Komatsu Galeo PC27MR-2 Operation & Maintence Manual page 105

OPERATION OPERATION
3. Insert the key in starting switch (2), turn the key to the ON
position, then carry out the following checks.
1) The buzzer sounds for approx. 1 second, then the monitors
and gauges light up for approx. 3 seconds.
Engine pre-heating monitor (3)
Charge level monitor (4)
Engine oil pressure monitor (5)
Engine coolant temperature caution lamp (6)
Fuel level caution lamp (7)
Travel speed boost monitor (8)
If a monitor or gauge does not light up or the buzzer does
not sound, there is probably a blown fuse or disconnection
in the monitor, so contact your Komatsu distributor for
repairs.
After approx. 3 seconds, only the following monitors stay
lighted up. The other monitors go out.
Charge level monitor (4)
Engine oil pressure monitor (5)
2) Press lamp switch (9) and check that the working lamp
lights up. If it does not light up, there is probably a blown
bulb or disconnection, so contact your Komatsu distributor
for repairs.
3) Press horn switch (10) to confirm that the horn will sound.
MACHINE OPERATIONS AND CONTROLS MACHINE OPERATIONS AND CONTROLS
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