New Longer Thrust Pin And Bolts Now Used In Rear Suspension Cylinders To Increase Service Life Of Joint {7213,7201,7200}
Usage:
769C (01X),
769D (5TR) Off-Highway Truck;
771C (3BJ),
771D (6JR) Quarry Truck
Description of Change: A new longer pin is now used with longer bolts to reduce thrust loads on bolts in some rear suspension groups.
Adaptable To: The new 134-8437 Pin and four 1D-4623 Bolts replace the former 6D-1303 Pin and four 1D-4622 Bolts in 9D-9020 Rear Suspension Group (not serviced) effective with 769D (5TR212) Off-Highway Trucks and 771D (6JR85) Quarry Trucks. This change is adaptable to all previous 769C (01X1-Up), 769D (5TR1-211) Off-Highway Trucks, 771C (3BJ1-Up) and 771D (6JR1-84) Quarry Trucks.
Caterpillar Information System:
1997/02/24 Service Parts Are Available For 9T-4785 Accumulator Group {4331,5077}
1997/02/24 New Sight Gauge On Rear Axle Housing Improves Serviceability {3260}
1997/02/24 Thicker Washer Used To Allow Proper Fastening Of Elbow In Transmission Oil Lines Group {3154,3030}
1997/02/24 New ECM Controlled Variable Speed Fan Clutch Group Available {1356}
1997/02/24 Special Instructions Now Available For 793C Off-Highway Truck Assembly Procedure {0374}
1997/02/24 New Hydraulic Oil Temperature Sender And Hydraulic Oil Temperature Gauge More Responsive {7450,7488}
1997/02/24 New Water Temperature Regulator Improves Cab Heating In Cold Weather Conditions {1350,1355}
1997/02/24 Some Service Parts Available For Engine Fuel Injection Pump {1251}
1997/02/24 New Tooling Simplifies Steering Pump Neutral Adjustment {5070,0738}
1997/02/24 New Tube Assembly And Associated Hardware In The Engine Turbocharger Oil Lines Group {1307}
1997/02/17 VIMS-PC Version 2.1 Now Available {7601}
1997/02/17 Improved Speed Sensor Group Used {1907}
1997/02/24 Correction To Lift Arm Position Sensor Adjustment {0685}
1997/02/24 New Radiator Group Includes Improved Radiator Core Assembly {1353}
1997/02/24 New Electronic Transmission Control Group Used {3032,3100}
1997/02/24 Service Manual, Secondary Steering System, Supplemental Information Available {4300,4306,4307,4324,4339,7568}
1997/02/24 Wiper Arm Retaining Nut Requires Tightening After Initial Operation {7305}
1997/02/24 New Bevel Gear Set For Telehandler Front And Rear Differential Groups Improves Service Life {3256}
1997/02/24 New Telehandler And Material Handler Differential Lock Parts Improve Service Life {3258,3264}
1997/02/24 Cold Weather Steering For Telehandlers Improves With Additional Parts {4300,4307}
1997/02/24 Improved Hydraulic Oil Level Gauge For Telehandlers {5057,5050,5056,7479}
1997/02/24 Lubrication Pump Group Container Assembly Now Available As A Serviceable Part {7540,7510}
1997/02/24 Resetting Event Recorder And Service Lamp For VIMS {7601}
1997/02/24 Information Needed For VIMS Support {7601}