Komatsu PW130ES-6K Operation & Maintenance Manual page 204

MAINTENANCE.
CHECK ELECTRIC WIRING
If the fuse blows frequently, or there are traces of short-cir-
cuiting in the electric wiring, always locate and repair the
cause.
Check for damage of the fuse and any sign of disconnection or
short circuit in the electric wiring. Check also for loose terminals
and tighten any loose parts. Check the following points carefully.
Battery
G
Starting motor
G
Alternator
G
Please contact your Komatsu distributor for investigation and cor-
rection of the cause.
CHECK FOR WATER AND SEDIMENT IN SEDIMEN-
TOR. DRAIN WATER AND SEDIMENT
A fuel sedimentor is mount in the radiator compartment and is
accessed by the door on the left hand side of the machine.
Entrapped sediment and water can be seen through the glass
bow.
1. Loosen drain plug (1) and drain water and sediment until
none is visible in bowl.
2. Tighten drain plug.
(A): Fuel
(B): Water/sediment
CHECK FOR WATER IN PRIMARY FUEL FILTER, DRAIN
WATER
A primary fuel filter is fitted in the pump compartment. Drain the
water from the primary fuel filter by turning cap at the bottom of
the filter.
WARNING
SERVICE PROCEDURE
203