The diagrams of relay, and fuse blocks of the Komatsu PC40-7 , the location, purpose, and description of all blocks in the car are presented.
Fuse box Komatsu PC40-7
| № | (A) | Protected Circuit |
| 1 | 10 | Spare fuse |
| 2 | 10 | Engine control system, valve for work equipment lever lock |
| 3 | 20 | Monitor panel, wiper*, heater*, room lamp*, radio* |
| 4 | 20 | Head lamp, travel selector valve |
| 5 | 30 | Engine control system |
| * These items are only for the cab specification machine. | ||
Fusible Link Komatsu PC40-7
If the power does not come on when the starting switch is turned to the ON position, the wire-shaped fusible link ® may be cut, so remove the cover on the right side of the chassis, and check or replace.
May Be Useful:
- Komatsu PC45-1 — Fuses Box Diagram
- Komatsu PC25-1 — Fuses Box Diagram
- Komatsu PC30-7 — Fuses Box Diagram
- Komatsu PC14R-2 — Fuses Box Diagram
The purpose, and pinout elements in Komatsu PC40-7 may vary depending on the configuration, model, and year of manufacture, and if some electrical device in your car has stopped working, then the cause may be a blown fuse that must be replaced to solve the problem.