Change Axle Oil - Hitachi ZW 120-6 Operator's Manual

Change Axle Oil

--- every 2000 hours (250 hours at first time only)
d
WARNING: Take care about the following points.
 Starting repair work immediately after operation
may cause burns. Wait for the oil to cool before
starting any maintenance work.
 Lock the front and rear frames with the articulation
lock bar.
IMPORTANT: Do not use axle oils other than those listed
in the "Brand Names of Recommended Axle Oil".
Change Axle Oil
1. Park the machine following the same procedures as
described on page 7-7 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
7-9.
3. Clean the areas around drain plug (1) and oil level plug
(2).
4. Arrange a container of 30 liters (7.9 US gal) capacity to
receive the drain oil.
5. Remove oil level plug (2).
6. Remove drain plug (1) to drain the oil.
7. Securely tighten drain plug (1).
8. Refill the specified amount of oil through oil level plug
(2) hole until oil flows out of oil level plug (2) hole.
Front Axle
14 liters (3.7 US gal)
9. Securely tighten oil level plug (2).
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
14 liters (3.7 US gal)
7-36
1
2
M4FJ-07-031
M4FJ-07-032