Hydraulic System
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| Illustration 1 | g00844372 |
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The control valve for the hoist and for brake cooling and the hoist control valve is shown in the RAISE position. (1) Left rear wheel brake (2) Oil coolers for the rear brakes (3) Diverter valve for rear brake cooling (4) Left front wheel brake (5) Gear pump for the hoist and for the brake cooling (6) Pump drive (7) Hoist screens (8) Chassis brake valve (9) Oil filter for rear brake cooling (10) Control valve for the hoist and for the brake cooling (11) Oil filter for front brake cooling (12) Oil coolers for the front brakes (13) Gear pump for the motor drive for the rear axle oil pump (14) Gear pump for brake actuation (15) Piston pump for the motor drive for the gear pumps for brake cooling (16) Piston pump for the hydraulic fan drive system (17) Piston pumps for the steering system (18) Oil filter for the steering and fan drive systems (19) Oil cooler for the steering and fan drive systems (20) Hoist cylinders (21) Hoist manifold (22) Hoist control valve (23) Right rear wheel brake (24) Hydraulic tank (25) Steering hydraulic tank (26) Gear pump for front brake cooling (27) Gear pumps for rear brake cooling (28) Motor drive for the gear pumps for brake cooling (29) Right front wheel brake | |
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| Illustration 2 | g00606888 |
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Rear view (5) Gear pumps for the hoist and for the brake cooling (7) Hoist screens (10) Control valve for the hoist and for the brake cooling (20) Hoist cylinders (21) Hoist manifold (22) Hoist control valve (24) Hydraulic tank | |
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| Illustration 3 | g00861138 |
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Top view (7) Hoist screens (10) Control valve for the hoist and for the brake cooling (20) Hoist cylinders (24) Hydraulic tank (28) Motor drive for the gear pumps for brake cooling | |
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| Illustration 4 | g00861140 |
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View A-A (5) Gear pump for the hoist and for the brake cooling (6) Pump drive (7) Hoist screens (11) Filter for front brake cooling (13) Gear pump for the motor drive for the rear axle oil pumps (14) Gear pump for brake actuation (15) Piston pump for the motor drive for the brake cooling oil pumps (16) Piston pump for the hydraulic fan drive system (20) Hoist cylinders (24) Hydraulic tank | |
Caterpillar Information System:
797 Off-Highway Truck Hydraulic System Hoist Cylinder
784C and 785C Off-Highway Truck Power Train Rear Wheel, Bearing, and Duo-Cone Seal - Remove
D350E Series II and D400E Series II Articulated Trucks 3406E Engine Supplement Crankshaft Vibration Damper and Pulley - Remove and Install
773D and 775D Quarry Trucks and 773E and 775E Off-Highway Trucks Power Train Tire and Rim (Rear) - Install
3116 Engine for Challenger 35, and Challenger 45 Agricultural Tractors and 3126 Engine for Challenger 55 Agricultural Tractor Engine Supplement Air Cleaner - Remove and Install
3054 Engine for Caterpillar Built Machines Inlet Manifold - Remove - Type 1 Engines and 9RM Engines
789C Off-Highway Truck Engine Supplement Aftercooler - Remove
834G Wheel Dozer and 836G Landfill Compactor Power Train Torque Converter (Lockup)
416C, 426C, 428C, 436C and 438C Backhoe Loaders Hydraulic and Steering System Metering Pump (Steering)
789C Off-Highway Truck Engine Supplement Aftercooler - Install
773D and 775D Quarry Trucks and 773E and 775E Off-Highway Trucks Power Train Tire and Rim (Rear) - Remove
143H and 163H Motor Graders All Wheel Drive Temperature Switch (Hydraulic Oil) - Above Normal Range
539 Knuckleboom Loader Hydraulic System Joystick Control (Pilot)
773D and 775D Quarry Trucks and 773E and 775E Off-Highway Trucks Power Train Transmission Planetary and Transfer Gears - Remove
Challenger 65E, Challenger 75E, Challenger 85E and Challenger 95E Agricultural Tractors Power Train Transmission
3116 Engine for Challenger 35, and Challenger 45 Agricultural Tractors and 3126 Engine for Challenger 55 Agricultural Tractor Engine Supplement Fuel Tank and Hood - Remove
D350E Series II and D400E Series II Articulated Trucks 3406E Engine Supplement Transmission Oil Cooler - Remove
784C and 785C Off-Highway Truck Power Train Rear Wheel, Bearing, and Duo-Cone Seal - Install
797 Off-Highway Truck Steering System Steering System
550, 570 and 580 Wheel Harvesters Bottom Guard Lowering
Challenger 35, Challenger 45 and Challenger 55 Agricultural Tractors Machine Systems Implement and Hitch Valve - Assemble
797 and 797B Off-Highway Truck/Tractors Braking System Switches
D350E Series II and D400E Series II Articulated Trucks 3406E Engine Supplement Transmission Oil Cooler - Install
3406E and 3456 Engines for Caterpillar Built Machines Flywheel Housing - Remove and Install