General Information
This hydraulic system includes the following systems:
- Hydraulic tank ( Torque Converter, Pulled Unit, Brake, and Transmission)
- Pulled unit hydraulics
- Torque converter
- Brakes and brake cooling
The hydraulic tank and the pulled unit hydraulic system are covered in this module.
For information about the torque converter, see Systems Operation, SENR6306.
For more information about the brakes and about brake cooling, see Systems Operation, SENR6311.
The steering hydraulic system is separate from other hydraulic systems.
For information about the steering system, see Systems Operation, SENR6309.
Caterpillar Information System:
793B Off-Highway Truck Radiator Core - Clean
950G and 962G Wheel Loaders and IT62G Integrated Toolcarrier Power Train Axle Housing - Disassemble
416C, 426C, 428C, 436C and 438C Backhoe Loaders Hydraulic and Steering System Tilt Cylinder
784B and 785B Off-Highway Truck Hydraulic System General Information
768C, 769C, 769D, 772B, 773B, 773D, 776C, 777B, 777D, 784B, 785, 785B, 789, 789B, 793, 793B and 793C Off-Highway Truck/Tractors and 771C, 771D and 775D Quarry Trucks Automatic Retarder Control (ARC) System Pressure Switch (Accelerator)
768C, 769C, 769D, 772B, 773B, 773D, 776C, 777B, 777D, 784B, 785, 785B, 789, 789B, 793, 793B and 793C Off-Highway Truck/Tractors and 771C, 771D and 775D Quarry Trucks Automatic Retarder Control (ARC) System Speed Sensor (Engine)
Caterpillar Monitoring System Component Description
572R Pipelayer Steering Clutch and Brake
416C, 426C, 428C, 436C and 438C Backhoe Loaders Hydraulic and Steering System Lift Cylinder
583R Pipelayer Power Train Priority Valve
Caterpillar Monitoring System General Information
Caterpillar Monitoring System Calibration Mode
VFS50 and VFS70 Versatile Flotation System Rear Idler Support Pin - Replace
3054 Engine Engine Oil Relief Valve
3054 Engine Fuel Transfer Pump
3054 Engine Fuel Injection Nozzles
3054 Engine Fan Drive
3054 Engine Engine Oil Filter Base
789B Off-Highway Truck Steering System Solenoid and Relief Valve (Steering)
3054 Engine Muffler
938G Wheel Loader and IT38G Integrated Toolcarrier Hydraulic System Solenoid Valve (Ride Control)
416C, 426C, 428C, 436C and 438C Backhoe Loaders Hydraulic and Steering System Pressure and Flow Compensator Valve
550, 570 and 580 Wheel Harvesters Before Starting Engine
583R Pipelayer Power Train Transmission Selector And Pressure Control Valve