Engine And Pump Combined Control System; Engine And Pump Combined Control System Diagram - Komatsu PC500LC-10R Shop Manual

ENGINE AND PUMP COMBINED CONTROL SYSTEM

ENGINE AND PUMP COMBINED CONTROL SYSTEM

ENGINE AND PUMP COMBINED CONTROL SYSTEM DIAGRAM

Input and output signals
a: Front pump PC-EPC valve drive signal
b: Rear pump PC-EPC valve drive signal
c: Solenoid valve GND
d: CAN signal
e: LS-EPC valve drive signal
1: Battery disconnect switch
2: Battery
3: Battery relay
4: Fusible link
5: Fuse box
10-96
10 STRUCTURE AND FUNCTION
f: Oil pressure sensor signal
g: One-touch power maximizing switch signal
h: Oil pressure switch signal
i: 1st throttle signal
j: Fuel supply pump control signal
k: Various sensor signals
6: Resistor for PC-EPC valve
7: Pump controller
8: Engine controller
9: Machine monitor
10: Pump secondary drive switch
PC500LC-10R