LG Electronics LRTN19310 Service Diagnosis Chart, Check the Thermistor, Complaint, Remedy

6-4 SERVICE DIAGNOSIS CHART

COMPLAINT	POINTS TO BE CHECKED	REMEDY
No Cooling.	• Is the power cord unplugged from the outlet?	• Plug into the outlet.
	• Check if the power Switch is set to OFF.	• Set the switch to ON.
	• Check if the fuse of the power Switch is shorted.	• Replace the fuse.
	• Measure the voltage of the power outlet.	• If the voltage is low, correct the wiring.
Cools poorly.	• Check if the unit is placed too close to the wall.	• Place the unit about 10 cm from the wall.
	• Check if the unit is placed too close to the stove,	• Place the unit away from these heat sources.
	gas cooker, or in direct sunlight.
	• Is the ambient temperature too high or	• Lower the ambient temperature.
	the room door closed?
	• Check if food put in the refrigerator is hot.	• Put in foods after they have cooled down.
	• Did you open the door of the unit too often	• Don't open the door too often and close
	or check if the door is sealed properly?	it firmly.
	• Check if the Control is set to Warm position.	• Set the control to Recommended-position.
Foods in the	• Is food placed in the cooling air outlet?	• Place foods in the high-temperature section.
Refrigerator		(front part)
are frozen.	• Check if the control is set to colder-position.	• Set the control to Recommended-position.
	• Is the ambient temperature below 41°F(5°C)?	• Set the control to Warm-position.
Condensation or ice	• Is liquid food sealed?	• Seal liquid foods with wrap.
forms inside	• Check if food put in the refrigerator is hot.	• Put in foods after they have cooled down.
the unit.	• Did you open the door of the unit too	• Don't open the door too often and close
	often or check if the door is sealed properly?	it firmly.
Condensation forms	• Check if the ambient temperature and humidity	• Wipe moisture with a dry cloth. It will disappear
in the Exterior Case.	of the surrounding air are high.	in low temperature and humidity.
	• Is there a gap in the door gasket?	• Fill up the gap.
There is abnormal	• Is the unit positioned in a firm and even place?	• Adjust the Leveling Screw, and position
noise.		in a firm place.
	• Are any unnecessary objects placed	• Remove the objects.
	in the back side of the unit?
	• Check if the Drip Tray is not firmly fixed.	• Fix the Drip Tray firmly in the original position.
	• Check if the cover of the compressor enclosure	• Place the cover in its original position.
	in the lower front side is taken out.
Door does not	• Check if the door gasket is dirty with	• Clean the door gasket.
close well.	an item like juice.
	• Is the refrigerator level?	• Position in the firm place and level the
		Leveling Screw.
	• Is there too much food in the refrigerator?	• Make sure food stored in shelves does not prevent
		the door from closing.
Ice and foods	• Check if the inside of the unit is dirty.	• Clean the inside of the unit.
smell unpleasant	• Are foods with a strong odor unwrapped?	• Wrap foods that have a strong odor.
	• The unit smells of plastic.	• 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.

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