Replace Hydraulic Tank Breather Element; Clean Engine Breather Element - Komatsu GALEO D65EX-15 Operation & Maintenance Manual

SERVICE PROCEDURE

REPLACE HYDRAULIC TANK BREATHER ELEMENT

The parts and oil are at high temperature immediately after the engine is stopped, and may cause burns. Wait for the
temperature to go down before starting the work.
When removing the oil filler cap, turn it slowly to release the internal pressure, then remove it.
1. Remove the cap of oil filler (F) at the top of the hydraulic tank.
2. Replace element (1) inside the cap.

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.
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MAINTENANCE