Komatsu PC450-8 Operation & Maintenance Manual page 309

MAINTENANCE
3. Lower the work equipment to the ground and set the
machine in a stable condition.
4. Set lock lever (1) to LOCK position (L) and stop the engine.
5. Remove the floor mat holder plate (4).
6. Pull the knob of floor mat holder clip (5) and remove clip
(5).
7. Remove the floor mat.
8. Remove the cap from water drain hole (3).
9. Flush out the dirt on the floor directly with water through
water drain hole (3).
10. After completing the washing operation, install the cap in
water drain hole (3).
11. Fit the floor mat, then secure it with floor mat holder plate
(4).
12. Secure the floor mat in position with the floor mat holder
clip (5).
MAINTENANCE PROCEDURE
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