Komatsu H75051 Operation & Maintenance Manual page 218

MACHINE OPERATIONS AND CONTROLS
METHOD FOR CHECKING WATER SEPARATOR, DRAINING WATER AND SEDI-
MENT
• Immediately after the engine is stopped, all of parts are still very hot. Avoid draining water or re-
moving the transparent cup.
Wait for all parts to cool down before starting the work.
• When the engine has run, high-pressure is generated in the engine fuel piping. When draining the
water or removing the transparent cup, wait for at least 30 seconds after stopping the engine to let
the internal pressure go down before starting the work.
• Do not bring any open flame close.
1.
Open the engine side cover (1) on the right side of the machine.
Water separator (2) is integrated with the fuel prefilter and
located in the lower part.
3-152
k k
WARNING
OPERATION