Table of Contents
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10 Structure and function
Electrical control system
Engine automatic warm-up function
(PC88MR-AP13-042-K-00-A)
1. Battery disconnect switch
2. Battery
3. Battery relay
4. Fusible link
5. Fuse box
6. Resister for PC EPC valve
7. Pump controller
8. Engine controller
9. Machine monitor
10. Emergency pump drive switch
11. Fuel control dial
12. Fuel supply pump
13. Various sensors
14. Hydraulic oil temperature sensor
15. Main pump
15a. Servo
15b. LS valve
15c. PC valve
16. Control valve
16a. Merge-divider valve
16b. Self-pressure reducing valve
17. PC-EPC valve
Input/output signal
a. CAN signal
PC88MR-10
10-181
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