MAINTENANCE
METHOD FOR CHANGE OIL IN SWING MACHINERY CASE
Immediately after the engine is stopped, its parts and oil are still very hot, and may cause burn injury.
Accordingly, wait until they have cooled down before starting the work.
Refill capacity: 2.8 ℓ
Prepare a container to receive oil.
1.
Swing the upper structure so that drain plug (P) on the un-
derside of the machine is in the middle between the right
and left tracks.
2.
Place the oil container to catch oil under drain plug (P).
3.
Remove drain plug (P), drain the oil, then tighten the plug
again.
Tightening drain plug (P) to 44 to 93 Nm (4.5 to 9.5 kgm).
4.
Loosen bolt (1) and move cover (2).
5.
Add engine oil through the pipe for dipstick (G) by the refill
capacity.
6.
Check the oil level in the swing machinery case.
Check that the oil level is between H and L of dipstick (G).
For the oil level check procedure, see "METHOD FOR
CHECKING OIL LEVEL IN SWING MACHINERY CASE,
ADDING OIL (4-46)".
7.
Return cover (2) to its original position and fix it with bolt
(1).
METHOD FOR CHANGING OIL IN FINAL DRIVE CASE
•
Immediately after the engine is stopped, its parts and oil are still very hot and may cause burn in-
jury. Accordingly, wait until they have cooled down before starting the work.
•
If there is remaining pressure inside the case, the oil or plug may jump out. Loosen the plug slowly
to release the pressure.
•
Do not stand in front of the plug when you loosen the plug.
Refill capacity (each of right and left): 1.1 ℓ
Items to be prepared
•
Container to catch oil
k
k
WARNING
k
k
WARNING
WENAM00042
MAINTENANCE PROCEDURE
4-65