1997/01/20 Caterpillar

Special Edition, SEPD0325, "Major Improvements And Service Information For 768C, 772B, 776C, 776D Tractors, 771C, 771D, 775B, 775D Quarry Trucks And 769C, 769D, 773B, 773D, 777C And 777D Trucks" Is Available {0374}

Usage:

768C (02X),
772B (64W),
776C (2TK),
776D (5ER) Tractors;
771C (3BJ),
771D (6JR),
775B (7XJ),
775D (6KR) Quarry Trucks;
769C (01X),
769D (5TR),
773B (63W),
773D (7ER),
777C (4XJ),
777D (3PR) Trucks

Special Edition, SEPD0325, "Major Improvements And Service Information For 768C, 772B, 776C, 776D Tractors, 771C, 771D, 775B, 775D Quarry Trucks and 769C, 769D, 773B, 773D, 777C and 777D Trucks" is available through the normal distribution system.

This issue contains major improvements, modifications and service tips which will improve the life of the 768C, 772B, 776C, 776D Tractors, 771C, 771D, 775B, 775D Quarry Trucks and 769C, 769D, 773B, 773D, 777C and 777D Trucks. The information in this issue is presented in Service Management Control System (SMCS) Code order and dates.

NOTE: This Special Edition begins with 10-03-93 Service Magazines for the machines listed above. However, some Service Magazines with important general or generic information printed before 10-03-93 are included in this Special Edition.

Caterpillar Information System:

1997/01/20 Adjustment To Window Hold Back Latch Improves Operation {7301,7310}

1997/01/20 Cab Rear Window Improvements Provide Improved Sealing And Visibility {7301,7310}

1997/01/13 Quickly And Accurately Set Valve Lash{1105,0766}

1997/01/13 Use 125-9622 Seal Installer To Install 118-9163 Seal In Water Pumps{1361,0708}

1997/01/13 Piston Ring Groove Gauges To Quickly And Accurately Determine Reusability Of Pistons{1214,0763}

1997/01/13 Use 126-1023 Stem Pusher For Sleeve And Coupling Removal On Hose Assemblies{5057,0684}

1997/01/13 More Collets Now Available For XT5 And XT6 Hoses Using 4C-9480 Hose Tooling Group{0684}

1997/01/13 Fixture Assembly Allows More Accurate Levelling Of Screed Plates{6643,0764}

1997/01/13 129-7142 Lifting Beam Simplifies Removal And Installation Of Friction Group{6605,0632,0717}

1997/01/13 Use 126-6611 Seal Driver To Install Outboard Oil Seal On Eccentric Group{6605,6606,0727}

1997/01/13 Spanner Wrenches And Related Tools To Remove And Install Final Drive Bearing Locknut{4050,0602}

1997/01/13 Use 125-4634 Spanner Wrench Assembly To Remove And Install 110-5425 Nut Retaining Axle Shaft Into Housing{3250,0727}

1997/01/20 "E-Trim" Unit Fuel Injectors {1290}

1997/01/20 Modification Of Electronic Control Module (ECM) Controlled Variable Speed Fan Clutch Bracket-Shaft Assembly For Easier Fan Speed Sensor Removal {1359}

1997/01/20 New Ether Starting Aid Groups Include Flexible Hose Assemblies Instead Of Tube Assemblies {1456}

1997/01/20 Increased Tightening Specification Improves Retention Of Thrust Washer Screws In Final Drive {4051}

1997/01/20 New Check Valve Group And Larger O-ring For Load Monitoring System Eliminates O-ring Interference {5067,7200}

1997/01/20 Improved Bearings Used In Output Transfer Gear Group {3159}

1997/01/20 Dump Body Mounted Mud Deflectors (Mud Flaps) Are Available To Prevent Mud From Being Thrown On The Back Of The Tractor {4220}

1997/01/20 A Port Now Provided In The Engine Oil Filter Group For Scheduled Oil Sampling (S.0.S.) {7542,1306,1051}

1997/01/20 VIMS-PC Service Tool Operating System Environment Answers {7601}

1997/01/20 Methods Of Obtaining Engine Flash Files {1902}

1997/01/20 New Remanufactured Water Pump Groups Include Cast Iron Impellers {1361}

1997/01/20 Improved Multi-Row Modules (IMRM) Used In Caterpillar Radiators Have Different Designs {1353}