Komatsu WA380-6 Operation & Maintenance Manual page 79

OPERATION
EXPLANATION OF COMPONENTS
AIR CLEANER CLOGGING CAUTION LAMP
(Machines equipped with KOMTRAX)
This lamp (5) lights up if the air cleaner element becomes clogged
when the engine is running.
During checks before starting (when the starting switch is turned to
the ON position but the engine is not started), this monitor does not
light up.
During operation (engine running)
The lamp lights up if the air cleaner element becomes clogged.
At the same time, the top line of the character display displays
"E01" and the bottom line displays "AIR FILTER", so stop the
engine and clean or replace the element.
REMARK
It is possible to check the condition of clogging of the air cleaner with the dust indicator installed at the side of the
air cleaner.
WATER SEPARATOR CAUTION LAMP
This lamp (6) lights up if water accumulates in the water separator
installed to the fuel pre-filter.
If it lights up, check the pre-filter. For details, see "REPLACE
FUEL PRE-FILTER CARTRIDGE (PAGE 4-49)"
TRANSMISSION OIL FILTER CLOGGING CAUTION LAMP
This lamp (7) is not used.
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