24.3.5 CHECK DUST INDICATOR
When the air cleaner element is clogged, the red piston of dust
indicator @ reaches the service level and gets locked.
After cleaning the element, push the button to return the red
piston.
AE097530
For details of method of cleaning the element, see “24.2.1
CHECK, CLEAN AND REPLACE AIR CLEANER ELEMENT”.
I
24.3.6 CHECK ELECTRIC WIRINGS
on the electrical wiring, locate the cause and carry out repair.
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.
l Battery
0 Starting motor
l Alternator
Please contact your Komatsu distributor for investigation and
correction of the cause.
a
WARNING
Accumulation of flammable material (dead leaves, twigs, grass,
etc.) around the battery may cause fire, so always check and
remove such material.
When carrying out walk-around checks or checks before starting,
always check if there is any accumulation of flammable material
around the battery, and remove such flammable material.
3-46
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