LG B712Y*B, Service Manual

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6-3 ANOTHER ELECTRIC COMPONENTS
t Cooling is impossible
Compressor
doesn’t run.
Running state of
Compressor is poor. Check a starting
voltage.
Check if current flows to
the following
components.
a. Thermistor
b. Starting devices
c. OLP
d. Compressor coil
e. Circuit Parts
Low voltage.
Poor contacting.
Shorted or broken.
Poor contacting
or shorted.
Coil shorted.
Poor contacting
or shorted.
Poor contacting
and broken.
Shorted.
Lack of capacity.
Coil of motor
Compressor. Replace
the compressor.
Replace
each component.
Raise the voltage.
Replace
each component.
Cause.
Check if current flows
to starting devices.
Check current flowing
in sub-coil of
Compressor.
Check capacity of OLP.
The items described
above are normal.
t
Cooling ability is poor
Fan motor
doesn’t run.
Much frost are sticked
to the EVAPORATOR.
Poor contacting.
Coil is shorted.
Shorted.
Replace
each component.
Replace
each component.
Replace
each component.
Check current flowing
in door S/W.
Check current flowing
in the Fan Motor.
Check current flowing
of the following
components.
¥ Def. Sensor
¥ FUSE-M
Check current flowing
of the following
components.
¥ Heater plate
¥ Heater cord