Komatsu PC138USLC Operation & Maintenance Manual page 72

OPERATION
Meter Display Portion
Pilot display
(1) Engine pre-heating monitor
(2) Swing lock monitor
(3) Wiper monitor
(4) Auto-deceleration monitor
(5) Working mode monitor
(6) Travel speed monitor
(7) Air conditioner monitor
(8) Message monitor
(9) Idle stop guidance
Pilot Display
The pilot display at the top of the screen consists of the pilot lamps to confirm the actuation of each function.
When the starting switch is turned ON, the pilot lamp lights up when the display items are functioning.
Engine Pre-heating Monitor
This monitor (1) is displayed when preheating the engine before
starting the engine in temperatures below 0°C (32°F).
In cold weather, when the starting switch is turned to the HEAT
position, the preheating monitor lights up. After lighting up for
approx. 30 seconds, it starts to flash to inform the operator that the
preheating has been completed. After flashing for approx. 10
seconds, the monitor goes out.
DETAILED CONTROLS AND GAUGES
Gauge and Meter
(10) Engine coolant temperature gauge
(11) Hydraulic oil temperature gauge
(12) Fuel gauge
(13) Service meter, clock
(14) ECO gauge
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