Komatsu H75051 Operation & Maintenance Manual page 183

Wheel loader
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OPERATION
Fuse capacities and circuit names
Fuse box A
Fuse
No.
capacity
(1)
20 A
Starting switch
(2)
10 A
Hazard lamp
(3)
15 A
HST
(4)
30 A
Engine control
(5)
10 A
Monitor display
(6)
15 A
Radio
(7)
10 A
Auxiliary power supply
(8)
10 A
L.H. headlamp
(9)
10 A
R.H. headlamp
(10)
10 A
Turn signal lamp
(11)
10 A
Backup lamp and brake lamp
(12)
15 A
HST control
(13)
10 A
Boom
(14)
20 A
Wiper
(15)
20 A
Radio
Fuse box B
Fuse
No.
capacity
(1)
20 A
Air conditioner blower
(2)
5 A
Air conditioner compressor
(3)
20 A
Revolving lamp
(4)
20 A
Heated wire glass
(5)
10 A
Load meter
(6)
20 A
Auxiliary power supply
(7)
10 A
DC converter
(8)
10 A
Parking brake
(9)
20 A
Horn
(10)
10 A
L.H. clearance lamp
(11)
10 A
R.H. clearance lamp
(12)
20 A
Front working lamp
(13)
20 A
Rear working lamp
(14)
5 A
Starting switch, accessory
Name of circuit
Name of circuit
EXPLANATION OF COMPONENTS
3-117

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