Komatsu HB215LC-3, Operation & Maintenance Manual, Page: 103 / 492

QUICK COUPLER CAUTION LAMP
The quick coupler caution lamp indicates the state of the quick
coupler.
When abnormal
The caution lamp lights up in red, and the action level “L03” is
displayed.
The alarm buzzer sounds intermittently.
The oil pressure in the quick coupler system is dropped.
Stop the machine immediately and ask your Komatsu distribu-
tor for the inspection and maintenance.
During normal operation
The lamp lights up when the quick coupler is enabled.
HYBRID SYSTEM STOP CAUTION LAMP
The hybrid system stop caution lamp warns about the condition
of hybrid system stop switch.
When the hybrid system stop switch is turned on
The monitor lights up in red.
Return the hybrid system stop switch to OFF position.
For details of the hybrid system stop switch, see “HYBRID
SYSTEM STOP SWITCH”.
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. It goes out after 30 seconds and the display changes
to the standard screen.
When the due time is over
The caution lamp lights up in red.
The maintenance due time is over.
If no action is taken, the machine performance will become
worse and the machine life will be shortened.
Perform necessary maintenance as soon as possible.
When giving the notice of the due time
The caution lamp lights up in yellow.
The maintenance time is approaching.
Prepare necessary parts for the maintenance.
OPERATION EXPLANATION OF COMPONENTS
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