Service Diagnosis Chart - LG GR-R463JCA Service Manual

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6-4 SERVICE DIAGNOSIS CHART

COMPLAINT
Cooling is
• Is the power cord unplugged from the outlet?
impossible.
• Check if the power S/W is set to OFF.
• Check if the fuse of power S/W is shorted.
• Measure the voltage of power outlet.
Cooling ability
• Check if the set is placed close to wall.
is poor.
• Check if the set is placed close to stove, gas
cooker and direct rays.
• Is the ambient temperature high or
the room door closed?
• Check if putting in hot foods.
• Did you open the door of the set too often
or check if the door is closed up?
• Check if the Control is set to "Min".
Foods in the
• Are foods placed in cooling air outlet?
Refrigerator
are frozen.
• Check if the Display LED is set to "Max".
• Is the ambient temperature below 5°C?
Dew or ice
• Is watery foods kept?
forms in the
• Check if putting in hot foods.
chamber of
• Did you open the door of the set too
the set.
often or check if the door is closed up.
Dew forms
• Check if ambient temperature and humidity
in the Out Case.
of surroumcling air are high.
• Is the gap in the door packed?
Abnormal
• Is the set positioned in a firm and even place?
noise generates.
• Does any unnecessary objects exist
in the back side of the set?
• Check if the Drip Tray is not firmly fixed.
• Check if the cover of mechanical room
in below and front side is taken out.
To close the door
• Check if the door packing becomes dirty
is not handy.
by filth such as juice.
• Is the set positioned in a firm and even place?
• Is too much food putted in the set?
Ice and foods
• Check if the inside of the set becomes dirty.
smell unpleasant.
• Did you keep smelly foods without wraping?
• It smells plastic.
In addition to the items described left, refer to the followings to solve the complaint.
Check if dew forms in
the Freezer.
Check Refrigerating
Cycle.
Check the
Thermistor
POINTS TO BE CHECKED
Defrosting
is poor.
The cycle
is faulty.
The operation of
the Thermistor is
poor.
- 17 -
REMEDY
• Plug to the outlet.
• Set the switch to ON.
• Replace a regular fuse.
• If voltage is low, wire newly.
• Place the set with the space of about 10cm.
• Place the set apart from these heat
appliances.
• Make the ambient temperature below.
• Put in foods after they get cold.
• Don't open the door too often and close
it firmly.
• Set the control to mid-position.
• Place foods in high temperature section.
(Front Part)
• Set the Display LED to "Mid".
• Set the Display LED to "Min".
• Seal up watery foods with wrap.
• Put in foods after they get cold.
• Don't open the door too often and close
it firmly.
• Wipe dew with a dry cloth. This happening
is solved in low temperature and humidity
naturally.
• Fill up the gap.
• Adjust the Adjust Screw, and position
in the firm place.
• Remove the objects.
• Fix it firmly on an original position.
• Place the cover at an original position.
• Clean the door packing.
• Position in the firm place and adjust the
Adjust Screw.
• Keep foods not to reach the door.
• Clean the inside of the set.
• Wrap smelly foods.
• The new products smell plastic, but it is
removed after 1-2 weeks.
Replace the
Components of
defrosting circuit.
Repair the cycle.
Replace the
Thermistor.

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