Valve (Unloader)
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| 图 1 | g03554219 |
(1) 卸载阀 | |
油从液压油箱流过机油滤清器。 流过制动器机油滤清器后，油在控制阀（制动器）和卸载阀之间分开。 整个制动系统根据需要使用流向控制阀制动器的机油。 流向卸载阀的机油返回液压油箱。
当制动系统充注时，油流向控制阀（制动器）。 当制动系统没有充注时，油流向卸载阀。
Caterpillar Information System:
836K Landfill Compactor, 834K Wheel Dozer and 988K Wheel Loader C18 Engine Supplement Transmission Oil Cooler - Remove and Install
994K Wheel Loader Engine Air Filter Secondary Element - Replace
966M and 972M Wheel Loaders Power Train, Steering, Braking, Hydraulic & Machine Systems Control Valve and Mounting
966M and 972M Wheel Loaders Power Train, Steering, Braking, Hydraulic & Machine Systems Ride Control Accumulator
824K Wheel Dozer, 825K Soil Compactor and 826K Landfill Compactor Machine Systems Pressure Sensor - LIFT CYLINDER ROD END
994K Wheel Loader Engine Air Filter Primary Element - Replace
2013/12/23 A Procedure to Calibrate the Brake Pedal on the 584 and 584HD Forwarder Is Now Available {1408, 7301}
584 Forwarder Brake Pedal Calibration{4251} 584 Forwarder Brake Pedal Calibration{4251}
966M and 972M Wheel Loaders Power Train, Steering, Braking, Hydraulic & Machine Systems Accumulator Charging Valve
2014/03/13 A New Alternator Is Now Used on Certain Forwarder Machines {1405}
966M and 972M Wheel Loaders Power Train, Steering, Braking, Hydraulic & Machine Systems Oscillating Axle Housing (Rear)
966M and 972M Wheel Loaders Power Train, Steering, Braking, Hydraulic & Machine Systems Solenoid Valve
730 EJ Articulated Truck Parking
740 Ejector Articulated Truck Lifting and Tying Down the Machine
966M and 972M Wheel Loaders Power Train, Steering, Braking, Hydraulic, and Machine Systems Electronic Control (Power Train System)
Wiring Harness Damage at the ECM Connectors on Certain 793D Low Altitude Off-Highway Truck Engines{1408, 1901} Wiring Harness Damage at the ECM Connectors on Certain 793D Low Altitude Off-Highway Truck Engines{1408, 1901}
794 AC Off-Highway Truck Electronic Control System ECM - Replace
794 AC Off-Highway Truck Electronic Control System ECM Software - Install
794 AC Off-Highway Truck Electronic Control System ECM - Configure
794 AC Off-Highway Truck Electronic Control System General Information
994K Wheel Loader Transmission Oil Sample - Obtain
994K Wheel Loader Hydraulic System Oil Sample (Steering, Brake) - Obtain
994K Wheel Loader Hydraulic System Oil Sample (Implement) (Hydraulic Fan) - Obtain
966M and 972M Wheel Loaders Power Train, Steering, Braking, Hydraulic & Machine Systems Oscillating Axle Housing (Rear)