Komatsu D475A-5E0 Operation & Maintenance Manual page 63

OPERATION
EXPLANATION OF COMPONENTS
MAINTENANCE CAUTION LAMP
Lamp (2) lights up when the filter or oil change interval has been
reached. DISPLAY PANEL B (Multi-information) (PAGE 3-17) to
the maintenance mode and check or replace the applicable filter or
oil.
AIR CLEANER CLOGGING CAUTION LAMP
Lamp (3) warns operator that the air cleaner is clogged.
If it flashes, stop the engine, check and clean the air cleaner.
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