Komatsu PC350LC-8, Operation & Maintenance Manual

Page: 179 / 502

OPERATION
DETAILED CONTROLS AND GAUGES
3-115
FUSE 3
NOTICE
Before replacing a fuse, be sure to turn off the starting switch.
q
The fuse holder is at the rear right of the operator's seat.
q
The fuses protect the electrical equipment and wiring from
burning out.
q
If the fuse becomes corroded, or white powder can be
seen, or the fuse is loose in the fuse holder, replace the
fuse.
q
Replace the fuse with another of the same capacity.
Fuse Capacities and Circuit Names
No.
Fuse
capacity
Name of circuit
(1) 10A Working lamp relay, hazard switch
(2) 30A Solenoid valve
(3) 10A PPC hydraulic lock solenoid
(4) 10A Window washer, cigarette lighter
(5) 10A Horn
(6) 10A Auto pre heater, lower wiper
(7) 10A Rotating lamp, heated mirror (if fitted)
(8) 20A Working lamp, rear lamp
(9) 10A
Radio, speaker, L.H. lever (power max,
quick coupler switch), hydraulic ladder,
quick coupler solenoid.
(10) 10A Refuel pump.
(11) 20A Air conditioner unit
(12) 20A Rear worklamp
(13) 20A Work lamp relay, cab lamp
(14) 30A Optional power source (1), auto grease.
(15) 20A
Optional power source (2), travel alarm,
12V power supply,
heated air suspension seat
(16) 10A Radio backup, room lamp
(17) 20A
Monitor (normal power source), pump
controller, starter switch
(18) 10A Spare
(19) 30A Engine controller
(20) 5A Engine controller ACC