GROUP 3 PILOT CIRCUIT GROUP 3 PILOT CIRCUIT Remote control valve (LH lever) Remote control valve (RH lever) RCV pedal Cross assy Swing parking brake solenoid valve Safety lock solenoid valve Main control valve Flow control EPPR valve Power boost solenoid valve Fan motor direction change valve Travel speed solenoid valve Line filter Relief valve 40kgf/cm 2 Pilot pump Suction strainer 480A3CI03 The pilot circuit consists of suction circuit, delivery circuit and return circuit. The pilot pump is provided with relief valve, receives the oil from the hydraulic tank through the suction strainer.
The discharged oil from the pilot pump flows to the remote control valve through line filter, solenoid valve assemblies, swing parking brake, main control valve and safety lock solenoid valve. 3-6 3-6