Komatsu PC138US-11 Operation & Maintenance Manual page 351

MAINTENANCE
2.
Swing the upper structure slowly so that water drain holes
(1) in the cab floor are at a low position.
3.
Lower the work equipment to the ground and set the ma-
chine in a stable condition.
4.
Set the lock lever to LOCK position (L).
5.
Stop the engine.
6.
Remove the floor mat.
7.
Flush out the dirt on the floor directly with water through
water drain hole (1).
8.
After finishing the cleaning, install the floor mat.
METHOD FOR SETTING MACHINE AT ANGLE
You can set the machine at an angle by using a slope or blocks. Consider the condition of the machine and
select the safe method.
METHOD FOR USING SLOPE
Select a solid and smooth slope.
Always block the tracks from movement, and thrust the work equipment into the ground.
1.
Stop the machine with the work equipment on the downhill side on a slope.
2.
Block the tracks from movement and thrust the work
equipment into the ground.
WARNING
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WENAM00111
MAINTENANCE PROCEDURE
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