446B Backhoe Loaders, Lexion 450 Combine, 3114 and 3116 Engines, IT18F Integrated Toolcarrier, D6M Track-Type Tractor and 928F, 950F and 950G Wheel Loaders
Governor - Remove 446 and 446B Backhoe Loaders, Lexion 450 Combine, 3114 and 3116 Engines, IT18F Integrated Toolcarrier, D6M Track-Type Tractor and 928F, 950F and 950G Wheel Loaders

Explanation Of Engine High Idle RPM And Correct Adjustment Of Engine Setpoint{1264} 1983/11/07
Comparison Of Fuel Timing Tolerances For Field Settings{1250,1251,1281} 1985/10/28
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
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
Some 4C4462 Sleeve Removal And Installation Groups For Unit Injectors May Contain 4C5562 Reamer Assemblies That Are Dimensionally Incorrect {0782,1290} 1990/05/21
Measuring &quot;Dynamic Rack&quot; Of Unit Injectors{0780} 1993/06/21
New O-Ring Seal Used On Unit Injector Tip Withstands High Temperatures {1290} 1995/11/06
Mechanical Unit Injector Identification Code{1290} 1995/12/18
Improvement Provides Better Sealing For Unit Injectors {1290} 1997/09/01
Lower O-Ring Seal Removed From Mechanical Fuel Injector Group{1290} 1998/03/23
New 173-1530 Injector Seating Tool Group Available {0710,1290} 1999/09/13

Using the 127-3458 Sleeve Replacement Tool Group{1290} Using the 127-3458 Sleeve Replacement Tool Group{1290}

PRODUCT LINE ADDITION: REMAN 3524B HAA ENGINE AVAILABLE FOR 797A & 797B TRUCKS PRODUCT LINE ADDITION: REMAN 3524B HAA ENGINE AVAILABLE FOR 797A & 797B TRUCKS
LINES GP-FUEL

Fuel Filter Lines 3114, 3116 and 3126 Engines for Caterpillar Built Machines

6V3129 Nozzle Puller Group And FT1533 Nozzle Assembly Adapter Can Be Used To Remove Fuel Nozzles{0621,1254} 1981/02/02
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
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
Mechanical Unit Fuel Injector Groups Spill Shield Changed {1290} 1997/06/09
Use 170-9227 Reamer Shims To Aid In Reaming Engine Injector Sleeves {1254} 1999/03/08

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}
LINES GP-FUEL INJECTION

Calibration Fluid for Fuel Nozzle Test Equipment Is Available {1252, 1254} 2008/12/01

Using the 223-2454 Tool Group on 3114, 3116, and 3126 Engines with Mechanical Unit Injectors (MUI){0374, 0599, 0701, 0706, 1251, 1252, 1254} Using the 223-2454 Tool Group on 3114, 3116, and 3126 Engines with Mechanical Unit Injectors (MUI){0374, 0599, 0701, 0706, 1251, 1252, 1254}
METER GP-SERVICE

Self-Powered Hour Meters Available{7480,7450} 1987/02/16
MISCELLANEOUS INFORMATION
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
NOZZLE GP-UNIT INJECTOR
Improvements have been made to Remanufactured Fuel Injectors {1251, 1254, 1290, 1713} 2008/04/07
PUMP GP-FUEL INJECTION

Unit Injector 3114, 3116 and 3126 Engines for Caterpillar Built Machines

Fuel Timing Dimension - Adjust 3114 , 3116 and 3126 Engines for Caterpillar Built Machines
Unit Injector - Adjust 3114 , 3116 and 3126 Engines for Caterpillar Built Machines
Unit Injector Synchronization - Adjust 3114 , 3116 and 3126 Engines for Caterpillar Built Machines

Unit Injector - Remove 446 and 446B Backhoe Loaders, Lexion 450 Combine, 3114 and 3116 Engines, IT18F Integrated Toolcarrier, D6M Track-Type Tractor and 928F, 950F and 950G Wheel Loaders
Unit Injector - Install 446 and 446B Backhoe Loaders, Lexion 450 Combine, 3114 and 3116 Engines, IT18F Integrated Toolcarrier, D6M Track-Type Tractor and 928F, 950F and 950G Wheel Loaders

New Tie Bars Improve Stability Of The Fuel Injection Test Bench{0652} 1977/01/17
Pull the Injector Sleeve with a 139-0692 Sleeve Jaw {0706, 1713} 2000/04/17
Troubleshooting Engines with Mechanical Unit Injection (MUI) {1254} 2006/01/02
Injectors Should Not Be Tested for Proper Operation Prior to Being Installed Into the Engine {1251, 1290} 2009/02/23

Removal and Installation of Unit Injectors on 3114, 3116, and 3126 MUI Engines{1251, 1290} Removal and Installation of Unit Injectors on 3114, 3116, and 3126 MUI Engines{1251, 1290}

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 System - Prime 3114 , 3116 and 3126 Engines for Caterpillar Built Machines

Fuel Priming Pump SUPPLEMENT FOR 3116 ENGINE D20D AND D250D ARTICULATED DUMP T

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} 2012/10/08

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}

Faulty Fuel Priming Pumps on Various Engines Faulty Fuel Priming Pumps on Various Engines
PUMP GP-FUEL TRANSFER

Fuel Transfer Pump 3114, 3116 and 3126 Engines for Caterpillar Built Machines

Fuel Transfer Pump 3114, 3116 and 3126 MUI Engine Governors

Fuel Transfer Pump - Install 446 and 446B Backhoe Loaders, Lexion 450 Combine, 3114 and 3116 Engines, IT18F Integrated Toolcarrier, D6M Track-Type Tractor and 928F, 950F and 950G Wheel Loaders
Fuel Transfer Pump - Remove 446 and 446B Backhoe Loaders, Lexion 450 Combine, 3114 and 3116 Engines, IT18F Integrated Toolcarrier, D6M Track-Type Tractor and 928F, 950F and 950G Wheel Loaders
TANK GP-FUEL
Fuel Tank D20D & D250D ARTICULATED DUMP TRUCKS MACHINE SYSTEMS

Updated Fuel Tank Caps Are Now Available {1273} 2004/03/15
Updated Fuel Tank Caps Are Now Available {1273} 2013/03/22
Welding On Fuel And Hydraulic Tanks {0353, 0679, 1273, 5056, 7000} 2005/12/19
TOOLS
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
170-9227 Shims Will Control Injector Sleeve Reaming {0700, 0703, 0706, 1000} 2000/09/11

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

Hoist Cylinder<BR> (7U6405) D20D AND D250D ARTICULATED TRUCKS STEERING AND BODY HOIST HY
Hoist Cylinder<BR> (7U7400) D20D AND D250D ARTICULATED TRUCKS STEERING AND BODY HOIST HY

Hoist Cylinder D20D & D250D ARTICULATED DUMP TRUCKS MACHINE SYSTEMS

New Hoist Control Valve Used To Improve Hoist Cylinder Operation{5136} 1994/08/22
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} 2011/10/17
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}

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}
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}
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-HOIST

Ball Resolver Valve D20D & D250D ARTICULATED DUMP TRUCKS MACHINE SYSTEMS
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}
MISCELLANEOUS INFORMATION

Relief Valve Tolerance Has Been Changed {5050} 1993/05/17
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

Hydraulic Pumps<BR> (7U7307, 7U6875 and 7U7358) D20D AND D250D ARTICULATED TRUCKS STEERING AND BODY HOIST HY
Compensator Valves D20D AND D250D ARTICULATED TRUCKS STEERING AND BODY HOIST HY

Hydraulic Oil Pump D20D & D250D ARTICULATED DUMP TRUCKS MACHINE SYSTEMS
Supplemental Steering Pump D20D & D250D ARTICULATED DUMP TRUCKS MACHINE SYSTEMS

Orifice Plug In Pressure and Flow Compensator Valve Group For Piston Pump Group Reduces Delay Of Pump Destroke {5070,5083,5086} 1997/07/07
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}

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}
Thermal Spray Procedures for Gear Shafts for Gear Pumps{0679, 5073} Thermal Spray Procedures for Gear Shafts for Gear Pumps{0679, 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} 2010/01/27
SHAFT GP

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

Hydraulic Tank D20D & D250D ARTICULATED DUMP TRUCKS MACHINE SYSTEMS

Correct Hydraulic Tank Breather Must Be Used To Prevent Oil Loss{5056} 1994/11/14
Single Element and Multiple Element Filter Heads are Available for Customized Systems {0738} 2004/03/29

Filter Retaining Spring Needs To Be Installed In The Hydraulic Tank Of Certain D20D And D250D Articulated Trucks Filter Retaining Spring Needs To Be Installed In The Hydraulic Tank Of Certain D20D And D250D Articulated Trucks

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-CONTROL

Hoist Control Valve<BR> (7U7305) - Replaced By (114-2073) D20D AND D250D ARTICULATED TRUCKS STEERING AND BODY HOIST HY

Hoist Control Valve D20D & D250D ARTICULATED DUMP TRUCKS MACHINE SYSTEMS
Steering Control Valve D20D & D250D ARTICULATED DUMP TRUCKS MACHINE SYSTEMS

Testing And Adjusting The Hoist System Pressure{5136} 1995/06/12
VALVE GP-COUNTERBALANCE

Lock Valve<BR> (7U4381) - Replaced By (133-8810) D20D AND D250D ARTICULATED TRUCKS STEERING AND BODY HOIST HY
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 - Remove and Install 446 and 446B Backhoe Loaders, Lexion 450 Combine, 3114 and 3116 Engines, IT18F Integrated Toolcarrier, D6M Track-Type Tractor and 928F, 950F and 950G Wheel Loaders
FILLER GP-ENGINE OIL
Oil Filler SUPPLEMENT FOR 3116 ENGINE D20D AND D250D ARTICULATED DUMP T
FILTER GP-ENGINE OIL

Engine Oil Filter Base 3114, 3116 and 3126 Engines for Caterpillar Built Machines

Engine Oil Filter Base SUPPLEMENT FOR 3116 ENGINE D20D AND D250D ARTICULATED DUMP T
Engine Oil Filter Base - Assemble 446 and 446B Backhoe Loaders, Lexion 450 Combine, 3114 and 3116 Engines, IT18F Integrated Toolcarrier, D6M Track-Type Tractor and 928F, 950F and 950G Wheel Loaders
Engine Oil Filter Base - Disassemble 446 and 446B Backhoe Loaders, Lexion 450 Combine, 3114 and 3116 Engines, IT18F Integrated Toolcarrier, D6M Track-Type Tractor and 928F, 950F and 950G Wheel Loaders
Engine Oil Filter Base - Remove 446 and 446B Backhoe Loaders, Lexion 450 Combine, 3114 and 3116 Engines, IT18F Integrated Toolcarrier, D6M Track-Type Tractor and 928F, 950F and 950G Wheel Loaders
Engine Oil Filter Base - Install 446 and 446B Backhoe Loaders, Lexion 450 Combine, 3114 and 3116 Engines, IT18F Integrated Toolcarrier, D6M Track-Type Tractor and 928F, 950F and 950G Wheel Loaders
Engine Oil Filter Bypass Valve - Remove and Install 446 and 446B Backhoe Loaders, Lexion 450 Combine, 3114 and 3116 Engines, IT18F Integrated Toolcarrier, D6M Track-Type Tractor and 928F, 950F and 950G Wheel Loaders

New High Efficiency Oil Filters are Now Available {1308} 2004/03/22
Torque the Engine Oil Filter Base Properly {1306} 2006/01/02
New High Efficiency Oil Filters are Now Available {1308} 2006/07/03

Engines Assembled with Incorrect Plugs on the Engine Oil Filter Base Engines Assembled with Incorrect Plugs on the Engine Oil Filter Base
LINES GP-ENGINE OIL

A New Outlet Elbow Is Used on Certain C7 Machine Engines {1307} 2013/10/29
MISCELLANEOUS INFORMATION
Oil Total Base Number (TBN) Test Kit Available{1300} 1986/01/20
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} 2006/09/25

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 3114, 3116 and 3126 Engines for Caterpillar Built Machines

Engine Oil Pump - Remove 446 and 446B Backhoe Loaders, Lexion 450 Combine, 3114 and 3116 Engines, IT18F Integrated Toolcarrier, D6M Track-Type Tractor and 928F, 950F and 950G Wheel Loaders
Engine Oil Pump - Disassemble 446 and 446B Backhoe Loaders, Lexion 450 Combine, 3114 and 3116 Engines, IT18F Integrated Toolcarrier, D6M Track-Type Tractor and 928F, 950F and 950G Wheel Loaders
Engine Oil Pump - Assemble 446 and 446B Backhoe Loaders, Lexion 450 Combine, 3114 and 3116 Engines, IT18F Integrated Toolcarrier, D6M Track-Type Tractor and 928F, 950F and 950G Wheel Loaders
Engine Oil Pump - Install 446 and 446B Backhoe Loaders, Lexion 450 Combine, 3114 and 3116 Engines, IT18F Integrated Toolcarrier, D6M Track-Type Tractor and 928F, 950F and 950G Wheel Loaders
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 3116 ENGINE D20D AND D250D ARTICULATED DUMP T
Air Conditioner Condenser SUPPLEMENT FOR 3116 ENGINE D20D AND D250D ARTICULATED DUMP T
Conditioner Dryer SUPPLEMENT FOR 3116 ENGINE D20D AND D250D ARTICULATED DUMP T
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

Air Conditioner System Refrigerant Refill Capacity {7320,7300} 1993/05/17
Bulk Hose Material Is Available For Air Conditioners With R-134a Refrigerant{1808} 1994/07/11
Special Instruction SEHS9734-01 Is Available For Retrofitting R-12 Air Conditioning Systems To R-134a Refrigerant {7320,1809} 1994/12/19
New Bolts Used To Improve Refrigerant Compressor Group Mounting{1802} 1995/05/29
New Cab Air Filters Provide Improved Efficiency and Odor Reduction {7309, 7320, 7342} 2004/08/02
Preparation of Air Conditioner Units for Seasonal Use {7320} 2002/05/27
Nexus Retrofit Air Conditioning and Heating Parts for Other Than Caterpillar Construction Equipment and On-Highway Trucks {7320} 2004/05/17
Refrigerant Identification Instrument is Available {1809} 2006/08/14
Correction to Troubleshooting , "Required Tools" {1808} 2010/10/06
An Air Conditioner Kit for Use When Servicing the Air Conditioning System Is Now Available {7320, 7320} 2012/08/24

Retrofitting Caterpillar R-12 Air Conditioning Systems to R-134a Refrigerant{1802, 1805, 1808, 1809, 7320, 7322, 7342, 7343} Retrofitting Caterpillar R-12 Air Conditioning Systems to R-134a Refrigerant{1802, 1805, 1808, 1809, 7320, 7322, 7342, 7343}
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 System On Certain D20D And D250D Articulated Trucks Product Support Program For Reworking The Air Conditioning System On Certain D20D And D250D Articulated Trucks
CAB GP

Cab SUPPLEMENT FOR 3116 ENGINE D20D AND D250D ARTICULATED DUMP T
Cab D20D & D250D ARTICULATED DUMP TRUCKS MACHINE SYSTEMS
Cab Tilt Cylinder D20D & D250D ARTICULATED DUMP TRUCKS MACHINE SYSTEMS

Tilt Cab Extension Harnesses For Articulated Trucks{1408} 1993/07/12
New Gasket And Grommet Added To Steering Column To Improve Cab Sealing{4309} 1994/05/09
Returning Core Engines For Full Refund {0374} 1995/02/20
Seat Tethers Information and Locations{7324} 1995/10/16
New Elbow And O-ring Seal Available To Eliminate Leaks In Operator Cab Platform Tilt Group {7341} 1997/02/03
New Spacers Added To Cab Mounting Groups Reduce Noise {7301} 1997/07/07
Material for Sound Suppression in the Cab is Available {7301, 7325, 7329, 7330} 2001/01/22
Cab Certification {7323, 7325} 2005/03/21
Ordering a Replacement Operator Protective Structure (OPS) Certification Film {7323, 7325, 7405, 7557} 2007/02/12
Direct Shipping Process and New Packaging for Replacement Glass {7301, 7308, 7310, 7325} 2007/03/26
Use of Dry Lubricant is Recommended {0645, 7301} 2008/07/14
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}
Maintenance Guide For Cab Pressurization on All Caterpillar Products{0374, 0644, 0768, 7301, 7311, 7500} Maintenance Guide For Cab Pressurization on All Caterpillar Products{0374, 0644, 0768, 7301, 7311, 7500}

A Hammer Kit Needs To Be Installed In The Cab Of D20D, D25D, D30D, D40D, D250D, D300D, D350D, And D400D Articulated Trucks A Hammer Kit Needs To Be Installed In The Cab Of D20D, D25D, D30D, D40D, D250D, D300D, D350D, And D400D Articulated Trucks

Cab Recirculation Filters May Have Incorrect Foam Material Cab Recirculation Filters May Have Incorrect Foam Material
CONTROL GP-STEERING

Steering Control Valve<BR> (6E2543) - Service Replaced By (6E6646) D20D AND D250D ARTICULATED TRUCKS STEERING AND BODY HOIST HY

Steering Wheel D20D & D250D ARTICULATED DUMP TRUCKS MACHINE SYSTEMS
DOOR GP

Door Insulation Retention Method Is Improved {7308,7300} 1993/05/17
HEATER GP
Improved Heater Lines Group Increases Service Life{7304} 1993/08/23
INDICATOR GP
New Gauges Available {7450} 2010/07/08
MIRROR GP
Shakeproof Washers Prevent Mirror Support Loosening {7319} 1993/01/18
Mirror Mounting Has Been Changed To Provide Greater Durability{7319,7325} 1993/11/22
MISCELLANEOUS INFORMATION
IRM Announces New Contour Series Operators' Seats{7312,7324} 1991/07/01
New Speedometers And Tachometers Have Different Connections{7462,7463} 1992/10/26
Thicker Spacer Prevents Damage To The Sun Visor{7300} 1992/11/16
Contour Series Operator's Seats Now Have Service Parts{7312} 1993/05/24
Windshield Washer Pumps Must Be Installed Correctly For Acceptable Service Life{7306} 1993/12/13
New Sun Visor Provides Better Glare Protection{7165,7300} 1996/07/01

Product Support Program For Repairing The Contour Seats On Certain D5H, D6H, D7H, D8H, D8N, D9N, And D10N Track Type Tractors; D20D, D250D, D300D, D40D, And D400D Articulated Truckes; 963 And 973 Track Loaders; 936F, 950F, 966F, And 980F Wheel Loaders Product Support Program For Repairing The Contour Seats On Certain D5H, D6H, D7H, D8H, D8N, D9N, And D10N Track Type Tractors; D20D, D250D, D300D, D40D, And D400D Articulated Truckes; 963 And 973 Track Loaders; 936F, 950F, 966F, And 980F Wheel Loaders
MONITOR GP

Improved VisionLink<SUP>TM</SUP> Software Is Now Available for Certain Caterpillar Machines {7601} 2012/06/07
Procedure For Improving Compatibility of Product Link Is Now Available on Caterpillar Machines Equipped with Electronic Monitoring Systems (EMS) {7490, 7606} 2013/04/04

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}
RADIO GP

New 12 Volt AM/FM Radios Are Available {7338} 2000/03/20
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

Change the Frequency Band of Entertainment Radios{7338} Change the Frequency Band of Entertainment Radios{7338}

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 Contour Series Seat

Seat D20D & D250D ARTICULATED DUMP 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 Contour Series Seat
Swivel Seat - Assemble Contour Series Seat
Air Suspension With Toggle Switch Height Adjustment - Disassemble Contour Series Seat
Air Suspension With Toggle Switch Height Adjustment - Assemble Contour Series Seat
Air Suspension With System Air - Disassemble Comfort Series Seat For Caterpillar Machines
Air Suspension With System Air - Assemble Contour Series Seat
Mechanical Suspension With Fixed Damper - Disassemble Contour Series Seat
Mechanical Suspension With Fixed Damper - Assemble Contour Series Seat
Mechanical Suspension With Variable Damper - Disassemble Contour Series Seat
Mechanical Suspension With Variable Damper - Assemble Contour Series Seat
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 Contour Series Seat
Air Suspension With Air Valve Knob Height Adjustment - Assemble Contour Series Seat
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

Special Instruction SEHS9473 Available To Provide Correct Procedure To Remove, Install, and Repair Contour Series Seat {7312,7324} 1993/07/05
Correction to Service Magazine , "New Slider Block Kit Improves Suspension Seat Ride" {7324} 2000/05/15
Longer Seat Belts Can Be Installed If Necessary {7327} 2005/09/19

Contour Series Seat Installation and Repair{7312, 7324} Contour Series Seat Installation and Repair{7312, 7324}
WASHER GP-WINDOW

Washer Pump Assemblies Must Be Primed Properly {7306} 2007/08/06
CONTROL GP-TRANSMISSION

Gearshift Linkage<BR> Adjustment ARTICULATED TRUCK POWER TRAIN

New Gearshift Lever Needs To Be Installed On Certain D20D, D250D, And D300D Articulated Trucks New Gearshift Lever Needs To Be Installed On Certain D20D, D250D, And D300D Articulated Trucks
POWER TRAIN
AXLE GP

Inter-Axle Differentials (7U4078 and 7U4079) ARTICULATED TRUCK POWER TRAIN

Inter-Axle Differential D20D AND D250D ARTICULATED DUMP TRUCKS POWER TRAIN
Drive Shaft, (Transfer Gear Case To Center Axle) D20D AND D250D ARTICULATED DUMP TRUCKS POWER TRAIN
Drive Shaft, (Mid Bearing To Rear Axle) D20D AND D250D ARTICULATED DUMP TRUCKS POWER TRAIN
Axles D20D AND D250D ARTICULATED DUMP TRUCKS POWER TRAIN
Rear Axle Housing D20D AND D250D ARTICULATED DUMP TRUCKS POWER TRAIN

Clarification of the Markings on the Pinion Gear {3256, 3258} 2004/07/26
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}
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-DIFFERENTIAL LOCK

Differential Lock Actuator (7U4227) ARTICULATED TRUCK POWER TRAIN
CONTROL GP-RETARDER
Retarder Control Valve (2P5802) ARTICULATED TRUCK POWER TRAIN

Retarder Control Valve D20D AND D250D ARTICULATED DUMP TRUCKS POWER TRAIN
Retarder D20D AND D250D ARTICULATED DUMP TRUCKS POWER TRAIN
Retarder Control Pressure Reducing Valve D20D & D250D ARTICULATED DUMP TRUCKS MACHINE SYSTEMS
CONTROL GP-TRANSMISSION HYD

Transmission Hydraulic Control Valve Group (9P3058) ARTICULATED TRUCK POWER TRAIN

Transmission Hydraulic Control Valve D20D AND D250D ARTICULATED DUMP TRUCKS POWER TRAIN

A New Transmission Detent Spring Provides Improved Durability {3167} 2002/03/04
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 Groups (9C2207 and 9C3012) ARTICULATED TRUCK POWER TRAIN
Differential and Bevel Gear Groups (8X7580 and 8X7587) ARTICULATED TRUCK POWER TRAIN

Transmission &amp; Output Transfer Drive D20D AND D250D ARTICULATED DUMP TRUCKS POWER TRAIN
Output Transfer Drive D20D AND D250D ARTICULATED DUMP TRUCKS POWER TRAIN
Gear Group-Transfer D20D AND D250D ARTICULATED DUMP TRUCKS POWER TRAIN
Differential &amp; Bevel Gear (FRONT) D20D AND D250D ARTICULATED DUMP TRUCKS POWER TRAIN
Differential &amp; Bevel Gear (CENTER or REAR) D20D AND D250D ARTICULATED DUMP TRUCKS POWER TRAIN

Service Manual Is Available For Servicing The Limited Slip Differential Used In Articulated Trucks{0374,3263} 1993/12/20
New Differential Gears Proved Longer Service Life {3280} 1994/06/06
Improved Limited Slip Differential Thrust Washers And Hardened Discs Improve Service Life {3263} 1997/07/07
Improved Limited Slip Differential Thrust Washers And Hardened Discs Improve Service Life {3263} 1998/02/09
Supplement To &quot;Improved Limited Slip Differential Thrust Washers And Hardened Discs Improve Service Life&quot; {3263} 1998/06/22
Correction to Specifications , "Differential and Bevel Gear Groups (8X7580 and 8X7587)" {3256, 3258} 2003/09/01
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

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

Transmission Oil Filter (6P4603) ARTICULATED TRUCK POWER TRAIN

Transmission Screen D20D AND D250D ARTICULATED DUMP TRUCKS POWER TRAIN
Transmission Oil Filter D20D AND D250D ARTICULATED DUMP TRUCKS POWER TRAIN

Transmission Filter Group Has Been Moved To Improve Serviceability{3154,3179} 1994/10/24
Understanding Transmission Filter Plugging Events {3004, 3067} 2007/04/02
GEAR GP

Output Transfer Drive (7U4155 and 7U4289) ARTICULATED TRUCK POWER TRAIN
Output Transfer Drive (7U8775) ARTICULATED TRUCK POWER TRAIN
Output Transfer Drive (7U6711) ARTICULATED TRUCK POWER TRAIN

Transmission &amp; Output Transfer Drive D20D AND D250D ARTICULATED DUMP TRUCKS POWER TRAIN
Drive Shaft, (Transfer Gear To Mid Bearing) D20D AND D250D ARTICULATED DUMP TRUCKS POWER TRAIN

Holes Drilled Inside The Transfer Gearbox Case Can Improve Oil Flow {3106,3100} 1993/05/17
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
Supplement To Article Titled, &quot;Improved Bearings Used In Output Transfer Gear Group&quot;{3159} 1998/03/23
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}
MISCELLANEOUS INFORMATION

Planetary Transmission (8P7901 and 6Y4419) ARTICULATED TRUCK POWER TRAIN
Transmission Selector and Pressure Control Valve (9P3059) ARTICULATED TRUCK POWER TRAIN
Transmission Charging/Scavenge Pump (8P8208) ARTICULATED TRUCK POWER TRAIN
Transmission Charging/Scavenge Pump (1T1810) ARTICULATED TRUCK POWER TRAIN
Transmission Mountings - D25D, D30D and D350D ARTICULATED TRUCK POWER TRAIN
Transmission Mountings - D300D ARTICULATED TRUCK POWER TRAIN
Transmission Mountings - D20D and D250D ARTICULATED TRUCK POWER TRAIN

New Planetary Carrier Improves Service Life{3186} 1993/06/21
New Universal Joint Groups Have Improved Sealing{3251,3253} 1994/02/14
New Driveline Yokes Have Improved Sealing And Seal Protection{3253,3250} 1994/10/10
New Universal Joint Group Gives Improved Service Life{3253,3251} 1995/05/22

Product Support Program For Installing New Drive Line Yokes On Certain D20D, D25D, D30D, D40D, D250D, D300D, D350D, And D400D Articulated Trucks Product Support Program For Installing New Drive Line Yokes On Certain D20D, D25D, D30D, D40D, D250D, D300D, D350D, And D400D Articulated Trucks
PUMP GP

Scavenge &amp; Transmission Oil Pump D20D AND D250D ARTICULATED DUMP TRUCKS POWER TRAIN

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

Retarder and Torque Converter Group (6Y4911, 9W7710, 8E4093 and 6Y5892) ARTICULATED TRUCK POWER TRAIN
SCREEN GP

Torque Converter Screen D20D AND D250D ARTICULATED DUMP TRUCKS POWER TRAIN
SEAL GP-DUO-CONE

Final Drive Duo-Cone Seal Assembly Information Update {7561} 2010/04/15
SHAFT GP
New Drive Shafts Give Longer Service Life {3253,3250} 1993/06/14
New Spider And Bearing (Lubed-For-Life) Now Available For Drive Shafts {3251} 1993/10/04
Drive Shaft Lubrication Requirements{3253} 1994/10/03
Dual Access Grease Fittings Are Available For Drive Shaft Spider Assemblies {3251,3253} 1995/02/13
Orientation of the Lip Seals in Hitch Drive Shaft Groups {3253} 2002/01/07
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 Group (6T1881 and 6Y5964) ARTICULATED TRUCK POWER TRAIN
Torque Converter Group (1T1886) ARTICULATED TRUCK POWER TRAIN
Torque Converters (6Y4910, 9W7711, 6T1882, 6Y5965 and 6Y5893) ARTICULATED TRUCK POWER TRAIN
Torque Converter (1T1885) ARTICULATED TRUCK POWER TRAIN
Torque Converter Outlet Relief Valve (2P3675) ARTICULATED TRUCK POWER TRAIN
Torque Converter Lock Up Selector Valves (9P1495 and 6Y0620) ARTICULATED TRUCK POWER TRAIN

Torque Converter D20D AND D250D ARTICULATED DUMP TRUCKS POWER TRAIN
Torque Converter Pump Drive Gears D20D AND D250D ARTICULATED DUMP TRUCKS POWER TRAIN
Torque Converter Accessory Drive Gear D20D AND D250D ARTICULATED DUMP TRUCKS POWER TRAIN
Torque Converter Outlet Relief Valve D20D AND D250D ARTICULATED DUMP TRUCKS POWER TRAIN
Torque Converter Selector Valve D20D AND D250D ARTICULATED DUMP TRUCKS POWER TRAIN

The Torque Converter Group is Updated {3101} 2008/01/28
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}
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 Torque Converter Stator Wheels{3101, 3129} Repair of Torque Converter Stator Wheels{3101, 3129}
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 Pump Gear Drive Inside Diameter{0679, 3101} Thermal Spray Procedures for Pump Gear Drive Inside Diameter{0679, 3101}
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 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 Control Linkage D20D AND D250D ARTICULATED DUMP TRUCKS POWER TRAIN
Transmission D20D AND D250D ARTICULATED DUMP TRUCKS POWER TRAIN

Improved Leaf Spring Used In the Transmission Control Group Improve Service Life{3156} 1994/03/28
Improved Retaining Ring Is Now Used in the Transmission Planetary Group on Certain Caterpillar Machines {3030, 3160} 2013/09/24

Product Support Program For Installing A New 131-2975 Spring In The Transmission Control Group On Certain D20D, D250D, And D300D Articulated Trucks Product Support Program For Installing A New 131-2975 Spring In The Transmission Control Group On Certain D20D, D250D, And D300D Articulated Trucks

The Retaining Ring May Fail On Certain CAT Machines{3160} The Retaining Ring May Fail On Certain CAT Machines{3160}

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-MANIFOLD & REDUCING

Reducing Valve Group (9P3060) ARTICULATED TRUCK POWER TRAIN
WHEEL & FINAL DRIVE GP

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

Tires &amp; Rims D20D AND D250D ARTICULATED DUMP TRUCKS POWER TRAIN

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
SERVICE EQUIPMENT AND SUPPLIES
CHARTS & FILMS
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
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

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

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

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

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
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
Caution Label Added To 5P4150 Nozzle Testing Group{0651} 1979/07/09
A New SEPD0208 Special Edition Service Magazine Available For &quot;D&quot; Series Articulated Trucks{0374} 1994/07/25
New Troubleshooting Guide Available{0374} 1997/10/27
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

PRODUCT IMPROVEMENT PROGRAM FOR REMOVING 5P8194 RETAINING RINGS FROM DEALER PART STOCK PRODUCT IMPROVEMENT PROGRAM FOR REMOVING 5P8194 RETAINING RINGS FROM DEALER PART STOCK
Certain 2U6731 Leaf Springs Need To Be Removed From Parts Stock Certain 2U6731 Leaf Springs Need To Be Removed From Parts Stock
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

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} 2004/06/28
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}
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}

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} 2004/03/22
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

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}
STEERING SYSTEM
LINES GP

Anticavitation Valve D20D & D250D ARTICULATED DUMP TRUCKS MACHINE SYSTEMS

Steering Hoses With O-ring Face Seal Fittings Available {4304,4300} 1993/05/17
MISCELLANEOUS INFORMATION
Remote Grease Fittings Added To Steering Cylinders{4303,4300} 1993/05/24
PUMP GP-METERING

Hand Metering Unit<BR> (9T9433) - Replaced By (119-8766) D20D AND D250D ARTICULATED TRUCKS STEERING AND BODY HOIST HY
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}
VALVE GP

Steering Double Check Valve D20D & D250D ARTICULATED DUMP TRUCKS MACHINE SYSTEMS

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

Steering Cylinder<BR> (7U6404) D20D AND D250D ARTICULATED TRUCKS STEERING AND BODY HOIST HY

Steering Cylinder D20D & D250D ARTICULATED DUMP TRUCKS MACHINE SYSTEMS
PUMP GP
Hand Metering Pump D20D & D250D ARTICULATED DUMP TRUCKS MACHINE SYSTEMS
SUSPENSION SYSTEM
ACCUMULATOR GP

Accumulator<BR> (2U7538) D20D AND D250D ARTICULATED TRUCK SUSPENSION SYSTEMS

New Front Suspension Accumulator Charge Valve And Cover Guard Improve Service Life {5081,7182} 1997/02/03

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

Replacement Flow Control Valve is Available {7218} 2013/02/14

O-ring Seal In The 7U2724, 7U4065 And 7U9503 Check Valve Groups (Restrictor Valve) May Leak O-ring Seal In The 7U2724, 7U4065 And 7U9503 Check Valve Groups (Restrictor Valve) May Leak
SUSPENSION GP

Front Suspension Cylinder<BR> (7U7230) D20D AND D250D ARTICULATED TRUCK SUSPENSION SYSTEMS

Front Suspension Cylinder D20D & D250D ARTICULATED DUMP TRUCKS MACHINE SYSTEMS

Removing And Installing Front Suspension Cylinders {7201,7200} 1994/01/24
New Front Suspension Arms Now Used To Increase Service Life {7200} 1996/10/14
CYLINDER GP
Improved End Cap With Seal Retainer Ring Added To Improve Service Life Of Seal{7201} 1994/05/23
Improved Suspension Cylinder Spherical Ball Joint Bearing Gives Longer Service Life {7201} 1995/07/03

Product Support Program For Replacing The Front Strut Seals And Related Parts On Certain D20D And D250D Articulated Trucks Product Support Program For Replacing The Front Strut Seals And Related Parts On Certain D20D And D250D Articulated Trucks
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}





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10-08-2017