C32 Engine Emissions Retrofit Repower Tier II for 777D Truck 3PR00001-UP (MACHINE) POWER TRAIN Caterpillar SIS

Special Instruction

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}

Decommissioning Procedure for Permanently Sealed Diaphragm Accumulators {5077}
Decommissioning Procedure for Permanently Sealed Diaphragm Accumulators {5077}

Specifications

Rotary Actuator (Transmission)
776D, 777D and 777D HAA Off-Highway Truck/Tractors Power Train

Systems Operation

Rotary Actuator (Transmission)
776D, 777D and 777D HAA Off-Highway Truck/Tractors Power Train

Service Magazine

Revised Special Instruction, REHS0126-02, "Caterpillar Electronic Controls Service Code Information Description List", Available{0374,1901,1927,1930,1948,3168,4348,4802,4808,4810,4812,5511,5701,7490,7494,7601,7602,7610}
1998/11/16

Operation and Maintenance Manual

Breather (Differential and Final Drive) - Replace
776D and 777D Off-Highway Truck/Tractor

Magnetic Plug (Differential) - Check
776D and 777D Off-Highway Truck/Tractor

Rear Axle A-Frame Bearing - Lubricate
776D and 777D Off-Highway Truck/Tractor

Rear Axle Housing Lateral Control Rod Bearings - Lubricate
776D and 777D Off-Highway Truck/Tractor

Rear Axle Housing End Play - Adjust
776D and 777D Off-Highway Truck/Tractor

Special Instruction

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}

Procedures for the Inspections, Repairs, and Component Replacements on the Frames and Support Assembly of Certain Off-Highway Trucks {3268, 7051}
Procedures for the Inspections, Repairs, and Component Replacements on the Frames and Support Assembly of Certain Off-Highway Trucks {3268, 7051}

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}

Inspection of the Duo-cone Seal Gp{4050, 4051, 7561}
Inspection of the Duo-cone Seal Gp{4050, 4051, 7561}

Specifications

Rear Axle Housing
776D, 777D and 777D HAA Off-Highway Truck/Tractors Power Train

Systems Operation

Rear Axle and Final Drive System
776D, 777D and 777D HAA Off-Highway Truck/Tractors Power Train

Reuse And Salvage Guidelines

Specifications for Inspection of Driveline Fasteners {3030, 3101, 3159, 3253, 3258, 3278, 4050}
Specifications for Inspection of Driveline Fasteners {3030, 3101, 3159, 3253, 3258, 3278, 4050}

Torque Converter, Divider, Drive Line, and Drive Axle Reuse and Salvage Manual Contents {0374, 3000, 3050, 3100, 3250, 3251, 3253, 3258}
Torque Converter, Divider, Drive Line, and Drive Axle Reuse and Salvage Manual Contents {0374, 3000, 3050, 3100, 3250, 3251, 3253, 3258}

Weld Repair Procedure for the Rear Axle A-Frame on 776 & 777 Off-Highway Trucks {0679, 3260, 3268}
Weld Repair Procedure for the Rear Axle A-Frame on 776 & 777 Off-Highway Trucks {0679, 3260, 3268}

9D-7899 Axle Housing Salvage{0374, 0599, 0679, 0722, 3260}
9D-7899 Axle Housing Salvage{0374, 0599, 0679, 0722, 3260}

Contamination Control Guidelines

Proper Oil Changing Procedures {1000, 1308, 1316, 1325, 1348, 3000, 3004, 3005, 3030, 3064, 3067, 3080, 3081, 4000, 4001, 4050, 4051, 5050, 5056, 5068, 5095}
Proper Oil Changing Procedures {1000, 1308, 1316, 1325, 1348, 3000, 3004, 3005, 3030, 3064, 3067, 3080, 3081, 4000, 4001, 4050, 4051, 5050, 5056, 5068, 5095}

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}

Filtration Procedure for Off-Highway Truck (769-777) Rear Axle Oil {0680, 0768, 3260, 4050}
Filtration Procedure for Off-Highway Truck (769-777) Rear Axle Oil {0680, 0768, 3260, 4050}

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}

Testing and Adjusting

Rear Axle Housing End Play - Adjust
776D, 777D and 777D HAA Off-Highway Truck/Tractors Power Train

Rear Axle and Final Drive System
776D, 777D and 777D HAA Off-Highway Truck/Tractors Power Train

Visual Inspection (Rear Axle and Final Drive)
776D, 777D and 777D HAA Off-Highway Truck/Tractors Power Train

Disassembly and Assembly

Front Wheel Bearings, Duo-Cone Seals & Brake Discs
776D WHEEL TRACTOR & 777D OFF-HIGHWAY TRUCK MACHINE SYSTEMS

Front Wheel Bearings & Duo-Cone Seals (Service Brake Arrangement)
776D WHEEL TRACTOR & 777D OFF-HIGHWAY TRUCK MACHINE SYSTEMS

Lateral Control Rod (Rear Axle Housing) - Remove and Install
776D Wheeled Tractor and
777D and 777D HAA Off-Highway Trucks Power Train

Axle Housing and Support - Remove and Install
776D Wheeled Tractor and
777D and 777D HAA Off-Highway Trucks Power Train

Power Train - Install
Conversion of a 777D Off-Highway Truck to a 777E Off-Highway Truck

Service Magazine

Inner Duo-Cone Retainers Are Hardened For Increased Service Life In Front Wheel Groups {4208,7261}
1997/06/30

Duo-Cone Seal Assemblies With A Toric Available For Tractors And Trucks{4006,7555,4251,7561}
1997/08/04

Improved Duo-Cone Seal Retainer Used In Certain Brake Groups And Wheel Arrangements{4251,4267,7561}
1998/01/19

High Pressure Washer Available For Final Drives And Axle Housings Of Off-Highway Trucks {0680,4050,3260}
1998/02/02

Updated Information For Improved Duo-Cone Seal Retainers On Certain Off-Highway Trucks{4251,4267,7561}
1998/03/09

Use 142-1813 Axle Tool to Remove and Install Axle Shafts {3250,0722}
1998/08/03

Off-Highway Truck Duo-Cone Seal Service Tools And Installation Video Now Available{7561}
1999/02/01

New Plate Design Improves Service Life of Pin {3260}
2000/06/12

Change in Oil Change Interval for the Final Drive and the Rear Axle in Off-Highway Trucks {4000, 4050, 7000, 7560, 7581}
2002/07/08

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

Tools Allow Calibration of Preload Adjusters for Wheel Bearings {0766, 0783}
2004/12/27

New Toric Rings Update the Duo-Cone Seal Groups {4001, 4051, 4201}
2008/05/05

Reuse Information on the Components in the Drive Train {3278, 4050}
2008/03/31

Available Seal Assembly For Off-Highway Truck Wheel And Brake Assembly Requires Proper Installation In Order To Improve Seal Reliability. {4051, 4251, 4267}
2009/02/16

Determining the Severity of a Leak of the Duo-cone Seal Gp {4050, 4051, 7561}
2010/02/25

Cat Reman Announces the Addition of Power Train Components for Mining Trucks {3030, 3258, 4008, 4051, 4201, 4251, 4267}
2015/05/28

New Pins Are Used in the Axle Support Group and the Rear Housing Group on Certain Off-Highway Trucks {3260, 3268}
New Pins Are Used in the Axle Support Group and the Rear Housing Group on Certain Off-Highway Trucks {3260, 3268}

Special Instruction

Assembly and Installation of Conventional Duo-Cone Seals{7561, 7561}
Assembly and Installation of Conventional Duo-Cone Seals{7561, 7561}

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}

Caterpillar Off-Highway Truck (777, 785, 789, 793, and 797) Technician Checklist Final Drive Removal and Installation {0372, 0374, 4001, 4001, 4011, 4011, 4050, 4050}
Caterpillar Off-Highway Truck (777, 785, 789, 793, and 797) Technician Checklist Final Drive Removal and Installation {0372, 0374, 4001, 4001, 4011, 4011, 4050, 4050}

Reuse And Salvage Guidelines

Repair of Web Cracks In Final Drive Planetary Carriers {4092}
Repair of Web Cracks In Final Drive Planetary Carriers {4092}

Thermal Spray Procedures for OHT Rear Duo-Cone Seal Retainer and Spacer {0679, 4051, 4201, 4251, 4267}
Thermal Spray Procedures for OHT Rear Duo-Cone Seal Retainer and Spacer {0679, 4051, 4201, 4251, 4267}

Special Instruction

Assembly and Installation of Conventional Duo-Cone Seals{7561, 7561}
Assembly and Installation of Conventional Duo-Cone Seals{7561, 7561}

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}

Technical Information Bulletin

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

Tool Operating Manual

Rear Final Drive Brake and Wheel Group Assembly and Disassembly System{0374, 0599, 0700, 0727, 0730, 0731}
Rear Final Drive Brake and Wheel Group Assembly and Disassembly System{0374, 0599, 0700, 0727, 0730, 0731}

Reuse And Salvage Guidelines

Off-Highway Truck Final Drive Planetary Carrier {0760, 0761, 4084}
Off-Highway Truck Final Drive Planetary Carrier {0760, 0761, 4084}

Thermal Spray Procedures for OHT Planetary Carrier - Pin Bores{0679, 4084}
Thermal Spray Procedures for OHT Planetary Carrier - Pin Bores{0679, 4084}

Specifications For Hydraulic Piston Pump And Motor Components {3083, 3203, 3221, 3222, 4351, 5058, 5069, 5070, 5117}
Specifications For Hydraulic Piston Pump And Motor Components {3083, 3203, 3221, 3222, 4351, 5058, 5069, 5070, 5117}

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}

Technical Information Bulletin

Replacement Solenoid Valves May Fail on Certain Transmissions {3073, 3167, 3174, 5479, 7499}
Replacement Solenoid Valves May Fail on Certain Transmissions {3073, 3167, 3174, 5479, 7499}

Service Magazine

Hydraulic Control System Improvements Reduce Retarder Response Time{1019}
1997/09/22

Operation and Maintenance Manual

Traction Control System (TCS) - Test - If Equipped
776D and 777D Off-Highway Truck/Tractor

Special Instruction

Procedure For Installing Automatic Retarder Control (ARC) In 771D, 775D Quarry Trucks, 776D Tractors And 769D, 773D, 777D Off-Highway Trucks And Design Enhancements For Previously Equipped ARC Machines {3120, 3121, 3288, 4257, 4269, 4294, 4801}
Procedure For Installing Automatic Retarder Control (ARC) In 771D, 775D Quarry Trucks, 776D Tractors And 769D, 773D, 777D Off-Highway Trucks And Design Enhancements For Previously Equipped ARC Machines {3120, 3121, 3288, 4257, 4269, 4294, 4801}

Specifications

Traction Control Valve
776D, 777D and 777D HAA Off-Highway Truck/Tractors Air System and Brakes

Traction Control Valve
740 Articulated Truck, 768C, 769C, 769D, 772B, 773B, 773D, 773E, 773F, 776, 776B, 776C, 776D, 777, 777B, 777C, 777D, 777F, 784B, 784C, 785, 785B, 785C, 785D, 789, 789B, 789C, 789D, 793, 793B, 793C and 793D Off-Highway Trucks and 771C, 771D, 775B, 775D, 775E and 775F Quarry Trucks Automatic Electronic Traction Aid (AETA)

Speed Sensor (Transmission)
740 Articulated Truck, 768C, 769C, 769D, 772B, 773B, 773D, 773E, 773F, 776, 776B, 776C, 776D, 777, 777B, 777C, 777D, 777F, 784B, 784C, 785, 785B, 785C, 785D, 789, 789B, 789C, 789D, 793, 793B, 793C and 793D Off-Highway Trucks and 771C, 771D, 775B, 775D, 775E and 775F Quarry Trucks Automatic Electronic Traction Aid (AETA)

Pressure Switch (Air)
740 Articulated Truck, 768C, 769C, 769D, 772B, 773B, 773D, 773E, 773F, 776, 776B, 776C, 776D, 777, 777B, 777C, 777D, 777F, 784B, 784C, 785, 785B, 785C, 785D, 789, 789B, 789C, 789D, 793, 793B, 793C and 793D Off-Highway Trucks and 771C, 771D, 775B, 775D, 775E and 775F Quarry Trucks Automatic Electronic Traction Aid (AETA)

Speed Sensor
740 Articulated Truck, 768C, 769C, 769D, 772B, 773B, 773D, 773E, 773F, 776, 776B, 776C, 776D, 777, 777B, 777C, 777D, 777F, 784B, 784C, 785, 785B, 785C, 785D, 789, 789B, 789C, 789D, 793, 793B, 793C and 793D Off-Highway Trucks and 771C, 771D, 775B, 775D, 775E and 775F Quarry Trucks Automatic Electronic Traction Aid (AETA)

Systems Operation

General Information
740 Articulated Truck, 768C, 769C, 769D, 772B, 773B, 773D, 773E, 773F, 776, 776B, 776C, 776D, 777, 777B, 777C, 777D, 777F, 784B, 784C, 785, 785B, 785C, 785D, 789, 789B, 789C, 789D, 793, 793B, 793C and 793D Off-Highway Trucks and 771C, 771D, 775B, 775D, 775E and 775F Quarry Trucks Automatic Electronic Traction Aid (AETA)

Electronic Control Module (Traction Control System)
740 Articulated Truck, 768C, 769C, 769D, 772B, 773B, 773D, 773E, 773F, 776, 776B, 776C, 776D, 777, 777B, 777C, 777D, 777F, 784B, 784C, 785, 785B, 785C, 785D, 789, 789B, 789C, 789D, 793, 793B, 793C and 793D Off-Highway Trucks and 771C, 771D, 775B, 775D, 775E and 775F Quarry Trucks Automatic Electronic Traction Aid (AETA)

Solenoid Valves
740 Articulated Truck, 768C, 769C, 769D, 772B, 773B, 773D, 773E, 773F, 776, 776B, 776C, 776D, 777, 777B, 777C, 777D, 777F, 784B, 784C, 785, 785B, 785C, 785D, 789, 789B, 789C, 789D, 793, 793B, 793C and 793D Off-Highway Trucks and 771C, 771D, 775B, 775D, 775E and 775F Quarry Trucks Automatic Electronic Traction Aid (AETA)

Sensors
740 Articulated Truck, 768C, 769C, 769D, 772B, 773B, 773D, 773E, 773F, 776, 776B, 776C, 776D, 777, 777B, 777C, 777D, 777F, 784B, 784C, 785, 785B, 785C, 785D, 789, 789B, 789C, 789D, 793, 793B, 793C and 793D Off-Highway Trucks and 771C, 771D, 775B, 775D, 775E and 775F Quarry Trucks Automatic Electronic Traction Aid (AETA)

Switches
740 Articulated Truck, 768C, 769C, 769D, 772B, 773B, 773D, 773E, 773F, 776, 776B, 776C, 776D, 777, 777B, 777C, 777D, 777F, 784B, 784C, 785, 785B, 785C, 785D, 789, 789B, 789C, 789D, 793, 793B, 793C and 793D Off-Highway Trucks and 771C, 771D, 775B, 775D, 775E and 775F Quarry Trucks Automatic Electronic Traction Aid (AETA)

Traction Control Valve
740 Articulated Truck, 768C, 769C, 769D, 772B, 773B, 773D, 773E, 773F, 776, 776B, 776C, 776D, 777, 777B, 777C, 777D, 777F, 784B, 784C, 785, 785B, 785C, 785D, 789, 789B, 789C, 789D, 793, 793B, 793C and 793D Off-Highway Trucks and 771C, 771D, 775B, 775D, 775E and 775F Quarry Trucks Automatic Electronic Traction Aid (AETA)

Testing and Adjusting

General Information
740 Articulated Truck, 768C, 769C, 769D, 772B, 773B, 773D, 773E, 773F, 776, 776B, 776C, 776D, 777, 777B, 777C, 777D, 777F, 784B, 784C, 785, 785B, 785C, 785D, 789, 789B, 789C, 789D, 793, 793B, 793C and 793D Off-Highway Trucks and 771C, 771D, 775B, 775D, 775E and 775F Quarry Trucks Automatic Electronic Traction Aid (AETA)

Functional Test
740 Articulated Truck, 768C, 769C, 769D, 772B, 773B, 773D, 773E, 773F, 776, 776B, 776C, 776D, 777, 777B, 777C, 777D, 777F, 784B, 784C, 785, 785B, 785C, 785D, 789, 789B, 789C, 789D, 793, 793B, 793C and 793D Off-Highway Trucks and 771C, 771D, 775B, 775D, 775E and 775F Quarry Trucks Automatic Electronic Traction Aid (AETA)

Machine Preparation for Troubleshooting
740 Articulated Truck, 768C, 769C, 769D, 772B, 773B, 773D, 773E, 773F, 776, 776B, 776C, 776D, 777, 777B, 777C, 777D, 777F, 784B, 784C, 785, 785B, 785C, 785D, 789, 789B, 789C, 789D, 793, 793B, 793C and 793D Off-Highway Trucks and 771C, 771D, 775B, 775D, 775E and 775F Quarry Trucks Automatic Electronic Traction Aid (AETA)

Towing
740 Articulated Truck, 768C, 769C, 769D, 772B, 773B, 773D, 773E, 773F, 776, 776B, 776C, 776D, 777, 777B, 777C, 777D, 777F, 784B, 784C, 785, 785B, 785C, 785D, 789, 789B, 789C, 789D, 793, 793B, 793C and 793D Off-Highway Trucks and 771C, 771D, 775B, 775D, 775E and 775F Quarry Trucks Automatic Electronic Traction Aid (AETA)

Stationary Pressure - Test
740 Articulated Truck, 768C, 769C, 769D, 772B, 773B, 773D, 773E, 773F, 776, 776B, 776C, 776D, 777, 777B, 777C, 777D, 777F, 784B, 784C, 785, 785B, 785C, 785D, 789, 789B, 789C, 789D, 793, 793B, 793C and 793D Off-Highway Trucks and 771C, 771D, 775B, 775D, 775E and 775F Quarry Trucks Automatic Electronic Traction Aid (AETA)

Troubleshooting Notes
740 Articulated Truck, 768C, 769C, 769D, 772B, 773B, 773D, 773E, 773F, 776, 776B, 776C, 776D, 777, 777B, 777C, 777D, 777F, 784B, 784C, 785, 785B, 785C, 785D, 789, 789B, 789C, 789D, 793, 793B, 793C and 793D Off-Highway Trucks and 771C, 771D, 775B, 775D, 775E and 775F Quarry Trucks Automatic Electronic Traction Aid (AETA)

Parking Brake Release Pressure - Test
740 Articulated Truck, 768C, 769C, 769D, 772B, 773B, 773D, 773E, 773F, 776, 776B, 776C, 776D, 777, 777B, 777C, 777D, 777F, 784B, 784C, 785, 785B, 785C, 785D, 789, 789B, 789C, 789D, 793, 793B, 793C and 793D Off-Highway Trucks and 771C, 771D, 775B, 775D, 775E and 775F Quarry Trucks Automatic Electronic Traction Aid (AETA)

Parking Brake Control Pressure - Test
740 Articulated Truck, 768C, 769C, 769D, 772B, 773B, 773D, 773E, 773F, 776, 776B, 776C, 776D, 777, 777B, 777C, 777D, 777F, 784B, 784C, 785, 785B, 785C, 785D, 789, 789B, 789C, 789D, 793, 793B, 793C and 793D Off-Highway Trucks and 771C, 771D, 775B, 775D, 775E and 775F Quarry Trucks Automatic Electronic Traction Aid (AETA)

Parking and Secondary Brake Release System Leakage - Check
740 Articulated Truck, 768C, 769C, 769D, 772B, 773B, 773D, 773E, 773F, 776, 776B, 776C, 776D, 777, 777B, 777C, 777D, 777F, 784B, 784C, 785, 785B, 785C, 785D, 789, 789B, 789C, 789D, 793, 793B, 793C and 793D Off-Highway Trucks and 771C, 771D, 775B, 775D, 775E and 775F Quarry Trucks Automatic Electronic Traction Aid (AETA)

Disassembly and Assembly

Traction Control System Electronic Control Module
776D WHEEL TRACTOR & 777D OFF-HIGHWAY TRUCK MACHINE SYSTEMS

Traction Control Valve - Disassemble
776D Wheeled Tractor and
777D and 777D HAA Off-Highway Trucks Power Train

Traction Control Valve - Assemble
776D Wheeled Tractor and
777D and 777D HAA Off-Highway Trucks Power Train

Traction Control Valve - Remove
776D Wheeled Tractor and
777D and 777D HAA Off-Highway Trucks Power Train

Traction Control Valve - Install
776D Wheeled Tractor and
777D and 777D HAA Off-Highway Trucks Power Train

Special Instruction

Improved Method for Installing the Actual Gear Position Sensor {1439, 3061}
Improved Method for Installing the Actual Gear Position Sensor {1439, 3061}

Technical Information Bulletin

Replacement Solenoid Valves May Fail on Certain Transmissions {3073, 3167, 3174, 5479, 7499}
Replacement Solenoid Valves May Fail on Certain Transmissions {3073, 3167, 3174, 5479, 7499}

Specifications

Transmission Hydraulic Control
776D, 777D and 777D HAA Off-Highway Truck/Tractors Power Train

Systems Operation

Transmission Hydraulic Control
776D, 777D and 777D HAA Off-Highway Truck/Tractors Power Train

Reuse And Salvage Guidelines

Individual Clutch Modulation (ICM) Control Valves{3065, 3139}
Individual Clutch Modulation (ICM) Control Valves{3065, 3139}

Testing and Adjusting

Transmission Hydraulic Control - Test
776D, 777D and 777D HAA Off-Highway Truck/Tractors Power Train

Transmission Hydraulic Control Pilot Pressure - Test and Adjust
776D, 777D and 777D HAA Off-Highway Truck/Tractors Power Train

Transmission Hydraulic Control Primary Clutch Pressure - Test and Adjust
776D, 777D and 777D HAA Off-Highway Truck/Tractors Power Train

Transmission Hydraulic Control Clutch Pressure - Test
776D, 777D and 777D HAA Off-Highway Truck/Tractors Power Train

Bench Test Procedures

Bench Test Procedure for a 776B, 776C, 776D, 777B, 777C, and 777D Off-Highway Truck Transmission {3030, 3073}
Bench Test Procedure for a 776B, 776C, 776D, 777B, 777C, and 777D Off-Highway Truck Transmission {3030, 3073}

Disassembly and Assembly

Transmission Hydraulic Control - Remove
776D Wheeled Tractor and
777D and 777D HAA Off-Highway Trucks Power Train

Transmission Hydraulic Control - Install
776D Wheeled Tractor and
777D and 777D HAA Off-Highway Trucks Power Train

Transmission Hydraulic Control - Disassemble
776D Wheeled Tractor and
777D and 777D HAA Off-Highway Trucks Power Train

Transmission Hydraulic Control - Assemble
776D Wheeled Tractor and
777D and 777D HAA Off-Highway Trucks Power Train

Service Magazine

Improved Solenoid Valve Group Used In ICM And Planetary Transmissions For Increased Reliability And Longer Service Life{3030}
1998/03/16

Load Piston Body Changes In ICM Pressure Control Valve Group{3073,3030}
1998/05/04

New Load Piston Body Available In ICM Pressure Control Valve Group {3073,3152,3167}
1998/10/19

ICM Control Valve Group; Debris Wear And Control Malfunction {3150,3157,3167}
1999/01/11

An Improved Solenoid Valve Group Is Used In Transmissions With ICM For Increased Reliability And Longer Service Life {3124, 3167, 3174}
2009/07/20

A New Transmission Harness and a New Position Sensor Group Are Now Used on Certain Cat Products {1408, 1439, 3167}
2009/11/05

Special Instruction

Hydraulic Cylinder Repair Process {7562}
Hydraulic Cylinder Repair Process {7562}

Hydraulic Cylinder Honing {7562}
Hydraulic Cylinder Honing {7562}

Reuse And Salvage Guidelines

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}

Hydraulic Cylinder Repair Process {7562}
Hydraulic Cylinder Repair Process {7562}

Hydraulic Cylinder Honing {7562}
Hydraulic Cylinder Honing {7562}

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}

Contamination Control Guidelines

Hydraulic Cylinder Honing {7562}
Hydraulic Cylinder Honing {7562}

Applied Failure Analysis

Hydraulic Cylinder Seal Failure Analysis {7555, 7562}
Hydraulic Cylinder Seal Failure Analysis {7555, 7562}

Bench Test Procedures

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}

Service Magazine

Double Lip Wiper Seals Must Be Installed Properly {7562}
2002/12/09

A Rework Procedure Improves the Seal Assembly Performance in Hydraulic Cylinders on Cat Products {7562}
2010/04/30

Operation and Maintenance Manual

Differential and Final Drive Oil - Inspect
776D and 777D Off-Highway Truck/Tractor

Differential Thrust Pin Clearance - Check
776D and 777D Off-Highway Truck/Tractor

Differential and Final Drive Oil - Change
776D and 777D Off-Highway Truck/Tractor

Differential and Final Drive Oil Level - Check
776D and 777D Off-Highway Truck/Tractor

Differential and Final Drive Oil Sample - Obtain
776D and 777D Off-Highway Truck/Tractor

Special Instruction

Installation of Bevel Gear, Differential And Differential Housing (Flange Half) on Certain Cat Products {3256, 3258, 3281}
Installation of Bevel Gear, Differential And Differential Housing (Flange Half) on Certain Cat Products {3256, 3258, 3281}

Caterpillar Off-Highway Truck (777, 785, 789, 793, and 797) Technician Checklist Differential Removal and Installation Checklist{0372, 0374, 3258, 3258}
Caterpillar Off-Highway Truck (777, 785, 789, 793, and 797) Technician Checklist
Differential Removal and Installation Checklist{0372, 0374, 3258, 3258}

Technical Information Bulletin

Bolts in the Differential Group May Loosen on Certain 777D, 777E, 777F, and 777G Off-Highway Trucks {3258}
Bolts in the Differential Group May Loosen on Certain 777D, 777E, 777F, and 777G Off-Highway Trucks {3258}

Specifications

Differential and Bevel Gear
776D, 777D and 777D HAA Off-Highway Truck/Tractors Power Train

Differential
776D, 777D and 777D HAA Off-Highway Truck/Tractors Power Train

Tool Operating Manual

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}

Systems Operation

Differential and Bevel Gear
776D, 777D and 777D HAA Off-Highway Truck/Tractors Power Train

Reuse And Salvage Guidelines

Salvage of Differential Bearing Cage on Off-Highway Trucks {3258, 3283, 3284}
Salvage of Differential Bearing Cage on Off-Highway Trucks {3258, 3283, 3284}

Reusability of Drive Train Gears {3002, 3159, 3256, 4055}
Reusability of Drive Train Gears {3002, 3159, 3256, 4055}

Specifications for Inspection of Driveline Fasteners {3030, 3101, 3159, 3253, 3258, 3278, 4050}
Specifications for Inspection of Driveline Fasteners {3030, 3101, 3159, 3253, 3258, 3278, 4050}

Torque Converter, Divider, Drive Line, and Drive Axle Reuse and Salvage Manual Contents {0374, 3000, 3050, 3100, 3250, 3251, 3253, 3258}
Torque Converter, Divider, Drive Line, and Drive Axle Reuse and Salvage Manual Contents {0374, 3000, 3050, 3100, 3250, 3251, 3253, 3258}

Salvage of Differential Housing Assembly Used on Off-Highway Trucks {3258, 3283, 3284}
Salvage of Differential Housing Assembly Used on Off-Highway Trucks {3258, 3283, 3284}

Procedure to Machine Damaged Transmission and Differential Yokes {3030, 3253, 3258}
Procedure to Machine Damaged Transmission and Differential Yokes {3030, 3253, 3258}

Thermal Spray Procedures for Wheel Loaders, Off-Highway Trucks and Tractors, Articulated Trucks, Wheel Tractors, Compactors, and Integrated Toolcarriers Differential - Support Bearing Journal {0679, 3258, 3284}
Thermal Spray Procedures for Wheel Loaders, Off-Highway Trucks and Tractors, Articulated Trucks, Wheel Tractors, Compactors, and Integrated Toolcarriers Differential - Support Bearing Journal {0679, 3258, 3284}

Thermal Spray Procedures for Wheel Loaders, Articulated Trucks, Wheel Tractors, Compactors, and Integrated Toolcarriers Differential Case - Flange End {0679, 3258, 3284}
Thermal Spray Procedures for Wheel Loaders, Articulated Trucks, Wheel Tractors, Compactors, and Integrated Toolcarriers Differential Case - Flange End {0679, 3258, 3284}

Thermal Spray Procedures for OHT Differential Housing - Housing and Side Thrust {0374, 0599, 0679, 3258, 3281}
Thermal Spray Procedures for OHT Differential Housing - Housing and Side Thrust {0374, 0599, 0679, 3258, 3281}

Thermal Spray Procedures for OHT Cage - Bearing{0679, 3258, 3281}
Thermal Spray Procedures for OHT Cage - Bearing{0679, 3258, 3281}

Thermal Spray Procedures for OHT Differential Carrier Assembly {0374, 0599, 0679, 3258, 3281, 3284}
Thermal Spray Procedures for OHT Differential Carrier Assembly {0374, 0599, 0679, 3258, 3281, 3284}

Thermal Spray Procedures for OHT Differential Carrier{0679, 3258, 3284}
Thermal Spray Procedures for OHT Differential Carrier{0679, 3258, 3284}

Contamination Control Guidelines

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}

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}

Testing and Adjusting

Differential and Bevel Gear - Adjust
776D, 777D and 777D HAA Off-Highway Truck/Tractors Power Train

Rear Axle and Final Drive System
776D, 777D and 777D HAA Off-Highway Truck/Tractors Power Train

Visual Inspection (Rear Axle and Final Drive)
776D, 777D and 777D HAA Off-Highway Truck/Tractors Power Train

Differential Pinion Bearing - Adjust
776D, 777D and 777D HAA Off-Highway Truck/Tractors Power Train

Disassembly and Assembly

Differential and Bevel Gear - Remove
776D Wheeled Tractor and
777D and 777D HAA Off-Highway Trucks Power Train

Differential and Bevel Gear - Disassemble
776D Wheeled Tractor and
777D and 777D HAA Off-Highway Trucks Power Train

Differential and Bevel Gear - Assemble
776D Wheeled Tractor and
777D and 777D HAA Off-Highway Trucks Power Train

Differential and Bevel Gear - Install
776D Wheeled Tractor and
777D and 777D HAA Off-Highway Trucks Power Train

Service Magazine

Higher Viscosity Oil Should Be Used In Certain Final Drives And Differentials {4070,0645}
1996/12/16

Serial Numbers and Sequence Numbers Improve Component Life Tracking on Major Power Train Components {1000, 3030, 3101, 3258, 3284, 4050, 4208, 4234}
2000/04/17

New Procedure For The Adjustment Of The Differential Thrust Pin {3258, 3260, 3284}
2000/02/07

Correction to Disassembly and Assembly, SENR6924 {3258, 3284}
2001/04/02

A Retrofit Kit for the Shroud on the Bevel Gear is Now Available on Certain 776D and 777D Off-Highway Trucks {3256, 3258, 3281}
2001/06/04

Proper Differential Warmup and Break-In Can Extend the Service Life of Differential Bearings on Certain Off-Highway Trucks {3258}
2012/06/01

An Improved Bevel Gear Set is Now Used On Certain 777D and 777F Off-Highway Trucks {3254, 3256, 3258, 3281}
2013/10/09

Torque for the Bolts in the Differential Group May Be Increased on Certain 777 Off-Highway Trucks {3258, 3258}
2013/11/26

Cat Reman Announces the Addition of Power Train Components for Mining Trucks {3030, 3258, 4008, 4051, 4201, 4251, 4267}
2015/05/28

An Improved Differential Housing is Now Used on Certain 777D, 777F, and 777G Off-Highway Trucks {3256, 3258, 3281}
An Improved Differential Housing is Now Used on Certain 777D, 777F, and 777G Off-Highway Trucks {3256, 3258, 3281}

Special Instruction

Caterpillar Off-Highway Truck (777, 785, 789, 793, and 797) Technician Checklist Differential Removal and Installation Checklist{0372, 0374, 3258, 3258}
Caterpillar Off-Highway Truck (777, 785, 789, 793, and 797) Technician Checklist
Differential Removal and Installation Checklist{0372, 0374, 3258, 3258}

Technical Information Bulletin

Bolts in the Differential Group May Loosen on Certain 777D, 777E, 777F, and 777G Off-Highway Trucks {3258}
Bolts in the Differential Group May Loosen on Certain 777D, 777E, 777F, and 777G Off-Highway Trucks {3258}

Tool Operating Manual

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

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}

Reuse And Salvage Guidelines

Torque Converter, Divider, Drive Line, and Drive Axle Reuse and Salvage Manual Contents {0374, 3000, 3050, 3100, 3250, 3251, 3253, 3258}
Torque Converter, Divider, Drive Line, and Drive Axle Reuse and Salvage Manual Contents {0374, 3000, 3050, 3100, 3250, 3251, 3253, 3258}

Salvage of Differential Housing Assembly Used on Off-Highway Trucks {3258, 3283, 3284}
Salvage of Differential Housing Assembly Used on Off-Highway Trucks {3258, 3283, 3284}

Procedure to Machine Damaged Transmission and Differential Yokes {3030, 3253, 3258}
Procedure to Machine Damaged Transmission and Differential Yokes {3030, 3253, 3258}

Thermal Spray Procedures for Differential Case - Housing Face & Pinion Thrust Face {3283}
Thermal Spray Procedures for Differential Case - Housing Face & Pinion Thrust Face {3283}

Thermal Spray Procedures for OHT Differential Housing - Housing and Side Thrust {0374, 0599, 0679, 3258, 3281}
Thermal Spray Procedures for OHT Differential Housing - Housing and Side Thrust {0374, 0599, 0679, 3258, 3281}

Thermal Spray Procedures for OHT Cage - Bearing{0679, 3258, 3281}
Thermal Spray Procedures for OHT Cage - Bearing{0679, 3258, 3281}

Thermal Spray Procedures for OHT Differential Carrier Assembly {0374, 0599, 0679, 3258, 3281, 3284}
Thermal Spray Procedures for OHT Differential Carrier Assembly {0374, 0599, 0679, 3258, 3281, 3284}

Thermal Spray Procedures for OHT Differential Carrier{0679, 3258, 3284}
Thermal Spray Procedures for OHT Differential Carrier{0679, 3258, 3284}

Contamination Control Guidelines

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}

Disassembly and Assembly

Transmission, Transfer Gears, and Differential - Remove
776D Wheeled Tractor and
777D and 777D HAA Off-Highway Trucks Power Train

Transmission, Transfer Gears, and Differential - Install
776D Wheeled Tractor and
777D and 777D HAA Off-Highway Trucks Power Train

Service Magazine

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

Proper Differential Warmup and Break-In Can Extend the Service Life of Differential Bearings on Certain Off-Highway Trucks {3258}
2012/06/01

An Improved Bevel Gear Set is Now Used On Certain 777D and 777F Off-Highway Trucks {3254, 3256, 3258, 3281}
2013/10/09

Specifications

Pump Drive Shaft
776D, 777D and 777D HAA Off-Highway Truck/Tractors Power Train

Pump Drive
776D Tractor and 777D and 777D HAA Off-Highway Truck Hydraulic System

Tool Operating Manual

M0074040: 509-5085 Lifting Tool Assembly {0374, 0599, 0629, 0632, 3023, 3159, 3160, 5363, 7000}
M0074040: 509-5085 Lifting Tool Assembly {0374, 0599, 0629, 0632, 3023, 3159, 3160, 5363, 7000}

Systems Operation

Pump Drive
776D, 777D and 777D HAA Off-Highway Truck/Tractors Power Train

Reuse And Salvage Guidelines

Repair of Web Cracks In Final Drive Planetary Carriers {4092}
Repair of Web Cracks In Final Drive Planetary Carriers {4092}

Testing and Adjusting

Pump Drive - Adjust
776D, 777D and 777D HAA Off-Highway Truck/Tractors Power Train

Disassembly and Assembly

Hydraulic Pump Drive Shaft
776D WHEEL TRACTOR & 777D OFF-HIGHWAY TRUCK MACHINE SYSTEMS

Pump Drive
776D WHEEL TRACTOR & 777D OFF-HIGHWAY TRUCK MACHINE SYSTEMS

Service Magazine

New Cage And Adapter Assemblies Available For Power Take Off (PTO) Drives {1207}
1999/11/22

Reuse And Salvage Guidelines

Transmission, Torque Converter, and Final Drive Updates for 768C through 793C Off-Highway Trucks{3001, 3030, 4050}
Transmission, Torque Converter, and Final Drive Updates for 768C through 793C Off-Highway Trucks{3001, 3030, 4050}

Tool Operating Manual

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

Contamination Control Guidelines

Proper Oil Changing Procedures {1000, 1308, 1316, 1325, 1348, 3000, 3004, 3005, 3030, 3064, 3067, 3080, 3081, 4000, 4001, 4050, 4051, 5050, 5056, 5068, 5095}
Proper Oil Changing Procedures {1000, 1308, 1316, 1325, 1348, 3000, 3004, 3005, 3030, 3064, 3067, 3080, 3081, 4000, 4001, 4050, 4051, 5050, 5056, 5068, 5095}

Operation and Maintenance Manual

Oil Filter (Transmission) - Replace
776D and 777D Off-Highway Truck/Tractor

Special Instruction

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}

Technical Information Bulletin

Certain Off-Highway Trucks Are Now Shipped With Cleanout Filters For The Hydraulic Systems (These Include: Transmission, Steering, Hoist, And Brake Systems
Certain Off-Highway Trucks Are Now Shipped With Cleanout Filters For The Hydraulic Systems (These Include: Transmission, Steering, Hoist, And Brake Systems

Specifications

Oil Filter (Transmission Charging)
776D, 777D and 777D HAA Off-Highway Truck/Tractors Power Train

Oil Filter (Torque Converter Charging)
776D, 777D and 777D HAA Off-Highway Truck/Tractors Air System and Brakes

Systems Operation

Oil Filter (Torque Converter Charging)
776D, 777D and 777D HAA Off-Highway Truck/Tractors Power Train

Oil Filter (Transmission Charging)
776D, 777D and 777D HAA Off-Highway Truck/Tractors Power Train

Contamination Control Guidelines

Proper Oil Changing Procedures {1000, 1308, 1316, 1325, 1348, 3000, 3004, 3005, 3030, 3064, 3067, 3080, 3081, 4000, 4001, 4050, 4051, 5050, 5056, 5068, 5095}
Proper Oil Changing Procedures {1000, 1308, 1316, 1325, 1348, 3000, 3004, 3005, 3030, 3064, 3067, 3080, 3081, 4000, 4001, 4050, 4051, 5050, 5056, 5068, 5095}

Disassembly and Assembly

Parking Brake Release Oil Filter & Base
776D WHEEL TRACTOR & 777D OFF-HIGHWAY TRUCK MACHINE SYSTEMS

Oil Filter and Base (Torque Converter) - Disassemble
776D Wheeled Tractor and
777D and 777D HAA Off-Highway Trucks Power Train

Oil Filter and Base (Torque Converter) - Assemble
776D Wheeled Tractor and
777D and 777D HAA Off-Highway Trucks Power Train

Oil Filter and Base (Transmission Charging) - Disassemble
776D Wheeled Tractor and
777D and 777D HAA Off-Highway Trucks Power Train

Oil Filter and Base (Transmission Charging) - Assemble
776D Wheeled Tractor and
777D and 777D HAA Off-Highway Trucks Power Train

Service Magazine

Certain Off-Highway Trucks Are Now Shipped with Cleanout Filters For Hydraulic Systems {5068}
2004/06/21

Color Coded Dust Caps for S·O·S Ports Will Be Available {7770}
2003/12/01

Optional High Efficiency Filters Are Now Available {3004, 5068}
2007/12/17

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

New O-Ring Seals Update the Oil Filter Group for the Transmission {3067}
2008/11/10

New Advanced Efficiency Filters Are Now Available for the Transmission Assembly and the Torque Converter Assembly {1408, 1435, 3004, 3067, 5068}
2010/11/10

New Advanced Efficiency Filters Should Be Used in the Transmission Assembly and the Torque Converter Assembly on Certain Off-Highway Trucks/Tractors {3067}
2012/04/09

New Oil Filters for all Cat Machines are Available {3004, 3067, 4295, 431F, 5068}
New Oil Filters for all Cat Machines are Available {3004, 3067, 4295, 431F, 5068}

Contamination Control Guidelines

Proper Oil Changing Procedures {1000, 1308, 1316, 1325, 1348, 3000, 3004, 3005, 3030, 3064, 3067, 3080, 3081, 4000, 4001, 4050, 4051, 5050, 5056, 5068, 5095}
Proper Oil Changing Procedures {1000, 1308, 1316, 1325, 1348, 3000, 3004, 3005, 3030, 3064, 3067, 3080, 3081, 4000, 4001, 4050, 4051, 5050, 5056, 5068, 5095}

Specifications

Transfer Gears
776D, 777D and 777D HAA Off-Highway Truck/Tractors Power Train

Tool Operating Manual

M0074040: 509-5085 Lifting Tool Assembly {0374, 0599, 0629, 0632, 3023, 3159, 3160, 5363, 7000}
M0074040: 509-5085 Lifting Tool Assembly {0374, 0599, 0629, 0632, 3023, 3159, 3160, 5363, 7000}

Systems Operation

Transfer Gears
776D, 777D and 777D HAA Off-Highway Truck/Tractors Power Train

Reuse And Salvage Guidelines

Reusability of Drive Train Gears {3002, 3159, 3256, 4055}
Reusability of Drive Train Gears {3002, 3159, 3256, 4055}

Specifications for Inspection of Driveline Fasteners {3030, 3101, 3159, 3253, 3258, 3278, 4050}
Specifications for Inspection of Driveline Fasteners {3030, 3101, 3159, 3253, 3258, 3278, 4050}

"White Layer Flaking" of Transfer Gears in Off-Highway Trucks and Tractors{3159}
"White Layer Flaking" of Transfer Gears in Off-Highway Trucks and Tractors{3159}

Testing and Adjusting

Transfer Gear End Play - Adjust
776D, 777D and 777D HAA Off-Highway Truck/Tractors Power Train

Disassembly and Assembly

Transmission, Transfer Gears, and Differential - Remove
776D Wheeled Tractor and
777D and 777D HAA Off-Highway Trucks Power Train

Transmission, Transfer Gears, and Differential - Install
776D Wheeled Tractor and
777D and 777D HAA Off-Highway Trucks Power Train

Transmission and Transfer Gears - Remove
776D Wheeled Tractor and
777D and 777D HAA Off-Highway Trucks Power Train

Transmission and Transfer Gears - Install
776D Wheeled Tractor and
777D and 777D HAA Off-Highway Trucks Power Train

Transmission and Transfer Gears - Separate
776D Wheeled Tractor and
777D and 777D HAA Off-Highway Trucks Power Train

Transmission and Transfer Gears - Connect
776D Wheeled Tractor and
777D and 777D HAA Off-Highway Trucks Power Train

Transfer Gears - Disassemble
776D Wheeled Tractor and
777D and 777D HAA Off-Highway Trucks Power Train

Transfer Gears - Assemble
776D Wheeled Tractor and
777D and 777D HAA Off-Highway Trucks Power Train

Engine - Install
Conversion of a 777D Off-Highway Truck to a 777E Off-Highway Truck

Service Magazine

Spanner Wrench is Available for Ecology Drain Valves {1302, 1353, 1372, 5076, 5613}
2006/03/20

Improved Lip Seals Are Used in the Transfer Gear Groups {1164, 3159}
2006/08/28

Improved Sealing for the Transfer Gear Gp {3159}
2008/09/15

An Improved Lip Type Seal and Wear Sleeve Seal Are Now Used in the Transfer Gear Group of Certain 777 Off-Highway Trucks {3159}
2014/04/15

The Transmission Input Transfer Gear Group Has Been Improved On Certain 777D, 777F, and 777G Off-Highway Trucks {3159}
The Transmission Input Transfer Gear Group Has Been Improved On Certain 777D, 777F, and 777G Off-Highway Trucks {3159}

Tool Operating Manual

M0074040: 509-5085 Lifting Tool Assembly {0374, 0599, 0629, 0632, 3023, 3159, 3160, 5363, 7000}
M0074040: 509-5085 Lifting Tool Assembly {0374, 0599, 0629, 0632, 3023, 3159, 3160, 5363, 7000}

Reuse And Salvage Guidelines

Specifications for Inspection of Driveline Fasteners {3030, 3101, 3159, 3253, 3258, 3278, 4050}
Specifications for Inspection of Driveline Fasteners {3030, 3101, 3159, 3253, 3258, 3278, 4050}

"White Layer Flaking" of Transfer Gears in Off-Highway Trucks and Tractors{3159}
"White Layer Flaking" of Transfer Gears in Off-Highway Trucks and Tractors{3159}

Service Magazine

New Duo-Cone Seal Group Is Now Used for the Front Brakes on Certain 777C, 777D and 777F Off-Highway Trucks {4001, 4201, 4251, 4267, 7561}
2013/09/04

Special Instruction

O-Rings - Radial, Fitting Assembly O-Rings and Other O-Ring Applications {0599, 0738, 4000, 4250, 4300, 5050, 5057, 7555}
O-Rings - Radial, Fitting Assembly O-Rings and Other O-Ring Applications {0599, 0738, 4000, 4250, 4300, 5050, 5057, 7555}

Reuse And Salvage Guidelines

Replacing Tubes In Housings That Are Installed With Mechanical Joints (Expanded and Welded) {3016, 3154, 4104, 4133, 5057}
Replacing Tubes In Housings That Are Installed With Mechanical Joints (Expanded and Welded) {3016, 3154, 4104, 4133, 5057}

Special Instruction

Hose and Coupling Assembly and Repair Process Guide{0684, 3016, 3103, 3154, 4133, 4257, 4304, 5057, 7554}
Hose and Coupling Assembly and Repair Process Guide{0684, 3016, 3103, 3154, 4133, 4257, 4304, 5057, 7554}

O-Rings - Radial, Fitting Assembly O-Rings and Other O-Ring Applications {0599, 0738, 4000, 4250, 4300, 5050, 5057, 7555}
O-Rings - Radial, Fitting Assembly O-Rings and Other O-Ring Applications {0599, 0738, 4000, 4250, 4300, 5050, 5057, 7555}

Contamination Control Guidelines

Filtration Procedure for Off-Highway Truck Transmission and Torque Converter Oil {0680, 0768, 3016, 3030, 3101}
Filtration Procedure for Off-Highway Truck Transmission and Torque Converter Oil {0680, 0768, 3016, 3030, 3101}

Service Magazine

Color Coded Dust Caps for S·O·S Ports Will Be Available {7770}
2003/12/01

A New Brake Cooling Screen is Available for Improved Service Life {1374, 1380, 3016, 3154, 5057}
2003/02/10

Operation and Maintenance Manual

Breather (Transmission Tank) - Clean
776D and 777D Off-Highway Truck/Tractor

Reuse And Salvage Guidelines

Replacing Tubes In Housings That Are Installed With Mechanical Joints (Expanded and Welded) {3016, 3154, 4104, 4133, 5057}
Replacing Tubes In Housings That Are Installed With Mechanical Joints (Expanded and Welded) {3016, 3154, 4104, 4133, 5057}

Service Magazine

Tractors And Trucks Include Filters For Early Hour Oil Changes To Ensure Clean Hydraulic System{5068,3067,4295,4070,4332,5056,1379,3103,3154,4257}
1997/08/04

Special Instruction

Rotating Group Adjustment Instructions for Bosch Rexroth Hydraulic Pumps and Motors {3203, 4351, 5058, 5070}
Rotating Group Adjustment Instructions for Bosch Rexroth Hydraulic Pumps and Motors {3203, 4351, 5058, 5070}

Test Specifications for Vane Cartridges{0784, 5058, 5070}
Test Specifications for Vane Cartridges{0784, 5058, 5070}

Tool Operating Manual

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}

Reuse And Salvage Guidelines

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}

Specifications and Reusability for Hydraulic Gear Pumps and Motors{5061, 5073}
Specifications and Reusability for Hydraulic Gear Pumps and Motors{5061, 5073}

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}

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}

Specifications For Hydraulic Piston Pump And Motor Components {3083, 3203, 3221, 3222, 4351, 5058, 5069, 5070, 5117}
Specifications For Hydraulic Piston Pump And Motor Components {3083, 3203, 3221, 3222, 4351, 5058, 5069, 5070, 5117}

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}

Bench Test Procedures

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}

Systems Operation

Transmission Neutralizer
776D, 777D and 777D HAA Off-Highway Truck/Tractors Power Train

Special Instruction

Instructions to Register the Retrofit and Submit Service Reporting {1000, 3000, 7000, 7570}
Instructions to Register the Retrofit and Submit Service Reporting {1000, 3000, 7000, 7570}

Reuse And Salvage Guidelines

Specifications for Inspection of Driveline Fasteners {3030, 3101, 3159, 3253, 3258, 3278, 4050}
Specifications for Inspection of Driveline Fasteners {3030, 3101, 3159, 3253, 3258, 3278, 4050}

Final Drive Steering System, Wheel Braking System, and Wheels & 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}

Disassembly and Assembly

Power Train - Install
Conversion of a 777D Off-Highway Truck to a 777E Off-Highway Truck

Service Magazine

Higher Viscosity Power Train Oil Should Be Used in Certain Applications {4070,0645}
1996/10/28

"Higher Viscosity Power Train Oil" Sticker Has Been Added To The Operation & Maintenance Manual {0645,4070}
1997/03/31

Improved Registration Process for Retrofit Products {1000, 3000, 7000, 7570}
2011/02/17

Special Instruction

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}

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

Test Specifications for Vane Cartridges{0784, 5058, 5070}
Test Specifications for Vane Cartridges{0784, 5058, 5070}

Specifications

Gear Pump (Transmission)
776D, 777D and 777D HAA Off-Highway Truck/Tractors Power Train

Tool Operating Manual

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}

Systems Operation

Gear Pump (Transmission)
776D, 777D and 777D HAA Off-Highway Truck/Tractors Power Train

Gear Pump (Torque Converter Charging, Scavenge, and Parking Brake Release)
776D, 777D and 777D HAA Off-Highway Truck/Tractors Power Train

Reuse And Salvage Guidelines

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}

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

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

Specifications and Reusability for Hydraulic Gear Pumps and Motors{5061, 5073}
Specifications and Reusability for Hydraulic Gear Pumps and Motors{5061, 5073}

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}

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}

Removing and Installing Bushings and Pressure Plates in Hydraulic Gear Pumps {5073}
Removing and Installing Bushings and Pressure Plates in Hydraulic Gear Pumps {5073}

Specifications For Hydraulic Piston Pump And Motor Components {3083, 3203, 3221, 3222, 4351, 5058, 5069, 5070, 5117}
Specifications For Hydraulic Piston Pump And Motor Components {3083, 3203, 3221, 3222, 4351, 5058, 5069, 5070, 5117}

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}

Thermal Spray Procedures for Tyrone Drive Shaft (Pump Gear){0679, 3066, 5073}
Thermal Spray Procedures for Tyrone Drive Shaft (Pump Gear){0679, 3066, 5073}

Testing and Adjusting

Gear Pump (Transmission) Pressure - Test and Adjust
776D, 777D and 777D HAA Off-Highway Truck/Tractors Power Train

Bench Test Procedures

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}

Bench Test Procedure for Gear Pumps {5073}
Bench Test Procedure for Gear Pumps {5073}

Disassembly and Assembly

Secondary Steering Pump, Brake Pump & Motor
776D WHEEL TRACTOR & 777D OFF-HIGHWAY TRUCK MACHINE SYSTEMS

Gear Pump (Torque Converter Charging, Scavenge, and Brake Release) - Remove
776D Wheeled Tractor and
777D and 777D HAA Off-Highway Trucks Power Train

Gear Pump (Torque Converter Charging, Scavenge, and Brake Release) - Disassemble
776D Wheeled Tractor and
777D and 777D HAA Off-Highway Trucks Power Train

Gear Pump (Torque Converter Charging, Scavenge, and Brake Release) - Assemble
776D Wheeled Tractor and
777D and 777D HAA Off-Highway Trucks Power Train

Gear Pump (Torque Converter Charging, Scavenge, and Brake Release) - Install
776D Wheeled Tractor and
777D and 777D HAA Off-Highway Trucks Power Train

Gear Pump (Transmission Charging and Scavenge) - Disassemble
776D Wheeled Tractor and
777D and 777D HAA Off-Highway Trucks Power Train

Gear Pump (Transmission Charging and Scavenge) - Assemble
776D Wheeled Tractor and
777D and 777D HAA Off-Highway Trucks Power Train

Gear Pump (Transmission Charging and Scavenge) - Remove
776D Wheeled Tractor and
777D and 777D HAA Off-Highway Trucks Power Train

Gear Pump (Transmission Charging and Scavenge) - Install
776D Wheeled Tractor and
777D and 777D HAA Off-Highway Trucks Power Train

Engine - Install
Conversion of a 777D Off-Highway Truck to a 777E Off-Highway Truck

Service Magazine

New Gear And New Shaft Assemblies Used In Scavenge Oil Pump Groups {1312}
1998/09/28

Wear that is Acceptable in Specific Gear Pumps {4007, 5073, 5073, 7516}
2008/02/04

Added Bolt Dampers Reduce the Vibration in the Transmission Pump {5073}
2008/08/04

Hydraulic Control System Improvements Reduce Retarder Response Time{1019}
1997/09/22

Operation and Maintenance Manual

Magnetic Screen (Transmission) - Clean
776D and 777D Off-Highway Truck/Tractor

Systems Operation

Magnetic Screen (Transmission)
776D, 777D and 777D HAA Off-Highway Truck/Tractors Power Train

Service Magazine

The Operation and Maintenance Manual for the 776D, 777D and 777F Off-Highway Truck/Tractor is Updated {3030}
2011/06/23

Special Instruction

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

Inspection of the Duo-cone Seal Gp{4050, 4051, 7561}
Inspection of the Duo-cone Seal Gp{4050, 4051, 7561}

Disassembly and Assembly

Duo-Cone Seals - Install
776D Wheeled Tractor and
777D and 777D HAA Off-Highway Trucks Power Train

Service Magazine

Final Drive Duo-Cone Seal Assembly Information Update {7561}
2010/04/15

Determining the Severity of a Leak of the Duo-cone Seal Gp {4050, 4051, 7561}
2010/02/25

New Duo-Cone Seals are Now Available for Certain Off-Highway Trucks {4001, 4006, 4050, 4201, 4251, 4267, 7561}
2014/06/26

Operation and Maintenance Manual

Drive Shaft Slip Joint - Lubricate
776D and 777D Off-Highway Truck/Tractor

Specifications

Drive Shaft (Main)
776D, 777D and 777D HAA Off-Highway Truck/Tractors Power Train

Reuse And Salvage Guidelines

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

Specifications for Inspection of Driveline Fasteners {3030, 3101, 3159, 3253, 3258, 3278, 4050}
Specifications for Inspection of Driveline Fasteners {3030, 3101, 3159, 3253, 3258, 3278, 4050}

Torque Converter, Divider, Drive Line, and Drive Axle Reuse and Salvage Manual Contents {0374, 3000, 3050, 3100, 3250, 3251, 3253, 3258}
Torque Converter, Divider, Drive Line, and Drive Axle Reuse and Salvage Manual Contents {0374, 3000, 3050, 3100, 3250, 3251, 3253, 3258}

Procedure to Machine Damaged Transmission and Differential Yokes {3030, 3253, 3258}
Procedure to Machine Damaged Transmission and Differential Yokes {3030, 3253, 3258}

Disassembly and Assembly

Hydraulic Pump Drive Shaft
776D WHEEL TRACTOR & 777D OFF-HIGHWAY TRUCK MACHINE SYSTEMS

Drive Shaft (Main) - Remove and Install
776D Wheeled Tractor and
777D and 777D HAA Off-Highway Trucks Power Train

Power Train - Install
Conversion of a 777D Off-Highway Truck to a 777E Off-Highway Truck

Service Magazine

Reuse And Salvage Guidelines

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

Torque Converter, Divider, Drive Line, and Drive Axle Reuse and Salvage Manual Contents {0374, 3000, 3050, 3100, 3250, 3251, 3253, 3258}
Torque Converter, Divider, Drive Line, and Drive Axle Reuse and Salvage Manual Contents {0374, 3000, 3050, 3100, 3250, 3251, 3253, 3258}

Thermal Spray Procedures for OHT Rear Spindles {0599, 0679, 4006, 4205}
Thermal Spray Procedures for OHT Rear Spindles {0599, 0679, 4006, 4205}

Thermal Spray Procedures for OHT Front Spindles {0679, 4006, 4205}
Thermal Spray Procedures for OHT Front Spindles {0679, 4006, 4205}

Disassembly and Assembly

Power Train - Install
Conversion of a 777D Off-Highway Truck to a 777E Off-Highway Truck

Reuse And Salvage Guidelines

Filtration Times for Caterpillar Machine Fluid Compartments{0680, 0738, 0768, 3080, 5050, 5056, 5095}
Filtration Times for Caterpillar Machine Fluid Compartments{0680, 0738, 0768, 3080, 5050, 5056, 5095}

Contamination Control Guidelines

Proper Oil Changing Procedures {1000, 1308, 1316, 1325, 1348, 3000, 3004, 3005, 3030, 3064, 3067, 3080, 3081, 4000, 4001, 4050, 4051, 5050, 5056, 5068, 5095}
Proper Oil Changing Procedures {1000, 1308, 1316, 1325, 1348, 3000, 3004, 3005, 3030, 3064, 3067, 3080, 3081, 4000, 4001, 4050, 4051, 5050, 5056, 5068, 5095}

Filtration Procedure for Off-Highway Truck (769-793) Transmission Oil {0680, 0768, 3030, 3177}
Filtration Procedure for Off-Highway Truck (769-793) Transmission Oil {0680, 0768, 3030, 3177}

Filtration Times for Caterpillar Machine Fluid Compartments{0680, 0738, 0768, 3080, 5050, 5056, 5095}
Filtration Times for Caterpillar Machine Fluid Compartments{0680, 0738, 0768, 3080, 5050, 5056, 5095}

Service Magazine

243-3133 Quick Connect Coupler (Fluid Sampling) Provides A Coupler for Portable Particle Analyzers {0707, 0717, 0731, 0732, 0738}
2004/07/01

Truck Engine News

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

New Infrared Thermometer Has Narrow, 50:1 Target Ratio, Wide Temperature Range {0776, 1350, 3000, 4000, 4150, 4250}
2006/03/27

Engine News

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

Special Instruction

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}

Test Specifications for Vane Cartridges{0784, 5058, 5070}
Test Specifications for Vane Cartridges{0784, 5058, 5070}

Caterpillar Off-Highway Truck (777, 785, 789, 793, and 797) Torque Converter Removal and Installation Technician Checklist {0372, 0374, 3101, 3101}
Caterpillar Off-Highway Truck (777, 785, 789, 793, and 797) Torque Converter Removal and Installation Technician Checklist {0372, 0374, 3101, 3101}

Off-Highway Truck (777, 785, 789, 793, and 797) Technician Checklist Transmission Removal and Installation {0372, 0374, 3030, 3030}
Off-Highway Truck (777, 785, 789, 793, and 797) Technician Checklist Transmission Removal and Installation {0372, 0374, 3030, 3030}

Caterpillar Off-Highway Truck (777, 785, 789, 793, and 797) Technician Checklist Differential Removal and Installation Checklist{0372, 0374, 3258, 3258}
Caterpillar Off-Highway Truck (777, 785, 789, 793, and 797) Technician Checklist
Differential Removal and Installation Checklist{0372, 0374, 3258, 3258}

Caterpillar Off-Highway Truck (777, 785, 789, 793, and 797) Technician Checklist Engine and Torque Converter Removal and Installation {0372, 0374, 1000, 1000, 1003, 1003, 3101, 3101}
Caterpillar Off-Highway Truck (777, 785, 789, 793, and 797) Technician Checklist Engine and Torque Converter Removal and Installation {0372, 0374, 1000, 1000, 1003, 1003, 3101, 3101}

Caterpillar Off-Highway Truck (777, 785, 789, 793, and 797) Technician Checklist Final Drive Removal and Installation {0372, 0374, 4001, 4001, 4011, 4011, 4050, 4050}
Caterpillar Off-Highway Truck (777, 785, 789, 793, and 797) Technician Checklist Final Drive Removal and Installation {0372, 0374, 4001, 4001, 4011, 4011, 4050, 4050}

Rim Inspection Guidelines {4202, 4209}
Rim Inspection Guidelines {4202, 4209}

Hose Inspection Form {0374, 0599, 5057, 5057}
Hose Inspection Form {0374, 0599, 5057, 5057}

Tool Operating Manual

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}

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

142-1664 Adjustable Lifting Bracket Group{0599, 0629, 0700, 0729, 0757, 1122}
142-1664 Adjustable Lifting Bracket Group{0599, 0629, 0700, 0729, 0757, 1122}

Base-Mounted Recirculating Parts Washers{0374, 0599, 0680, 0699, 0700}
Base-Mounted Recirculating Parts Washers{0374, 0599, 0680, 0699, 0700}

193-4121 Rear Wheel Bearing Preload Adjuster for 777 through 777G Off-Highway Trucks{4201, 4201, 7551}
193-4121 Rear Wheel Bearing Preload Adjuster for 777 through 777G Off-Highway Trucks{4201, 4201, 7551}

362-0960 Lifting Beam Assembly {0599, 0629, 0700, 0729, 0757, 1122}
362-0960 Lifting Beam Assembly {0599, 0629, 0700, 0729, 0757, 1122}

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}

439-3938, 439-3939, 439-3940, 439-3941, 439-3942, 439-3943 Link Bracket Assemblies {0374, 0599, 0632, 0700, 7000}
439-3938, 439-3939, 439-3940, 439-3941, 439-3942, 439-3943 Link Bracket Assemblies {0374, 0599, 0632, 0700, 7000}

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

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}

TT5000 to TT7000 Torque Turn Wrench Conversion{0374, 0599, 0602, 0677, 79NY}
TT5000 to TT7000 Torque Turn Wrench Conversion{0374, 0599, 0602, 0677, 79NY}

128-4775 Lifting Bracket Assembly{0599, 0632, 0727, 1122, 4050}
128-4775 Lifting Bracket Assembly{0599, 0632, 0727, 1122, 4050}

420-2048 Adjustable C-Frame Assembly{0629, 0632, 0738, 4000, 5050, 7000}
420-2048 Adjustable C-Frame Assembly{0629, 0632, 0738, 4000, 5050, 7000}

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}

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}

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}

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}

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}

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}

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}

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}

Rear Final Drive Brake and Wheel Group Assembly and Disassembly System{0374, 0599, 0700, 0727, 0730, 0731}
Rear Final Drive Brake and Wheel Group Assembly and Disassembly System{0374, 0599, 0700, 0727, 0730, 0731}

Using the 453-3204 Pressure and Temperature Test Group{0374, 0599, 0706, 0708, 0709, 0731, 0732, 0738, 1408, 1439}
Using the 453-3204 Pressure and Temperature Test Group{0374, 0599, 0706, 0708, 0709, 0731, 0732, 0738, 1408, 1439}

456-4449 Support Device{0374, 0599, 0629, 0632, 0700}
456-4449 Support Device{0374, 0599, 0629, 0632, 0700}

Installing 457-6030 (C3-290 Controller) on Hose Crimping Machines 233-8048, 286-4354, 286-4355, 275-6199, 286-4353, and 233-8038{0374, 0599, 0684, 0700, 0738, 5057}
Installing 457-6030 (C3-290 Controller) on Hose Crimping Machines 233-8048, 286-4354, 286-4355, 275-6199, 286-4353, and 233-8038{0374, 0599, 0684, 0700, 0738, 5057}

442-1750 Lifting Plate{0374, 0599, 0629, 0632, 0700, 1122}
442-1750 Lifting Plate{0374, 0599, 0629, 0632, 0700, 1122}

M0074040: 509-5085 Lifting Tool Assembly {0374, 0599, 0629, 0632, 3023, 3159, 3160, 5363, 7000}
M0074040: 509-5085 Lifting Tool Assembly {0374, 0599, 0629, 0632, 3023, 3159, 3160, 5363, 7000}

Base Mounted Recirculating Parts Washers {0374, 0599, 0680, 0699, 0700}
Base Mounted Recirculating Parts Washers {0374, 0599, 0680, 0699, 0700}

Reuse And Salvage Guidelines

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}

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}

Off-Highway Truck (777, 785, 789, 793, and 797) Technician Checklist Transmission Removal and Installation {0372, 0374, 3030, 3030}
Off-Highway Truck (777, 785, 789, 793, and 797) Technician Checklist Transmission Removal and Installation {0372, 0374, 3030, 3030}

Caterpillar Off-Highway Truck (777, 785, 789, 793, and 797) Technician Checklist Engine and Torque Converter Removal and Installation {0372, 0374, 1000, 1000, 1003, 1003, 3101, 3101}
Caterpillar Off-Highway Truck (777, 785, 789, 793, and 797) Technician Checklist Engine and Torque Converter Removal and Installation {0372, 0374, 1000, 1000, 1003, 1003, 3101, 3101}

9D-7899 Axle Housing Salvage{0374, 0599, 0679, 0722, 3260}
9D-7899 Axle Housing Salvage{0374, 0599, 0679, 0722, 3260}

Contamination Control Guidelines

Filtration Procedure for Off-Highway Truck (769-793) Transmission Oil {0680, 0768, 3030, 3177}
Filtration Procedure for Off-Highway Truck (769-793) Transmission Oil {0680, 0768, 3030, 3177}

Filtration Procedure for Off-Highway Truck (769-777) Rear Axle Oil {0680, 0768, 3260, 4050}
Filtration Procedure for Off-Highway Truck (769-777) Rear Axle Oil {0680, 0768, 3260, 4050}

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}

Filtration Procedure for Off-Highway Truck Transmission and Torque Converter Oil {0680, 0768, 3016, 3030, 3101}
Filtration Procedure for Off-Highway Truck Transmission and Torque Converter Oil {0680, 0768, 3016, 3030, 3101}

Bench Test Procedures

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}

Service Magazine

High Pressure Washer Available For Final Drives And Axle Housings Of Off-Highway Trucks {0680,4050,3260}
1998/02/02

Use 142-1813 Axle Tool to Remove and Install Axle Shafts {3250,0722}
1998/08/03

Tools Allow Calibration of Preload Adjusters for Wheel Bearings {0766, 0783}
2004/12/27

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

Installers Released for the Lip Type Seals in Transmissions and in Torque Converters {0719, 0720, 3030, 3101}
2006/03/20

Spanner Wrench is Available for Ecology Drain Valves {1302, 1353, 1372, 5076, 5613}
2006/03/20

Operation and Maintenance Manual

Screen (Torque Converter Sump) - Clean
776D and 777D Off-Highway Truck/Tractor

Special Instruction

Caterpillar Off-Highway Truck (777, 785, 789, 793, and 797) Torque Converter Removal and Installation Technician Checklist {0372, 0374, 3101, 3101}
Caterpillar Off-Highway Truck (777, 785, 789, 793, and 797) Torque Converter Removal and Installation Technician Checklist {0372, 0374, 3101, 3101}

Caterpillar Off-Highway Truck (777, 785, 789, 793, and 797) Technician Checklist Engine and Torque Converter Removal and Installation {0372, 0374, 1000, 1000, 1003, 1003, 3101, 3101}
Caterpillar Off-Highway Truck (777, 785, 789, 793, and 797) Technician Checklist Engine and Torque Converter Removal and Installation {0372, 0374, 1000, 1000, 1003, 1003, 3101, 3101}

Service Letter-NACD

Torque Converter To Housing Bolts Need To Be Checked For Correct Torque On Certain 777D, 785B, And 789B Trucks
Torque Converter To Housing Bolts Need To Be Checked For Correct Torque On Certain 777D, 785B, And 789B Trucks

Service Letter-Australia

Service Letter-CFEL

Service Letter-CSARL

Service Letter-Americas

Technical Information Bulletin

1T-1235 Torque Converter Freewheel Cams May Not Assemble Correctly
1T-1235 Torque Converter Freewheel Cams May Not Assemble Correctly

Inspect the Torque Converter Arrangements for Incorrect Parts on Specific Off-Highway Truck/Tractor{3101}
Inspect the Torque Converter Arrangements for Incorrect Parts on Specific Off-Highway Truck/Tractor{3101}

Specifications

Torque Converter
776D, 777D and 777D HAA Off-Highway Truck/Tractors Power Train

Torque Converter Housing
776D, 777D and 777D HAA Off-Highway Truck/Tractors Power Train

Service Letter-China

Torque Converter To Housing Bolts Need To Be Checked For Correct Torque On Certain 777D, 785B, And 789B Trucks
Torque Converter To Housing Bolts Need To Be Checked For Correct Torque On Certain 777D, 785B, And 789B Trucks

Service Letter-Asia

Systems Operation

Torque Converter
776D, 777D and 777D HAA Off-Highway Truck/Tractors Power Train

Torque Converter Hydraulic System
776D, 777D and 777D HAA Off-Highway Truck/Tractors Power Train

Reuse And Salvage Guidelines

Reusability of Drive Train Gears {3002, 3159, 3256, 4055}
Reusability of Drive Train Gears {3002, 3159, 3256, 4055}

Transmission, Torque Converter and Relief Valve Bench Test Procedures Reference Manual Contents {3030, 3101, 3133}
Transmission, Torque Converter and Relief Valve Bench Test Procedures Reference Manual Contents {3030, 3101, 3133}

Salvage of Center Bearing in Torque Converter Input Housing {3101, 3127}
Salvage of Center Bearing in Torque Converter Input Housing {3101, 3127}

Specifications for Inspection of Driveline Fasteners {3030, 3101, 3159, 3253, 3258, 3278, 4050}
Specifications for Inspection of Driveline Fasteners {3030, 3101, 3159, 3253, 3258, 3278, 4050}

Turbine Wheel for Torque Converters Used with Power Shift Transmissions {3101, 3131}
Turbine Wheel for Torque Converters Used with Power Shift Transmissions {3101, 3131}

Torque Converter, Divider, Drive Line, and Drive Axle Reuse and Salvage Manual Contents {0374, 3000, 3050, 3100, 3250, 3251, 3253, 3258}
Torque Converter, Divider, Drive Line, and Drive Axle Reuse and Salvage Manual Contents {0374, 3000, 3050, 3100, 3250, 3251, 3253, 3258}

Repair of Transmission, Torque Converter, and Torque Divider Shafts {3000, 3063, 3100}
Repair of Transmission, Torque Converter, and Torque Divider Shafts {3000, 3063, 3100}

Reusability Inspection of Seal Ring and Stator Carrier Assemblies for Certain Models {0760, 0761, 3101, 3129, 3160, 7555}
Reusability Inspection of Seal Ring and Stator Carrier Assemblies for Certain Models {0760, 0761, 3101, 3129, 3160, 7555}

Transmission, Torque Converter, and Final Drive Updates for 768C through 793C Off-Highway Trucks{3001, 3030, 4050}
Transmission, Torque Converter, and Final Drive Updates for 768C through 793C Off-Highway Trucks{3001, 3030, 4050}

Thermal Spray Procedures for Pump Gear Drive Inside Diameter{0374, 0599, 0679, 3101}
Thermal Spray Procedures for Pump Gear Drive Inside Diameter{0374, 0599, 0679, 3101}

Thermal Spray Procedures for Torque Converter Turbine Wheel {0679, 3101, 3131}
Thermal Spray Procedures for Torque Converter Turbine Wheel {0679, 3101, 3131}

Thermal Spray Procedures for Torque Converter Impeller {0679, 3101, 3134}
Thermal Spray Procedures for Torque Converter Impeller {0679, 3101, 3134}

Thermal Spray Procedures for Transmission, Torque Converter and Torque Divider Shafts {0679, 0719, 3030, 3101, 3125, 3130}
Thermal Spray Procedures for Transmission, Torque Converter and Torque Divider Shafts {0679, 0719, 3030, 3101, 3125, 3130}

Thermal Spray Procedures for Torque Converter Carrier - Seal Ring Bore {0374, 0599, 0679, 3101, 3135}
Thermal Spray Procedures for Torque Converter Carrier - Seal Ring Bore {0374, 0599, 0679, 3101, 3135}

Thermal Spray Procedures for Torque Converter Input Housing {0679, 3101, 3127}
Thermal Spray Procedures for Torque Converter Input Housing {0679, 3101, 3127}

Thermal Spray Procedures for Transmission and Torque Converter Yokes {0599, 0679, 3001, 3030, 3101, 3160}
Thermal Spray Procedures for Transmission and Torque Converter Yokes {0599, 0679, 3001, 3030, 3101, 3160}

Caterpillar Off-Highway Truck (777, 785, 789, 793, and 797) Technician Checklist Engine and Torque Converter Removal and Installation {0372, 0374, 1000, 1000, 1003, 1003, 3101, 3101}
Caterpillar Off-Highway Truck (777, 785, 789, 793, and 797) Technician Checklist Engine and Torque Converter Removal and Installation {0372, 0374, 1000, 1000, 1003, 1003, 3101, 3101}

Contamination Control Guidelines

Filtration Procedure for Off-Highway Truck Transmission and Torque Converter Oil {0680, 0768, 3016, 3030, 3101}
Filtration Procedure for Off-Highway Truck Transmission and Torque Converter Oil {0680, 0768, 3016, 3030, 3101}

Service Letter-APD

Torque Converter To Housing Bolts Need To Be Checked For Correct Torque On Certain 777D, 785B, And 789B Trucks
Torque Converter To Housing Bolts Need To Be Checked For Correct Torque On Certain 777D, 785B, And 789B Trucks

Testing and Adjusting

Specifications (Power Train)
776D, 777D and 777D HAA Off-Highway Truck/Tractors Power Train

System Information (Power Train)
776D, 777D and 777D HAA Off-Highway Truck/Tractors Power Train

General Information
776D, 777D and 777D HAA Off-Highway Truck/Tractors Power Train

Visual Inspection (Power Train)
776D, 777D and 777D HAA Off-Highway Truck/Tractors Power Train

Torque Converter Lockup Clutch Leakage - Test
776D, 777D and 777D HAA Off-Highway Truck/Tractors Power Train

Torque Converter Lockup Clutch Maximum Pressure - Test
776D, 777D and 777D HAA Off-Highway Truck/Tractors Power Train

Torque Converter Lockup Clutch Primary Pressure - Test and Adjust
776D, 777D and 777D HAA Off-Highway Truck/Tractors Power Train

Torque Converter Lockup Clutch Supply Pressure - Test and Adjust
776D, 777D and 777D HAA Off-Highway Truck/Tractors Power Train

Torque Converter Lockup Clutch Pilot Pressure - Test and Adjust
776D, 777D and 777D HAA Off-Highway Truck/Tractors Power Train

Torque Converter, Hoist, and Brake System Troubleshooting
776D, 777D and 777D HAA Off-Highway Truck/Tractors Power Train

Torque Converter Hydraulic System
776D, 777D and 777D HAA Off-Highway Truck/Tractors Power Train

Bench Test Procedures

Bench Test Procedure For A 776B, 776C, 776D,777B, 777C, and 777D Off-Highway Truck Torque Converter{3101}
Bench Test Procedure For A 776B, 776C, 776D,777B, 777C, and 777D Off-Highway Truck Torque Converter{3101}

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}

Disassembly and Assembly

Diverter Valve (Torque Converter & Brake Cooling)
776D WHEEL TRACTOR & 777D OFF-HIGHWAY TRUCK MACHINE SYSTEMS

Oil Cooler (Torque Converter & Brake)
776D WHEEL TRACTOR & 777D OFF-HIGHWAY TRUCK MACHINE SYSTEMS

Engine & Torque Converter
3508B ENGINE SUPPLEMENT FOR 776D WHEEL TRACTOR & 777D TRUCK

Torque Converter - Disassemble
776D Wheeled Tractor and
777D and 777D HAA Off-Highway Trucks Power Train

Torque Converter - Assemble
776D Wheeled Tractor and
777D and 777D HAA Off-Highway Trucks Power Train

Torque Converter - Remove
776D Wheeled Tractor and
777D and 777D HAA Off-Highway Trucks Power Train

Torque Converter - Install
776D Wheeled Tractor and
777D and 777D HAA Off-Highway Trucks Power Train

Engine - Install
Conversion of a 777D Off-Highway Truck to a 777E Off-Highway Truck

Service Magazine

Use 143-5455 Lifting Bracket for Torque Converter Removal and Installation {1003,3101,4092}
1998/08/10

Serial Numbers and Sequence Numbers Improve Component Life Tracking on Major Power Train Components {1000, 3030, 3101, 3258, 3284, 4050, 4208, 4234}
2000/04/17

A New Seal Ring for the Torque Converter Has Improved Service Life {3101}
2004/07/26

Installers Released for the Lip Type Seals in Transmissions and in Torque Converters {0719, 0720, 3030, 3101}
2006/03/20

New Parts Update the Torque Converter Group {3101}
2009/04/20

Recommendations for Rebuilding Torque Converter Freewheel Stators on All Cat Products {3101, 3129}
Recommendations for Rebuilding Torque Converter Freewheel Stators on All Cat Products {3101, 3129}

A New Torque Converter Lip Seal is Now Used on Certain 777 Off-Highway Trucks {3101, 7555}
A New Torque Converter Lip Seal is Now Used on Certain 777 Off-Highway Trucks {3101, 7555}

Reuse And Salvage Guidelines

Torque Converter, Divider, Drive Line, and Drive Axle Reuse and Salvage Manual Contents {0374, 3000, 3050, 3100, 3250, 3251, 3253, 3258}
Torque Converter, Divider, Drive Line, and Drive Axle Reuse and Salvage Manual Contents {0374, 3000, 3050, 3100, 3250, 3251, 3253, 3258}

Repair of Transmission, Torque Converter, and Torque Divider Shafts {3000, 3063, 3100}
Repair of Transmission, Torque Converter, and Torque Divider Shafts {3000, 3063, 3100}

Thermal Spray Procedures for Transmission, Torque Converter and Torque Divider Shafts {0679, 0719, 3030, 3101, 3125, 3130}
Thermal Spray Procedures for Transmission, Torque Converter and Torque Divider Shafts {0679, 0719, 3030, 3101, 3125, 3130}

Thermal Spray Procedures for 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}

Service Magazine

Use 143-5455 Lifting Bracket for Torque Converter Removal and Installation {1003,3101,4092}
1998/08/10

Recommendations for Rebuilding Torque Converter Freewheel Stators on All Cat Products {3101, 3129}
Recommendations for Rebuilding Torque Converter Freewheel Stators on All Cat Products {3101, 3129}

Special Instruction

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}

Off-Highway Truck (777, 785, 789, 793, and 797) Technician Checklist Transmission Removal and Installation {0372, 0374, 3030, 3030}
Off-Highway Truck (777, 785, 789, 793, and 797) Technician Checklist Transmission Removal and Installation {0372, 0374, 3030, 3030}

Service Letter-NACD

PRODUCT SUPPORT PROGRAM FOR REPLACING THE NUMBER 3 CLUTCH DISCS AND PLATES ON CERTAIN 777D OFF-HIGHWAY TRUCKS
PRODUCT SUPPORT PROGRAM FOR REPLACING THE NUMBER 3 CLUTCH DISCS AND PLATES ON CERTAIN 777D OFF-HIGHWAY TRUCKS

Service Letter-Australia

Service Letter-CFEL

Service Letter-CSARL

Service Letter-Americas

Technical Information Bulletin

Transmission Harness May Fail Causing Erratic Operation
Transmission Harness May Fail Causing Erratic Operation

New Software In Transmission Control (184-4671 Software Group) Offers New Parameters
New Software In Transmission Control (184-4671 Software Group) Offers New Parameters

Understanding Transmission Abuse Reports In Transmission Controls
Understanding Transmission Abuse Reports In Transmission Controls

Information in Reports for Transmission Failures for Specific Off-Highway Trucks{3030}
Information in Reports for Transmission Failures for Specific Off-Highway Trucks{3030}

A Quality Problem Is Identified on Friction Disc on Certain Caterpillar Products{3160}
A Quality Problem Is Identified on Friction Disc on Certain Caterpillar Products{3160}

Specifications

Transmission Planetary
776D, 777D and 777D HAA Off-Highway Truck/Tractors Power Train

Tool Operating Manual

M0074040: 509-5085 Lifting Tool Assembly {0374, 0599, 0629, 0632, 3023, 3159, 3160, 5363, 7000}
M0074040: 509-5085 Lifting Tool Assembly {0374, 0599, 0629, 0632, 3023, 3159, 3160, 5363, 7000}

Service Letter-China

PRODUCT SUPPORT PROGRAM FOR REPLACING THE NUMBER 3 CLUTCH DISCS AND PLATES ON CERTAIN 777D OFF-HIGHWAY TRUCKS
PRODUCT SUPPORT PROGRAM FOR REPLACING THE NUMBER 3 CLUTCH DISCS AND PLATES ON CERTAIN 777D OFF-HIGHWAY TRUCKS

Service Letter-Asia

Systems Operation

Transmission Planetary
776D, 777D and 777D HAA Off-Highway Truck/Tractors Power Train

Transmission Hydraulic System
776D, 777D and 777D HAA Off-Highway Truck/Tractors Power Train

Reuse And Salvage Guidelines

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}

Reusability of Drive Train Gears {3002, 3159, 3256, 4055}
Reusability of Drive Train Gears {3002, 3159, 3256, 4055}

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}

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}

Transmission Clutch Plates and Disc Assemblies with Rayflex Friction Material {3030, 3155, 3190}
Transmission Clutch Plates and Disc Assemblies with Rayflex Friction Material {3030, 3155, 3190}

Transmission Clutch Plates and Disc Assemblies with Sintered Bronze Friction Material {3030, 3155, 3190}
Transmission Clutch Plates and Disc Assemblies with Sintered Bronze Friction Material {3030, 3155, 3190}

Transmission Clutch Plates and Disc Assemblies with F37 and F37X Friction Material {3030, 3155, 3190}
Transmission Clutch Plates and Disc Assemblies with F37 and F37X Friction Material {3030, 3155, 3190}

Specifications for Inspection of Driveline Fasteners {3030, 3101, 3159, 3253, 3258, 3278, 4050}
Specifications for Inspection of Driveline Fasteners {3030, 3101, 3159, 3253, 3258, 3278, 4050}

Identification and Applications of Transmission Clutch Plates and Specifications to Machine Reaction Faces for Power Shift Transmissions {3054, 3155, 3160, 3190}
Identification and Applications of Transmission Clutch Plates and Specifications to Machine Reaction Faces for Power Shift Transmissions {3054, 3155, 3160, 3190}

Transmission Reuse and Salvage Manual Contents {0374, 3030}
Transmission Reuse and Salvage Manual Contents {0374, 3030}

Clutch Ring Gears For All Power Shift Transmissions {3030, 3155}
Clutch Ring Gears For All Power Shift Transmissions {3030, 3155}

Individual Clutch Modulation (ICM) Control Valves{3065, 3139}
Individual Clutch Modulation (ICM) Control Valves{3065, 3139}

Procedure to Salvage Tang Slots on Transmission and Brake Pistons {0679, 3160, 4011, 4251}
Procedure to Salvage Tang Slots on Transmission and Brake Pistons {0679, 3160, 4011, 4251}

Repair of Transmission, Torque Converter, and Torque Divider Shafts {3000, 3063, 3100}
Repair of Transmission, Torque Converter, and Torque Divider Shafts {3000, 3063, 3100}

Reusability Inspection of Seal Ring and Stator Carrier Assemblies for Certain Models {0760, 0761, 3101, 3129, 3160, 7555}
Reusability Inspection of Seal Ring and Stator Carrier Assemblies for Certain Models {0760, 0761, 3101, 3129, 3160, 7555}

Reuse and Salvage of Transmission Components {3030}
Reuse and Salvage of Transmission Components {3030}

Procedure to Machine Damaged Transmission and Differential Yokes {3030, 3253, 3258}
Procedure to Machine Damaged Transmission and Differential Yokes {3030, 3253, 3258}

"White Layer Flaking" of Transfer Gears in Off-Highway Trucks and Tractors{3159}
"White Layer Flaking" of Transfer Gears in Off-Highway Trucks and Tractors{3159}

Transmission, Torque Converter, and Final Drive Updates for 768C through 793C Off-Highway Trucks{3001, 3030, 4050}
Transmission, Torque Converter, and Final Drive Updates for 768C through 793C Off-Highway Trucks{3001, 3030, 4050}

Procedures to Salvage Thrust Faces on Planetary Carriers {3160, 4050, 4051, 4093}
Procedures to Salvage Thrust Faces on Planetary Carriers {3160, 4050, 4051, 4093}

Repair of Reaction Dowel Holes in Transmission Clutch Housings {3030, 3155, 3169}
Repair of Reaction Dowel Holes in Transmission Clutch Housings {3030, 3155, 3169}

Thermal Spray Procedures for Clutch Housing Piston Bore {0679, 3160, 3169}
Thermal Spray Procedures for Clutch Housing Piston Bore {0679, 3160, 3169}

Thermal Spray Procedures for Clutch Piston Inside Diameter {0679, 3160, 3170}
Thermal Spray Procedures for Clutch Piston Inside Diameter {0679, 3160, 3170}

Thermal Spray Procedures for Transmission, Torque Converter and Torque Divider Shafts {0679, 0719, 3030, 3101, 3125, 3130}
Thermal Spray Procedures for Transmission, Torque Converter and Torque Divider Shafts {0679, 0719, 3030, 3101, 3125, 3130}

Thermal Spray Procedures for 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}

Off-Highway Truck (777, 785, 789, 793, and 797) Technician Checklist Transmission Removal and Installation {0372, 0374, 3030, 3030}
Off-Highway Truck (777, 785, 789, 793, and 797) Technician Checklist Transmission Removal and Installation {0372, 0374, 3030, 3030}

Contamination Control Guidelines

Proper Oil Changing Procedures {1000, 1308, 1316, 1325, 1348, 3000, 3004, 3005, 3030, 3064, 3067, 3080, 3081, 4000, 4001, 4050, 4051, 5050, 5056, 5068, 5095}
Proper Oil Changing Procedures {1000, 1308, 1316, 1325, 1348, 3000, 3004, 3005, 3030, 3064, 3067, 3080, 3081, 4000, 4001, 4050, 4051, 5050, 5056, 5068, 5095}

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}

Filtration Procedure for Off-Highway Truck (769-793) Transmission Oil {0680, 0768, 3030, 3177}
Filtration Procedure for Off-Highway Truck (769-793) Transmission Oil {0680, 0768, 3030, 3177}

Filtration Procedure for Off-Highway Truck Transmission and Torque Converter Oil {0680, 0768, 3016, 3030, 3101}
Filtration Procedure for Off-Highway Truck Transmission and Torque Converter Oil {0680, 0768, 3016, 3030, 3101}

Service Letter-APD

PRODUCT SUPPORT PROGRAM FOR REPLACING THE NUMBER 3 CLUTCH DISCS AND PLATES ON CERTAIN 777D OFF-HIGHWAY TRUCKS
PRODUCT SUPPORT PROGRAM FOR REPLACING THE NUMBER 3 CLUTCH DISCS AND PLATES ON CERTAIN 777D OFF-HIGHWAY TRUCKS

Testing and Adjusting

Specifications (Power Train)
776D, 777D and 777D HAA Off-Highway Truck/Tractors Power Train

System Information (Power Train)
776D, 777D and 777D HAA Off-Highway Truck/Tractors Power Train

General Information
776D, 777D and 777D HAA Off-Highway Truck/Tractors Power Train

Visual Inspection (Power Train)
776D, 777D and 777D HAA Off-Highway Truck/Tractors Power Train

Transmission Lubrication Oil Pressure - Test
776D, 777D and 777D HAA Off-Highway Truck/Tractors Power Train

Transmission Troubleshooting
776D, 777D and 777D HAA Off-Highway Truck/Tractors Power Train

Transmission Hydraulic System
776D, 777D and 777D HAA Off-Highway Truck/Tractors Power Train

Bench Test Procedures

Bench Test Procedure for a 776B, 776C, 776D, 777B, 777C, and 777D Off-Highway Truck Transmission {3030, 3073}
Bench Test Procedure for a 776B, 776C, 776D, 777B, 777C, and 777D Off-Highway Truck Transmission {3030, 3073}

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}

Disassembly and Assembly

Hydraulic & Transmission Tank
776D WHEEL TRACTOR & 777D OFF-HIGHWAY TRUCK MACHINE SYSTEMS

Transmission Electronic Control Module
776D WHEEL TRACTOR & 777D OFF-HIGHWAY TRUCK MACHINE SYSTEMS

Transmission Control
776D WHEEL TRACTOR & 777D OFF-HIGHWAY TRUCK MACHINE SYSTEMS

Transmission Planetary - Disassemble
776D Wheeled Tractor and
777D and 777D HAA Off-Highway Trucks Power Train

Transmission Planetary - Assemble
776D Wheeled Tractor and
777D and 777D HAA Off-Highway Trucks Power Train

Transmission, Transfer Gears, and Differential - Remove
776D Wheeled Tractor and
777D and 777D HAA Off-Highway Trucks Power Train

Transmission, Transfer Gears, and Differential - Install
776D Wheeled Tractor and
777D and 777D HAA Off-Highway Trucks Power Train

Transmission and Transfer Gears - Remove
776D Wheeled Tractor and
777D and 777D HAA Off-Highway Trucks Power Train

Transmission and Transfer Gears - Install
776D Wheeled Tractor and
777D and 777D HAA Off-Highway Trucks Power Train

Transmission and Transfer Gears - Separate
776D Wheeled Tractor and
777D and 777D HAA Off-Highway Trucks Power Train

Transmission and Transfer Gears - Connect
776D Wheeled Tractor and
777D and 777D HAA Off-Highway Trucks Power Train

Engine - Install
Conversion of a 777D Off-Highway Truck to a 777E Off-Highway Truck

Service Magazine

New Transmission Harnesses With Revised Grounding Now Used To Increase Service Life {3168,3030}
1997/03/31

Cup Holder No Longer Used In Off-Highway Truck Transmission Control Consoles{3168,3030}
1997/10/13

Use FT-2553 Leverage Tool For Removal And Installation Of Planet Carrier{3186}
1998/03/09

Improved Solenoid Valve Group Used In ICM And Planetary Transmissions For Increased Reliability And Longer Service Life{3030}
1998/03/16

Improved Transmission EPTC-II Control And Speed Sensor Used On Certain Off-Highway Trucks {3168,3175}
1998/07/27

Service Information For Off-Highway Truck Transmissions {3080,3030,3050}
1998/08/10

Revised Special Instruction, REHS0126-02, "Caterpillar Electronic Controls Service Code Information Description List", Available{0374,1901,1927,1930,1948,3168,4348,4802,4808,4810,4812,5511,5701,7490,7494,7601,7602,7610}
1998/11/16

ICM Control Valve Group; Debris Wear And Control Malfunction {3150,3157,3167}
1999/01/11

Chassis And Cab Harnesses Must Be Replaced As A Set {3168,3030}
1999/06/14

Changes To Oil Viscosity Recommendations For Off-Highway Truck Transmissions {0374,3150}
1999/10/04

Serial Numbers and Sequence Numbers Improve Component Life Tracking on Major Power Train Components {1000, 3030, 3101, 3258, 3284, 4050, 4208, 4234}
2000/04/17

Correction to the Parts Manuals of 776D Tractors and 777D Off-Highway Trucks {3160}
2001/02/19

Installers Released for the Lip Type Seals in Transmissions and in Torque Converters {0719, 0720, 3030, 3101}
2006/03/20

Spanner Wrench is Available for Ecology Drain Valves {1302, 1353, 1372, 5076, 5613}
2006/03/20

The Planetary Transmission is Updated {3160}
2007/08/06

An Improved Planetary Carrier Is Now Used on Certain Off-Highway Trucks {3160}
2009/07/20

Improved Registration Process for Retrofit Products {1000, 3000, 7000, 7570}
2011/02/17

A New Ball Bearing for the Transmission Planetary Group is Now Used on Certain Off-Highway Trucks {3030, 3160, 7551}
2015/04/01

An Improved Transmission Planetary Group Is Now Used on Certain 777 Off-Highway Trucks {3160}
An Improved Transmission Planetary Group Is Now Used on Certain 777 Off-Highway Trucks {3160}

Cat Reman Announces the Addition of Power Train Components for Mining Trucks {3030, 3258, 4008, 4051, 4201, 4251, 4267}
2015/05/28

New Transmission Gears Are Now Available on Certain 777 Off-Highway Truck Transmissions {3030, 3160}
New Transmission Gears Are Now Available on Certain 777 Off-Highway Truck Transmissions {3030, 3160}

A New Transmission Case Assembly is Now Used on Certain 777D, 777E, 777F, and 777G Off-Highway Trucks {3030, 3064, 3160}
A New Transmission Case Assembly is Now Used on Certain 777D, 777E, 777F, and 777G Off-Highway Trucks {3030, 3064, 3160}

Specifications

Solenoid Valve (Transmission Upshift/Downshift)
776D, 777D and 777D HAA Off-Highway Truck/Tractors Power Train

Systems Operation

Solenoid Valve (Transmission Upshift/Downshift)
776D, 777D and 777D HAA Off-Highway Truck/Tractors Power Train

Service Magazine

Additional Relay Valve Used In Automatic Retarder Arrangements To Improve Automatic Retarder Control (ARC) System Reliability{4005,4133,3120}
1997/09/22

Reuse And Salvage Guidelines

Individual Clutch Modulation (ICM) Control Valves{3065, 3139}
Individual Clutch Modulation (ICM) Control Valves{3065, 3139}

Truck Engine News

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

Engine News

Contamination Control Guidelines

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}

Service Magazine

Color Coded Dust Caps for S·O·S Ports Will Be Available {7770}
2003/12/01

243-3133 Quick Connect Coupler (Fluid Sampling) Provides A Coupler for Portable Particle Analyzers {0707, 0717, 0731, 0732, 0738}
2004/07/01

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

Specifications

Lockup Clutch and Solenoid Valve (Torque Converter)
776D, 777D and 777D HAA Off-Highway Truck/Tractors Power Train

Systems Operation

Lockup Clutch and Solenoid Valve (Torque Converter)
776D, 777D and 777D HAA Off-Highway Truck/Tractors Power Train

Service Magazine

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

An Improved Solenoid Valve Group Is Used In Transmissions With ICM For Increased Reliability And Longer Service Life {3124, 3167, 3174}
2009/07/20

Disassembly and Assembly

Lockup Clutch and Solenoid Valve (Torque Converter) - Remove
776D Wheeled Tractor and
777D and 777D HAA Off-Highway Trucks Power Train

Lockup Clutch and Solenoid Valve (Torque Converter) - Install
776D Wheeled Tractor and
777D and 777D HAA Off-Highway Trucks Power Train

Lockup Clutch and Solenoid Valve (Torque Converter) - Disassemble
776D Wheeled Tractor and
777D and 777D HAA Off-Highway Trucks Power Train

Lockup Clutch and Solenoid Valve (Torque Converter) - Assemble
776D Wheeled Tractor and
777D and 777D HAA Off-Highway Trucks Power Train

Service Magazine

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

New Load Piston Body Available In ICM Pressure Control Valve Group {3073,3152,3167}
1998/10/19

ICM Control Valve Group; Debris Wear And Control Malfunction {3150,3157,3167}
1999/01/11

Reuse And Salvage Guidelines

Individual Clutch Modulation (ICM) Control Valves{3065, 3139}
Individual Clutch Modulation (ICM) Control Valves{3065, 3139}

Specifications

Pressure Control Valve (Transmission)
776D, 777D and 777D HAA Off-Highway Truck/Tractors Power Train

Systems Operation

Selector and Pressure Control Valve (Transmission)
776D, 777D and 777D HAA Off-Highway Truck/Tractors Power Train

Pressure Control Valve (Transmission)
776D, 777D and 777D HAA Off-Highway Truck/Tractors Power Train

Disassembly and Assembly

System Air Pressure Control Group
776D WHEEL TRACTOR & 777D OFF-HIGHWAY TRUCK MACHINE SYSTEMS

Service Magazine

Load Piston Body Changes In ICM Pressure Control Valve Group{3073,3030}
1998/05/04

New Load Piston Body Available In ICM Pressure Control Valve Group {3073,3152,3167}
1998/10/19

New Parts For The ICM Controls Are Available {3083}
2000/01/10

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

Disassembly and Assembly

Brake Relay Valves
776D WHEEL TRACTOR & 777D OFF-HIGHWAY TRUCK MACHINE SYSTEMS

Service Magazine

New Double Check Valve Available For Brake Systems With Dual Brake Relay Valves {4281,4280}
1997/07/21

Additional Relay Valve Used In Automatic Retarder Arrangements To Improve Automatic Retarder Control (ARC) System Reliability{4005,4133,3120}
1997/09/22

Specifications

Relief Valve (Torque Converter Inlet)
776D, 777D and 777D HAA Off-Highway Truck/Tractors Power Train

Relief Valve (Torque Converter Outlet)
776D, 777D and 777D HAA Off-Highway Truck/Tractors Power Train

Relief Valve (Transmission Oil Cooler Inlet)
776D, 777D and 777D HAA Off-Highway Truck/Tractors Power Train

Systems Operation

Relief Valve (Transmission Lubrication)
776D, 777D and 777D HAA Off-Highway Truck/Tractors Power Train

Torque Converter Inlet and Outlet Relief Valves
776D, 777D and 777D HAA Off-Highway Truck/Tractors Power Train

Reuse And Salvage Guidelines

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}

Testing and Adjusting

Relief Valve (Torque Converter Outlet) Pressure - Test and Adjust
776D, 777D and 777D HAA Off-Highway Truck/Tractors Power Train

Relief Valve (Torque Converter Inlet) Pressure - Test and Adjust
776D, 777D and 777D HAA Off-Highway Truck/Tractors Power Train

Bench Test Procedures

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}

Disassembly and Assembly

Brake Oil Cooler Relief Valve
776D WHEEL TRACTOR & 777D OFF-HIGHWAY TRUCK MACHINE SYSTEMS

Relief Valve (Torque Converter Inlet) - Remove
776D Wheeled Tractor and
777D and 777D HAA Off-Highway Trucks Power Train

Relief Valve (Torque Converter Inlet) - Install
776D Wheeled Tractor and
777D and 777D HAA Off-Highway Trucks Power Train

Relief Valve (Torque Converter Outlet) - Remove
776D Wheeled Tractor and
777D and 777D HAA Off-Highway Trucks Power Train

Relief Valve (Torque Converter Outlet) - Install
776D Wheeled Tractor and
777D and 777D HAA Off-Highway Trucks Power Train

Relief Valve (Torque Converter Inlet) - Disassemble
776D Wheeled Tractor and
777D and 777D HAA Off-Highway Trucks Power Train

Relief Valve (Torque Converter Inlet) - Assemble
776D Wheeled Tractor and
777D and 777D HAA Off-Highway Trucks Power Train

Relief Valve (Torque Converter Outlet) - Disassemble
776D Wheeled Tractor and
777D and 777D HAA Off-Highway Trucks Power Train

Relief Valve (Torque Converter Outlet) - Assemble
776D Wheeled Tractor and
777D and 777D HAA Off-Highway Trucks Power Train

Systems Operation

Selector and Pressure Control Valve (Transmission)
776D, 777D and 777D HAA Off-Highway Truck/Tractors Power Train

Service Magazine

New Load Piston Body Available In ICM Pressure Control Valve Group {3073,3152,3167}
1998/10/19

New Parts For The ICM Controls Are Available {3083}
2000/01/10

Specifications

Selector and Pressure Control Valve (Transmission)
776D, 777D and 777D HAA Off-Highway Truck/Tractors Power Train

Systems Operation

Selector and Pressure Control Valve (Transmission)
776D, 777D and 777D HAA Off-Highway Truck/Tractors Power Train

Reuse And Salvage Guidelines

Specifications For Hydraulic Piston Pump And Motor Components {3083, 3203, 3221, 3222, 4351, 5058, 5069, 5070, 5117}
Specifications For Hydraulic Piston Pump And Motor Components {3083, 3203, 3221, 3222, 4351, 5058, 5069, 5070, 5117}

Testing and Adjusting

Selector and Pressure Control Valve (Transmission) - Adjust
776D, 777D and 777D HAA Off-Highway Truck/Tractors Power Train

Service Magazine

Load Piston Body Changes In ICM Pressure Control Valve Group{3073,3030}
1998/05/04

New Load Piston Body Available In ICM Pressure Control Valve Group {3073,3152,3167}
1998/10/19

New Parts For The ICM Controls Are Available {3083}
2000/01/10

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

Load Piston Body Changes In ICM Pressure Control Valve Group{3073,3030}
1998/05/04

New Load Piston Body Available In ICM Pressure Control Valve Group {3073,3152,3167}
1998/10/19

Technical Information Bulletin

Replacement Solenoid Valves May Fail on Certain Transmissions {3073, 3167, 3174, 5479, 7499}
Replacement Solenoid Valves May Fail on Certain Transmissions {3073, 3167, 3174, 5479, 7499}

Specifications

Solenoid Valve (Transmission Upshift/Downshift)
776D, 777D and 777D HAA Off-Highway Truck/Tractors Power Train

Solenoid Valve (Torque Converter Lockup Clutch) - Type 1
776D, 777D and 777D HAA Off-Highway Truck/Tractors Power Train

Solenoid Valve (Torque Converter Lockup Clutch) - Type 2
776D, 777D and 777D HAA Off-Highway Truck/Tractors Power Train

Systems Operation

Solenoid Valve (Transmission Upshift/Downshift)
776D, 777D and 777D HAA Off-Highway Truck/Tractors Power Train

Solenoid Valve (Torque Converter Lockup Clutch)
776D, 777D and 777D HAA Off-Highway Truck/Tractors Power Train

Testing and Adjusting

Solenoid Valve - Test
776D, 777D and 777D HAA Off-Highway Truck/Tractors Power Train

Service Magazine

Improved Solenoid Valve Group Used In ICM And Planetary Transmissions For Increased Reliability And Longer Service Life{3030}
1998/03/16

An Improved Solenoid Valve Group Is Used In Transmissions With ICM For Increased Reliability And Longer Service Life {3124, 3167, 3174}
2009/07/20

Technical Information Bulletin

Replacement Solenoid Valves May Fail on Certain Transmissions {3073, 3167, 3174, 5479, 7499}
Replacement Solenoid Valves May Fail on Certain Transmissions {3073, 3167, 3174, 5479, 7499}

Reuse And Salvage Guidelines

Individual Clutch Modulation (ICM) Control Valves{3065, 3139}
Individual Clutch Modulation (ICM) Control Valves{3065, 3139}

Bench Test Procedures

Bench Test Procedure for a 776B, 776C, 776D, 777B, 777C, and 777D Off-Highway Truck Transmission {3030, 3073}
Bench Test Procedure for a 776B, 776C, 776D, 777B, 777C, and 777D Off-Highway Truck Transmission {3030, 3073}

Service Magazine

Improved Solenoid Valve Group Used In ICM And Planetary Transmissions For Increased Reliability And Longer Service Life{3030}
1998/03/16

Load Piston Body Changes In ICM Pressure Control Valve Group{3073,3030}
1998/05/04

New Load Piston Body Available In ICM Pressure Control Valve Group {3073,3152,3167}
1998/10/19

ICM Control Valve Group; Debris Wear And Control Malfunction {3150,3157,3167}
1999/01/11

A New Control Valve Improves the Service Life of the Transmission {3073}
2002/11/04

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

An Improved Solenoid Valve Group Is Used In Transmissions With ICM For Increased Reliability And Longer Service Life {3124, 3167, 3174}
2009/07/20

Special Instruction

Inspection of the Duo-cone Seal Gp{4050, 4051, 7561}
Inspection of the Duo-cone Seal Gp{4050, 4051, 7561}

Tool Operating Manual

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}

Reuse And Salvage Guidelines

Specifications for Inspection of Driveline Fasteners {3030, 3101, 3159, 3253, 3258, 3278, 4050}
Specifications for Inspection of Driveline Fasteners {3030, 3101, 3159, 3253, 3258, 3278, 4050}

Salvage of Brake Housings Used on Off-Highway Trucks{4001, 4251, 4267}
Salvage of Brake Housings Used on Off-Highway Trucks{4001, 4251, 4267}

Repair of Web Cracks In Final Drive Planetary Carriers {4092}
Repair of Web Cracks In Final Drive Planetary Carriers {4092}

Procedure for Repairing Wheel Rims for Off-Highway Trucks{4201, 4202, 4209}
Procedure for Repairing Wheel Rims for Off-Highway Trucks{4201, 4202, 4209}

Reusability of Rear Final Drive Splines on 769 to 784 Off-Highway Trucks{3259, 4050, 4051}
Reusability of Rear Final Drive Splines on 769 to 784 Off-Highway Trucks{3259, 4050, 4051}

Procedures to Salvage Thrust Faces on Planetary Carriers {3160, 4050, 4051, 4093}
Procedures to Salvage Thrust Faces on Planetary Carriers {3160, 4050, 4051, 4093}

Thermal Spray Procedures for OHT Final Drive Hub {0679, 4008, 4050}
Thermal Spray Procedures for OHT Final Drive Hub {0679, 4008, 4050}

Contamination Control Guidelines

Proper Oil Changing Procedures {1000, 1308, 1316, 1325, 1348, 3000, 3004, 3005, 3030, 3064, 3067, 3080, 3081, 4000, 4001, 4050, 4051, 5050, 5056, 5068, 5095}
Proper Oil Changing Procedures {1000, 1308, 1316, 1325, 1348, 3000, 3004, 3005, 3030, 3064, 3067, 3080, 3081, 4000, 4001, 4050, 4051, 5050, 5056, 5068, 5095}

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}

Disassembly and Assembly

Power Train - Install
Conversion of a 777D Off-Highway Truck to a 777E Off-Highway Truck

Service Magazine

Improved Front Wheel Group Assemblies and Improved Rear Wheel Group Assemblies are Used on Off-Highway Trucks {4201}
2000/10/16

Determining the Severity of a Leak of the Duo-cone Seal Gp {4050, 4051, 7561}
2010/02/25

New Duo-Cone Seals are Now Available for Certain Off-Highway Trucks {4001, 4006, 4050, 4201, 4251, 4267, 7561}
2014/06/26

Operation and Maintenance Manual

Tire Inflation Pressure Adjustment
776D and 777D Off-Highway Truck/Tractor

Tire Inflation with Nitrogen
776D and 777D Off-Highway Truck/Tractor

Tire Shipping Pressure
776D and 777D Off-Highway Truck/Tractor

Match Tire Size - Dual Tire Configuration
776D and 777D Off-Highway Truck/Tractor

Tire Inflation - Check
776D and 777D Off-Highway Truck/Tractor

Special Instruction

Off-Highway Truck Rear Wheel Salvage For Fabricated And Cast Wheels{4208}
Off-Highway Truck Rear Wheel Salvage For Fabricated And Cast Wheels{4208}

Procedure for Salvaging Off-Highway Truck Wheel Bolt Holes or Stud Holes{4201}
Procedure for Salvaging Off-Highway Truck Wheel Bolt Holes or Stud Holes{4201}

Procedure to Modify the Master Base Plates of the Wheel Bearing Preload Adjuster Assemblies for Off-Highway Trucks{4201, 4201, 7551}
Procedure to Modify the Master Base Plates of the Wheel Bearing Preload Adjuster Assemblies for Off-Highway Trucks{4201, 4201, 7551}

Inspection of the Duo-cone Seal Gp{4050, 4051, 7561}
Inspection of the Duo-cone Seal Gp{4050, 4051, 7561}

Installation Guide for the Tire Monitoring System on Cat® and Non-Cat Equipment {4203, 7490}
Installation Guide for the Tire Monitoring System on Cat^® and Non-Cat Equipment {4203, 7490}

Rim Inspection Guidelines {4202, 4209}
Rim Inspection Guidelines {4202, 4209}

Service Letter-NACD

Rear Wheel Bearings Need To Be Adjusted On Certain 776D Tractors And 777D Trucks
Rear Wheel Bearings Need To Be Adjusted On Certain 776D Tractors And 777D Trucks

New Wheel Bearings Need To Be Installed In Certain 776D Tractors And 777D Trucks
New Wheel Bearings Need To Be Installed In Certain 776D Tractors And 777D Trucks

PRODUCT SUPPORT PROGRAM FOR RECONDITIONING FINAL DRIVE SPINDLES ON CERTAIN 777B, 777C, 777D, 777F, 777G, 785, 785B, 785C, 789, 789B, 789C, 793B, 793C, 793D, AND 793F OFF-HIGHWAY TRUCKS
PRODUCT SUPPORT PROGRAM FOR RECONDITIONING FINAL DRIVE SPINDLES ON CERTAIN 777B, 777C, 777D, 777F, 777G, 785, 785B, 785C, 789, 789B, 789C, 793B, 793C, 793D, AND 793F OFF-HIGHWAY TRUCKS

Service Letter-Australia

Rear Wheel Bearings Need To Be Adjusted On Certain 776D Tractors And 777D Trucks
Rear Wheel Bearings Need To Be Adjusted On Certain 776D Tractors And 777D Trucks

New Wheel Bearings Need To Be Installed In Certain 776D Tractors And 777D Trucks
New Wheel Bearings Need To Be Installed In Certain 776D Tractors And 777D Trucks

PRODUCT SUPPORT PROGRAM FOR RECONDITIONING FINAL DRIVE SPINDLES ON CERTAIN 777B, 777C, 777D, 777F, 777G, 785, 785B, 785C, 789, 789B, 789C, 793B, 793C, 793D, AND 793F OFF-HIGHWAY TRUCKS
PRODUCT SUPPORT PROGRAM FOR RECONDITIONING FINAL DRIVE SPINDLES ON CERTAIN 777B, 777C, 777D, 777F, 777G, 785, 785B, 785C, 789, 789B, 789C, 793B, 793C, 793D, AND 793F OFF-HIGHWAY TRUCKS

Service Letter-CFEL

Rear Wheel Bearings Need To Be Adjusted On Certain 776D Tractors And 777D Trucks
Rear Wheel Bearings Need To Be Adjusted On Certain 776D Tractors And 777D Trucks

New Wheel Bearings Need To Be Installed In Certain 776D Tractors And 777D Trucks
New Wheel Bearings Need To Be Installed In Certain 776D Tractors And 777D Trucks

PRODUCT SUPPORT PROGRAM FOR RECONDITIONING FINAL DRIVE SPINDLES ON CERTAIN 777B, 777C, 777D, 777F, 777G, 785, 785B, 785C, 789, 789B, 789C, 793B, 793C, 793D, AND 793F OFF-HIGHWAY TRUCKS
PRODUCT SUPPORT PROGRAM FOR RECONDITIONING FINAL DRIVE SPINDLES ON CERTAIN 777B, 777C, 777D, 777F, 777G, 785, 785B, 785C, 789, 789B, 789C, 793B, 793C, 793D, AND 793F OFF-HIGHWAY TRUCKS

Service Letter-CSARL

Rear Wheel Bearings Need To Be Adjusted On Certain 776D Tractors And 777D Trucks
Rear Wheel Bearings Need To Be Adjusted On Certain 776D Tractors And 777D Trucks

New Wheel Bearings Need To Be Installed In Certain 776D Tractors And 777D Trucks
New Wheel Bearings Need To Be Installed In Certain 776D Tractors And 777D Trucks

PRODUCT SUPPORT PROGRAM FOR RECONDITIONING FINAL DRIVE SPINDLES ON CERTAIN 777B, 777C, 777D, 777F, 777G, 785, 785B, 785C, 789, 789B, 789C, 793B, 793C, 793D, AND 793F OFF-HIGHWAY TRUCKS
PRODUCT SUPPORT PROGRAM FOR RECONDITIONING FINAL DRIVE SPINDLES ON CERTAIN 777B, 777C, 777D, 777F, 777G, 785, 785B, 785C, 789, 789B, 789C, 793B, 793C, 793D, AND 793F OFF-HIGHWAY TRUCKS

Service Letter-Americas

Rear Wheel Bearings Need To Be Adjusted On Certain 776D Tractors And 777D Trucks
Rear Wheel Bearings Need To Be Adjusted On Certain 776D Tractors And 777D Trucks

New Wheel Bearings Need To Be Installed In Certain 776D Tractors And 777D Trucks
New Wheel Bearings Need To Be Installed In Certain 776D Tractors And 777D Trucks

PRODUCT SUPPORT PROGRAM FOR RECONDITIONING FINAL DRIVE SPINDLES ON CERTAIN 777B, 777C, 777D, 777F, 777G, 785, 785B, 785C, 789, 789B, 789C, 793B, 793C, 793D, AND 793F OFF-HIGHWAY TRUCKS
PRODUCT SUPPORT PROGRAM FOR RECONDITIONING FINAL DRIVE SPINDLES ON CERTAIN 777B, 777C, 777D, 777F, 777G, 785, 785B, 785C, 789, 789B, 789C, 793B, 793C, 793D, AND 793F OFF-HIGHWAY TRUCKS

Service Letter-Brazil

Rear Wheel Bearings Need To Be Adjusted On Certain 776D Tractors And 777D Trucks
Rear Wheel Bearings Need To Be Adjusted On Certain 776D Tractors And 777D Trucks

Technical Information Bulletin

Problems with Bias Ply Tires on Specific Off-Highway Trucks{4203}
Problems with Bias Ply Tires on Specific Off-Highway Trucks{4203}

Specifications

Rear Wheel
776D, 777D and 777D HAA Off-Highway Truck/Tractors Power Train

Tire Valve
776D, 777D and 777D HAA Off-Highway Truck/Tractors Power Train

Tool Operating Manual

193-4121 Rear Wheel Bearing Preload Adjuster for 777 through 777G Off-Highway Trucks{4201, 4201, 7551}
193-4121 Rear Wheel Bearing Preload Adjuster for 777 through 777G Off-Highway Trucks{4201, 4201, 7551}

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}

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}

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}

Rear Final Drive Brake and Wheel Group Assembly and Disassembly System{0374, 0599, 0700, 0727, 0730, 0731}
Rear Final Drive Brake and Wheel Group Assembly and Disassembly System{0374, 0599, 0700, 0727, 0730, 0731}

Service Letter-China

Rear Wheel Bearings Need To Be Adjusted On Certain 776D Tractors And 777D Trucks
Rear Wheel Bearings Need To Be Adjusted On Certain 776D Tractors And 777D Trucks

New Wheel Bearings Need To Be Installed In Certain 776D Tractors And 777D Trucks
New Wheel Bearings Need To Be Installed In Certain 776D Tractors And 777D Trucks

PRODUCT SUPPORT PROGRAM FOR RECONDITIONING FINAL DRIVE SPINDLES ON CERTAIN 777B, 777C, 777D, 777F, 777G, 785, 785B, 785C, 789, 789B, 789C, 793B, 793C, 793D, AND 793F OFF-HIGHWAY TRUCKS
PRODUCT SUPPORT PROGRAM FOR RECONDITIONING FINAL DRIVE SPINDLES ON CERTAIN 777B, 777C, 777D, 777F, 777G, 785, 785B, 785C, 789, 789B, 789C, 793B, 793C, 793D, AND 793F OFF-HIGHWAY TRUCKS

Service Letter-Asia

Rear Wheel Bearings Need To Be Adjusted On Certain 776D Tractors And 777D Trucks
Rear Wheel Bearings Need To Be Adjusted On Certain 776D Tractors And 777D Trucks

New Wheel Bearings Need To Be Installed In Certain 776D Tractors And 777D Trucks
New Wheel Bearings Need To Be Installed In Certain 776D Tractors And 777D Trucks

PRODUCT SUPPORT PROGRAM FOR RECONDITIONING FINAL DRIVE SPINDLES ON CERTAIN 777B, 777C, 777D, 777F, 777G, 785, 785B, 785C, 789, 789B, 789C, 793B, 793C, 793D, AND 793F OFF-HIGHWAY TRUCKS
PRODUCT SUPPORT PROGRAM FOR RECONDITIONING FINAL DRIVE SPINDLES ON CERTAIN 777B, 777C, 777D, 777F, 777G, 785, 785B, 785C, 789, 789B, 789C, 793B, 793C, 793D, AND 793F OFF-HIGHWAY TRUCKS

Reuse And Salvage Guidelines

Inspection and Repair Procedures for Wheels that are Used on Off-Highway Trucks {4201, 4201, 4201}
Inspection and Repair Procedures for Wheels that are Used on Off-Highway Trucks {4201, 4201, 4201}

Procedure to Remove Large Wheel Bearing Cups {4001, 4008, 4051, 4215}
Procedure to Remove Large Wheel Bearing Cups {4001, 4008, 4051, 4215}

Inspection and Salvage of Rear Wheel Spindles for All Off-Highway Trucks {4201, 4205}
Inspection and Salvage of Rear Wheel Spindles for All Off-Highway Trucks {4201, 4205}

Inspection of Rim Assemblies of Off-Highway Trucks{4201, 4209}
Inspection of Rim Assemblies of Off-Highway Trucks{4201, 4209}

Procedure to Salvage Reaction Hubs, Retainers, and Seal Retainers Used in Wheel Groups of Off-Highway Trucks{4001, 4008, 4050, 4051}
Procedure to Salvage Reaction Hubs, Retainers, and Seal Retainers Used in Wheel Groups of Off-Highway Trucks{4001, 4008, 4050, 4051}

Procedure for Repairing Wheel Rims for Off-Highway Trucks{4201, 4202, 4209}
Procedure for Repairing Wheel Rims for Off-Highway Trucks{4201, 4202, 4209}

Procedures to Salvage Thrust Faces on Planetary Carriers {3160, 4050, 4051, 4093}
Procedures to Salvage Thrust Faces on Planetary Carriers {3160, 4050, 4051, 4093}

Thermal Spray Procedures for OHT Rear Spindles {0599, 0679, 4006, 4205}
Thermal Spray Procedures for OHT Rear Spindles {0599, 0679, 4006, 4205}

Thermal Spray Procedures for OHT and WTS Rear Wheel - Bearing Bores {0679, 4201}
Thermal Spray Procedures for OHT and WTS Rear Wheel - Bearing Bores {0679, 4201}

Thermal Spray Procedures for OHT Front Spindles {0679, 4006, 4205}
Thermal Spray Procedures for OHT Front Spindles {0679, 4006, 4205}

Thermal Spray Procedures for OHT and WTS Front Wheel - Bearing Bores {0679, 4006, 4201}
Thermal Spray Procedures for OHT and WTS Front Wheel - Bearing Bores {0679, 4006, 4201}

Thermal Spray Procedures for OHT Rear Duo-Cone Seal Retainer and Spacer {0679, 4051, 4201, 4251, 4267}
Thermal Spray Procedures for OHT Rear Duo-Cone Seal Retainer and Spacer {0679, 4051, 4201, 4251, 4267}

Thermal Spray Procedures for OHT Final Drive Hub {0679, 4008, 4050}
Thermal Spray Procedures for OHT Final Drive Hub {0679, 4008, 4050}

Thermal Spray Procedures for OHT Front Duo-Cone Seal Retainer {0679, 3259, 4201, 4205}
Thermal Spray Procedures for OHT Front Duo-Cone Seal Retainer {0679, 3259, 4201, 4205}

Inspection and Salvage of Front Wheel Spindles for Off-Highway Trucks {4201, 4205}
Inspection and Salvage of Front Wheel Spindles for Off-Highway Trucks {4201, 4205}

Information Release Memo

CAT REMAN ANNOUNCES REMAN DUO-CONE SEAL GROUPS
CAT REMAN ANNOUNCES REMAN DUO-CONE SEAL GROUPS

REMAN 0R-1301 DUO-CONE SEAL PLATE MAY APPEAR PHYSICALLY DIFFERENT THAN 153-0195 PLATE
REMAN 0R-1301 DUO-CONE SEAL PLATE MAY APPEAR PHYSICALLY DIFFERENT THAN 153-0195 PLATE

CAT REMAN ANNOUNCES UPGRADE-TO-NEW SPINDLE AND WHEEL GROUP OPTIONS
CAT REMAN ANNOUNCES UPGRADE-TO-NEW SPINDLE AND WHEEL GROUP OPTIONS

Service Letter-APD

Rear Wheel Bearings Need To Be Adjusted On Certain 776D Tractors And 777D Trucks
Rear Wheel Bearings Need To Be Adjusted On Certain 776D Tractors And 777D Trucks

New Wheel Bearings Need To Be Installed In Certain 776D Tractors And 777D Trucks
New Wheel Bearings Need To Be Installed In Certain 776D Tractors And 777D Trucks

PRODUCT SUPPORT PROGRAM FOR RECONDITIONING FINAL DRIVE SPINDLES ON CERTAIN 777B, 777C, 777D, 777F, 777G, 785, 785B, 785C, 789, 789B, 789C, 793B, 793C, 793D, AND 793F OFF-HIGHWAY TRUCKS
PRODUCT SUPPORT PROGRAM FOR RECONDITIONING FINAL DRIVE SPINDLES ON CERTAIN 777B, 777C, 777D, 777F, 777G, 785, 785B, 785C, 789, 789B, 789C, 793B, 793C, 793D, AND 793F OFF-HIGHWAY TRUCKS

Testing and Adjusting

Rear Wheel Bearing - Adjust
776D, 777D and 777D HAA Off-Highway Truck/Tractors Power Train

Rear Axle and Final Drive System
776D, 777D and 777D HAA Off-Highway Truck/Tractors Power Train

Visual Inspection (Rear Axle and Final Drive)
776D, 777D and 777D HAA Off-Highway Truck/Tractors Power Train

Disassembly and Assembly

Front Tires & Rims
776D WHEEL TRACTOR & 777D OFF-HIGHWAY TRUCK MACHINE SYSTEMS

Front Wheel Bearings, Duo-Cone Seals & Brake Discs
776D WHEEL TRACTOR & 777D OFF-HIGHWAY TRUCK MACHINE SYSTEMS

Front Brake Discs
776D WHEEL TRACTOR & 777D OFF-HIGHWAY TRUCK MACHINE SYSTEMS

Front Brake Carriers (Linings)
776D WHEEL TRACTOR & 777D OFF-HIGHWAY TRUCK MACHINE SYSTEMS

Front Brake Calipers
776D WHEEL TRACTOR & 777D OFF-HIGHWAY TRUCK MACHINE SYSTEMS

Front Wheel Bearings & Duo-Cone Seals (Service Brake Arrangement)
776D WHEEL TRACTOR & 777D OFF-HIGHWAY TRUCK MACHINE SYSTEMS

Front Service Brake
776D WHEEL TRACTOR & 777D OFF-HIGHWAY TRUCK MACHINE SYSTEMS

Service & Parking Brakes
776D WHEEL TRACTOR & 777D OFF-HIGHWAY TRUCK MACHINE SYSTEMS

Brake Relay Valves
776D WHEEL TRACTOR & 777D OFF-HIGHWAY TRUCK MACHINE SYSTEMS

Brake Diverter Valve
776D WHEEL TRACTOR & 777D OFF-HIGHWAY TRUCK MACHINE SYSTEMS

Brake Control Valve (Secondary & Parking)
776D WHEEL TRACTOR & 777D OFF-HIGHWAY TRUCK MACHINE SYSTEMS

Parking Brake Release Oil Filter & Base
776D WHEEL TRACTOR & 777D OFF-HIGHWAY TRUCK MACHINE SYSTEMS

Brake Makeup Oil Tank
776D WHEEL TRACTOR & 777D OFF-HIGHWAY TRUCK MACHINE SYSTEMS

Front Brake Master Cylinder & Rotochamber
776D WHEEL TRACTOR & 777D OFF-HIGHWAY TRUCK MACHINE SYSTEMS

Retarder & Service Brake Master Cylinder & Rotochamber
776D WHEEL TRACTOR & 777D OFF-HIGHWAY TRUCK MACHINE SYSTEMS

Diverter Valve (Torque Converter & Brake Cooling)
776D WHEEL TRACTOR & 777D OFF-HIGHWAY TRUCK MACHINE SYSTEMS

Oil Cooler (Torque Converter & Brake)
776D WHEEL TRACTOR & 777D OFF-HIGHWAY TRUCK MACHINE SYSTEMS

Brake Oil Cooler Relief Valve
776D WHEEL TRACTOR & 777D OFF-HIGHWAY TRUCK MACHINE SYSTEMS

Secondary Steering Pump, Brake Pump & Motor
776D WHEEL TRACTOR & 777D OFF-HIGHWAY TRUCK MACHINE SYSTEMS

Air Ratio Valve (Front Brake)
776D WHEEL TRACTOR & 777D OFF-HIGHWAY TRUCK MACHINE SYSTEMS

Brake Control Valve (Treadle)
776D WHEEL TRACTOR & 777D OFF-HIGHWAY TRUCK MACHINE SYSTEMS

Brake Control Valve (Front)
776D WHEEL TRACTOR & 777D OFF-HIGHWAY TRUCK MACHINE SYSTEMS

Brake Control Valve (Parking)
776D WHEEL TRACTOR & 777D OFF-HIGHWAY TRUCK MACHINE SYSTEMS

Secondary Brake Air Control Valve
776D WHEEL TRACTOR & 777D OFF-HIGHWAY TRUCK MACHINE SYSTEMS

Duo-Cone Seals - Install
776D Wheeled Tractor and
777D and 777D HAA Off-Highway Trucks Power Train

Final Drive - Disassemble
776D Wheeled Tractor and
777D and 777D HAA Off-Highway Trucks Power Train

Final Drive - Assemble
776D Wheeled Tractor and
777D and 777D HAA Off-Highway Trucks Power Train

Tire and Rim (Rear) - Remove
776D Wheeled Tractor and
777D and 777D HAA Off-Highway Trucks Power Train

Tire and Rim (Rear) - Install
776D Wheeled Tractor and
777D and 777D HAA Off-Highway Trucks Power Train

Final Drive - Remove
776D Wheeled Tractor and
777D and 777D HAA Off-Highway Trucks Power Train

Final Drive - Install
776D Wheeled Tractor and
777D and 777D HAA Off-Highway Trucks Power Train

Rear Wheel, Bearing, and Duo-Cone Seal - Remove - Equipped with TCS
776D Wheeled Tractor and
777D and 777D HAA Off-Highway Trucks Power Train

Rear Wheel, Bearing, and Duo-Cone Seal - Install - Equipped with TCS
776D Wheeled Tractor and
777D and 777D HAA Off-Highway Trucks Power Train

Spindle (Rear) - Remove
776D Wheeled Tractor and
777D and 777D HAA Off-Highway Trucks Power Train

Spindle (Rear) - Install
776D Wheeled Tractor and
777D and 777D HAA Off-Highway Trucks Power Train

Rear Wheel, Bearing, and Duo-Cone Seal - Remove - Not Equipped with TCS
776D Wheeled Tractor and
777D and 777D HAA Off-Highway Trucks Power Train

Rear Wheel, Bearing, and Duo-Cone Seal - Install - Not Equipped with TCS
776D Wheeled Tractor and
777D and 777D HAA Off-Highway Trucks Power Train

Service Magazine

New Material Used In Front Wheels To Increase Service Life {4201,4200,4208}
1996/10/07

New Material Increases Service Life Of Brake Hubs{4215,4208,4201}
1996/11/11

New Material Increases Service Life Of Brake Hubs {4215,4208,4201}
1997/05/05

Pre-Compressed Brake Dampers Available For Quarry Trucks, Tractors, And Off-Highway Trucks To Provide Improved Brake Life {4251,4267}
1997/06/30

Inner Duo-Cone Retainers Are Hardened For Increased Service Life In Front Wheel Groups {4208,7261}
1997/06/30

Oil Change Intervals Lowered For Front Wheels On All Off-Highway Tractors And Trucks {4201,4208,7525}
1997/06/30

Improved Retarder And Secondary Brake Handles And Valves{3121,3123,4269,4282,4284}
1997/07/14

New Double Check Valve Available For Brake Systems With Dual Brake Relay Valves {4281,4280}
1997/07/21

Duo-Cone Seal Assemblies With A Toric Available For Tractors And Trucks{4006,7555,4251,7561}
1997/08/04

Improved Braze Joint On Brake Oil Coolers Reduce Possibility Of Leaks{1365}
1997/09/22

New Brake Valve Groups Have Breather Plug In Vent Port For Air Cylinder Group{4265}
1997/10/27

Improved Duo-Cone Seal Retainer Used In Certain Brake Groups And Wheel Arrangements{4251,4267,7561}
1998/01/19

High Pressure Washer Available For Final Drives And Axle Housings Of Off-Highway Trucks {0680,4050,3260}
1998/02/02

Additional Brake Studs Are Required To Increase Brake Pressure On Certain Off-Highway Trucks {4061}
1998/02/09

Special Instruction, SEHS9364-02, "Off-Highway Truck Rear Wheel Salvage", Is Now Available {0374,4208}
1998/02/16

Updated Information For Improved Duo-Cone Seal Retainers On Certain Off-Highway Trucks{4251,4267,7561}
1998/03/09

Procedure To Install Rear Axle On Certain Off-Highway Trucks Has Been Changed {3278,4208}
1998/03/30

Use 1U-9003 Brake Piston Puller For Disassembly And Assembly Of Hydraulic Brake Caliper Group {4256}
1998/03/30

Improved Seal Prevents Over Stroke Rod Ejection At Brake Rotochamber {4262,4258}
1998/06/22

Improved Seal Material Used In Dry Brake Assembly {4256,4004}
1998/06/29

Remanufactured Wheel Stations And Wheel Station Components For Off-Highway Trucks {3001,4051}
1998/08/17

Off-Highway Truck Duo-Cone Seal Service Tools And Installation Video Now Available{7561}
1999/02/01

Improved Seal Prevents Over Stroke Rod Ejection At Brake Rotochamber {4262,4258}
1999/08/30

Procedure to Install Rear Axle on Certain Off-Highway Trucks Has Been Changed {3278,4208}
1999/09/20

Alternate Torque Values For The Wheel Rim Mounting Bolts For The Small Off-Highway Trucks {4201}
1999/11/15

Production Process Change Eliminates Antirotation Retaining Pin In Rear Wheel Station {4201}
2000/01/17

Inspection of Magnetic Plugs Recommended To Help Detect Early Bearing Failure {4201, 4201}
2000/01/17

Serial Numbers and Sequence Numbers Improve Component Life Tracking on Major Power Train Components {1000, 3030, 3101, 3258, 3284, 4050, 4208, 4234}
2000/04/17

Duo-Cone Seal Kits Have Changed for Off-Highway Trucks {4208, 4251, 7561}
2000/03/06

Wheel Bearing Adjustment Procedure {7551}
2000/07/10

Change in Oil Change Interval for the Final Drive and the Rear Axle in Off-Highway Trucks {4000, 4050, 7000, 7560, 7581}
2000/09/04

Correction to Special Instruction, SEHS9364-03, "Off-Highway Truck Rear Wheel Salvage for Fabricated and Cast Wheels" {4201, 4208}
2000/07/03

Match Tire Size in Dual Tire Configurations for Increased Service Life {4203}
2001/06/18

Improved Front Wheel Group Assemblies and Improved Rear Wheel Group Assemblies are Used on Off-Highway Trucks {4201}
2000/10/16

Guideline for Reusable Parts and Salvage Operations is Available for Spindles of Off-Highway Trucks {4002, 4205}
2000/11/13

A New Bearing and a New Retainer Improve Serviceability {4050, 4201}
2003/01/06

New Cast Wheels Are Now Used on Certain Off-Highway Truck/Tractor {4201}
2010/12/02

New Toric Rings Update the Duo-Cone Seal Groups {4001, 4051, 4201}
2008/05/05

Available Seal Assembly For Off-Highway Truck Wheel And Brake Assembly Requires Proper Installation In Order To Improve Seal Reliability. {4051, 4251, 4267}
2009/02/16

A new Bead Seat Band Updates the Rim Groups {4209}
2009/07/20

Determining the Severity of a Leak of the Duo-cone Seal Gp {4050, 4051, 7561}
2010/02/25

The Wheel in the Rear Wheel Group Has Been Improved on Certain Off-Highway Trucks {4008}
2010/09/08

New Rear Wheel Bearing Cones are Available for Certain Off-Highway Truck {4008, 4201, 7551}
2013/03/05

New Duo-Cone Seals are Now Available for Certain Off-Highway Trucks {4001, 4006, 4050, 4201, 4251, 4267, 7561}
2014/06/26

New Duo-Cone Seal Group Is Now Used for the Front Brakes on Certain 777C, 777D and 777F Off-Highway Trucks {4001, 4201, 4251, 4267, 7561}
2013/09/04

Cat Reman Announces the Addition of Power Train Components for Mining Trucks {3030, 3258, 4008, 4051, 4201, 4251, 4267}
2015/05/28

Cat Reman Announces Availability of New Wheels With Installed Studs for Certain Machines {4201}
2015/07/01

The Wheel Rim Assembly Has Been Improved on Certain 777 Off-Highway Trucks {4209}
The Wheel Rim Assembly Has Been Improved on Certain 777 Off-Highway Trucks {4209}

Reuse And Salvage Guidelines

Procedure to Machine Damaged Transmission and Differential Yokes {3030, 3253, 3258}
Procedure to Machine Damaged Transmission and Differential Yokes {3030, 3253, 3258}

Thermal Spray Procedures for 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}

Specifications

Relief Valve (Transmission Oil Cooler Inlet)
776D, 777D and 777D HAA Off-Highway Truck/Tractors Power Train

Disassembly and Assembly

Oil Cooler (Torque Converter & Brake)
776D WHEEL TRACTOR & 777D OFF-HIGHWAY TRUCK MACHINE SYSTEMS

Transmission Oil Cooler - Remove and Install
3500 and 3500B High Displacement Engines for Caterpillar Built Machines

Contamination Control Guidelines

Proper Oil Changing Procedures {1000, 1308, 1316, 1325, 1348, 3000, 3004, 3005, 3030, 3064, 3067, 3080, 3081, 4000, 4001, 4050, 4051, 5050, 5056, 5068, 5095}
Proper Oil Changing Procedures {1000, 1308, 1316, 1325, 1348, 3000, 3004, 3005, 3030, 3064, 3067, 3080, 3081, 4000, 4001, 4050, 4051, 5050, 5056, 5068, 5095}

Reuse And Salvage Guidelines

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

Torque Converter, Divider, Drive Line, and Drive Axle Reuse and Salvage Manual Contents {0374, 3000, 3050, 3100, 3250, 3251, 3253, 3258}
Torque Converter, Divider, Drive Line, and Drive Axle Reuse and Salvage Manual Contents {0374, 3000, 3050, 3100, 3250, 3251, 3253, 3258}

Contamination Control Guidelines

Proper Oil Changing Procedures {1000, 1308, 1316, 1325, 1348, 3000, 3004, 3005, 3030, 3064, 3067, 3080, 3081, 4000, 4001, 4050, 4051, 5050, 5056, 5068, 5095}
Proper Oil Changing Procedures {1000, 1308, 1316, 1325, 1348, 3000, 3004, 3005, 3030, 3064, 3067, 3080, 3081, 4000, 4001, 4050, 4051, 5050, 5056, 5068, 5095}

Operation and Maintenance Manual

Differential and Final Drive Oil - Inspect
776D and 777D Off-Highway Truck/Tractor

Differential and Final Drive Oil - Change
776D and 777D Off-Highway Truck/Tractor

Differential and Final Drive Oil Level - Check
776D and 777D Off-Highway Truck/Tractor

Magnetic Plug (Wheels) - Check
776D and 777D Off-Highway Truck/Tractor

Differential and Final Drive Oil Sample - Obtain
776D and 777D Off-Highway Truck/Tractor

Special Instruction

Assembly and Installation of Conventional Duo-Cone Seals{7561, 7561}
Assembly and Installation of Conventional Duo-Cone Seals{7561, 7561}

Service Letter-NACD

Rear Wheel Bearings Need To Be Adjusted On Certain 776D Tractors And 777D Trucks
Rear Wheel Bearings Need To Be Adjusted On Certain 776D Tractors And 777D Trucks

Service Letter-Australia

Service Letter-CFEL

Service Letter-CSARL

Service Letter-Americas

Service Letter-Brazil

Specifications

Final Drive
776D, 777D and 777D HAA Off-Highway Truck/Tractors Power Train

Service Letter-China

Rear Wheel Bearings Need To Be Adjusted On Certain 776D Tractors And 777D Trucks
Rear Wheel Bearings Need To Be Adjusted On Certain 776D Tractors And 777D Trucks

Service Letter-Asia

Systems Operation

Final Drive
776D, 777D and 777D HAA Off-Highway Truck/Tractors Power Train

Rear Axle and Final Drive System
776D, 777D and 777D HAA Off-Highway Truck/Tractors Power Train

Information Release Memo

CAT REMAN ANNOUNCES UPGRADE-TO-NEW SPINDLE AND WHEEL GROUP OPTIONS
CAT REMAN ANNOUNCES UPGRADE-TO-NEW SPINDLE AND WHEEL GROUP OPTIONS

Service Letter-APD

Rear Wheel Bearings Need To Be Adjusted On Certain 776D Tractors And 777D Trucks
Rear Wheel Bearings Need To Be Adjusted On Certain 776D Tractors And 777D Trucks

Testing and Adjusting

Rear Axle and Final Drive System
776D, 777D and 777D HAA Off-Highway Truck/Tractors Power Train

Visual Inspection (Rear Axle and Final Drive)
776D, 777D and 777D HAA Off-Highway Truck/Tractors Power Train

Disassembly and Assembly

Axle Shaft - Remove
776D Wheeled Tractor and
777D and 777D HAA Off-Highway Trucks Power Train

Axle Shaft - Install
776D Wheeled Tractor and
777D and 777D HAA Off-Highway Trucks Power Train

Final Drive - Disassemble
776D Wheeled Tractor and
777D and 777D HAA Off-Highway Trucks Power Train

Final Drive - Assemble
776D Wheeled Tractor and
777D and 777D HAA Off-Highway Trucks Power Train

Final Drive - Remove
776D Wheeled Tractor and
777D and 777D HAA Off-Highway Trucks Power Train

Final Drive - Install
776D Wheeled Tractor and
777D and 777D HAA Off-Highway Trucks Power Train

Service Magazine

Higher Viscosity Oil Should Be Used In Certain Final Drives And Differentials {4070,0645}
1996/12/16

High Pressure Washer Available For Final Drives And Axle Housings Of Off-Highway Trucks {0680,4050,3260}
1998/02/02

Procedure To Install Rear Axle On Certain Off-Highway Trucks Has Been Changed {3278,4208}
1998/03/30

Use 142-1813 Axle Tool to Remove and Install Axle Shafts {3250,0722}
1998/08/03

Improved Sun Gear Available For Off-Highway Trucks And Tractors {4050,4055}
1999/04/12

Improved Sun Gear Available For Off-Highway Trucks And Tractors {4050,4055}
1999/07/05

Procedure to Install Rear Axle on Certain Off-Highway Trucks Has Been Changed {3278,4208}
1999/09/20

Serial Numbers and Sequence Numbers Improve Component Life Tracking on Major Power Train Components {1000, 3030, 3101, 3258, 3284, 4050, 4208, 4234}
2000/04/17

Change in Oil Change Interval for the Final Drive and the Rear Axle in Off-Highway Trucks {4000, 4050, 7000, 7560, 7581}
2002/07/08

A New Bearing and a New Retainer Improve Serviceability {4050, 4201}
2003/01/06

New High Strength Taperlock Studs Are Used For Improved Service Life {4050}
2003/12/01

C32 Engine Emissions Retrofit Repower Tier II for 777D Truck 3PR00001-UP (MACHINE) POWER TRAIN Caterpillar SIS

Parts group 777D:

Information:

Truck sale: