Komatsu WA800-3E0, Operation & Maintenance Manual

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EXPLANATION OF COMPONENTS
OPERATION
3-16
PILOT DISPLAY 3
When the starting switch is ON, the pilot display lights up when the display items are functioning.
PARKING BRAKE PILOT LAMP
This lamp (1) lights up when the parking brake is applied.
ENGINE PRE-HEATING PILOT LAMP
This lamp (2) informs the operator of the pre-heating status of
the electrical intake air heater.
This lamp lights up when the starting switch is turned to the ON
position, and goes out when the pre-heating is completed.
The time that it remains lighted up differs according to the
water temperature when the engine is started.
FRONT AND SIDE WORKING LAMP PILOT LAMP
This lamp (3) lights up when the front and the side working
lamps are switched on.
REAR WORKING LAMP PILOT LAMP
This lamp (4) lights up when the rear working lamp is switched
on.