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CHALLENGER
75C CHALLENGER 4KK



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AIR INLET AND EXHAUST SYSTEM
AFTERCOOLER GP

Aftercooler Core And Housing 3306 VEHICULAR ENGINE FOR CHALLENGER 65 TRACTOR
Aftercooler 3176 VEHICULAR ENGINE FOR CHALLENGER 75 TRACTORS
Aftercooler SUPPLEMENT - 3176B ENGINE SUPPLEMENT FOR CHALLENGER 75C AND

Field Repair Of Cooler Cores Made Of Aluminium{1063,1374,1375} 1977/09/05
Air-To-Air Aftercooler Assembly Mounting Brackets Improved{1063} 1994/02/14
AIR CLEANER GP

Air Cleaner Group And Exhaust Extension 3176B ENGINE FOR CATERPILLAR BUILT MACHINES

Air Cleaner Filter 3306 VEHICULAR ENGINE FOR CHALLENGER 65 TRACTOR
Air Cleaner Group 3306 VEHICULAR ENGINE FOR CHALLENGER 65 TRACTOR
Muffler & Air Cleaner Assembly 3176 VEHICULAR ENGINE FOR CHALLENGER 75 TRACTORS
Air Cleaner Filter 3306 ENGINE SUPPLEMENT FOR CHALLENGER 65C & 70C AGRICULTURAL
Air Conditioner Filter 3306 ENGINE SUPPLEMENT FOR CHALLENGER 65C & 70C AGRICULTURAL
Pre-Cleaner SUPPLEMENT - 3176B ENGINE SUPPLEMENT FOR CHALLENGER 75C AND
Air Cleaner SUPPLEMENT - 3176B ENGINE SUPPLEMENT FOR CHALLENGER 75C AND

Exhaust Dust Ejector Operation{1055,1068} 1994/09/26
Catalytic Converter And Exhaust Conditioning Products Available{1091} 1995/01/16
Components Available To Strengthen Engine Air Inlet System {1055,1071} 1998/01/05
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}

Product Support Program For Replacing The Intake Air Cleaner And Exhaust Supports On Certain Challenger 75C , 75D, 85C And 85D Tractors Product Support Program For Replacing The Intake Air Cleaner And Exhaust Supports On Certain Challenger 75C , 75D, 85C And 85D Tractors
EXHAUST GP

New 6V7059 Micrometer Measures Liner Top Flange And Valve Lip {0653,1216,1105} 1982/11/29
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}

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

Air Line Group 3176B ENGINE FOR CATERPILLAR BUILT MACHINES

The Engine Air Inlet Lines On Certain Challenger 65C And Challenger 75C Tractors Need To Be Reworked The Engine Air Inlet Lines On Certain Challenger 65C And Challenger 75C Tractors Need To Be Reworked
MANIFOLD GP-EXHAUST

Exhaust Manifold 3176 VEHICULAR DIESEL ENGINE
Exhaust Manifold 3176B ENGINE FOR CATERPILLAR BUILT MACHINES

Exhaust Manifold 3306 VEHICULAR ENGINE FOR CHALLENGER 65 TRACTOR
Exhaust Manifold 3176 VEHICULAR ENGINE FOR CHALLENGER 75 TRACTORS
Exhaust Manifold SUPPLEMENT - 3176B ENGINE SUPPLEMENT FOR CHALLENGER 75C AND

New Exhaust Flex Hose Used To Avoid Leaks From System Vibration{1058} 1994/10/10
MANIFOLD GP-INLET

Intake Manifold 3176 VEHICULAR ENGINE FOR CHALLENGER 75 TRACTORS
Intake Manifold SUPPLEMENT - 3176B ENGINE SUPPLEMENT FOR CHALLENGER 75C AND

New Air Intake Flex Hose Used To Avoid Leaks From System Vibration{1058} 1994/05/09
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
MUFFLER GP

Muffler SUPPLEMENT - 3176B ENGINE SUPPLEMENT FOR CHALLENGER 75C AND

Special Instruction SEHS9931 Available for Improving Sound Reduction on "C" Series Challenger Agricultural Tractors {7329,7261,1062} 1996/03/18

Sound Reduction For "C" Series Challenger Agricultural Tractors{7329, 7261, 1062} Sound Reduction For "C" Series Challenger Agricultural Tractors{7329, 7261, 1062}
TURBOCHARGER GP

Turbocharger (S3B) 3176 VEHICULAR DIESEL ENGINE
Turbocharger (S3B) 3176B ENGINE FOR CATERPILLAR BUILT MACHINES

Turbocharger 3306 VEHICULAR ENGINE FOR CHALLENGER 65 TRACTOR
Turbocharger 3176 VEHICULAR ENGINE FOR CHALLENGER 75 TRACTORS
Turbocharger SUPPLEMENT - 3176B ENGINE SUPPLEMENT FOR CHALLENGER 75C AND

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 Hose In Turbocharger Oil Lines Group Resists Deterioration Caused By Heat {1307} 1992/03/09
New Compressor Cover Reduces Turbocharger Noise{1060,1052,1801} 1996/11/18
Special Instruction, SEHS9926, "Installation of Turbocharger Debris Shields" Available {7263,7154,7158} 1996/11/25
Check Turbocharger Seals If There Is A Sudden Increase In Crankcase Blowby {1052,1317} 1996/12/02
New Tube Assembly And Associated Hardware In The Engine Turbocharger Oil Lines Group {1307} 1997/02/24
A Revised Special Instruction Provides Information on Service Replacement of the Turbocharger (for Turbocharged Engines Only) {1052} 2002/12/09
Policy for Reusing the Turbocharger Turbine Housing {1065} 2003/07/14
Prevent the Possibility of Contamination in order to Ensure Longer Life of Turbochargers {1052} 2003/12/15
Magnetic Cover for the Turbocharger Oil Supply Line {1052, 1307} 2006/02/06
Packaging the Turbocharger {1052} 2007/02/26
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}
Installation of Turbocharger Debris Shields{7263, 7154, 7158} Installation of Turbocharger Debris Shields{7263, 7154, 7158}
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}

CATERPILLAR REMAN PRODUCTS GROUP ANNOUNCES EXPANDED TURBOCHARGER COVERAGE FOR CERTAIN ENGINE MODELS CATERPILLAR REMAN PRODUCTS GROUP ANNOUNCES EXPANDED TURBOCHARGER COVERAGE FOR CERTAIN ENGINE MODELS
AFTERTREATMENT GP

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

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

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

Sleeve-Type Ring Compressors Can Be Used For Installation Of Pistons From The Bottom Of The Engine{0622} 1978/08/21
New Freon Compressor Mounting Bracket Used {1154,1802} 1993/10/11
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
BELT TIGHTENER GP

V-Belts SUPPLEMENT - 3176B ENGINE SUPPLEMENT FOR CHALLENGER 75C AND
CAMSHAFT GP

Camshaft Group 3176 VEHICULAR DIESEL ENGINE
Camshaft Group 3176B ENGINE FOR CATERPILLAR BUILT MACHINES

Camshaft 3306 VEHICULAR ENGINE FOR CHALLENGER 65 TRACTOR
Camshaft Bearings 3306 VEHICULAR ENGINE FOR CHALLENGER 65 TRACTOR
Camshaft Assembly 3176 VEHICULAR ENGINE FOR CHALLENGER 75 TRACTORS
Camshaft Assembly 3176B ENGINE FOR CATERPILLAR BUILT MACHINES

New 8T2998 Lubricant Available{0645,1210} 1986/02/17
Correct Installation Of Valve Lifters On The Camshaft Is Very Important To Prevent Failures{1209} 1977/05/16
Procedure To Repair Oil Leak At Rear Camshaft Cover{1221} 1992/03/02
New Camshaft Gasket Used In Engine Front Housing Group {1150,1162,1166} 1998/06/29
Be Sure To Use Correct Stub Shaft When Replacing Cam Idler Gear {1234,1212} 1998/11/23

Product Support Program For Timing Gear Housing Gasket Leaks On Certain Challenger 75 Tractors And 3176 Truck Engines Product Support Program For Timing Gear Housing Gasket Leaks On Certain Challenger 75 Tractors And 3176 Truck Engines
CRANKSHAFT GP

Crankshaft 3176 VEHICULAR DIESEL ENGINE
Crankshaft Seals 3176 VEHICULAR DIESEL ENGINE
Connecting Rod And Main Bearing Journals 3176 VEHICULAR DIESEL ENGINE
Crankshaft 3176B ENGINE FOR CATERPILLAR BUILT MACHINES
Crankshaft Seals 3176B ENGINE FOR CATERPILLAR BUILT MACHINES
Connecting Rod And Main Bearing Journals 3176B ENGINE FOR CATERPILLAR BUILT MACHINES

Crankshaft 3306 VEHICULAR ENGINE FOR CHALLENGER 65 TRACTOR
Install Crankshaft 3306 VEHICULAR ENGINE FOR CHALLENGER 65 TRACTOR
Crankshaft Main Bearings 3306 VEHICULAR ENGINE FOR CHALLENGER 65 TRACTOR
Crankshaft Front Seal And Wear Sleeve 3306 VEHICULAR ENGINE FOR CHALLENGER 65 TRACTOR
Crankshaft Rear Seal And Wear Sleeve 3306 VEHICULAR ENGINE FOR CHALLENGER 65 TRACTOR
Crankshaft Front Seal 3176 VEHICULAR ENGINE FOR CHALLENGER 75 TRACTORS
Crankshaft Main Bearings 3176 VEHICULAR ENGINE FOR CHALLENGER 75 TRACTORS
Crankshaft 3176 VEHICULAR ENGINE FOR CHALLENGER 75 TRACTORS
Crankshaft Rear Seal Assembly 3176 VEHICULAR ENGINE FOR CHALLENGER 75 TRACTORS
Crankshaft 3176B ENGINE FOR CATERPILLAR BUILT MACHINES
Crankshaft Front Seal Assembly 3176B ENGINE FOR CATERPILLAR BUILT MACHINES
Crankshaft Main Bearings 3176B ENGINE FOR CATERPILLAR BUILT MACHINES
Crankshaft Rear Seal Assembly 3176B ENGINE FOR CATERPILLAR BUILT MACHINES

Engine Storage; Engine Start-Up After Storage{1000} 1982/02/22
Use 6V6035 Hardness Tester On Crankshafts{0651,1202} 1982/02/22
Inspection Marks On Bearings{7551,1230,1226,1203,1219,1227} 1982/05/03
6V6142 And 6V6143 Installers Can Be Used To Install Crankshaft Seals And Wear Sleeves{0622,0626,1160,1161} 1982/11/01
Procedure To Clean Oil Passages In Crankshafts And Cylinder Blocks{0622,0675,1201,1202} 1983/05/16
Reuse Of Engine Bearings{1230} 1983/05/16
Crankshaft Failures{1202,1230} 1983/11/21
Reuse Of Engine Bearings{1230,1219,1203} 1983/11/21
Remanufactured Undersize Crankshafts Are Available{1202} 1983/11/21
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
Be Sure To Heat The Gear To The Correct Temperature When Installing The Crankshaft Gear {1204} 1998/06/29
Use the 171-7212 Wear Sleeve to Repair the Crankshaft Hub {1160} 2011/09/20
40 Power Microscope is Available for Inspecting Bearing Journals on Crankshafts {0777, 1202} 2006/01/16
The Maximum Temperature for Heating the Crankshaft Gear for Installation has Changed {1202, 1204} 2005/11/14

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 Group 3176 VEHICULAR DIESEL ENGINE
Spacer Block 3176 VEHICULAR DIESEL ENGINE
Cylinder Liners 3176 VEHICULAR DIESEL ENGINE
Cylinder Block Group 3176B ENGINE FOR CATERPILLAR BUILT MACHINES
Spacer Block 3176B ENGINE FOR CATERPILLAR BUILT MACHINES
Cylinder Liners 3176B ENGINE FOR CATERPILLAR BUILT MACHINES

Spacer Plate 3306 VEHICULAR ENGINE FOR CHALLENGER 65 TRACTOR
Cylinder Liners 3306 VEHICULAR ENGINE FOR CHALLENGER 65 TRACTOR
Underframe 3176 VEHICULAR ENGINE FOR CHALLENGER 75 TRACTORS
Piston Cooling Jets 3176 VEHICULAR ENGINE FOR CHALLENGER 75 TRACTORS
Cylinder Pack 3176 VEHICULAR ENGINE FOR CHALLENGER 75 TRACTORS
Spacer Block 3176 VEHICULAR ENGINE FOR CHALLENGER 75 TRACTORS
Measuring Main Bearing Clearances 3176 VEHICULAR ENGINE FOR CHALLENGER 75 TRACTORS
Piston Cooling Jets 3176B ENGINE FOR CATERPILLAR BUILT MACHINES
Spacer Block 3176B ENGINE FOR CATERPILLAR BUILT MACHINES
Cylinder Pack 3176B ENGINE FOR CATERPILLAR BUILT MACHINES
Measuring Main Bearing Clearances 3176B ENGINE FOR CATERPILLAR BUILT MACHINES

Use Of A Flex-Hone For Cylinder Liner Reconditioning{0664,0674,1216} 1981/12/21
Use New Special Instruction To Install 5P6595 Insert In Cylinder Liner Seats{1216,0621} 1982/05/03
Service Information For Easier Use Of The 6V3100 Timing Indicator Group{0651,1250,1156,1157} 1982/10/11
Use FT1711 Light Table For Cylinder Liner Inspection {0652,1216} 1982/11/29
New Indicator Instrument Group Available To Measure Crankcase Blowby And Radiator Air Velocity{0781,1200,1350} 1986/10/27
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
Fuel Sulfur-Your Diesel's Silent Enemy{0375,1280} 1979/12/17
Procedure For Putting 9U5839 Liquid Gasket Material On Cylinder Liner {1216} 1992/04/06
Cylinder Pack Puller Groups Improved {0705,1239} 1993/01/18
New Cylinder Liner And Seal Eliminates Use Of Sealant {1216} 1993/10/04
New Cylinder Head, Spacer Block, And Head Gasket Available {1101,1124,1221} 1993/10/18
Longer Bolts Required With New Spacer Block {1124} 1993/10/18
Engine Block Provides Improved Grounding To Frame Grounding Cable{1201,1405,1406,7423} 1996/09/09

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}
Cylinder Block Cleaning Procedure{1201} Cylinder Block Cleaning Procedure{1201}
Using 5P4175 Boring Tool Group And 5P1618 Tool Arrangement{0672, 1200} Using 5P4175 Boring Tool Group And 5P1618 Tool Arrangement{0672, 1200}

PRODUCT IMPROVEMENT PROGRAM FOR REMOVING CERTAIN 0R9661, 0R8209, 10R1491, and 0R9680 SHORT BLOCKS FROM DEALER PART STOCK. PRODUCT IMPROVEMENT PROGRAM FOR REMOVING CERTAIN 0R9661, 0R8209, 10R1491, and 0R9680 SHORT BLOCKS FROM DEALER PART STOCK.

Engine Aluminum Spacer Deck Pitting Engine Aluminum Spacer Deck Pitting

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

Inspection, Measurement, and Salvage of Spacer Block for 3176 Engines Inspection, Measurement, and Salvage of Spacer Block for 3176 Engines
Specifications for Cylinder Liner Measurement and Salvage in 3176 Family of Engines Specifications for Cylinder Liner Measurement and Salvage in 3176 Family of Engines
Procedure to Install Inserts for the Top Deck on 3300, 3176, and D-Series Engines{0672, 0705, 0762, 1201, 1217} Procedure to Install Inserts for the Top Deck on 3300, 3176, and D-Series Engines{0672, 0705, 0762, 1201, 1217}
CYLINDER HEAD GP

Valves 3176 VEHICULAR DIESEL ENGINE
Cylinder Head 3176 VEHICULAR DIESEL ENGINE
Valves 3176B ENGINE FOR CATERPILLAR BUILT MACHINES
Cylinder Head 3176B ENGINE FOR CATERPILLAR BUILT MACHINES

Valve Cover 3306 VEHICULAR ENGINE FOR CHALLENGER 65 TRACTOR
Rocker Shaft And Push Rods 3306 VEHICULAR ENGINE FOR CHALLENGER 65 TRACTOR
Cylinder Head 3306 VEHICULAR ENGINE FOR CHALLENGER 65 TRACTOR
Valves 3306 VEHICULAR ENGINE FOR CHALLENGER 65 TRACTOR
Valve Guides 3306 VEHICULAR ENGINE FOR CHALLENGER 65 TRACTOR
Valve Seat Inserts 3306 VEHICULAR ENGINE FOR CHALLENGER 65 TRACTOR
Water Directors 3306 VEHICULAR ENGINE FOR CHALLENGER 65 TRACTOR
Valve Covers & Valve Cover Bases 3176 VEHICULAR ENGINE FOR CHALLENGER 75 TRACTORS
Cylinder Head Assembly 3176 VEHICULAR ENGINE FOR CHALLENGER 75 TRACTORS
Valves 3176 VEHICULAR ENGINE FOR CHALLENGER 75 TRACTORS
Valve Guides 3176 VEHICULAR ENGINE FOR CHALLENGER 75 TRACTORS
Valve Seats 3176 VEHICULAR ENGINE FOR CHALLENGER 75 TRACTORS
Valves 3176B ENGINE FOR CATERPILLAR BUILT MACHINES
Valve Seat Inserts 3176B ENGINE FOR CATERPILLAR BUILT MACHINES
Valve Covers & Valve Cover Base 3176B ENGINE FOR CATERPILLAR BUILT MACHINES
Cylinder Head Assembly 3176B ENGINE FOR CATERPILLAR BUILT MACHINES
Valve Springs 3176B ENGINE FOR CATERPILLAR BUILT MACHINES
Valve Guides 3176B ENGINE FOR CATERPILLAR BUILT MACHINES

Vacuum Tester Checks For Leaks Between Valve Face and Seat{0651,1103,1105} 1982/09/06
Engine Valve Stem "Use Again" Specifications{0653,1105} 1983/02/28
Valve Damage Can Be Caused By Short Intervals Of Engine Operation In Very Cold Temperatures{1105,1208} 1983/10/17
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 Exhaust Valves Are Used In Caterpillar Remanufactured Cylinder Heads{1105,1101} 1990/10/08
New Cylinder Head Gasket Used{1124} 1992/11/30
New Unit Injector Sleeve Used In Cylinder Head Groups{1125} 1992/11/30
The Engine Valve Cover Base Gasket Is Reusable {1120} 1996/09/02
Caterpillar Warranty Claims on Cylinder Head Valves {1105} 2005/10/03

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}
Removal Of Broken Head Bolts On 3176 Engines Without Removing The Aluminum Spacer Deck{1100} Removal Of Broken Head Bolts On 3176 Engines Without Removing The Aluminum Spacer Deck{1100}

Remove All 1159407, 1159410, 1382554 And 1382555 Bridge Assemblies From Parts Stock Remove All 1159407, 1159410, 1382554 And 1382555 Bridge Assemblies From Parts Stock
All 148-2048 And 126-0065 Head Gaskets Need To Be Removed From Parts Stock All 148-2048 And 126-0065 Head Gaskets Need To Be Removed From Parts Stock

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}
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}
Specifications for Cylinder Head Assemblies on 3176 and 3196 Engines{1100} Specifications for Cylinder Head Assemblies on 3176 and 3196 Engines{1100}
Using the 9U-5383 Vacuum Tester {0774, 0781, 1000, 1100} Using the 9U-5383 Vacuum Tester {0774, 0781, 1000, 1100}
DAMPER GP

Damper Group 3176 VEHICULAR DIESEL ENGINE
Damper Group 3176B ENGINE FOR CATERPILLAR BUILT MACHINES

Vibration Damper And Pulley 3306 VEHICULAR ENGINE FOR CHALLENGER 65 TRACTOR
Damper & Pulley Group 3176 VEHICULAR ENGINE FOR CHALLENGER 75 TRACTORS
Vibration Damper & Pulley 3306 ENGINE SUPPLEMENT FOR CHALLENGER 65C & 70C AGRICULTURAL
Damper & Pulley Group 3176B ENGINE FOR CATERPILLAR BUILT MACHINES

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

Fan Drive Group 3176 VEHICULAR DIESEL ENGINE
Fan Drive Mounting Group 3176 VEHICULAR DIESEL ENGINE
Fan Drive Group 3176B ENGINE FOR CATERPILLAR BUILT MACHINES

Fan And Fan Drive 3306 VEHICULAR ENGINE FOR CHALLENGER 65 TRACTOR
Fan Drive 3306 VEHICULAR ENGINE FOR CHALLENGER 65 TRACTOR
Fan Drive 3176 VEHICULAR ENGINE FOR CHALLENGER 75 TRACTORS
V-Belts 3176 VEHICULAR ENGINE FOR CHALLENGER 75 TRACTORS
Fan & Fan Drive 3306 ENGINE SUPPLEMENT FOR CHALLENGER 65C & 70C AGRICULTURAL
Fan Drive 3306 ENGINE SUPPLEMENT FOR CHALLENGER 65C & 70C AGRICULTURAL
Fan Drive SUPPLEMENT - 3176B ENGINE SUPPLEMENT FOR CHALLENGER 75C AND
DRIVE GP-WATER PUMP
Water Pump SUPPLEMENT - 3176B ENGINE SUPPLEMENT FOR CHALLENGER 75C AND

New Water Pump Available{1350,1361} 1998/06/15
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}
FLYWHEEL GP

Flywheel Runout 3176 VEHICULAR DIESEL ENGINE
Flywheel Housing Runout 3176 VEHICULAR DIESEL ENGINE
Flywheel Housing Bore 3176 VEHICULAR DIESEL ENGINE
Flywheel Group 3176 VEHICULAR DIESEL ENGINE
Flywheel Group 3176B ENGINE FOR CATERPILLAR BUILT MACHINES

Flywheel 3306 VEHICULAR ENGINE FOR CHALLENGER 65 TRACTOR
Flywheel 3176 VEHICULAR ENGINE FOR CHALLENGER 75 TRACTORS
Flywheel Housing 3176 VEHICULAR ENGINE FOR CHALLENGER 75 TRACTORS
Flywheel 3176B ENGINE FOR CATERPILLAR BUILT MACHINES
Flywheel Housing 3176B ENGINE FOR CATERPILLAR BUILT MACHINES

Finding Top Center Position For Number 1 Piston{1156} 1999/02/01
Life of the Drive Coupling has been Improved by Changes to the Flywheel {1156} 2001/02/26

Specifications to Machine Reaction Faces of Flywheel Assemblies on 3176/C10 and 3196/C12 Engines{1156} Specifications to Machine Reaction Faces of Flywheel Assemblies on 3176/C10 and 3196/C12 Engines{1156}
GEAR GP

Front Gear Group 3176 VEHICULAR DIESEL ENGINE
Front Gear Group 3176B ENGINE FOR CATERPILLAR BUILT MACHINES

Timing Gear Cover 3306 VEHICULAR ENGINE FOR CHALLENGER 65 TRACTOR
Timing Gears And Plate 3306 VEHICULAR ENGINE FOR CHALLENGER 65 TRACTOR

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

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 Group 3176 VEHICULAR DIESEL ENGINE
Front Housing Group 3176B ENGINE FOR CATERPILLAR BUILT MACHINES

Front Timing Cover 3176 VEHICULAR ENGINE FOR CHALLENGER 75 TRACTORS
Front Timing Cover 3176B ENGINE FOR CATERPILLAR BUILT MACHINES

A Gasket on the Front Cover Has Been Improved {1151} 2000/11/13
LIFTER GP
Replacing Lifters for the Unit Injectors {1209, 1290} 2006/06/12
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
Improved Alternator Groups Now Available{1405} 1998/05/04
Identification Of External Terminals On Alternators {1405,1406,1400} 1998/12/07
MOUNTING GP-ENGINE

Support Group-Engine (Front) 3176 VEHICULAR DIESEL ENGINE

Engine Front Support 3306 VEHICULAR ENGINE FOR CHALLENGER 65 TRACTOR
Engiee Rear Mounting Plate 3306 VEHICULAR ENGINE FOR CHALLENGER 65 TRACTOR
Front Engine Support 3176 VEHICULAR ENGINE FOR CHALLENGER 75 TRACTORS
Front Engine Support 3176B ENGINE FOR CATERPILLAR BUILT MACHINES

New Front Engine Support Available For Parts Service{1153} 1994/08/08
PAN GP-OIL

Oil Pan Group 3176 VEHICULAR DIESEL ENGINE
Oil Pan Group 3176B ENGINE FOR CATERPILLAR BUILT MACHINES

Oil Pan 3306 VEHICULAR ENGINE FOR CHALLENGER 65 TRACTOR
Oil Pan Plate 3306 VEHICULAR ENGINE FOR CHALLENGER 65 TRACTOR
Oil Pan 3176 VEHICULAR ENGINE FOR CHALLENGER 75 TRACTORS
Oil Pan 3176B ENGINE FOR CATERPILLAR BUILT MACHINES

Engine Oil Pan Gasket Is Reusable {1302} 1996/09/02
Spanner Wrench is Available for Ecology Drain Valves {1302, 1353, 1372, 5076, 5613} 2006/03/20

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

Connecting Rods 3176 VEHICULAR DIESEL ENGINE
Pistons And Rings 3176 VEHICULAR DIESEL ENGINE
Connecting Rods 3176B ENGINE FOR CATERPILLAR BUILT MACHINES
Pistons And Rings 3176B ENGINE FOR CATERPILLAR BUILT MACHINES

Pistons And Connecting Rods 3306 VEHICULAR ENGINE FOR CHALLENGER 65 TRACTOR
Pistons 3306 VEHICULAR ENGINE FOR CHALLENGER 65 TRACTOR
Connecting Rod Bearings 3306 VEHICULAR ENGINE FOR CHALLENGER 65 TRACTOR
Piston & Connecting Rod Assemblies 3176 VEHICULAR ENGINE FOR CHALLENGER 75 TRACTORS
Piston & Connecting Rod Assemblies 3176B ENGINE FOR CATERPILLAR BUILT MACHINES

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
Piston Ring Groove Gauges To Quickly And Accurately Determine Reusability Of Pistons{1214,0763} 1997/01/13
New Guidelines for Inspecting Pistons {1214} 2006/01/02

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

Connecting Rod Bearings Connecting Rod Bearings

Specifications for Connecting Rods on 3176 Engines{1218} Specifications for Connecting Rods on 3176 Engines{1218}
POWER TAKE-OFF GP

Use of 4C-8701 And 151-1273 Axle Installation Fixture Group{3259} Use of 4C-8701 And 151-1273 Axle Installation Fixture Group{3259}
PULLEY GP

Pulley Group 3176B ENGINE FOR CATERPILLAR BUILT MACHINES

New Regulator And Field Coil Assemblies Used{1410,1405} 1981/11/23
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
New Automated Cylinder Cutout Test Available With Electronic Technician (ET) Version 2.4 Software Release{0781,1920} 1999/06/07

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 8T8697 Electronic Control Analyzer Programmer (ECAP){0781, 0782} Using the 8T8697 Electronic Control Analyzer Programmer (ECAP){0781, 0782}
Installing the 7X1180 Internal Expansion Board in the 8T8697 ECAP Service Tool{0781, 0782} Installing the 7X1180 Internal Expansion Board in the 8T8697 ECAP Service Tool{0781, 0782}
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 NEXG4519 Challenger 3176 Electronic Unit Injector (EUI) Service Module in the 8T9828 Digital Diagnostic Tool{0781, 0782} Using the NEXG4519 Challenger 3176 Electronic Unit Injector (EUI) Service Module in the 8T9828 Digital Diagnostic Tool{0781, 0782}
Using the 7X1700 Communication Adapter Group{0781, 0782} Using the 7X1700 Communication Adapter Group{0781, 0782}
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}
368-0005 C-Frame Assembly (Lifting) {0629, 0701, 0701} 368-0005 C-Frame Assembly (Lifting) {0629, 0701, 0701}
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

Lifter Group 3176 VEHICULAR DIESEL ENGINE
Rocker Arm Shaft Assembly 3176 VEHICULAR DIESEL ENGINE
Valve Mechanism Group 3176 VEHICULAR DIESEL ENGINE
Valve Rocker Arm Group 3176 VEHICULAR DIESEL ENGINE
Valve Mechanism Cover Group 3176 VEHICULAR DIESEL ENGINE
Lifter Group 3176B ENGINE FOR CATERPILLAR BUILT MACHINES
Rocker Arm Shaft Assembly 3176B ENGINE FOR CATERPILLAR BUILT MACHINES
Valve Mechanism Group 3176B ENGINE FOR CATERPILLAR BUILT MACHINES
Valve Rocker Arm Group 3176B ENGINE FOR CATERPILLAR BUILT MACHINES
Valve Mechanism Cover Group 3176B ENGINE FOR CATERPILLAR BUILT MACHINES

Valve Lifters 3306 VEHICULAR ENGINE FOR CHALLENGER 65 TRACTOR
Rocker Arm Assemblies &amp; Push Rods 3176 VEHICULAR ENGINE FOR CHALLENGER 75 TRACTORS
Cam Roller Followers 3176 VEHICULAR ENGINE FOR CHALLENGER 75 TRACTORS
Cam Roller Followers 3176B ENGINE FOR CATERPILLAR BUILT MACHINES
Rocker Arm Assemblies &amp; Push Rods 3176B ENGINE FOR CATERPILLAR BUILT MACHINES

New Tightening Procedure for the Base of the Valve Mechanism Cover {1107} 2002/08/26
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

Camshaft Injector Lifter (Roller Follower) Assembly Replacement Camshaft Injector Lifter (Roller Follower) Assembly Replacement

Valve Train Assembly for 3176, 3196, C-10, and C-12 Engines{1102, 1121, 1123} Valve Train Assembly for 3176, 3196, C-10, and C-12 Engines{1102, 1121, 1123}
BRAKING SYSTEM
ACCUMULATOR GP

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}
BRAKE GP

Parking Brake CHALLENGER 65C, 70C, 75C AND 85C AGRICULTURAL TRACTORS UNDER
Parking Brake CHALLENGER 65D, CHALLENGER 75C, AND CHALLENGER 85C, AGRICULT

Parking Brake CHALLENGER 65C, 70C, 75C & 85C AGRICULTURAL TRACTORS POWER T

Brake Actuator Lever Cover Plate May Be Modified For Easy Access To Brake Bellcrank Lube Joint{4269} 1993/04/19

Metallic Noise From The 3W-5071 Parking Brake GP Metallic Noise From The 3W-5071 Parking Brake GP

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}

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

Procedure for Replacing Limit Switch As Used on Certain Cat<SUP>&reg;</SUP> Products{1435} Procedure for Replacing Limit Switch As Used on Certain Cat® Products{1435}
CYLINDER GP

Master Cylinder CHALLENGER 65C, 70C, 75C AND 85C AGRICULTURAL TRACTORS UNDER
Master Cylinder Booster CHALLENGER 65C, 70C, 75C AND 85C AGRICULTURAL TRACTORS UNDER
Master Cylinder CHALLENGER 65D, CHALLENGER 75C, AND CHALLENGER 85C, AGRICULT
Master Cylinder Booster CHALLENGER 65D, CHALLENGER 75C, AND CHALLENGER 85C, AGRICULT

Brake Master Cylinder &amp; Master Cylinder Booster CHALLENGER 65C, 70C, 75C, & 85C AGRICULTURAL TRACTORS MACHIN

Special Instruction, REHS0287, &quot;Procedure To Retrofit A New Brake Valve&quot; Available {4250,4258,4266,4265} 1998/10/05
Double Lip Wiper Seals Must Be Installed Properly {7562} 2002/12/09

Procedure To Retrofit A New Brake Valve{4250, 4258, 4266} Procedure To Retrofit A New Brake Valve{4250, 4258, 4266}

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

New Improved Brake Bleeding Procedure For Challengers{4257} 1994/06/20
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

Serviceable Parts for Brake Master Cylinder Are Now Available {4258} 2002/01/28
COOLING SYSTEM
COOLANT CONDITIONER GP

Coolant Conditioner Base 3176 VEHICULAR DIESEL ENGINE
Coolant Conditioner Base 3176B ENGINE FOR CATERPILLAR BUILT MACHINES

Canister Size Of Coolant Conditioner Element Has Changed{1350} 1985/11/25
Easy Five-Minute Coolant Conditioner Test With 8T5296 Coolant Conditioner Test Kit{1395,0786} 1987/03/23
Extended Life Coolant (ELC) Used In Cooling System{1395} 1996/09/30
COOLER GP

Oil Cooler Assembly 3176 VEHICULAR DIESEL ENGINE
Oil Cooler Assembly 3176B ENGINE FOR CATERPILLAR BUILT MACHINES

Oil Filter Base 3306 VEHICULAR ENGINE FOR CHALLENGER 65 TRACTOR
Engine Oil Cooler 3306 VEHICULAR ENGINE FOR CHALLENGER 65 TRACTOR
Transmission Oil Cooler 3306 VEHICULAR ENGINE FOR CHALLENGER 65 TRACTOR
Oil Filter &amp; Oil Filter Base 3176 VEHICULAR ENGINE FOR CHALLENGER 75 TRACTORS
Engine Oil Cooler 3176 VEHICULAR ENGINE FOR CHALLENGER 75 TRACTORS
Transmission Oil Cooler 3176 VEHICULAR ENGINE FOR CHALLENGER 75 TRACTORS
Hydraulic Oil Coolers (Implement &amp; Steering) 3176 VEHICULAR ENGINE FOR CHALLENGER 75 TRACTORS
Transmission Oil Cooler 3306 ENGINE SUPPLEMENT FOR CHALLENGER 65C & 70C AGRICULTURAL
Oil Filter &amp; Oil Filter Base SUPPLEMENT - 3176B ENGINE SUPPLEMENT FOR CHALLENGER 75C AND
Disassemble &amp; Assemble Oil Filter Base SUPPLEMENT - 3176B ENGINE SUPPLEMENT FOR CHALLENGER 75C AND
Engine Oil Cooler SUPPLEMENT - 3176B ENGINE SUPPLEMENT FOR CHALLENGER 75C AND
Transmission Oil Cooler SUPPLEMENT - 3176B ENGINE SUPPLEMENT FOR CHALLENGER 75C AND
Steering Oil Cooler SUPPLEMENT - 3176B ENGINE SUPPLEMENT FOR CHALLENGER 75C AND
Implement Oil Cooler SUPPLEMENT - 3176B ENGINE SUPPLEMENT FOR CHALLENGER 75C AND

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
Installation Procedure For 1R-0716 Engine Oil Filter{1318} 1994/06/20
New Parts Available To Eliminate Wear Between The Oil Cooler Bonnet And The Elbow{1378,1380} 1996/09/09
Special Instruction for Testing Oil Coolers {1378} 2003/11/24
100% Leak Testing of Oil Coolers {1378} 2007/04/23
Improvements for the Engine Oil Cooler Are Now Used {1378, 1380} 2007/10/01

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

Certain 1R0749 Fuel Filter Assemblies Need To Be Removed From Parts Stock Certain 1R0749 Fuel Filter Assemblies Need To Be Removed From Parts Stock
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 Assembly 3176 VEHICULAR ENGINE FOR CHALLENGER 75 TRACTORS
Fan Assembly SUPPLEMENT - 3176B ENGINE SUPPLEMENT FOR CHALLENGER 75C AND
LINES GP-WATER

Water Temperature Regulator 3176 VEHICULAR DIESEL ENGINE
Water Temperature Regulator 3176B ENGINE FOR CATERPILLAR BUILT MACHINES
Water Lines Group 3176B ENGINE FOR CATERPILLAR BUILT MACHINES

Water Temperature Sensor 3176 VEHICULAR ENGINE FOR CHALLENGER 75 TRACTORS
Coolant Manifold 3176 VEHICULAR ENGINE FOR CHALLENGER 75 TRACTORS
Water Temperature Regulator 3176 VEHICULAR ENGINE FOR CHALLENGER 75 TRACTORS
Water Temperature Sensor SUPPLEMENT - 3176B ENGINE SUPPLEMENT FOR CHALLENGER 75C AND
Coolant Manifold SUPPLEMENT - 3176B ENGINE SUPPLEMENT FOR CHALLENGER 75C AND
Water Temperature Regulator SUPPLEMENT - 3176B ENGINE SUPPLEMENT FOR CHALLENGER 75C AND

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
Water Temperature Regulators (Thermostats) Have Been Redesigned {1355, 1380, 1393} 2009/07/06

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

New Information On Caterpillar Cooling System Inhibitor{1350} 1977/05/09
Black Light Leak Detection Kit Available For Oil, Fuel and Cooling Systems {0774,1250,1300,1350} 1987/05/11
New Type Products Available To Clean Cooling Systems{1350} 1979/05/28
New 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
PUMP GP-WATER

Water Pump Group 3176 VEHICULAR DIESEL ENGINE
Water Pump 3176B ENGINE FOR CATERPILLAR BUILT MACHINES

Water Pump 3306 VEHICULAR ENGINE FOR CHALLENGER 65 TRACTOR
Water Pump 3176 VEHICULAR ENGINE FOR CHALLENGER 75 TRACTORS

New Engine Water Pump Elbow and Seal Resists Compression Set and Abrasion{1361} 1995/09/25
RADIATOR GP

Radiator Core, (In-Chasis) 3306 VEHICULAR ENGINE FOR CHALLENGER 65 TRACTOR
Radiator And Radiator Support 3306 VEHICULAR ENGINE FOR CHALLENGER 65 TRACTOR
Radiator Assembly 3176 VEHICULAR ENGINE FOR CHALLENGER 75 TRACTORS
Radiator Core, (In-Chassis) 3306 ENGINE SUPPLEMENT FOR CHALLENGER 65C & 70C AGRICULTURAL
Radiator &amp; Radiator Support 3306 ENGINE SUPPLEMENT FOR CHALLENGER 65C & 70C AGRICULTURAL
Radiator Assembly SUPPLEMENT - 3176B ENGINE SUPPLEMENT FOR CHALLENGER 75C AND

Latches May Not Secure Radiator Guard Properly, Without Correct Panel Position{7155} 1994/03/28
Fixture Can Be Used To Simplify Challenger Radiator Support Installation.{1353} 1994/11/28
Radiator Mounting Bolt Damage{1353} 1994/11/28
Latches May Not Secure Radiator Guard Properly, Without Correct Panel Position{7155} 1996/06/03
Improved Radiator Shunt Hose Routing/Fittings Allows Common Hose{1380} 1996/09/23

Product Support Program For Installing A Coolant Expansion Bottle On Certain Challenger 75C, 75D, 85C, And 85D Agricultural Tractors Product Support Program For Installing A Coolant Expansion Bottle On Certain Challenger 75C, 75D, 85C, And 85D Agricultural Tractors

Salvage of Folded Core Radiators{1353} Salvage of Folded Core Radiators{1353}
REGULATOR GP-TEMPERATURE

Water Temperature Regulator 3306 VEHICULAR ENGINE FOR CHALLENGER 65 TRACTOR
TOOLS

Single Purpose Fluid Sampling Valves and Dual Purpose Fluid Sampling Valves Require Different Quick Connect Couplers {0645, 7542} 2004/12/01

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
CONTROL GP-STEERING

Steering Control Group CHALLENGER 65C, 70C, 75C AND 85C AGRICULTURAL TRACTORS UNDER
Steering Control Group CHALLENGER 65D, CHALLENGER 75C, AND CHALLENGER 85C, AGRICULT

Steering Control Unit CHALLENGER 65C, 70C, 75C, & 85C AGRICULTURAL TRACTORS MACHIN

Steering Control Boxes May Leak At Sealing Surfaces{4343} 1994/05/23
9U-5665 Test Stand Group For Testing Steering Control Units {4100,4100} 1997/02/03
Shims Eliminate Oil Leaks {4343} 1997/04/14
Strap Added To Retain Torsion Spring In Steering Control Group{4343} 1997/09/29
Correction to Service Magazine, SEPD0526 , "An Improved Seal for Steering Control Shaft is Now Available" {4129, 4343} 2000/05/29

Steering Control Unit{4343} Steering Control Unit{4343}

Steering Control Boxes May Leak At Sealing Surfaces Steering Control Boxes May Leak At Sealing Surfaces
LINES GP

Oil Filter Group CHALLENGER 65C, 70C, 75C AND 85C AGRICULTURAL TRACTORS UNDER
Oil Filter Group CHALLENGER 65D, CHALLENGER 75C, AND CHALLENGER 85C, AGRICULT
MOTOR GP
Steering Motor CHALLENGER 65C, 70C, 75C AND 85C AGRICULTURAL TRACTORS UNDER
6E-4947 Steering Motor CHALLENGER 65D, CHALLENGER 75C, AND CHALLENGER 85C, AGRICULT
101-0858 Steering Motor<BR> High Torque CHALLENGER 65D, CHALLENGER 75C, AND CHALLENGER 85C, AGRICULT

Steering Motor 2ZJ1-Up &amp; 4KK1-Up &amp; 9TK231-Up CHALLENGER 65C, 70C, 75C, & 85C AGRICULTURAL TRACTORS MACHIN
Steering Motor 2YL227-Up CHALLENGER 65C, 70C, 75C, & 85C AGRICULTURAL TRACTORS MACHIN

High Torque Steering Motor Available {4136} 1994/01/31
Serviceable Steering Motor Plug Seal{4307} 1994/07/11
Information Release Memo PELE0401 Has Information About Remanufactured Hydraulic Piston Pump And Piston Motor Groups {0374,4134,4136,4351,5058,5070,5080,5314,5315,5473} 1994/12/26
Steering Motor Case Drain Pressure Check {4136} 1997/02/03
New Steering Motor Group Used{4136} 1997/04/28

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}
PLANETARY GP-DIFFERENTIAL STER

Differential Steer Planetary Group CHALLENGER 65C, 70C, 75C AND 85C AGRICULTURAL TRACTORS UNDER
Differential Steer Planetary Group CHALLENGER 65D, CHALLENGER 75C, AND CHALLENGER 85C, AGRICULT

Differential Steer Planetary 2ZJ1-499 &amp; 4KK1-499 CHALLENGER 65C, 70C, 75C & 85C AGRICULTURAL TRACTORS POWER T

New Lock Ring Used In Differential Steer Planetary Group Improves Retention Of Ring Gear {4130} 1994/04/25
Sealant And Thread Lock Provide Increased Sealing Capabilities Between Differential Steer Planetary Group And Case{4130} 1998/10/12
PUMP GP

Hydraulic Pump Group CHALLENGER 65C, 70C, 75C AND 85C AGRICULTURAL TRACTORS UNDER
Steering Pump Group CHALLENGER 65D, CHALLENGER 75C, AND CHALLENGER 85C, AGRICULT

Implement Pump CHALLENGER 65C, 70C, 75C, & 85C AGRICULTURAL TRACTORS MACHIN
Differential Lube Pump CHALLENGER 65C, 70C, 75C, & 85C AGRICULTURAL TRACTORS MACHIN
Steering Charging Pump CHALLENGER 65C, 70C, 75C, & 85C AGRICULTURAL TRACTORS MACHIN
Steering Pump CHALLENGER 65C, 70C, 75C, & 85C AGRICULTURAL TRACTORS MACHIN
Steering Pump SUPPLEMENT FOR CHALLENGER 65C, 65D, 70C, 75C & 85C AGRICULTU

Steering Pump Has Additional Serviceable Parts {4306} 1995/02/27
Charge And Differential Pump Group Repair Kit Contents {4130,4134,4344} 1995/03/06
Special Instruction, SEHS9869, Available for Field Installation of 132 liter/min (35 U.S. gpm ) Implement Pump{0374,5070,5057} 1996/04/15
New Grooved Piston Assemblies Available For Piston Pump Rotating Groups {5070} 1996/08/12
New Tooling Simplifies Steering Pump Neutral Adjustment {5070,0738} 1997/02/24
New Cover And Insert Reduce Wear Between Leveler And Cover For Steering Pump Group{4306} 1998/02/23
Improved Charge Pump Shaft Increases Life{4306,4344} 1999/04/26
Improved Differential Lube Pump Shaft Prevents Leakage {3258,4009,4129,4134} 1999/06/14

Implement Pump (Field) Installation: 132 liter/min (35 U.S. gpm){5070, 5057} Implement Pump (Field) Installation: 132 liter/min (35 U.S. gpm){5070, 5057}
Repair Process for Hydraulic Gear Pumps{5073} Repair Process for Hydraulic Gear Pumps{5073}

Weak Steering On One Side Of Challenger Tractors Weak Steering On One Side Of Challenger Tractors

Bench Test Procedure for Hydraulic Piston Pumps{5070} Bench Test Procedure for Hydraulic Piston Pumps{5070}
VALVE GP

Pilot Control Valve CHALLENGER 65C, 70C, 75C AND 85C AGRICULTURAL TRACTORS UNDER
Pilot Control Valve CHALLENGER 65D, CHALLENGER 75C, AND CHALLENGER 85C, AGRICULT

Steering Pilot Diverter Valve CHALLENGER 65C, 70C, 75C, & 85C AGRICULTURAL TRACTORS MACHIN
DRAWBAR, THREE POINT HITCH AND PTO
CONTROL GP

New Adjustment Procedure For The Hitch Control Handle{5100,5142} 1993/08/09

Hitch Control May Malfunction Hitch Control May Malfunction
CONTROL GP-POWER TAKE-OFF

Power Takeoff Control Group CHALLENGER 65C,70C, 75C, AND 85C AGRICULTURAL TRACTORS TRANS
Power Takeoff Control Valve CHALLENGER 65C,70C, 75C, AND 85C AGRICULTURAL TRACTORS TRANS
Power Takeoff Control Group CHALLENGER 65D, 75C, AND 85C AGRICULTURAL TRACTORS TRANSMISS
Power Takeoff Control Valve CHALLENGER 65D, 75C, AND 85C AGRICULTURAL TRACTORS TRANSMISS

Power Take-Off Modulating Control Valve CHALLENGER 65C, 70C, 75C & 85C AGRICULTURAL TRACTORS POWER T
COUPLER GP-QUICK

Three Point Hitch and Quick Coupler Group CHALLENGER 65C, 70C, 75C AND 85C AGRICULTURAL TRACTORS HYDRA
Three Point Hitch and Quick Coupler Group CHALLENGER 65D, CHALLENGER 75C, AND CHALLENGER 85C AGRICULTU

Improved Hydraulic Coupler Has Plated Parts To Resist Corrosion {6129,5057} 1994/02/21
Quick Couplers Available For Return Line Bypass/Power Beyond Applications {5057} 1995/11/13
Improved Hydraulic Coupler Retrofit Instructions{6129,5057,5051} 1998/07/20
Improved Hydraulic Coupler Retrofit Instructions{6129,5057,5051} 1999/07/26
DRAWBAR GP

Drawbar &amp; Support Assembly CHALLENGER 65C, 70C, 75C, & 85C AGRICULTURAL TRACTORS MACHIN

Drawbar Cushion Stops Reduce Noise and Shock{7105,7119} 1995/12/11
New Stronger Drawbar Reduces Deformation In Severe Loading Situations{7105,7119} 1996/02/05
Replaceable Drawbar Wearplate Eliminates Wear On Support Assembly{7105,7119} 1996/02/12
Non-Rotating Drawbar Pin Extends Service Life{7105,7119} 1997/09/22
DRIVE GP-POWER TAKE-OFF

Power Takeoff Drive CHALLENGER 65C,70C, 75C, AND 85C AGRICULTURAL TRACTORS TRANS
Power Takeoff Drive CHALLENGER 65D, 75C, AND 85C AGRICULTURAL TRACTORS TRANSMISS

Power Take-Off Drive CHALLENGER 65C, 70C, 75C & 85C AGRICULTURAL TRACTORS POWER T

Installation of Power Takeoff (PTO) Arrangement{3107} Installation of Power Takeoff (PTO) Arrangement{3107}
HITCH GP-3 POINT

Three - Point Hitch Rotary Position Sensor CHALLENGER 65C, 70C, 75C, & 85C AGRICULTURAL TRACTORS MACHIN
Three - Point Hitch CHALLENGER 65C, 70C, 75C, & 85C AGRICULTURAL TRACTORS MACHIN

Correction to Special Instruction, SEHS9831, "Installation of a Three-Point Hitch" {7120} 2001/01/22

Installation of a Three-Point Hitch{7120} Installation of a Three-Point Hitch{7120}
POWER TAKE-OFF GP

Power Takeoff Drive Shaft CHALLENGER 65C,70C, 75C, AND 85C AGRICULTURAL TRACTORS TRANS
Power Takeoff Group CHALLENGER 65C,70C, 75C, AND 85C AGRICULTURAL TRACTORS TRANS
Power Takeoff Drive Shaft CHALLENGER 65D, 75C, AND 85C AGRICULTURAL TRACTORS TRANSMISS
Power Takeoff Group CHALLENGER 65D, 75C, AND 85C AGRICULTURAL TRACTORS TRANSMISS

Power Take-Off Group CHALLENGER 65C, 70C, 75C & 85C AGRICULTURAL TRACTORS POWER T
Power Take-Off Drive Shaft CHALLENGER 65C, 70C, 75C & 85C AGRICULTURAL TRACTORS POWER T

New Shroud Assembly Now Available for Power Take Off {1165} 1994/02/28
ELECTRICAL AND STARTING SYSTEM
ALARM GP

Action Alarm Challenger 65C, Challenger 65D, Challenger 65E, Challenger 70C, Challenger 75C, Challenger 75D, Challenger 75E, Challenger 85C, Challenger 85D, Challenger 85E and Challenger 95E Agricultural Tractors Machine Monitor System

A Special Instruction, REHS1622 , "Installation and Operation of the Belt Recoil Alarm for the Mobil-Trac System" is Available for Use With the New Recoil Alarm Kit {4198, 7431} 2004/04/19

Installation and Operation of the Belt Recoil Alarm for the Mobil-trac System{4197, 7400} Installation and Operation of the Belt Recoil Alarm for the Mobil-trac System{4197, 7400}
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<BR> Delco-Remy 27-Sl Alternator 3176 VEHICULAR DIESEL ENGINE
Alternator 3176B ENGINE FOR CATERPILLAR BUILT MACHINES
Alternator Alternator - Delco 21SI
Alternator Alternator - Delco 27SI

General Information Alternator - Delco 21SI
Component Description Alternator - Delco 21SI
Normal Operation Alternator - Delco 21SI
General Information Alternator - Delco 27SI
Normal Operation Alternator - Delco 27SI
Component Description Alternator - Delco 27SI

Capacitor - Test Alternator - Delco 21SI
Diode Assembly - Test Alternator - Delco 21SI
Brush Length - Check Alternator - Delco 27SI
Field Winding - Test Alternator - Delco 21SI
Insulated Screw - Check Alternator - Delco 21SI
Rectifier - Test Alternator - Delco 21SI
Regulator - Test Alternator - Delco 21SI
Stator - Test Alternator - Delco 21SI
Residual Magnetism - Restore Alternator - Delco 21SI
Regulator - Test Alternator - Delco 27SI
Field Winding - Test Alternator - Delco 27SI
Stator - Test Alternator - Delco 27SI
Diode Assembly - Test Alternator - Delco 27SI
Rectifier - Test Alternator - Delco 27SI
Insulated Screw - Check Alternator - Delco 27SI
Residual Magnetism - Restore Alternator - Delco 27SI
Capacitor - Test Alternator - Delco 27SI

General Information Alternator - Delco 21SI
Charging System Alternator - Delco 27SI
General Information Alternator - Delco 27SI
Alternator Alternator - Delco 27SI
MID 122 - CID 0168 - FMI 00 Product Link 151/201
MID 122 - CID 0168 - FMI 01 Product Link 151/201
MID 122 - CID 1251 - FMI 03 Product Link 151/201
MID 161 - CID 0168 - FMI 00 Product Link - PL522/523
MID 161 - CID 0168 - FMI 01 Product Link - PL522/523
MID 161 - CID 1251 - FMI 03 Product Link - PL522/523
MID 122 - CID 0168 - FMI 00 Product Link 121S/300
MID 122 - CID 0168 - FMI 01 Product Link 121S/300
MID 122 - CID 1251 - FMI 03 Product Link 121S/300

Alternator 3306 VEHICULAR ENGINE FOR CHALLENGER 65 TRACTOR
Alternator 3176 VEHICULAR ENGINE FOR CHALLENGER 75 TRACTORS
Alternator 3306 ENGINE SUPPLEMENT FOR CHALLENGER 65C & 70C AGRICULTURAL
Alternator SUPPLEMENT - 3176B ENGINE SUPPLEMENT FOR CHALLENGER 75C AND
Alternator - Disassemble Alternator - Delco 21SI
Alternator - Assemble Alternator - Delco 21SI
Alternator - Disassemble Alternator - Delco 27SI
Alternator - Assemble Alternator - Delco 27SI

New Alternator Now Used{1405,7168} 1997/04/28
Field Replacement of Remanufactured Starting Motors and Remanufactured Alternators {1405, 1453} 2001/11/19

Charging System Troubleshooting{1406} Charging System Troubleshooting{1406}
BATTERY GP

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
New (Engine Oil Pressure) Sender Assembly{7450,7455} 1993/07/12
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}

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

Improved Relay Switch Assembly Used To Provide Increased Reliability {1423} 1996/12/02
CONTROL GP-ELECTRONIC

Ether Starting Aid 3176 VEHICULAR DIESEL ENGINE
Throttle Position Sensor 3176 VEHICULAR DIESEL ENGINE
Ether Starting Aid 3176B ENGINE FOR CATERPILLAR BUILT MACHINES

Electronic Control Module (ECM) 3176 VEHICULAR ENGINE FOR CHALLENGER 75 TRACTORS
Personality Module 3176 VEHICULAR ENGINE FOR CHALLENGER 75 TRACTORS
Electronic Control Module (EMC) SUPPLEMENT - 3176B ENGINE SUPPLEMENT FOR CHALLENGER 75C AND
Personality Module (PM) SUPPLEMENT - 3176B ENGINE SUPPLEMENT FOR CHALLENGER 75C AND

New Oil Pressure Switch Used With EMS Systems{7485} 1986/03/10
Improved Wiring Eliminates Hitch Control Fault 8 Code and Adds Additional Features{1408,5000,7314,1901} 1995/05/01
New Hitch Control Retains Engine Speed And Eliminates Hitch Ratcheting{5100} 1995/07/31
Flash Programming Capability Is Required{1901,1902} 1996/03/04
Electronic Control Training Aid{0713} 1996/12/09
Description Of August 1996 (AUG96) Personality Module Changes For 3176B (43Z), 3176C (7ZR), And 3196 (6AR) Engines {1902,1901,1923,7414} 1996/12/30
Methods Of Obtaining Engine Flash Files {1902} 1997/01/20
Electronic Control Module (ECM) Part Number Changes{1901} 1997/07/14
New Flash Files Require Pressure Sensor Relocation{7414,1902} 1999/02/01
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}

Product Support Program For Installing A 105 Amp Circuit Breaker On Certain Challenger 65D, 75C, 75D, 85C And 85D Product Support Program For Installing A 105 Amp Circuit Breaker On Certain Challenger 65D, 75C, 75D, 85C And 85D

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
New Factory Password System for Caterpillar Engines {1000, 1900} 2005/03/07
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} 2006/09/04
The Programmable Monitoring System Parameters Have New Descriptions {1901, 1902, 7620} 2007/10/22
New Software Flash File Extension Requires Caterpillar Electronic Technician (Cat ET) 2013B {0785, 1900, 1901} 2014/03/28

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

277-2362 Transmission Analyzer III Group Offers Upgraded Diagnostic Capabilities {0769, 0779, 0783} 2007/10/22

Accessing Flash Software for Machines{7610, 7620} Accessing Flash Software for Machines{7610, 7620}
ELECTRONICS GP-MACHINE

A Special Instruction, REHS0769 , "Powering and Interfacing to Agricultural Implement Electronic Systems" Is Available {7000, 7490, 7600} 2000/03/20
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

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
Improved Lamp Body Now Available{1429} 1994/09/26
Floodlamps And Spotlamps Have Improved Sealing {1429,1434} 1997/04/21

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}
MAGNETIC PICKUP GP

Magnetic Pickup Assembly 3176B ENGINE FOR CATERPILLAR BUILT MACHINES
MISCELLANEOUS INFORMATION

Use Improved Heat Start Switch{1416} 1987/04/20
Products Equipped With Diagnostic Connectors Require Less Time For Electrical Troubleshooting{1400} 1987/05/04
4C6534 Harness Now Available To Set Engine Electronic Speed Switches{7427,0779,0785} 1991/03/11
Switch Sender Wires Shown Incorrectly On Electric Schematic{7566} 1993/06/28
Main Power Relay May Not Work Properly {1423} 1994/08/29
All-inclusive Electrical Schematic Listing{1400} 1995/03/27
Requirement For FLASH Programming Capability{1900,1901} 1995/06/05
Listing Of Deutsch Connector Components {0374,1408} 1997/11/24

Product Support Program For Replacing The 3E7543 Sender Switch Assembly For Hydraulic Oil Temperature On Certain Challenger 65 And Challenger 75 Tractors Product Support Program For Replacing The 3E7543 Sender Switch Assembly For Hydraulic Oil Temperature On Certain Challenger 65 And Challenger 75 Tractors
MOTOR GP

Part Numbers for Electric Motors That Are Used in HVAC Have Changed {5927} 2000/10/30
An Improved Starting Motor is Now Available {1453} 2007/10/15
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}
SENDER GP

Coolant Temperature Sensor 3176 VEHICULAR DIESEL ENGINE
Speed/Timing Sensor 3176 VEHICULAR DIESEL ENGINE
Oil Pressure Sender 3176B ENGINE FOR CATERPILLAR BUILT MACHINES

Speed Timing Sensor 3176 VEHICULAR ENGINE FOR CHALLENGER 75 TRACTORS
Ground Speed Sensor CHALLENGER 65C, 70C, 75C, & 85C AGRICULTURAL TRACTORS MACHIN
Oil Pressure Sensor SUPPLEMENT - 3176B ENGINE SUPPLEMENT FOR CHALLENGER 75C AND
Speed/Timing Sensor SUPPLEMENT - 3176B ENGINE SUPPLEMENT FOR CHALLENGER 75C AND

New Engine Oil Pressure Gauge And Sender {7455} 1994/12/26
The New Engine Oil Pressure Sender Improves The Operation Of The Engine Oil Pressure Gauge {1924} 2000/02/14
Increased Resistance to Corrosion in New Fuel Level Sender {7481} 2001/01/22

Product Support Program For Replacing The Engine Oil Pressure Sender On Certain CH65C, CH65D, CH70C, CH75C, CH75D, CH85C, And CH85D Challenger Tractors Product Support Program For Replacing The Engine Oil Pressure Sender On Certain CH65C, CH65D, CH70C, CH75C, CH75D, CH85C, And CH85D Challenger Tractors
SENSOR GP

Sensor Group Location 3176B ENGINE FOR CATERPILLAR BUILT MACHINES
Temperature Sensor 3176B ENGINE FOR CATERPILLAR BUILT MACHINES
Pressure Sensor 3176B ENGINE FOR CATERPILLAR BUILT MACHINES
Inlet Air Temperature Sensor 3176B ENGINE FOR CATERPILLAR BUILT MACHINES
Speed/Timing Sensor 3176B ENGINE FOR CATERPILLAR BUILT MACHINES

Speed Sensor (Engine) Challenger 65C, Challenger 65D, Challenger 65E, Challenger 70C, Challenger 75C, Challenger 75D, Challenger 75E, Challenger 85C, Challenger 85D, Challenger 85E and Challenger 95E Agricultural Tractors Machine Performance Panel
Speed Sensor (Transmission) Challenger 65C, Challenger 65D, Challenger 65E, Challenger 70C, Challenger 75C, Challenger 75D, Challenger 75E, Challenger 85C, Challenger 85D, Challenger 85E and Challenger 95E Agricultural Tractors Machine Performance Panel
Speed Sensor (Ground) Challenger 65C, Challenger 65D, Challenger 65E, Challenger 70C, Challenger 75C, Challenger 75D, Challenger 75E, Challenger 85C, Challenger 85D, Challenger 85E and Challenger 95E Agricultural Tractors Machine Performance Panel

MID 122 - CID 0269 - FMI 03 Product Link 151/201
MID 122 - CID 0269 - FMI 04 Product Link 151/201
MID 122 - CID 0269 - FMI 03 Product Link 121S/300
MID 122 - CID 0269 - FMI 04 Product Link 121S/300

New Ground Speed Sensors Are Now Available {7450, 7493} 2002/02/25
New Rotary Position Sensors Are Used {1400} 2002/07/29
New Speed Timing Sensor Available {1912} 2006/06/05
A New Speed-Timing Sensor is Available {1912} 2006/06/26
Procedure Now Available to Test the Position Sensor of a Hydraulic Cylinder {1439, 7562} 2012/10/04

Selecting the Correct Part Numbers for Sensors and Connectors{1439, 7553} Selecting the Correct Part Numbers for Sensors and Connectors{1439, 7553}
Selecting Correct Part Numbers For Sensors and Adapter Harnesses for Certain Machines and Engines{1408, 1439} Selecting Correct Part Numbers For Sensors and Adapter Harnesses for Certain Machines and Engines{1408, 1439}
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}
STARTING AID GP

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

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

Electric Starter Motor<BR> Delco-Remy 42-MT Starter Motor 3176 VEHICULAR DIESEL ENGINE
Electric Starting Motor 3176B ENGINE 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

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

Electric Starting Motor 3306 VEHICULAR ENGINE FOR CHALLENGER 65 TRACTOR
Electric Starting Motor 3176 VEHICULAR ENGINE FOR CHALLENGER 75 TRACTORS
Electric Starting Motor 3306 ENGINE SUPPLEMENT FOR CHALLENGER 65C & 70C AGRICULTURAL
Electric Starting Motor SUPPLEMENT - 3176B ENGINE SUPPLEMENT FOR CHALLENGER 75C AND
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

Oil Pressure Switch 3176B ENGINE FOR CATERPILLAR BUILT MACHINES
Temperature Switch Assembly 3176B ENGINE FOR CATERPILLAR BUILT MACHINES

Switches Challenger 65C, Challenger 65D, Challenger 65E, Challenger 70C, Challenger 75C, Challenger 75D, Challenger 75E, Challenger 85C, Challenger 85D, Challenger 85E and Challenger 95E Agricultural Tractors Machine Performance Panel
Switches Challenger 65C, Challenger 65D, Challenger 65E, Challenger 70C, Challenger 75C, Challenger 75D, Challenger 75E, Challenger 85C, Challenger 85D, Challenger 85E and Challenger 95E Agricultural Tractors Machine Monitor System
Pressure Switch (Refrigerant) All Products Air Conditioning and Heating R134a for All Caterpillar Machines

Shims Available To Adjust Dome Light Door Switch{1433} 1993/04/05
Implement Status Switch Harness Modifications {1408,7490} 1994/02/28
Improved Procedure for Verifying the Operation of the Battery Disconnect System. {1411} 2009/08/03
An Improved 5P-8500 Key Is Now Available {1416, 1416, 7000, 7000} 2011/12/01

Installation Of 8T-8652 Implement Status Switch Kit{7332, 7451, 6300} Installation Of 8T-8652 Implement Status Switch Kit{7332, 7451, 6300}

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

Service Tools Alternator - Delco 21SI
Service Tools 37-MT, 41-MT, and 42-MT Series Starting Motors
Service Tools Alternator - Delco 27SI
Service Tools Product Link 151/201
Service Tools Product Link - PL102C
Service Tools Product Link - PL522/523
Service Tools Product Link 121S/300

Transducer Module 3176 VEHICULAR ENGINE FOR CHALLENGER 75 TRACTORS

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

The 237-5130 Digital Multimeter Gp Features a Built-in Infrared Thermometer {0785} 2004/04/19
270-5051 Repair Kit (Electrical Connectors) Available for Repairs to Wiring Harnesses with Ampseal 16 and A4E 2 Connectors {0709, 1408} 2006/03/20
Enhanced Voltmeter Leads Are Now Available {0785} 2006/02/01
Test Cable Group Checks Three-Wire, Active Analog Circuits That Are Used in Sensors {0779, 0785} 2006/10/01

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

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

New Resolver Valve Has Backup Ring To Prevent Seal Extrusion {5051} 1999/11/22
WIRING GP

Wiring Harness (Open Circuit) - Test Product Link 151/201
Electrical Connector - Inspect Product Link 151/201
Wiring Harness (Short Circuit) - Test Product Link 151/201
Wiring Harness (Short Circuit) - Test Product Link - PL102C
Wiring Harness (Open Circuit) - Test Product Link - PL102C
Electrical Connector - Inspect Product Link - PL102C
Electrical Connector - Inspect Product Link - PL522/523
Wiring Harness (Open Circuit) - Test Product Link - PL522/523
Wiring Harness (Short Circuit) - Test Product Link - PL522/523
Electrical Connector - Inspect Product Link 121S/300
Wiring Harness (Open Circuit) - Test Product Link 121S/300
Wiring Harness (Short Circuit) - Test Product Link 121S/300

Parts Manuals May List Air Conditioning Compressors Incorrectly {1802,1809,7320} 1996/10/07
Higher Capacity Circuit Breaker Used {1420} 1997/06/30
Torque Increased for Nuts on Injector Wiring Harness {1290} 2000/01/03
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} 2000/10/09
Serviceability Of The Fuse Block Components And The Removal Tool For The Fuse Terminals {1408, 1417} 2005/07/25
Service of the Machined Terminals and the Stamped and Formed Terminals {7553} 2006/11/13
Bulk Wiring Harnesses Are Available for Use with Caterpillar Products {1408} 2010/05/12
Striped Wire Is Replaced With Improved Ink Jet Identification for Legacy (Parts Service) Wire harnesses {1408} 2012/06/08
Use Conductive Fasteners for Electrical Grounding on All Cat Products {7553, 7556} 2012/05/08
Information On Battery Cables and Wire Assemblies for Assembling at Dealer Site {4459} 2012/09/21

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

Cross-Reference for Electrical Connectors{7553} Cross-Reference for Electrical Connectors{7553}
Installation Procedure for 257-4183 Injector Wiring Harness Kit {1408} Installation Procedure for 257-4183 Injector Wiring Harness Kit {1408}
Removal and Installation of the 126-1774 Endbell Cover {7553} Removal and Installation of the 126-1774 Endbell Cover {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}
RELAY GP

Relays Challenger 65C, Challenger 65D, Challenger 65E, Challenger 70C, Challenger 75C, Challenger 75D, Challenger 75E, Challenger 85C, Challenger 85D, Challenger 85E and Challenger 95E Agricultural Tractors Machine Monitor System
ELECTRONICS GP-MONITOR
General Information Challenger 65C, Challenger 65D, Challenger 65E, Challenger 70C, Challenger 75C, Challenger 75D, Challenger 75E, Challenger 85C, Challenger 85D, Challenger 85E and Challenger 95E Agricultural Tractors Machine Monitor System
Machine Monitor Challenger 65C, Challenger 65D, Challenger 65E, Challenger 70C, Challenger 75C, Challenger 75D, Challenger 75E, Challenger 85C, Challenger 85D, Challenger 85E and Challenger 95E Agricultural Tractors Machine Monitor System
General Information Challenger 65C, Challenger 65D, Challenger 65E, Challenger 70C, Challenger 75C, Challenger 75D, Challenger 75E, Challenger 85C, Challenger 85D, Challenger 85E and Challenger 95E Agricultural Tractors Machine Performance Panel
Machine Performance Panel Challenger 65C, Challenger 65D, Challenger 65E, Challenger 70C, Challenger 75C, Challenger 75D, Challenger 75E, Challenger 85C, Challenger 85D, Challenger 85E and Challenger 95E Agricultural Tractors Machine Performance Panel

New Software Is Now Available for Cat<SUP>&reg;</SUP> Product Link 522 Systems {7494, 7606, 7620} 2013/04/12
HEATER GP

Jacket Water Heater 3176B ENGINE FOR CATERPILLAR BUILT MACHINES
ELECTRONICS GP-COMMUNICATION

System Overview Product Link 151/201
Electronic Control Module (ECM) Product Link 151/201
System Components Product Link 151/201
Spare Inputs Product Link 151/201
Installation Examples Product Link 151/201
Spare Input Installation Product Link 151/201
System Installation Product Link 151/201
Setup Product Link 151/201
Configuration Product Link 151/201
Installation Parameters Configure Product Link 151/201
Report Parameters Configure Product Link 151/201
Wireless Service Configure Product Link 151/201
Spare Input Configure Product Link 151/201
Commands Product Link 151/201
System Overview Product Link - PL102C
System Components Product Link - PL102C
Configuration Product Link - PL102C
Commands Product Link - PL102C
System Overview Product Link 121S/300
System Overview Product Link - PL522/523
System Components Product Link - PL522/523
Configuration Product Link - PL522/523
Installation Parameters Configure Product Link - PL522/523
Spare Input Configure Product Link - PL522/523
Commands Product Link - PL522/523
System Components Product Link 121S/300
Spare Inputs Product Link 121S/300
Configuration Product Link 121S/300
Installation Parameters Configure Product Link 121S/300
Report Parameters Configure Product Link 121S/300
Wireless Service Configure Product Link 121S/300
Spare Input Configure Product Link 121S/300
Commands Product Link 121S/300

Reference Parts Information Product Link 151/201
Specifications Product Link 151/201
Electronic Control Module (ECM) - Replace Product Link 151/201
Electronic Control Module (ECM) - Flash Program Product Link 151/201
Electronic Control Module (ECM) - Replace Product Link - PL102C
Specifications Product Link - PL102C
Electronic Control Module (ECM) - Flash Program Product Link - PL522/523
Electronic Control Module (ECM) - Replace Product Link - PL522/523
Specifications Product Link - PL522/523
Electronic Control Module (ECM) - Flash Program Product Link 121S/300
Electronic Control Module (ECM) - Replace Product Link 121S/300
Specifications Product Link 121S/300

General Information Product Link 151/201
Diagnostic Capabilities Product Link 151/201
Electronic Service Tool Does Not Communicate with ECM Product Link 151/201
Reports and Messages Not Available Product Link 151/201
Diagnostic Code List Product Link 151/201
Using the Diagnostic Indicator to Determine Diagnostic Codes Product Link 151/201
MID 122 - CID 0254 - FMI 04 Product Link 151/201
MID 122 - CID 0254 - FMI 12 Product Link 151/201
Position Reports Not Available Product Link 151/201
Diagnostics and Events Not Available Product Link 151/201
Operating Hours Discrepancy Product Link 151/201
Reporting Interval Erratic Product Link 151/201
Position Reports Not Available Product Link - PL102C
Reporting Interval Erratic Product Link - PL102C
Operating Hours Discrepancy Product Link - PL102C
Reports and Messages Not Available Product Link - PL102C
General Information Product Link - PL102C
Diagnostic Capabilities Product Link - PL102C
Electronic Service Tool Does Not Communicate with ECM Product Link - PL102C
General Information Product Link - PL522/523
Diagnostic Capabilities Product Link - PL522/523
Electronic Service Tool Does Not Communicate with ECM Product Link - PL522/523
Reports and Messages Not Available Product Link - PL522/523
Position Reports Not Available Product Link - PL522/523
Reporting Interval Erratic Product Link - PL522/523
Diagnostics and Events Not Available Product Link - PL522/523
Operating Hours Discrepancy Product Link - PL522/523
Diagnostic Code List Product Link - PL522/523
MID 161 - CID 0254 - FMI 04 Product Link - PL522/523
MID 161 - CID 0254 - FMI 12 Product Link - PL522/523
MID 161 - CID 1250 - FMI 09 Product Link - PL522/523
MID 161 - CID 1888 - FMI 14 Product Link - PL522/523
MID 161 - CID 3766- FMI 14 Product Link - PL522/523
General Information Product Link 121S/300
Diagnostic Capabilities Product Link 121S/300
Electronic Service Tool Does Not Communicate with ECM Product Link 121S/300
Position Reports Not Available Product Link 121S/300
Reporting Interval Erratic Product Link 121S/300
Diagnostics and Events Not Available Product Link 121S/300
Operating Hours Discrepancy Product Link 121S/300
Diagnostic Code List Product Link 121S/300
MID 122 - CID 0254 - FMI 04 Product Link 121S/300
MID 122 - CID 0254 - FMI 12 Product Link 121S/300
MID 122 - CID 1250 - FMI 09 Product Link 121S/300
ECM Does Not Communicate with User Interface Product Link 121S/300

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
New Software Is Used on Product Link 151/201 {7606, 7620} 2003/09/01
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} 2014/04/18

General Hazard Information Product Link - 121SR/321SR/420/421/ 522/523
Safety Signs and Labels Product Link - 121SR/321SR/420/421/ 522/523

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}
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}
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}
ENCLOSURES, GUARDS AND BASES
BASE GP
Installation of 7X7700 Fuel Cap{1273} Installation of 7X7700 Fuel Cap{1273}
ENGINE ARRANGEMENT
COMPONENT GP
Installation Of Air Compressor{1803} Installation Of Air Compressor{1803}
ENGINE AR

Engine Design 3176 VEHICULAR DIESEL ENGINE
Engine Design 3176B ENGINE FOR CATERPILLAR BUILT MACHINES

Engine 3306 VEHICULAR ENGINE FOR CHALLENGER 65 TRACTOR
Engine 3176 VEHICULAR ENGINE FOR CHALLENGER 75 TRACTORS
Engine 3306 ENGINE SUPPLEMENT FOR CHALLENGER 65C & 70C AGRICULTURAL
Engine SUPPLEMENT - 3176B ENGINE SUPPLEMENT FOR CHALLENGER 75C AND

Improved 5P3000 Engine And Transmission Shipping Stand Assembly; Modification Available For Stands Already In Use{0640} 1977/04/25
New Service Magazine Format {0374, 1000, 7000} 2011/05/05
Troubleshooting Guides Are Available For Machine Engines {1000} 2000/12/18
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
Replacement Engines are Available for Legacy Machines {1000} 2010/06/23
Proper Long Term Storage of Caterpillar Products {0355, 1000, 7000} 2009/04/27
Changes To Caterpillar Incident Reporting Field Use Form And DSN Incident Report Entry Screens {1000, 7000} 2009/11/18
Improved Registration Process for Retrofit Products {1000, 3000, 7000, 7570} 2011/02/17

Improved Registration Process for Retrofit Products {1000, 7000} 2011/04/15

Valve Installation for Scheduled Oil Sampling of Engine, Transmission, Hydraulics, and Steering{1000, 7000, 7542, 7542} Valve Installation for Scheduled Oil Sampling of Engine, Transmission, Hydraulics, and Steering{1000, 7000, 7542, 7542}
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}

Checklist To Troubleshoot Low Power Complaints Checklist To Troubleshoot Low Power Complaints
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
FRAME AND BODY
AXLE GP

Front Axle Group CHALLENGER 65C, 70C, 75C AND 85C AGRICULTURAL TRACTORS UNDER
Front Axle Group CHALLENGER 65D, CHALLENGER 75C, AND CHALLENGER 85C, AGRICULT

Front Axle 2ZJ1-499 &amp; 4KK1-499 CHALLENGER 65C, 70C, 75C & 85C AGRICULTURAL TRACTORS POWER T
Front Axle 2ZJ1500-UP &amp; 2YL227-UP &amp; 4KK500-UP &amp; 9TK231-UP CHALLENGER 65C, 70C, 75C & 85C AGRICULTURAL TRACTORS POWER T

New Front Axle Shims Make Adjustment Easier{3250} 1994/11/28
Causes and Prevention Of Guideblock Scuffing{3282} 1995/05/29
New Axle Sustains Higher Dynamic Loads{3282} 1995/08/14
Filler Plug Now Serviceable On Front Idler Hub Assembly{4159,4167} 1996/07/08
Improved Front Axle Bumper Pad Eliminates Mounting Bolt Breakage{3282} 1996/07/29
FENDER GP

Product Support Program For Replacing The Handrails On Certain Challenger 65C, 70C, 75C and 85C Tractors Product Support Program For Replacing The Handrails On Certain Challenger 65C, 70C, 75C and 85C Tractors
FRAME GP

Frame Group CHALLENGER 65C, 70C, 75C AND 85C AGRICULTURAL TRACTORS UNDER
Frame Group CHALLENGER 65D, CHALLENGER 75C, AND CHALLENGER 85C, AGRICULT

Fire Extinguisher Mounting Brackets Now Available{7419} 1993/11/22
Frame Reinforcement Increases Life In Heavy Duty Applications {7051} 1999/09/27

Procedure for Reinforcing the Frame in the Area of the Midbeam{7050} Procedure for Reinforcing the Frame in the Area of the Midbeam{7050}
GUARD GP

Hood 3176 VEHICULAR ENGINE FOR CHALLENGER 75 TRACTORS
Hood Assembly 3306 ENGINE SUPPLEMENT FOR CHALLENGER 65C & 70C AGRICULTURAL
Hood SUPPLEMENT - 3176B ENGINE SUPPLEMENT FOR CHALLENGER 75C AND

Hood Marker Now Available for Agricultural Machines{7251} 1993/02/01
Debris Guards Now Available For Challengers {7172} 1994/03/14
Special Instruction, REHS0714 Is Available For The Procedure To Install Final Drive Guards {7172} 2000/02/21
Correction to Service Magazine Article , "A Guiding Guard for the Belt is Available" {7150} 2001/04/09

Installation of 136-2241 Latch Kit{7170} Installation of 136-2241 Latch Kit{7170}
Installation of Final Drive Guards{7172} Installation of Final Drive Guards{7172}
MISCELLANEOUS INFORMATION

Special Instruction, SEHS9874-01, &quot;Challenger Agricultural Tractors In Scraper Applications&quot;{0375,0376,4150,7000} 1996/11/11
Special Instruction, SEHS9874-02, Available For Machine Setup For Scraper Applications {0375,0376,4150,7000} 1999/01/18
SEAL GP

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

Belt Tensioner Group CHALLENGER 65C, 70C, 75C AND 85C AGRICULTURAL TRACTORS UNDER

Procedure to Remove Oil From Tension Cylinder {4197} 1993/03/08
Cold Weather Instructions For Nitrogen Charged Tension Cylinders And Low Nitrogen Pressure Alarm System {4197} 1994/01/17
9U7370 Belt Tension Tester{4197} 1994/04/11
Tensioner Group Pin May Be Difficult To Remove{4197} 1994/09/26
Belt Tensioner Cylinder Nitrogen Precharge Pressure Increased {4197} 1996/03/18
Belt Tensioner Adjustment Shims Eliminated; Tensioner Bracket Changed To Compensate for Removal Of Shims{4197} 1996/09/30
Improved Cylinder Rod Extension Procedure{4197} 1998/03/09
Use Proper Lock When Detensioning Belts {4197} 1998/12/21

4D-4431 Bearing Has Inadequate Life 4D-4431 Bearing Has Inadequate Life
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
CONTROL GP-FUEL INJECTION

Electronically Controlled Unit Injector 3176B ENGINE FOR CATERPILLAR BUILT MACHINES
CONTROL GP-FUEL RATIO

Fuel Ratio Control 3306 VEHICULAR ENGINE FOR CHALLENGER 65 TRACTOR
Fuel Ratio Control 3306 VEHICULAR ENGINE FOR CHALLENGER 65 TRACTOR
Fuel Ratio Control 3306 ENGINE SUPPLEMENT FOR CHALLENGER 65C & 70C AGRICULTURAL
FILTER GP-FUEL

Primary Fuel Filter 3176 VEHICULAR DIESEL ENGINE
Fuel Filter Group 3176 VEHICULAR DIESEL ENGINE
Primary Fuel Filter 3176B ENGINE FOR CATERPILLAR BUILT MACHINES
Fuel Filter Group 3176B ENGINE FOR CATERPILLAR BUILT MACHINES

Fuel Priming And Primary Filter Pump Group 3306 VEHICULAR ENGINE FOR CHALLENGER 65 TRACTOR
Secondary Fuel Filter 3306 VEHICULAR ENGINE FOR CHALLENGER 65 TRACTOR
Fuel Priming Pump 3176 VEHICULAR ENGINE FOR CHALLENGER 75 TRACTORS
Fuel Priming Pump SUPPLEMENT - 3176B ENGINE SUPPLEMENT FOR CHALLENGER 75C AND
Fuel Filter &amp; Fuel Filter Base SUPPLEMENT - 3176B ENGINE SUPPLEMENT FOR CHALLENGER 75C AND

New Larger Capacity Water Separator Is Available{1250} 1979/03/12
New High Efficiency Fuel Filter For 3176 Engines In Challenger Tractors {1261,1254} 1994/03/21
Improved 1R-0712 Fuel Filter Provides Improved Sealing{1261} 1994/03/28
Use Only 1R-0749 High Efficiency Fuel Filter Assembly {1254,1261} 1995/05/15
Retrofit For Primary Fuel Filter Group Helps Protect The Fuel System{1260} 1997/03/17
Retrofit For Primary Fuel Filter Group Helps Protect The Fuel System {1260} 1997/11/24
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
Procedure To Retrofit 1R-0762 &quot;Radial Seal&quot; Filter Assembly{1260,1262} 1998/05/04
New Caterpillar High Efficiency Fuel Filters With STAY CLEAN VALVES&reg; Replace All Standard Fuel Filters In February Of 1999 {1261} 1999/04/12
Correction to Service Magazine Article , "A New Fuel Filter Base Assembly And A Check Valve Are Now Used" {1262} 2000/06/12
The Filtration by the Breather Vent for the Fuel Tank has been Improved {1273} 2001/07/30
A New Check Valve is Available for the Fuel Filter Base {1262} 2003/11/24
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} 2007/07/30
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}

Product Support Program For Replacing Fuel Filters On Certain Challlenger 75, 75C, And 85 Agricultural Tractors Product Support Program For Replacing Fuel Filters On Certain Challlenger 75, 75C, And 85 Agricultural Tractors

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

Fuel Transfer Pump 3176 VEHICULAR DIESEL ENGINE
Fuel Transfer Pump 3176B ENGINE FOR CATERPILLAR BUILT MACHINES

Fuel Injection Pump Housing And Governor 3306 VEHICULAR ENGINE FOR CHALLENGER 65 TRACTOR
Fuel Injection Pumps 3306 VEHICULAR ENGINE FOR CHALLENGER 65 TRACTOR
Governor 3306 VEHICULAR ENGINE FOR CHALLENGER 65 TRACTOR
Fuel Transfer Pump 3176 VEHICULAR ENGINE FOR CHALLENGER 75 TRACTORS
Fuel Manifold, Manifold Adapter, &amp; Pressure Regulating Valve 3176 VEHICULAR ENGINE FOR CHALLENGER 75 TRACTORS
Fuel Transfer Pump SUPPLEMENT - 3176B ENGINE SUPPLEMENT FOR CHALLENGER 75C AND

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
Stronger Injector Hold Down Bolt Used In Fuel Injection Pump Groups {1290} 1998/03/30

Specifications and Salvage for Cylinder Blocks on 3176 Engines Specifications and Salvage for Cylinder Blocks on 3176 Engines
LINES GP-FUEL

Fuel Manifold &amp; Siphon Block SUPPLEMENT - 3176B ENGINE SUPPLEMENT FOR CHALLENGER 75C AND

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
Easy Access Manual Fuel Shutoff Components Available For Field Installation{1704,1274,1279} 1994/06/20
Do NOT Interchange Electrical Stators Between Electronic Unit Injectors (EUIs) {1290} 1998/06/22

Using 9U-6860 Tool Group To Replace Unit Injector Sleeves{1290} Using 9U-6860 Tool Group To Replace Unit Injector Sleeves{1290}
Installation of High Level Fuel Tank Vent and Modification of Fuel Tank Caps for Challenger Tractors{1273, 1274} Installation of High Level Fuel Tank Vent and Modification of Fuel Tank Caps for Challenger Tractors{1273, 1274}
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}

Certain Fuel Injectors Need To Be Removed From Part Stock Certain Fuel Injectors Need To Be Removed From Part Stock
Product Support Program For Fuel Injector Tips On Certain 3176 And 3176B Truck Engines And Challenger 75 And 85 Tractors Product Support Program For Fuel Injector Tips On Certain 3176 And 3176B Truck Engines And Challenger 75 And 85 Tractors
LINES GP-FUEL INJECTION

Fuel Injection Lines Group 3176 VEHICULAR DIESEL ENGINE
Fuel Injection Lines Group 3176B ENGINE FOR CATERPILLAR BUILT MACHINES

Fuel Injection Lines 3306 VEHICULAR ENGINE FOR CHALLENGER 65 TRACTOR
Fuel Injection Nozzles 3306 VEHICULAR ENGINE FOR CHALLENGER 65 TRACTOR

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

The Valve Body May Crack on Certain Remanufactured Fuel Injectors{1290} The Valve Body May Crack on Certain Remanufactured Fuel Injectors{1290}
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
Procedure To Investigate Misfires On Engines Equipped With Electronic Unit Injectors (EUI) {1290} 1997/05/12
The Procedure for the Installation of the Electronic Unit Injector has changed. {1290} 2014/05/08
Replace the Fuel Injector Hold-Down Bolt When You Service the Electronic Unit Injectors on Engines, Including Remanufactured Engines with Serial Number Prefix 3LZ, AKB, ALS or R1D {1251, 1254} 2006/03/27
PUMP GP-FUEL INJECTION

Electronic Unit Injector Mechanism Group 3176 VEHICULAR DIESEL ENGINE
Unit Injector Rocker Arm Assembly 3176 VEHICULAR DIESEL ENGINE
Electronically Controlled Unit Injector 3176 VEHICULAR DIESEL ENGINE
Electronic Unit Injector Mechanism Group 3176B ENGINE FOR CATERPILLAR BUILT MACHINES
Unit Injector Rocker Arm Assembly 3176B ENGINE FOR CATERPILLAR BUILT MACHINES

Fuel Injection Pump Housing 3306 VEHICULAR ENGINE FOR CHALLENGER 65 TRACTOR
Electronic Unit Injector (EUI) 3176 VEHICULAR ENGINE FOR CHALLENGER 75 TRACTORS
Electronic Unit Injector (EUI) 3176B ENGINE FOR CATERPILLAR BUILT MACHINES

New Tie Bars Improve Stability Of The Fuel Injection Test Bench{0652} 1977/01/17
New Combustion Seal (O-Ring Seal) Used In Unit Injection Pump Group{1290} 1992/03/02
Special Instruction, SEHS9246-01, &quot;Using 9U-6860 Tool Group To Replace Unit Injector Sleeves&quot; Is Available {1713} 1996/09/02
Improved O-Ring Seals for Fuel Injectors for Longer Seal Life {1254} 2003/10/20
The Procedure for the Removal of the Electronic Unit Injector has Changed. {1290} 2004/05/10

PRODUCT IMPROVEMENT PROGRAM FOR REMOVING CERTAIN FUEL INJECTORS FROM DEALERS PARTS STOCK PRODUCT IMPROVEMENT PROGRAM FOR REMOVING CERTAIN FUEL INJECTORS FROM DEALERS PARTS STOCK

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

Fuel Priming Pump Group 3176 VEHICULAR DIESEL ENGINE
Fuel Priming Pump Group 3176B ENGINE FOR CATERPILLAR BUILT MACHINES

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

Inspect the Check Valve in the Fuel Filter Base if You Have Starting Problems or if the Engine Runs Rough Inspect the Check Valve in the Fuel Filter Base if You Have Starting Problems or if the Engine Runs Rough
PUMP GP-FUEL TRANSFER

Fuel Transfer Pump 3306 VEHICULAR ENGINE FOR CHALLENGER 65 TRACTOR

A New Mounting Gasket for the Fuel Transfer Pump is Available {1256} 2004/10/04
TANK GP-FUEL

Fuel Pressure Sensor 3176 VEHICULAR DIESEL ENGINE

Hydraulic &amp; Fuel Tank CHALLENGER 65C, 70C, 75C, & 85C AGRICULTURAL TRACTORS MACHIN

Fuel Sump Tank Drain Valve Protection Available {1279} 1994/02/28
Relocated Fuel Tank Drain Valve Handle Can Be Removed To Prevent Accidental Drainage{1250,1279} 1995/06/26
Fuel Tank Filler Screen Available{1273,1710} 1997/10/06
New Fuel Level Sender Increases Reliability {7481,7483} 1999/03/15
Updated Fuel Tank Caps Are Now Available {1273} 2004/03/15
Updated Fuel Tank Caps Are Now Available {1273} 2003/12/22
Welding On Fuel And Hydraulic Tanks {0353, 0679, 1273, 5056, 7000} 2005/12/19

A New Fuel Tank Drain And/Or A High Level Fuel Vent Needs To Be Installed On Certain Challenger 75, 75C And 85C Tractors A New Fuel Tank Drain And/Or A High Level Fuel Vent Needs To Be Installed On Certain Challenger 75, 75C And 85C Tractors
Product Support Program For Replacing Fuel Tanks That May Crack And Leak Fuel On Certain Challenger 65C, 65D, 70C, 75C And 85C Agricultural Tractors Product Support Program For Replacing Fuel Tanks That May Crack And Leak Fuel On Certain Challenger 65C, 65D, 70C, 75C And 85C Agricultural Tractors
PRODUCT SUPPORT PROGRAM FOR REPLACING FUEL TANKS THAT MAY CRACK AND LEAK FUEL ON CERTAIN CHALLENGER 65C, 65D, 70C, 75C, 75D, 85C AND 85D AGRICULTURAL TRACTORS PRODUCT SUPPORT PROGRAM FOR REPLACING FUEL TANKS THAT MAY CRACK AND LEAK FUEL ON CERTAIN CHALLENGER 65C, 65D, 70C, 75C, 75D, 85C AND 85D AGRICULTURAL TRACTORS
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

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 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}
COOLER GP

New Hydraulic Oil Coolers with Copper-Nickel Alloy Tubes Resist Corrosion {1374} 2000/08/28
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

Hitch Lift Cylinder Group CHALLENGER 65C, 70C, 75C AND 85C AGRICULTURAL TRACTORS HYDRA
Hitch Lift Cylinder Group CHALLENGER 65D, CHALLENGER 75C, AND CHALLENGER 85C AGRICULTU

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

Oil Filter for Implement Valve Return CHALLENGER 65C, 70C, 75C AND 85C AGRICULTURAL TRACTORS HYDRA
Oil Filter for Implement Valve Return CHALLENGER 65D, CHALLENGER 75C, AND CHALLENGER 85C AGRICULTU

New Main Power Relay/Circuit Breaker Enclosure That Is Totally Enclosed To Prevent Debris Accumulation {1420,1423} 1994/04/25
A Replacement Filter Is Incorrectly Identified {5050, 5068} 2002/12/23
Optional High Efficiency Filters Are Now Available {3004, 5068} 2003/07/07

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

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

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

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

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

Hydraulic Oil Lines Group CHALLENGER 65C, 70C, 75C AND 85C AGRICULTURAL TRACTORS HYDRA
Hydraulic Oil Lines Group<BR> (27.5 GPM Pump) CHALLENGER 65D, CHALLENGER 75C, AND CHALLENGER 85C AGRICULTU
Hydraulic Oil Lines Group<BR> (35 GPM Pump) CHALLENGER 65D, CHALLENGER 75C, AND CHALLENGER 85C AGRICULTU

Screened Fitting for Implement Motor Case Drain Return Line Available {5720,4351,4921} 1993/06/14
Screened Fitting for Implement Motor Case Drain Return Line Available{5720,4351,4921} 1994/02/07
Return Line Bypass For Challenger Agricultural Tractors{5057} 1994/06/27
Power Beyond For Challenger Agricultural Tractors{5057} 1994/06/27
Screened Filter For Implement Motor Case Drain Return Line{5720,4351,4921} 1994/11/28
Installation of Parallel Circuit Improves the Efficiency of the Hydraulic System on Implements that Require Constant Down Pressure {5057} 2001/09/10
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

Multipurpose Tractor Oil (MTO) Is Usable In All Challenger Implement Hydraulic And Combined Implement And Steering Hydraulic Systems{5068,5050,5450} 1994/02/14
Special Instruction, REHS0092, &quot;Challenger Agricultural Tractors Implement Hydraulic Operations&quot; {5000,5051,5057,5084,6300} 1997/05/05
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}

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}
Specifications for L-Series Reusable Hydraulic Pump and Motor Components{5058, 5070} Specifications for L-Series Reusable Hydraulic Pump and Motor Components{5058, 5070}
Hydraulic Piston Motors{5058} Hydraulic Piston Motors{5058}

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 Pump CHALLENGER 65C, 70C, 75C AND 85C AGRICULTURAL TRACTORS HYDRA
Hydraulic Pump CHALLENGER 65D, CHALLENGER 75C, AND CHALLENGER 85C AGRICULTU

Steering Pump Pressure Limiter Logic Plugs Can Be Checked For Proper Torque {4306} 1996/05/06
Cutoff Pressure Setting Increased For Implement Pump Groups To Improve Implement Operation {5084} 1997/05/05
The Swashplate Stop for the Piston Pump is now Retained with a Dowel Pin {5070} 2000/08/14
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 Pumps{5055} Vane Type Hydraulic Pumps{5055}
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 Hydraulic Piston Pumps{3203, 5070} Bench Test Procedure for Hydraulic Piston Pumps{3203, 5070}
PUMP GP-METERING

New Metering Pump Groups For Steering Control Prevent Oil Leaks {4300, 4301, 4312} 2010/01/27
TANK GP

Hydraulic Oil Tank CHALLENGER 65C, 70C, 75C AND 85C AGRICULTURAL TRACTORS UNDER
Hydraulic Oil Tank CHALLENGER 65C, 70C, 75C AND 85C AGRICULTURAL TRACTORS HYDRA
Hydraulic Oil Tank CHALLENGER 65D, CHALLENGER 75C, AND CHALLENGER 85C, AGRICULT
Hydraulic Oil Tank CHALLENGER 65D, CHALLENGER 75C, AND CHALLENGER 85C AGRICULTU

A New Hydraulic Tank Air Breather Cap Is Now Available {5056} 2001/09/17
Single Element and Multiple Element Filter Heads are Available for Customized Systems {0738} 2004/03/29

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

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

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

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

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

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

New Flow Control Knobs Available To Improve Disassembly {5137} 1994/01/24
VALVE GP-COMPENSATOR

Pressure and Flow Compensator Valve CHALLENGER 65C, 70C, 75C AND 85C AGRICULTURAL TRACTORS HYDRA
Pressure and Flow Compensator Valve CHALLENGER 65D, CHALLENGER 75C, AND CHALLENGER 85C AGRICULTU
VALVE GP-CONTROL
Implement - Hitch Control Valve Group CHALLENGER 65C, 70C, 75C AND 85C AGRICULTURAL TRACTORS HYDRA
Implement Control Valve Group CHALLENGER 65C, 70C, 75C AND 85C AGRICULTURAL TRACTORS HYDRA
Hitch Valve Control Group CHALLENGER 65C, 70C, 75C AND 85C AGRICULTURAL TRACTORS HYDRA
Implement - Hitch Control Valve Group CHALLENGER 65D, CHALLENGER 75C, AND CHALLENGER 85C AGRICULTU
Implement Control Valve Group CHALLENGER 65D, CHALLENGER 75C, AND CHALLENGER 85C AGRICULTU
Hitch Valve Control Group CHALLENGER 65D, CHALLENGER 75C, AND CHALLENGER 85C AGRICULTU

Transmission Hydraulic Control Valves CHALLENGER 65C, 70C, 75C & 85C AGRICULTURAL TRACTORS POWER T
Implement Control Valves 2ZJ1-499 &amp; 4KK1-499 CHALLENGER 65C, 70C, 75C, & 85C AGRICULTURAL TRACTORS MACHIN
Implement Control Valves '2ZJ500-Up &amp; 2YL227-Up &amp; 4KK500-Up &amp; 9TK231-Up CHALLENGER 65C, 70C, 75C, & 85C AGRICULTURAL TRACTORS MACHIN

New Implement Valve Detent Testing And Adjusting Specifications Provide Additional Flexibility In Adjustment {5057} 1998/09/07
A New Detent Improves Control Valve Operation {5051} 2000/05/01
Special Instruction, REHS0580, "Implement Hydraulic Operations for Parallel Flow Systems" Is Available {5000, 5051, 5057, 5084} 2000/03/13
VALVE GP-PRESSURE REDUCING

Pressure Reducing Valve CHALLENGER 65C, 70C, 75C, & 85C AGRICULTURAL TRACTORS MACHIN
VALVE GP-RELIEF

Relief Valve Group CHALLENGER 65D, 75C, AND 85C AGRICULTURAL TRACTORS TRANSMISS

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}
IMPLEMENTS
PUMP GP

Installation Procedure for the Case Drain Line for the Implement Pump {5084} 2001/09/24
LUBRICATION SYSTEM
FILTER GP-ENGINE OIL

Oil Filter Group 3176 VEHICULAR DIESEL ENGINE
Oil Filter Group 3176B ENGINE FOR CATERPILLAR BUILT MACHINES

New Oil Filter Base Group {1306} 2000/02/07
New High Efficiency Oil Filters are Now Available {1308} 2004/03/22
New High Efficiency Oil Filters are Now Available {1308} 2006/08/21

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

Oil Total Base Number (TBN) Test Kit Available{1300} 1986/01/20
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} 2006/10/23

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

Oil Pump 3176 VEHICULAR DIESEL ENGINE
Oil Pump 3176B ENGINE FOR CATERPILLAR BUILT MACHINES

Oil Pump 3306 VEHICULAR ENGINE FOR CHALLENGER 65 TRACTOR
Engine Oil Pump 3176 VEHICULAR ENGINE FOR CHALLENGER 75 TRACTORS
Engine Oil Pump 3176B ENGINE FOR CATERPILLAR BUILT MACHINES

Erratic Engine Oil Pressure Readings Erratic Engine Oil Pressure Readings
MACHINE ARRANGEMENT
MACHINE AR

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

Service Magazine Special Edition, SEPD0392, Available{0374} 1998/03/23

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 Air Conditioning and Heating R-12 All Caterpillar Machines
Refrigerant Compressor Air Conditioning and Heating R-12 All Caterpillar Machines
System Capacities for Refrigerant (Agricultural Tractors) 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
Glossary of Terms Air Conditioning and Heating R-12 All Caterpillar Machines
General Information Air Conditioning and Heating R-12 All Caterpillar Machines
Refrigerant Expansion Valve System Air Conditioning and Heating R-12 All Caterpillar Machines
Refrigerant Expansion Valve Air Conditioning and Heating R-12 All Caterpillar Machines
Refrigerant Compressor Air Conditioning and Heating R-12 All Caterpillar Machines
Refrigerant Condenser Air Conditioning and Heating R-12 All Caterpillar Machines
Evaporator Coil Air Conditioning and Heating R-12 All Caterpillar Machines
Receiver-Dryer Air Conditioning and Heating R-12 All Caterpillar Machines
Refrigerant Accumulator Air Conditioning and Heating R-12 All Caterpillar Machines
Heating and Air Conditioning Control System Air Conditioning and Heating R-12 All Caterpillar Machines
Preparation of Air Conditioner Units for Seasonal Use Air Conditioning and Heating R-12 All Caterpillar Machines
Cab Air Filters Air Conditioning and Heating R-12 All Caterpillar Machines
Refrigerant Orifice Tube System Air Conditioning and Heating R-12 All Caterpillar Machines
Identifying the Air Conditioning System Air Conditioning and Heating R-12 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 Leakage - Test Air Conditioning and Heating R-12 All Caterpillar Machines
Refrigerant Recovery Air Conditioning and Heating R-12 All Caterpillar Machines
Visual Inspection Air Conditioning and Heating R-12 All Caterpillar Machines
Manifold Gauge Set (Refrigerant) - Install Air Conditioning and Heating R-12 All Caterpillar Machines
Troubleshooting Heating and Air Conditioning Control System Air Conditioning and Heating R-12 All Caterpillar Machines
Refrigerant System - Charge Air Conditioning and Heating R-12 All Caterpillar Machines
Air Conditioning System Troubleshooting Air Conditioning and Heating R-12 All Caterpillar Machines
General Troubleshooting Information Air Conditioning and Heating R-12 All Caterpillar Machines
Manifold Gauge Set (Refrigerant) - Remove Air Conditioning and Heating R-12 All Caterpillar Machines
Refrigerant System - Evacuate Air Conditioning and Heating R-12 All Caterpillar Machines
Refrigerant Compressor Oil - Check Air Conditioning and Heating R-12 All Caterpillar Machines
Machine Preparation for Troubleshooting Air Conditioning and Heating R-12 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 Conditioner Compressor 3306 VEHICULAR ENGINE FOR CHALLENGER 65 TRACTOR
Air Conditioner Filter 3306 VEHICULAR ENGINE FOR CHALLENGER 65 TRACTOR
Refrigerant Compressor 3176 VEHICULAR ENGINE FOR CHALLENGER 75 TRACTORS
Air Conditioner Compressor 3306 ENGINE SUPPLEMENT FOR CHALLENGER 65C & 70C AGRICULTURAL
Refrigerant Compressor SUPPLEMENT - 3176B ENGINE SUPPLEMENT FOR CHALLENGER 75C AND
Air Conditioning Condenser SUPPLEMENT - 3176B ENGINE SUPPLEMENT FOR CHALLENGER 75C AND
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
Machine Preparation for Disassembly and Assembly Air Conditioning and Heating R-12 All Caterpillar Machines
General Information Air Conditioning and Heating R-12 All Caterpillar Machines
Refrigerant Compressor - Remove and Install Air Conditioning and Heating R-12 All Caterpillar Machines
Refrigerant Accumulator - Remove and Install Air Conditioning and Heating R-12 All Caterpillar Machines
Refrigerant Expansion Valve - Remove and Install Air Conditioning and Heating R-12 All Caterpillar Machines
Receiver-Dryer - Remove and Install Air Conditioning and Heating R-12 All Caterpillar Machines
In-Line Refrigerant Dryer - Remove and Install Air Conditioning and Heating R-12 All Caterpillar Machines
Refrigerant Orifice Tube - Remove and Install Air Conditioning and Heating R-12 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

Possible Causes of Poor Air Conditioner Performance{7300} 1993/08/02
Air Conditioners Use R134a Refrigerant {7300} 1994/01/31
New Parts Service Air Conditioner Fitting Assembly Gives Improved Service Life {1808} 1994/03/21
Refrigerant Supply Tank Fitting Sizes{1809,0647,1807} 1994/04/04
Special Instruction SEHS9719 Available for Installation of the High Level Cab Air Inlet {7311,7320,7342} 1994/04/25
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
Improved Capacity Evaporator Core Increases Evaporative Capacity {7320,7343} 1995/11/13
Improvements To Challenger Agricultual Tractors Air Conditioning Available {7320,7343,7311} 1996/05/06
Charcoal Air Filter Available Reduces Odors From Outside Air {7309,7320,7342} 1997/01/27
New Cab Air Filters Provide Improved Efficiency and Odor Reduction {7309, 7320, 7342} 2002/07/08
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

Installation of High Level Cab Air Inlet{7311, 7320, 7342} Installation of High Level Cab Air Inlet{7311, 7320, 7342}
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 Box To Prevent Dust And Condensate Leaks On Certain Challenger Product Support Program For Reworking The Air Conditioning Box To Prevent Dust And Condensate Leaks On Certain Challenger
Product Support Program For Installing A New Air Conditioner Evaporator Core And A Heat Reflective Film To The Windows To Improve Cooling Inside The Cab Of Certain Challenger 65C, 70C, 75C And 85C Tractors Product Support Program For Installing A New Air Conditioner Evaporator Core And A Heat Reflective Film To The Windows To Improve Cooling Inside The Cab Of Certain Challenger 65C, 70C, 75C And 85C Tractors

Air Conditioner Compressor Does Not Engage Air Conditioner Compressor Does Not Engage
R-134a Refrigerant Leaks May Be Caused By Incorrect Seals R-134a Refrigerant Leaks May Be Caused By Incorrect Seals
CAB GP

Cab Mounting Group CHALLENGER 65C, 70C, 75C AND 85C AGRICULTURAL TRACTORS UNDER
Cab Mounting Group CHALLENGER 65D, CHALLENGER 75C, AND CHALLENGER 85C, AGRICULT

Cab Air Filter 3176 VEHICULAR ENGINE FOR CHALLENGER 75 TRACTORS
Cab Headliner CHALLENGER 65C, 70C, 75C, & 85C AGRICULTURAL TRACTORS MACHIN
Cab 2ZJ1-499 &amp; 4KK1-499 CHALLENGER 65C, 70C, 75C, & 85C AGRICULTURAL TRACTORS MACHIN
Cab 2ZJ500-Up &amp; 2YL227-Up &amp; 4KK500-Up &amp; 9TK231-Up CHALLENGER 65C, 70C, 75C, & 85C AGRICULTURAL TRACTORS MACHIN

New Operator Compartment Door and Side Panel Seal Improves Sealing and Reduces Cab Noise{7301,7308} 1996/04/29
Serviceable Parts Available For Cab Rear Access Panel{7300,7301,7329,6331} 1996/11/18
Cab Rear Window Improvements Provide Improved Sealing And Visibility {7301,7310} 1997/01/20
Improvements Strengthen Left And Rear Cab Handholds {7256,7301} 1997/03/24
Production Improvements To Cab Rear Window {7301,7310} 1997/03/31
New Cab Mount Reduces Vibration{1710} 1997/10/06
Material for Sound Suppression in the Cab is Available {7301, 7325, 7329, 7330} 2001/01/22
Torque Has Been Increased for the Cab Mounting Bolts {7266} 2001/08/06
Cab Certification {7323, 7325} 2005/03/21
Ordering a Replacement Operator Protective Structure (OPS) Certification Film {7323, 7325, 7405, 7557} 2009/04/20
Direct Shipping Process and New Packaging for Replacement Glass {7301, 7308, 7310, 7325} 2007/03/26
Use of Dry Lubricant is Recommended {0645, 7301} 2007/07/09
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}
Operator Protective Structure (OPS) Inspection Instructions and Replacement Films{7323, 7325, 7405, 7557} Operator Protective Structure (OPS) Inspection Instructions and Replacement Films{7323, 7325, 7405, 7557}
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}

Product Support Program For Sound Reduction On Certain Challenger 65C, 70C, 75C, And 85C Agricultural Tractors Product Support Program For Sound Reduction On Certain Challenger 65C, 70C, 75C, And 85C Agricultural Tractors
Product Support Program For Strengthening Cab Handholds On Certain Challenger 65C, 70C, 75C, 75D, 85C, And 85D Agricultural Tractors Product Support Program For Strengthening Cab Handholds On Certain Challenger 65C, 70C, 75C, 75D, 85C, And 85D Agricultural Tractors

Product Support Program For Installing A New Evaporator Core And Rerouting The Air Flow To Improve The Cooling Inside The Cab Of Certain 65C, 70C, 75C And 85C Challenger Tractors Product Support Program For Installing A New Evaporator Core And Rerouting The Air Flow To Improve The Cooling Inside The Cab Of Certain 65C, 70C, 75C And 85C Challenger Tractors

105-4968 Cab Air Filter May Prevent Door Closure 105-4968 Cab Air Filter May Prevent Door Closure
Cab Mounting Bolts May Loosen Cab Mounting Bolts May Loosen
CONTROL GP-BRAKE

Brake Control Group CHALLENGER 65C, 70C, 75C AND 85C AGRICULTURAL TRACTORS UNDER
Brake Control Group CHALLENGER 65D, CHALLENGER 75C, AND CHALLENGER 85C, AGRICULT

High Performance Grease Used On Brake Control Linkage {4269} 1996/05/06
CONTROL GP-ELECTRONIC

Powering and Interfacing to Agricultural Implement Electronic Systems{1408, 6304, 6330, 6331, 7300, 7332, 7490} Powering and Interfacing to Agricultural Implement Electronic Systems{1408, 6304, 6330, 6331, 7300, 7332, 7490}
CONTROL GP-HYDRAULIC

Hydraulic Control Group CHALLENGER 65C, 70C, 75C AND 85C AGRICULTURAL TRACTORS HYDRA
Implement Valve Cable Adjustment CHALLENGER 65C, 70C, 75C AND 85C AGRICULTURAL TRACTORS HYDRA
Flow Control Cable Adjustment CHALLENGER 65C, 70C, 75C AND 85C AGRICULTURAL TRACTORS HYDRA
Hitch Control Adjustment CHALLENGER 65C, 70C, 75C AND 85C AGRICULTURAL TRACTORS HYDRA
Hydraulic Control Group CHALLENGER 65D, CHALLENGER 75C, AND CHALLENGER 85C AGRICULTU
Implement Valve Cable Adjustment CHALLENGER 65D, CHALLENGER 75C, AND CHALLENGER 85C AGRICULTU
Flow Control Cable Adjustment CHALLENGER 65D, CHALLENGER 75C, AND CHALLENGER 85C AGRICULTU
Hitch Control Adjustment CHALLENGER 65D, CHALLENGER 75C, AND CHALLENGER 85C AGRICULTU
CONTROL GP-STEERING

Repair Kits for the Steering Column Are Now Available {4310} 2002/06/24
HEATER GP

Heating System Schematic Air Conditioning and Heating R-12 All Caterpillar Machines
HORN GP

Improved Machine Monitor (Lightbar) Control Group Used {7402,7451} 1996/08/12
INDICATOR GP
New Gauges Available {7450} 2010/07/08
MISCELLANEOUS INFORMATION
Engine Coolant Temperature Gauge May Run High{7400,7453} 1994/02/14
Improved Steering Column Boot Resists Cracking{4338,7300} 1997/10/27
MONITOR GP

Machine Monitor Faults Challenger 65C, Challenger 65D, Challenger 65E, Challenger 70C, Challenger 75C, Challenger 75D, Challenger 75E, Challenger 85C, Challenger 85D, Challenger 85E and Challenger 95E Agricultural Tractors Machine Monitor System

Calibration Procedure For Machine Performance Panel (MPP) {7493} 1993/10/11
Reattaching Grommets To 3E-9167 And 3E-9170 Machine Performance Panels{7490} 1995/08/14
Powering and Interfacing to Agricultural Implement Electronic Systems{6800,7300,7332,1408,7490,6331,6304,6330} 1995/10/23
Fuel Pressure Monitoring {7414} 1998/08/10
Improved Machine Performance Panel Has Better Visibility And Changes Factory Defaults {7490} 1999/03/15
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

Sleeve And Cover For Radio Opening Now In Production Improve Headliner Appearance{7300,7338} 1996/09/30
Parts Available For Entertainment Radios {7338} 1997/05/05
Troubleshooting Procedure for Radio Interference Problems {7338} 2000/02/21
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

9U1177 Radio Installation Procedure For C Series Challengers Only{7338} 9U1177 Radio Installation Procedure For C Series Challengers Only{7338}
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

Seat Assembly &amp; Seat Support (2ZY1-499 &amp; 4KK1-499) CHALLENGER 65C, 70C, 75C & 85C AGRICULTURAL TRACTORS POWER T
Seat Assembly &amp; Seat Support (2ZY500-UP &amp; 2YL227-UP &amp; 4KK500-UP &amp; 9TK231-UP) CHALLENGER 65C, 70C, 75C & 85C AGRICULTURAL TRACTORS POWER T
Seat Assembly &amp; Seat Support 2ZY1-499 &amp; 4KK1-499) CHALLENGER 65C, 70C, 75C, & 85C AGRICULTURAL TRACTORS MACHIN
Seat Assembly &amp; Seat Support 2ZY500-UP &amp; 2YL227-UP &amp; 4KK500-UP &amp; 9TK231-UP CHALLENGER 65C, 70C, 75C, & 85C AGRICULTURAL TRACTORS MACHIN
Seat Assembly SUPPLEMENT FOR CHALLENGER 65C, 65D, 70C, 75C & 85C AGRICULTU

Air Ride Seat Suspension Retrofit{7307} 1994/07/18
Improved Air Seat Group Now Used {7307,7312,7324} 1996/04/01
Bezel Prevents Inadvertent Seat Adjustment{7312,7324} 1998/03/23
Back Tilt Knob Kit Now Available {7324,7321} 1999/10/11
Longer Seat Belts Can Be Installed If Necessary {7327} 2005/09/19

Product Support Program For Replacing Seats On Certain Challenger 65, 65B, 65C, 70C, 75, 75C, And 85C Agricultural Tractors Product Support Program For Replacing Seats On Certain Challenger 65, 65B, 65C, 70C, 75, 75C, And 85C Agricultural Tractors

Seat Tethers Field Information Seat Tethers Field Information
WASHER GP-WINDOW

Washer Pump Assemblies Must Be Primed Properly {7306} 2007/08/06
WINDOW GP
Rear Cab Glass Made Thinner {7310} 2001/01/15
POWER TRAIN
ACTUATOR GP

Rotary Actuator CHALLENGER 65C,70C, 75C, AND 85C AGRICULTURAL TRACTORS TRANS
Rotary Actuator CHALLENGER 65D, 75C, AND 85C AGRICULTURAL TRACTORS TRANSMISS
AXLE GP

Product Information Guide, SEBF1015, "Improving Component Durability" , "Final Drives and Differentials" is now available {3258, 3282, 4050} 2004/04/12

Assembly and Installation of Conventional Duo-Cone Seals{7561, 7561} Assembly and Installation of Conventional Duo-Cone Seals{7561, 7561}
Tool and Specification Chart for Conventional Duo-Cone Seal Groups{0599, 7561} Tool and Specification Chart for Conventional Duo-Cone Seal Groups{0599, 7561}

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

Clutch Control Group (Inching) CHALLENGER 65C,70C, 75C, AND 85C AGRICULTURAL TRACTORS TRANS
Clutch Control Group (Inching) CHALLENGER 65D, 75C, AND 85C AGRICULTURAL TRACTORS TRANSMISS

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-TRANSMISSION HYD

Transmission Hydraulic Control Group CHALLENGER 65C,70C, 75C, AND 85C AGRICULTURAL TRACTORS TRANS
Transmission Hydraulic Control Group CHALLENGER 65D, 75C, AND 85C AGRICULTURAL TRACTORS TRANSMISS

Control Valve Changes Improve Challenger Shift Quality{3152,3157,3167,3178} 1995/01/30

Product Support Program For Reducing Transmission Hydraulic Noise On Certain Challenger 65C, 70C, 75C, 85C, 75D, And 85D Tractors Product Support Program For Reducing Transmission Hydraulic Noise On Certain Challenger 65C, 70C, 75C, 85C, 75D, And 85D Tractors
DIFFERENTIAL & BEVEL GEAR GP

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}

Procedure to Machine Damaged Transmission and Differential Yokes{3030, 3253, 3258} Procedure to Machine Damaged Transmission and Differential Yokes{3030, 3253, 3258}
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}
DRUM GP
345-1236 Lifting Bracket{0599, 0629, 0632, 6605} 345-1236 Lifting Bracket{0599, 0629, 0632, 6605}
FILTER GP

Understanding Transmission Filter Plugging Events {3004, 3067} 2007/04/02
LINES GP-FILTER

PRODUCT SUPPORT PROGRAM FOR INSTALLING A NEW CLIP ON THE TRANSMISSION FILTER OIL LINE ON CERTAIN CH65C, CH65D, CH65E, CH70C, CH75C, CH75D, CH75E, CH85C, CH85D, CH85E, CH95E CHALLENGER TRACTORS PRODUCT SUPPORT PROGRAM FOR INSTALLING A NEW CLIP ON THE TRANSMISSION FILTER OIL LINE ON CERTAIN CH65C, CH65D, CH65E, CH70C, CH75C, CH75D, CH75E, CH85C, CH85D, CH85E, CH95E CHALLENGER TRACTORS
LINES GP-POWER TRAIN OIL

A New Clip Improves the Fitup and the Installation of the Lines for the Transmission Filter {3004, 3016, 3067} 2004/11/01
MISCELLANEOUS INFORMATION

Oil Transfer Will Dilute Transmission Oil Oil Transfer Will Dilute Transmission Oil
POWER TAKE-OFF GP

The Bolt that Attaches the Gear Shroud Assembly to the PTO case Has Been Lengthened {3107} 2001/07/09
PUMP GP

Transmission Oil Pump CHALLENGER 65C,70C, 75C, AND 85C AGRICULTURAL TRACTORS TRANS
Transmission Oil Pump CHALLENGER 65D, 75C, AND 85C AGRICULTURAL TRACTORS TRANSMISS

Transmission Oil Pump CHALLENGER 65C, 70C, 75C, & 85C AGRICULTURAL TRACTORS MACHIN

Change To Transmission Lubrication Pump Cover Improves Reliability {3066} 1997/06/16
SEAL GP-DUO-CONE
Final Drive Duo-Cone Seal Assembly Information Update {7561} 2009/01/26
SHAFT GP

Input Shaft CHALLENGER 65C,70C, 75C, AND 85C AGRICULTURAL TRACTORS TRANS
Main Drive Shaft CHALLENGER 65C,70C, 75C, AND 85C AGRICULTURAL TRACTORS TRANS
Main Drive Shaft CHALLENGER 65C, 70C, 75C AND 85C AGRICULTURAL TRACTORS UNDER
Input Shaft CHALLENGER 65C, 70C, 75C AND 85C AGRICULTURAL TRACTORS UNDER
Input Shaft CHALLENGER 65D, 75C, AND 85C AGRICULTURAL TRACTORS TRANSMISS
Main Drive Shaft CHALLENGER 65D, 75C, AND 85C AGRICULTURAL TRACTORS TRANSMISS
Main Drive Shaft CHALLENGER 65D, CHALLENGER 75C, AND CHALLENGER 85C, AGRICULT
Input Shaft CHALLENGER 65D, CHALLENGER 75C, AND CHALLENGER 85C, AGRICULT

Input Drive Shaft - Engine To Transmission (65C &amp; 70C) CHALLENGER 65C, 70C, 75C & 85C AGRICULTURAL TRACTORS POWER T
Input Drive Shaft - Engine To Transmission (75C &amp; 85C) CHALLENGER 65C, 70C, 75C & 85C AGRICULTURAL TRACTORS POWER T
Main Drive Shaft (Transmission to Differential Steering) 2ZJ1-499 &amp; 4KK1-499 CHALLENGER 65C, 70C, 75C & 85C AGRICULTURAL TRACTORS POWER T
Main Drive Shaft (Transmission to Differential Steering) 2ZJ500-UP 2YL227-UP &amp; 4KK500-UP &amp; 9TK231-UP CHALLENGER 65C, 70C, 75C & 85C AGRICULTURAL TRACTORS POWER T

Main Drive Shaft Slip Spline Lubrication Interval Changed {3253} 1998/11/23
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

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}
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

Introduction CHALLENGER 65C,70C, 75C, AND 85C AGRICULTURAL TRACTORS TRANS
Selector Group CHALLENGER 65C,70C, 75C, AND 85C AGRICULTURAL TRACTORS TRANS
Relief Valve Group CHALLENGER 65C,70C, 75C, AND 85C AGRICULTURAL TRACTORS TRANS
Transmission Control Linkage CHALLENGER 65C,70C, 75C, AND 85C AGRICULTURAL TRACTORS TRANS
Transmission CHALLENGER 65C,70C, 75C, AND 85C AGRICULTURAL TRACTORS TRANS
Selector Group CHALLENGER 65D, 75C, AND 85C AGRICULTURAL TRACTORS TRANSMISS
Transmission Control Linkage CHALLENGER 65D, 75C, AND 85C AGRICULTURAL TRACTORS TRANSMISS
Transmission CHALLENGER 65D, 75C, AND 85C AGRICULTURAL TRACTORS TRANSMISS

Systems Operation CHALLENGER 65C, 70C, 75C AND 85C AGRICULTURAL TRACTORS TRANS
Systems Operation CHALLENGER 65D, 75C, AND 85C AGRICULTURAL TRACTORS TRANSMISS

Testing And Adjusting CHALLENGER 65C, 70C, 75C AND 55C AGRICULTURAL TRACTORS TRANS
Testing and Adjusting CHALLENGER 65D, 75C, AND 85C AGRICULTURAL TRACTORS TRANSMISS

Transmission Relief Valve CHALLENGER 65C, 70C, 75C & 85C AGRICULTURAL TRACTORS POWER T
Transmission 2ZJ1-UP &amp; 4KK1-UP CHALLENGER 65C, 70C, 75C & 85C AGRICULTURAL TRACTORS POWER T
Transmission 2YL227-UP &amp; 9TK231-UP CHALLENGER 65C, 70C, 75C & 85C AGRICULTURAL TRACTORS POWER T

New Lock Ring Used In Transmission Planetary Group Improves Retention Of Ring Gear {3160} 1994/04/25
New Transmission Bearing Improves Surface Fatigue Life {3030} 1996/09/16

Product Support Program For Replacing The 1078081 Transmission Tube On Certain 65C, 70C, 75C And 85C Challengers Product Support Program For Replacing The 1078081 Transmission Tube On Certain 65C, 70C, 75C And 85C Challengers
The Transmission Shifter Console Or Shift Gate Needs To Be Modified On Certain Challenger 65, 65B, 65C, 70C, 75, 75C And 85C Tractors The Transmission Shifter Console Or Shift Gate Needs To Be Modified On Certain Challenger 65, 65B, 65C, 70C, 75, 75C And 85C Tractors
Product Support Program For Installing New Roller Bearings In The Transmissions Of Certain Challenger 65C, 70C, 75C, And 85C Tractors Product Support Program For Installing New Roller Bearings In The Transmissions Of Certain Challenger 65C, 70C, 75C, And 85C Tractors

Hydraulic Oil May Transfer To The Transmission Hydraulic Oil May Transfer To The Transmission
Some 2P-4472, 7G-0825, and 8P-1656 Clutch Plates May Have Been Shipped Into the Parts System Before Finish Grinding Some 2P-4472, 7G-0825, and 8P-1656 Clutch Plates May Have Been Shipped Into the Parts System Before Finish Grinding

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}
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}
Thermal Spray Procedures for Clutch Housing Piston Bore{0679, 3160, 3169} Thermal Spray Procedures for Clutch Housing Piston Bore{0679, 3160, 3169}
VALVE GP-LOCKUP CLUTCH & SOL

The Color Codes on the Springs in the Selector and Pressure Control Valves Have Changed {3073, 3074, 3083, 3124} 2009/04/20
VALVE GP-MODULATING

Modulating (Inching) Valve Group CHALLENGER 65C,70C, 75C, AND 85C AGRICULTURAL TRACTORS TRANS
Modulating (Inching) Valve Group CHALLENGER 65D, 75C, AND 85C AGRICULTURAL TRACTORS TRANSMISS
VALVE GP-PRESSURE CONTROL
Pressure Control Group CHALLENGER 65C,70C, 75C, AND 85C AGRICULTURAL TRACTORS TRANS
Pressure Control Group CHALLENGER 65D, 75C, AND 85C AGRICULTURAL TRACTORS TRANSMISS
WHEEL & FINAL DRIVE GP

Recommended Applications For 109-6267 Special Application Drive Wheel {4199} 2000/02/07
DRIVE GP-FINAL

Final Drive CHALLENGER 65C, 70C, 75C AND 85C AGRICULTURAL TRACTORS UNDER
Final Drive CHALLENGER 65D, CHALLENGER 75C, AND CHALLENGER 85C, AGRICULT

Duo-Cone Seals (Conventional) CHALLENGER 65C, 70C, 75C & 85C AGRICULTURAL TRACTORS POWER T
Final Drives 2ZJ1-499 &amp; 4KK1-499 CHALLENGER 65C, 70C, 75C & 85C AGRICULTURAL TRACTORS POWER T
Final Drives 2ZJ500-UP &amp; 2YL227-UP &amp; 4KK500-UP &amp; 9TK231-UP CHALLENGER 65C, 70C, 75C & 85C AGRICULTURAL TRACTORS POWER T

New Gear Has Improved Life{4050,4055,4059} 1996/04/29
New Bearing Setting Procedure for Improved Differential Input Housing{3254,3259,3269,3275} 1996/07/01
Final Drive Duo-Cone Ring Seals Improved {4052,4050} 1998/11/30
Correction to Disassembly and Assembly , "Assemble Final Drives" {4091} 2001/12/03

PRODUCT SUPPORT PROGRAM FOR REPLACING THE AXLE SHAFT ON CERTAIN CHALLENGER 65C, 65D, 70C, 75C, AND 85C AGRICULTURAL TRACTORS PRODUCT SUPPORT PROGRAM FOR REPLACING THE AXLE SHAFT ON CERTAIN CHALLENGER 65C, 65D, 70C, 75C, AND 85C AGRICULTURAL TRACTORS

Midwheel Duo-Cone Seals Leak At Low Hours Midwheel Duo-Cone Seals Leak At Low Hours
SERVICE EQUIPMENT AND SUPPLIES
BEARING KITS

Improved Final Drive Pinion Bearing Setting Procedure Used And New Shim Pack Kit Available {4050,4091} 1996/10/28
Improved Final Drive Pinion Bearing Setting Procedure Used And New Shim Pack Kit Available{4050,4091} 1998/05/04
CHARTS & FILMS

Belt Tension Chart 3176 VEHICULAR DIESEL ENGINE
Belt Tension Chart 3176B ENGINE FOR CATERPILLAR BUILT MACHINES

Notice Film For Brake Reservoir Cap Now Used {4291} 1993/05/03
Updated List Of Charts And Decals Available For Lubrication And Maintenance Intervals{0374,0375,7557} 1994/04/04
Incorrect Tools Listed In Service Manual Chart {4205,0700,3282,7561} 1994/07/04
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

New Duo-Cone Seal Installer Available{7561} 1993/04/19
Final Drive Duo-Cone Ring Seals Improved {4052,4050,7561} 1999/01/25
The Color of Certain O-Ring Seals Will Change {7555} 2002/12/09
The 1U-8846 Gasket Sealant Is Canceled {7555} 2010/03/22

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

6V-4876 Molykote Paste Lubricant To Aid In Duo-Cone Seal Break-In 6V-4876 Molykote Paste Lubricant To Aid In Duo-Cone Seal Break-In

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

Metric Fasteners 3176 VEHICULAR DIESEL ENGINE

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
A Revision to the Guideline for Reusable Parts and Salvage Operations, SEBF8351 , "Mobil-Trac Systems" is Available {7000} 2003/05/26
"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
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
Service Magazine Special Edition, SEPD0304, Available {0374} 1996/05/06
Use 143-7145 Lifting Bracket To Remove And Install Cast Driver{0632} 1998/03/23
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 INSPECTING 1J4757 BEARINGS IN DEALER PARTS STOCK PRODUCT IMPROVEMENT PROGRAM FOR INSPECTING 1J4757 BEARINGS IN DEALER PARTS STOCK
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

Required Tools Air Conditioning and Heating R-12 All Caterpillar Machines

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} 2004/04/01
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

Provide Proper Documentation of Returned Parts within the Warranty Claim {1000} 2004/05/01
PROTECTION GP

An Improved Corporate Padlock Is Available {7430} 2004/03/22
New Packaging for Caterpillar Electronic Control Modules (ECM) {1901} 2007/08/13
KIT-REBUILD
Precious Metals Engine Rebuild Kits Are Available for 3176 Machine Engines {1000} 2012/12/10

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
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

New Steering Diverter Valve Is Available {4307, 4342, 4343} 2000/03/06

PRODUCT SUPPORT PROGRAM FOR REPLACING THE STEERING DIVERTER VALVE ON CERTAIN CH65C, CH65D, CH65E, CH70C, CH75C, CH75D, CH75E, CH85C, CH85D, CH85E, AND CH95E CHALLENGER TRACTORS PRODUCT SUPPORT PROGRAM FOR REPLACING THE STEERING DIVERTER VALVE ON CERTAIN CH65C, CH65D, CH65E, CH70C, CH75C, CH75D, CH75E, CH85C, CH85D, CH85E, AND CH95E CHALLENGER TRACTORS
UNDERCARRIAGE
BELT & DRIVE GP

Improved Drive Wheel Assembly Available To Improve Traction{4199} 1993/11/22
Cleaner Bar Group Available To Keep Drive Wheel Guide Block Grooves Clean{4192,4196,4198,4199} 1995/06/26
New Construction Prevents Cable Emergence {4198} 1995/07/03
Strengthened Drive Wheel Provides Increased Life {4199} 1995/10/02
Machining Locator Lug Removed To Reduce The Chance Of Torn Belts As A Result Of Untracking {4197,4198} 1996/09/02
Improved Drivewheel Designs Available {4199} 1997/04/07
Belt Selection, Bolt Torque, And Special Application Drive Wheel Scraper Maintenance Recommendations {4199} 1998/08/17
144-7779 Belt Repair Kit Available For Rubber Drive Belts{4198} 1998/10/12
Special Instruction, REHS0151-01, Available For Procedure For Reinforcing And Bolting On Guide Blocks {4198} 1999/02/15
Harder Drive Wheel Segments And Torque Turn Procedure Provides Stronger Joint {4150,4199} 1999/04/19
Individual Replacement Guide Blocks Available{4198} 1999/04/26
Belt Disposal {4150,4198} 1999/09/20
Replacement Mobil-Trac System Belts Are Now Available for John Deere 8000T Series Agricultural Tractors {4198} 2002/11/18

Repair Guidelines and Procedures for Mobil-Trac System Belts (MTS) that have Missing or Worn Guide Blocks{4198} Repair Guidelines and Procedures for Mobil-Trac System Belts (MTS) that have Missing or Worn Guide Blocks{4198}

Product Support Program For Replacing Belts On Certain CH65, CH70, CH75 And CH85 Agricultural Tractors Product Support Program For Replacing Belts On Certain CH65, CH70, CH75 And CH85 Agricultural Tractors
Product Support Program For Installing Improved Scrapers For Special Application Drivers On Certain Challenger 65C, 65D, 70C, 75C, 75D, 85C And 85D Agricultural Tractors Product Support Program For Installing Improved Scrapers For Special Application Drivers On Certain Challenger 65C, 65D, 70C, 75C, 75D, 85C And 85D Agricultural Tractors
Product Support Program For Installing Improved Drivers On Certain Challenger 65, 70, 75 And 85 Agricultural Tractors Product Support Program For Installing Improved Drivers On Certain Challenger 65, 70, 75 And 85 Agricultural Tractors

Severe Vibrations May Result In Undercarriage Damage Severe Vibrations May Result In Undercarriage Damage
Procedure To Align Belts Procedure To Align Belts
&quot;Upgrade to New&quot; MOBIL TRAC Belt Program Termination "Upgrade to New" MOBIL TRAC Belt Program Termination
Use 1R-1297 Belts With Special Application Drive Wheels Use 1R-1297 Belts With Special Application Drive Wheels
Rubber Chunking From Drive Wheel Assemblies Rubber Chunking From Drive Wheel Assemblies
BOGIE GP

Bogie Roller Assemblies 2ZJ500-UP &amp; 2YL227-UP &amp; 4KK500-UP &amp; 9TK231-UP CHALLENGER 65C, 70C, 75C & 85C AGRICULTURAL TRACTORS POWER T
Bogie Suspensions 2ZJ1-499 &amp; 4KK1-499 CHALLENGER 65C, 70C, 75C & 85C AGRICULTURAL TRACTORS POWER T
Bogie Suspensions 2ZJ500-UP &amp; 2YL227-UP &amp; 4KK500-UP &amp; 9TK231-UP CHALLENGER 65C, 70C, 75C & 85C AGRICULTURAL TRACTORS POWER T
Disassemble and Assemble Bogie Suspensions CHALLENGER 65C, 70C, 75C & 85C AGRICULTURAL TRACTORS POWER T

Installation of the Bogie Pin {4194} 2001/04/09
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}
ROLLER GP

Midwheel Duo-Cone Seals now use Improved Material {7561} 2001/07/30
SUSPENSION GP

Bogie Suspension Group CHALLENGER 65C, 70C, 75C AND 85C AGRICULTURAL TRACTORS UNDER
Suspension Support Axle CHALLENGER 65C, 70C, 75C AND 85C AGRICULTURAL TRACTORS UNDER
Bogie Suspension Group CHALLENGER 65D, CHALLENGER 75C, AND CHALLENGER 85C, AGRICULT
Suspension Support Axle CHALLENGER 65D, CHALLENGER 75C, AND CHALLENGER 85C, AGRICULT

Air Springs 2ZJ1-499 &amp; 4KK1-499 CHALLENGER 65C, 70C, 75C & 85C AGRICULTURAL TRACTORS POWER T
Air Springs 2ZJ500-UP &amp; 2YL227-UP &amp; 4KK500-UP &amp; 9TK231-UP CHALLENGER 65C, 70C, 75C & 85C AGRICULTURAL TRACTORS POWER T
Spindle Assemblies 2ZJ1-499 &amp; 4KK1-499 CHALLENGER 65C, 70C, 75C & 85C AGRICULTURAL TRACTORS POWER T
Spindle Assemblies 2ZJ500-UP &amp; 2YL227-UP &amp; 4KK500-UP &amp; 9TK231-UP CHALLENGER 65C, 70C, 75C & 85C AGRICULTURAL TRACTORS POWER T
Bogie Roller Assemblies 2ZJ1-499 &amp; 4KK1-499 CHALLENGER 65C, 70C, 75C & 85C AGRICULTURAL TRACTORS POWER T
Suspension Support CHALLENGER 65C, 70C, 75C & 85C AGRICULTURAL TRACTORS POWER T

Retrofittable Maintenance-Free Suspension Kit Available{4150,4196} 1996/01/08
Improved Midwheel Air Spring Has Longer Service Life{4193} 1997/07/28

The Major Pivot Retainer Needs To Be Replaced On The Suspension Of Certain 65C, 70C, 75C, And 85C Challenger Tractors The Major Pivot Retainer Needs To Be Replaced On The Suspension Of Certain 65C, 70C, 75C, And 85C Challenger Tractors
TENSIONER GP-TRACK

Belt Tensioner Cylinders CHALLENGER 65C, 70C, 75C & 85C AGRICULTURAL TRACTORS POWER T
TRACK GP
Belts 2ZJ1-499 &amp; 4KK1-499 CHALLENGER 65C, 70C, 75C & 85C AGRICULTURAL TRACTORS POWER T
Belts 2ZJ500-UP &amp; 2YL227-UP &amp; 4KK500-UP &amp; 9TK231-UP CHALLENGER 65C, 70C, 75C & 85C AGRICULTURAL TRACTORS POWER T

Rubber Drive Belt Field Repair Kit{4213} 1994/07/18
Special Instruction, REHS0576 Is Available for Selection and Usage of Mobil-Trac Belts {4198} 1999/12/13
Temperature Specification for Belt Alignment Has Been Changed {4150} 2000/04/03
New Shims are Now Available for the Adjustment of Belt Alignment {4150} 2001/02/26

Use of 144-7779 Belt Repair Kit For Rubber Drive Belts{4198} Use of 144-7779 Belt Repair Kit For Rubber Drive Belts{4198}
Selection and Usage of Mobil-Trac System Belts{4150, 4198} Selection and Usage of Mobil-Trac System Belts{4150, 4198}

168-7720 Ultrasonic Wear Indicator III Group{0374, 0599, 0729, 0787} 168-7720 Ultrasonic Wear Indicator III Group{0374, 0599, 0729, 0787}

Mobil-Trac Systems/MTS {4198} Mobil-Trac Systems/MTS {4198}
UNDERCARRIAGE GP

Sealed And Lubricated Undercarriage Maintenance Recommendations {4150,4175} 1997/04/21
Use 155-1557 Gauge For Scraper Adjustment On Cast Steel Drive Wheels {4199,0766} 1999/03/08
WHEEL & IDLER GP
Front Idler Hub Oil Change Interval And Factory Oil Fill Changed {4159,4167,4215} 1996/10/28
New Maintenance Interval Schedule and Procedure for Checking the Oil Level in the Midwheel Hub {4180, 7526} 2000/01/10
FRAME GP
Special Instruction, REHS1105 is Available for Reinforcing the Frame in the Area of the Midbeam {4150} 2001/07/02
CYLINDER GP

Tension Cylinder CHALLENGER 65C, 70C, 75C AND 85C AGRICULTURAL TRACTORS UNDER
Tension Cylinder CHALLENGER 65D, CHALLENGER 75C, AND CHALLENGER 85C, AGRICULT

Product Support Program For Stamping The Correct Precharge Pressure On The Warning Plate Used On The Tension Cylinder On Certain CH65C, CH70C, CH75C, CH75D, CH85C And CH85D Tractors Product Support Program For Stamping The Correct Precharge Pressure On The Warning Plate Used On The Tension Cylinder On Certain CH65C, CH70C, CH75C, CH75D, CH85C And CH85D Tractors
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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