Komatsu Galeo PC138US-8 Shop Manual page 262

SEN02553-01
Engine control function
1. Battery
2. Battery relay
3. Fusible link
4. Fuse box
5. Starting switch
6. Engine controller
7. Lock lever
8. PPC lock switch
9. Starting motor cut-out relay (for PPC lock)
10. Starting motor cut-out relay (for personal code)
11. Fuel control dial
12. Safety relay
13. Starting motor
14. Fuel supply pump
15. Sensors
16. Engine controller power cut-off relay A
17. Engine controller power cut-off relay B
18. Machine monitor
19. KOMTRAX terminal
4
10 Structure, function and maintenance standard
Function
1. The neutral safety circuit is employed to
secure safety when the engine is started.
The engine does not start until the lock
q
lever is set in the "LOCK" position.
2. The KOMTRAX engine cut circuit is employed
to disable the engine from starting when the
KOMTRAX terminal receives an engine cut
command issued through external operation.
PC138US, USLC-8