Check Tire For Damage; Check Wheel Bolt Torque - Hitachi ZW180 Operator's Manual

2
Check Tire for Damage --- every 10 hours (daily)
CAUTION: If tire has external damaged such as a
score, an accident due to puncture or burst of the tire
may occur, possibly resulting in personal injury or
death.
Check the external appearance of tires for any damage.
3
Check Wheel Bolt Torque --- every 500 hours
50 hours at fist time only
Be sure to check the wheel bolt torque by turning the bolt
in the tightening direction.
Tightening Torque:
Replace Tire
CAUTION: Secure the front and rear frames with the
articulation lock bar and pins.
IMPORTANT: Allover height of the machine may change
according to the types of tires to be in-
stalled. Do not change the specifications of
the registered machine.
1. Lower the loader front to the ground. Apply the parking
brake.
2. Secure the front and rear frames with the lock bar and
pins.
3. Loosen all wheel bolts one turn. Note which way the
tread pattern is facing.
4. After jacking up the machine, securely support the ma-
chine with blocks.
5. Remove the wheel bolts. Replace the tire.
6. With the tire raised off the ground, lightly tighten the
wheel bolts in order as illustrated to the right.
7. Lower the machine. Retighten the wheel bolts to specifi-
cation in the order as illustrated to the right.
890 N•m (90.8 kgf•m)
MAINTENANCE
7-86
(Right) (Wrong)
Front
M4GB-07-104
M4GB-07-102