Komatsu D65EX-12 Operation & Maintenance Manual page 227

MAINTENANCE
2. Remove seal (3) installed to the frame.
3. Remove breather (4), wash with clean diesel fuel and
rinse the dirt out from the inside.
Power train case breather (1 place)
4. Tighten filter cover (1), then tighten bolt (2).
NOTICE
When installing seal (3), always close filter cover (1)
first.
If the filter cover is closed after installing the seal, the
seal will be damaged.
5. Install frame seal (3).
SERVICE PROCEDURE
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