Komatsu PC40-7 – Fuse box diagram
Year of manufacture:
Fuse box
| No. | Amps [A] | Description |
| 1 | 10 | Backup fuse |
| 2 | 10 | Engine control system;
Operating clamping lever locking valve. |
| 3 | 20 | Monitor panel, wiper*;
Heating*; Interior Lamp*; Radio*. |
| 4 | 20 | Lighthouse;
Driving selector valve. |
| 5 | 30 | Engine control system |
| * These items only apply to the machine with cab. | ||
Fuse connection
If the power is not turned on when the start switch is turned on, the fuse element of the ® wire may be cut, so remove the cover on the right side of the housing and check or replace.
