Komatsu PC138USLC Operation & Maintenance Manual page 65

DETAILED CONTROLS AND GAUGES
REMARK
The colors lighting up the monitors related to the emergency stop items, caution items, and basic check items are
as follows.
AA: Screen for standard
BB: Screen with all lamps lighted up
CC: Maintenance time warning screen
Type of monitor
(1) Engine coolant temperature monitor
(2) Hydraulic oil temperature monitor
(3) Fuel level monitor
(4) Charge level monitor
(5) Engine oil pressure monitor
(6) Engine oil level monitor
(7) Maintenance interval monitor
3 - 10
Color when monitor lights up
When When
normal abnormal
Blue Red
Blue Red
Blue Red
OFF Red
OFF Red
OFF Red
OFF Red
At low
temperature
White
White
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OPERATION