Fuses And Relays; Fuses - Komatsu PC12R-8 Operation & Maintenance Manual

3.4 FUSES AND RELAYS

IMPORTANT
• When changing a fuse, make sure that the ignition key is in position « ».
• If the fuses are oxidized, corroded or do not fit perfectly in their seat, replace them only with new fuses
having the same capacity.
• If the engine does not run when the ignition switch is turned to position (
fuse and if necessary change it.

3.4.1 FUSES

All the fuses are grouped on a single base positioned inside the seat support.
POSITION COLOUR
1 White
2 Green
3 Brown
4 Red
5 Red
6 Red
7 Green
8 Red
9 Red
10 Brown
11 Brown
12 Red
1 2 3
9 10 11
6 7
5
CAPACITY (A)
25 Alternator
30 Preheating plug
7,5 Outlet
10 Revolving light, cab
10 Servocontrol unit, working light
10 Push buttons, horn, TBG
30 Solenoid excitation
10 Alternator excitation
10 Instrument power supply
7,5 Fuel pump, speed increase
7,5 Solenoid excitation power supply
50 General circuit of the system
4
8
12
INVOLVED CIRCUIT
FUSES AND RELAYS
) (START), check the main
RWA06710
75