Komatsu PC40-7 – fuse box

Komatsu PC40-7 – fuse box diagram

Year of production:

Fuse box

Komatsu PC40-7 – fuse box diagram
Number Amperes [A] Description
1 10 Spare fuse
2 10 Engine control system;

Work tool lever lockout valve.

3 20 Monitor panel, wiper *;


Interior lamp *;


4 20 Head lamp;

Drive selector valve.

5 30 Engine control system
* These items only apply to the machine with the cab.
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Fusible link

If the power does not turn on after turning the start switch to the ON position, the wire fusible link ® may be cut, so remove the cover on the right side of the housing and check or replace.

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Komatsu PC40-7 – fuse box diagram – fuse-link

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