Every 1000 Hours Maintenance; Method For Changing Oil In Final Drive Case - Komatsu D61EX-24 Operation & Maintenance Manual

MAINTENANCE

EVERY 1000 HOURS MAINTENANCE

Maintenance for every 50, 250 and 500 hours should be performed at the same time.

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. Wait for the temperature to go down, and then start 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.
Refill capacity: each of right and left 8.1 ℓ {2.14 U.S.Gal}
Prepare a handle, and a container to catch the drained oil.
1.
Stop the machine so that the TOP mark comes on the top
while a line between TOP mark and plug (P) becomes per-
pendicular to the ground surface.
2.
Place the oil container to catch oil under plug (P).
3.
Remove plugs (P) and (F) by using the handle, and drain
oil.
4.
Check O-rings attached to plugs (P) and (F) for damage. If
necessary, replace them with new ones.
5.
After draining the oil, tighten plug (P).
6.
Add oil until it overflows from plug (F) hole.
7.
Install plug (F).
Tightening torque for plugs (P) and (F): 68.6 ± 9.8 Nm {7 ±
1 kgm, 50.6 ± 7.23 lbft}
k k
WARNING
MAINTENANCE PROCEDURE
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