3-5
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, EPPR
valve, solenoid valve assemblies, swing parking brake, main control valve and safety lock solenoid
valve.
GROUP 3 PILOT CIRCUIT
MCV
Remote control valve
(LH lever)
RCV pedal
Remote control valve
(RH lever)
Safety lock
solenoid valve
Swing parking brake
Main pump
Line filter
Relief valve
40kgf/cm
2
Travel speed solenoid valve
Pilot pump
Suction strainer
Power boost solenoid valve
Boom priority EPPR valve
Arm regeneration solenoid valve
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(210-7) 3-05
Summary of Contents for HX130 LCR
Page 11: ...1 1 SECTION 1 GENERAL Group 1 Safety Hints 1 1 Group 2 Specifications 1 10 ...
Page 174: ...4 5 MEMORANDUM HYUNDAI HEAVY INDUSTRIES CO LTD CONSTRUCTION EQUIPMENT DIV ...
Page 536: ...8 108 125LCR8TM30 Turn casing 1 upside down and remove oil seal 3 using jig 29 ...
Page 566: ...8 138 Remove lock nut 22 and then boot 23 14 36078RL14 2507ARL10 ...