Wednesday, December 26, 2012

770G and 772G Off-Highway Truck Hydraulic and Braking System


Schematic

Brake hydraulic system
(1) Pressure Switch (Parking Brake)
(2) Brake Valve (Parking)
(3) Brake ECM
(4) Secondary brake pedal position sensor
(5) Service brake pedal valve
(6) Rear parking brake
(7) Rear service brake
(8) Slack Adjuster (Rear Brakes)
(9) Brake Valve (Rear Service Brake, Retarder Control, Traction Control)
(10) Brake Valve (Front Service Brake)
(11) Front service brake
(12) Brake Accumulator (Parking)
(13) Pressure Sensor (Brake Oil Accumulator)
(14) Brake Accumulator (Service)
(15) Control Manifold (Brake Accumulator Charge)
(16) Slack Adjuster (Front Brakes)
(17) Control Manifold (Parking Brake Release)
(18) Oil Filter (Brake System)
(19) Oil to brake oil coolers or optional rear axle lube motor
(20) Oil to hoist pilot valve
(21) Pump and Motor (Parking Brake Release, Secondary Steering)
(22) Parking brake release section of Pump and Motor (Parking Brake Release, Secondary Steering)
(23) Secondary steering section of Pump and Motor (Parking Brake Release, Secondary Steering)
(24) Breather filter
(25) Gear Pump (Brake, Brake Cooling)(26) Hydraulic Tank (Brake, Brake Cooling, Hoist)
Brake cooling system
(6) Rear parking brake
(7) Rear service brake
(24) Breather filter
(25) Gear Pump (Brake, Brake Cooling)
(26) Hydraulic Tank (Brake, Brake Cooling, Hoist)
(27) Brake oil cooler
(28) Oil from Control Manifold (Brake Accumulator Charge)(29) Oil from Control Valve (Hoist)

Location Of Components

View from left side
(5) Service brake pedal valve
(10) Brake Valve (Front Service Brake)
(15) Control Manifold (Brake Accumulator Charge)
(18) Oil Filter (Brake System)
(21) Pump and Motor (Parking Brake Release, Secondary Steering)
(22) Parking brake release section of Pump and Motor (Parking Brake Release, Secondary Steering)
(23) Secondary steering section of Pump and Motor (Parking Brake Release, Secondary Steering)
(25) Gear Pump (Brake, Brake Cooling)
(26) Hydraulic Tank (Brake, Brake Cooling, Hoist)(27) Brake oil cooler
(2) Brake Valve (Parking)
(8) Slack Adjuster (Rear Brakes)
(9) Brake Valve (Rear Service Brake, Retarder Control, Traction Control)
(12) Brake Accumulator (Parking)
(14) Brake Accumulator (Service)
(17) Control Manifold (Parking Brake Release)(26) Hydraulic Tank (Brake, Brake Cooling, Hoist)


If you need more information, You can visit:
http://www.cat.com

770G and 772G Off-Highway Truck Hydraulic and Braking System Rating: 4.5 Diposkan Oleh: Unknown

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