Komatsu GALEO BR550JG-1, Руководство по эксплуатации и техническому обслуживанию

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OPERATION
TROUBLESHOOTING
ELECTRICAL SYSTEM
( ): Always contact your Komatsu distributor when dealing with these items.
In cases of problem or causes which are not listed below, contact your Komatsu distributor for repairs.
Abnormal Phenomenon Major Cause Corrective Action
The lamps are dimly lit even with
the maximum engine speed.
Wiring fault
Improper belt tension adjustment
Check and correct loosened
terminals and disconnection.
Adjust belt tension.
The lamps flickers while the engine
is running.
The charging level monitor flickers
while the engine is running. Alternator fault
Wiring fault ( Replace)
( Check and repair)
Abnormal noise is generated in the
alternator.
Alternator fault ( Replace)
The starting motor does not rotate
with the engine starting switch
turned on.
Battery charging amount
shortage
Wiring fault
Starting motor fault
Safety relay fault Charge battery
( Check and repair j
( Replace)
( Replace)
The starting motor alternates
engagement and disengagement.
Battery charging amount
shortage
Safety relay fault Charge battery.
( Replace)
The starting motor turns the engine
slowly.
Battery charging amount
shortage
Starting motor fault Charge battery
( Replace)
The starting motor is disengaged
before the engine is started.
Wiring fault
Battery charging amount
shortage ( Check and repair)
Charge battery
Preheater monitor does not lights
up.
Wiring fault
Heater relay fault
Monitor fault
Glow plug disconnection ( Check and repair)
( Replace)
( Replace)
( Replace)
Engine hydraulic oil pressure
monitor remains lit up for more than
three seconds, even after the
engine is stopped (with the starting
switch ON).
Monitor fault ( Replace)
Engine hydraulic oil monitor flashes
while the engine is running. Monitor fault
Wiring fault ( Replace)
( Check and repair)
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