Komatsu PC800-8 Operation & Maintenance Manual page 76

Hydraulic excavator
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DETAILED CONTROLS AND GAUGES
Fuel Level Monitor
Monitor (2) lights up to warn the operator the fuel level in the
tank is low.
If the remaining amount of fuel goes down to 125 liters, the light
changes from green to red, so add fuel as soon as possible.
Air Cleaner Clogging Monitor
Monitor (3) warns the operator of a clogged air cleaner.
If the monitor lights up red, stop the engine, inspect and clean
the air cleaner. For details, see "CHECK, CLEAN AND
REPLACE AIR CLEANER ELEMENT (4-19)".
REMARK
While the starting switch is ON, the lamp will remain lit and will
go off once the engine is started.
Engine Coolant Temperature Monitor
If monitor (4) lights up white in low temperatures, perform
warming-up operation. For details, see "Engine Warm Up (3-
95)". Continue warming-up operation until monitor (4) changes
to green.
Hydraulic Oil Temperature Monitor
If monitor (5) lights up white in low temperatures, perform
warming-up operation. For details, see "Hydraulic Equipment
Warm Up (3-97)". Continue warming-up operation until monitor
(5) changes to green.
3-12
OPERATION

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