- 72 -
9-5 SERVICE DIAGNOSIS CHART
COMPLAINT
POINTS TO BE CHECKED
REMEDY
No Cooling.
• Is the power cord unplugged from the outlet?
• 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.
• Plug into the outlet.
• Set the switch to ON.
• Replace the fuse.
• If the voltage is low, correct the wiring.
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 the room
door closed?
• Check if food put in the refrigerator is hot.
• Did you open the door of the unit too often or
check if the door is sealed properly?
• Check if the Control is set to
Warm position
.
• 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
.
Food in the
Refrigerator
is frozen.
• Is food placed in the cooling air outlet?
• Check if the control is set to
colder position
.
• Is the ambient temperature below 41°F(5°C)?
• Place foods in the high-temperature section.
(front part)
• Set the control to
Recommended position
.
• Set the control to
Warm position
.
Condensation
or ice forms
inside the unit.
• Is liquid food sealed?
• Check if food put in the refrigerator is hot.
• Did you open the door of the unit too often or
check if the door is sealed properly?
• Seal liquid foods with wrap.
• Put in foods after they have cooled down.
• Don't open the door too often and close it
firmly.
Condensation
forms in the
Exterior Case.
• Check if the ambient temperature and humidity of
the surrounding air are high.
• Is there a gap in the door gasket?
• Wipe moisture with a dry cloth. It will
disappear in low temperature and humidity.
• Fill up the gap.
There is
abnormal noise.
• Is the unit positioned in a firm and even place?
• Are any unnecessary objects placed in the back
side of the unit?
• Check if the Drip Tray is not firmly fixed.
• Check if the cover of the compressor enclosure in
the lower front side is taken out.
• Adjust the Leveling Screw, and position the
refrigerator in a firm place.
• Remove the objects.
• Fix the Drip Tray firmly in the original position.
• Place the cover in its original position.
Door does not
close well.
• Check if the door gasket is dirty with an item like
juice.
• Is the refrigerator level?
• Is there too much food in the refrigerator?
• Clean the door gasket.
• Position in a firm place and level the Leveling
Screw.
• Make sure food stored in shelves does not
prevent the door from closing.
Ice and foods
smell
unpleasant.
• Check if the inside of the unit is dirty.
• Are foods with a strong odor unwrapped?
• The unit smells of plastic.
• 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.
●
Other possible problems:
Check if frost forms
in the freezer.
Check the
refrigeration system.
Check the
Thermistor.
Not
defrosting
The system
is faulty.
The operation of the
Thermistor is incorrect.
Check Components of
the defrosting circuit.
Perform sealed
system repair.
Replace the
Thermistor.
Summary of Contents for LMX28994 Series
Page 23: ... 23 5 CIRCUIT DIAGRAM ...
