Hitachi ZW 180-6 Operator's Manual page 317

Change Axle Oil
1. Park the machine following the same procedures as
described on page 7-8 for preparation of inspection/
maintenance work.
2. Install articulation lock bar to the front and rear of the
frame by following the procedures described on page
7-10.
3. Clean the areas around the drain plug and the oil filter.
4. Arrange a container of 50 liters capacity to receive the
drain oil.
5. Remove drain plug (1) to drain the oil.
6. Securely tighten drain plug (1).
7. Refill the specified amount of oil through oil level plug
(2) hole.
Oil amount
Front Axle
34 liters (9.0 gallons)
IMPORTANT: It takes time for oil to fully lubricate the
overall front axle.
After installing the plug, allow the machine to drive for
several minutes. Then, stop the engine and check the
axle for any oil leaks.
MAINTENANCE
Rear Axle
34 liters (9.0 gallons)
1
1
7-45
Front Axle M4GB-07-035
Rear Axle
M4GB-07-036
2
M4GB-07-037
Front Axle
2
Rear Axle
M4GB-07-038