Komatsu GD555-5 Operation & Maintenance Manual page 60

OPERATION
CHARACTER DISPLAY
Normally, the service meter/odometer is displayed on the character display.
If the machine has failed, or if there has been excessive load on the machine, or if it is necessary to carry out
inspection and maintenance, an action code is displayed to recommend suitable action.
When the time for replacing the filter or changing the oil is reached, after completion of the system check with the
starting switch at the ON position, the maintenance caution lamps flash or light up, and at the same time, the filter
or oil to be replaced is displayed.
NOTICE
Information regarding the failure of the machine or maintenance is displayed on the character display when the starting switch
is at the ON position, check the display to confirm that there is no problem before starting to travel.
(1) Service meter
(2) Odometer
(3) Action code display
(4) Filter, oil replacement time display
EXPLANATION OF COMPONENTS
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