Service Diagnosis Chart - LG LFC23760ST/03 Service Manual

6-4 SERVICE DIAGNOSIS CHART

COMPLAINT
No Cooling. •
• Check if the power switch is set to OFF .
• Check if the fuse of the power switch is shorted.
• Measure the voltage of the power outlet.
Cools poorly.
• Check if the unit is placed too close to the wall.
• Check if the unit is placed too close to the stove,
gas cooker, or in direct sunlight.
• Is the ambient temperature too high or
• Check if food put in the refrigerator is hot.
• Did you open the door of the unit too often
• Check if the Control is set to Warm position.
•
Foods in the
Refrigerator
• Check if the control is set to colder position.
are frozen.
• Is the ambient temperature below 41°F(5°
•
Condensartion or ice
• Check if food put in the refrigerator is hot.
forms inside
• Did you open the door of the unit too
the unit.
• Check if the ambient temperature and humidity
Condensartion forms
of the surrounding air are high.
in the Exterior Case.
•
•
There is abnormal
noise.
• Are any unnecessary objects placed
• Check if the Tray Drip is not firmly fixed.
• Check if the cover of the compressor enclosure
in the front lower side is taken out.
• Check if the door gasket is dirty with
Door does not
close well. an item like juice.
•
•
Ice and foods
• Check if the inside of the unit is dirty.
smell unpleasant.
•
• The unit smells of plastic.
• Other possible problems:
Check if frost forms in
the freezer.
Check the
refrigeration system.
Check the
Thermistor.
POINTS TO BE CHECKED
Not
defrosting
The system
is faulty.
The operation of
the Thermistor is
incorrect.
- 23 -
REMEDY
• Plug into the outlet.
• Set the switch to ON.
• Replace the fuse.
• If the voltage is low, correct the wiring.
• Place the unit about 4 inches (10 cm) from the wall.
• Place the unit away from these heat sources.
• Lower the ambient temperature.
• Put in foods after they have cooled down.
• Don't open the door too often and close
it firmly.
• Set the control to Recommended position.
• Place foods in the high-temperature section.
(front part)
• Set the control to Recommended position.
• Set the control to Warm position.
• Seal liquid foods with wrap.
• Put in foods after they have cooled down.
• Don't open the door too often and close
it firmly.
• Wipe moisture with a dry cloth. It will disappear
in low temperature and humidity.
• Fill up the gap.
• Adjust the Leveling Screw, and position the
refrigerator in a firm place.
• Remove the objects.
• Fix the Tray Drip firmly in the original position.
• Place the cover in its original position.
• Clean the door gasket.
• Position in the firm place and level the
Leveling Screw.
• Make sure food stored in shelves does not prevent
the door from closing.
• Clean the inside of the unit.
• Wrap foods that have a strong odor.
• New products smell of plastic, but this
will go away after 1-2 weeks.
Check Components
of the defrosting
circuit.
Perform sealed
system repair.
Replace the
Thermistor.