Check Electrical Harnesses And Fuses - Hitachi ZW 310-6 Operator's Manual

Check Electrical Harnesses and Fuses

--- every 50 hours
d
CAUTION: If dirt or dust is adhered on the wirings or
relays, it may cause fire on the machine.
Check the electrical harness and terminals of the batteries,
starter motor, and alternator for loose connection and/or short
circuit (broken shield). Remove dirt or dust if necessary.
If any burned mark or an abnormal smell is noticed on a
harness, consult your nearest Hitachi dealer.
Replace Fuse:
1. If any electrical equipment becomes inoperable, first
check the fuses in the fuse boxes (A, B) located in the left
console (behind the front control lever) in the operator's
station.
2. One spare fuse for each respective fuse capacity is
provided in the fuse boxes (A, B).
3. Finally, check slow blow fuses (1) (2) located on the left
side of the base machine.
1- 120A x 2
2- 70A, 140A
MAINTENANCE
7-101
Fuse box A
Machine
Front side
Battery box
1
2
Fuse box B
90Z7B-FuseBox
90Z7B-SlowBlow