New Rock Ejector Assembly Reduces Tire Damage {7157}
Usage:
785 (8GB),
785B (6HK),
789 (9ZC),
789B (7EK),
793 (3SJ),
793B (1HL) Trucks
Description of Change: New rock ejector design provides improved service life and reduced risk of tire damage. The new ejector assemblies are made of thicker plate and a steel ball on the end.
Adaptable To: The new ejector assemblies are a direct replacement for the former rock ejector assemblies. See the illustration and the chart for component identification. The new rock ejectors are effective with 785B (6HK328), 789B (7EK268) and 793B (1HL159) Trucks.
Location of Ejector Assembly.
Caterpillar Information System:
1998/05/11 Weld Repair Procedure For Rear Upper Front Strut Mounting Plates {7050,7201}
1998/05/11 New Intermediate Cylinder In Hoist Cylinder Increases Clearance Between Rod And Head To Prevent Binding {5102}
1998/05/11 New Gear Assembly And Stub Shaft Used In Front Gear Group {1206}
1998/05/04 Correction To 9C-8172 Brake & Planetary Group{0374,4011,4255}
1998/05/04 ROPS Instruction Film Available Through Parts Service{7177,7405}
1998/05/04 Improved Alternator Groups Now Available{1405}
1998/05/04 New Fans Improve Reliability Of The Air Conditioner Condenser Group{1805,7320}
1998/05/04 Correction To Service Manual Module, SENR6794-01, Specifications, 938G Wheel Loader And IT38G Integrated Toolcarrier Hydraulic System{0374,1386}
1998/05/04 Procedure For Adjusting Hood Side Panels{7251}
1998/05/04 New Custom Product Support Literature Is Available For 776D Tractors And 777D Off-Highway Trucks Equipped With 3Z-6435 Tachograph Arrangement (Factory/Field Installation){0374,7317}
1998/05/04 New Custom Product Support Literature Is Available For 773D And 775D Trucks Equipped With 3Z-6309 Engine Pre-Lubrication Group (Field Retrofit){0374,1469,1300}
1998/05/04 Load Piston Body Changes In ICM Pressure Control Valve Group{3073,3030}
1998/05/11 Service Intervals For RAYCOR Fuel Filter Group {1261,1250,1280}
1998/05/11 Supplement To Correct Bearing Cap Torque For Differential {3258}
1998/05/11 Supplement To "Improvements To Brake Caliper Seals Prevent Leaks In High Temperature Applications" {4256}
1998/05/11 Operation Of The Conveyor System In Manual Override {6631,5643}
1998/05/11 Corrections And Release Of Schematic {5050,4350,3203}
1998/05/11 New Engine Lifter Arm Assembly With Crowned Roller Used In Lifter Groups {1209}
1998/05/18 Removing Fuel Tank {1273}
1998/05/18 Procedure To Adjust Hand Throttle Control {1265,1269}
1998/05/18 Improved Cab Door Seals Available {7308}
1998/05/18 New Rotary Switch For Heater/Air Conditioning Control Provides Improved Service Life {1400,7309,7337}
1998/05/18 New Custom Product Support Literature Is Available For 773D And 775D Trucks Equipped With 3Z-6276 Traction Control System (TCS) Arrangement (Factory/Field Install) {0374,4801}
1998/05/18 New Head For Rear Suspension Groups Increases Clearance Between Rod And Head To Increase Service Life Of Rod {7213}