Komatsu PC138USLC Operation & Maintenance Manual page 301

MAINTENANCE PROCEDURE MAINTENANCE PROCEDURE
4. Set the lock lever to the LOCK position (L) and stop the engine.
5. Remove the floor mat.
6. Flush out the dirt on the floor directly with water through water drain hole (1).
7. After completing the washing operation, install the floor mat.
Method of Setting Machine at Angle
Method Using Slope
Select a solid and smooth slope.
Always put blocks under the track to prevent the machine from moving, and dig the work equipment into the ground.
1. Stop the machine so that the work equipment is on the downhill
side.
2. Put blocks under the track and dig the work equipment into the
ground.
4 - 40
WARNING
MAINTENANCE MAINTENANCE