Komatsu PW118MR-11, Operation & Maintenance Manual, Page: 101 / 462

AIR CLEANER CLOGGING CAUTION LAMP
Air cleaner clogging caution lamp warns about clogging of the
air cleaner.
When clogged
The caution lamp lights up in yellow and indicates action level
“L01”.
The air cleaner is clogged.
Stop the engine and check and clean the air cleaner.
For details of the caution lamps, see “METHOD FOR CHECK-
ING, CLEANING AND REPLACING AIR CLEANER (4-14)”.
AIR CONDITIONER SYSTEM CAUTION LAMP
Air conditioner system caution lamp warns about abnormality in
air conditioner system.
When abnormal
The caution lamp lights up in yellow and indicates action level
“L01”.
The air conditioner system has abnormality.
Ask your Komatsu distributor for inspection and maintenance
as soon as possible.
MAINTENANCE TIME CAUTION LAMP
Maintenance time caution lamp displays the notices and alarms concerning maintenance time.
This lamp lights up when the starting switch is turned to
“ON ”position. The caution lamp goes out after 30 seconds and
the screen changes to the standard screen.
When the due time is over
The caution lamp lights up in red.
The maintenance due time is over.
Without performing any operation, the performance of the ma-
chine will worsen and its useful life will be reduced.
Perform necessary maintenance as soon as possible.
When giving the notice of the due time
The caution lamp comes on in yellow.
The maintenance due time is approaching.
Prepare the necessary components for maintenance.
OPERATION EXPLANATION OF COMPONENTS
3-29
WENAM00130