Clean Engine Breather Element; Change Oil In Damper Case - Komatsu D65EX-12 Operation & Maintenance Manual

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MAINTENANCE

CLEAN ENGINE BREATHER ELEMENT

The parts and oil are at high temperature after the engine is stopped, and may cause serious burns.
Wait for the temperature to go down before cleaning the engine breather.
When using compressed air, there is a hazard that dirt may be blown up and cause serious injury.
Always use safety glasses, dust mask, or other protective equipment.
1.
Wipe away dust around the breather.
2.
Remove breather.
3.
Wash the whole breather in diesel oil or flushing oil, then
blow it dry with compressed air.
4.
Replace the breather O-ring with a new one, coat with
engine oil, and install.

CHANGE OIL IN DAMPER CASE

The oil is very hot just after the operation. Wait until
the oil temperature drops, then start the work.
The undercover is heavy. Do not open or close it just
under it. When removing bolt (2), stand after the cover
so that you can escape at any moment.
When removing drain plug (5) of the damper case,
take care not to get oil over yourself.
Refill capacity: 1.7 liter (0.45 US gal)
1.
Remove the undercover from the rear bottom of the
machine body as follows.
1)
Remove two bolts (1) from the front side of the
machine body.
2)
Holding the cover, remove two bolts (2) from the rear
side of the machine body.
3)
Lower and open the cover gradually.
WARNING
WARNING
SERVICE PROCEDURE
4-65

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D65px-12

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