Troubleshooting Guide - LG LSC27921 series Owner's Manual

UNDERSTANDING SOUNDS YOU MAY
HEAR
Your new refrigerator may make sounds that your old
one didn't make. Because the sounds are new to you,
you might be concerned about them. Most of the new
sounds are normal. Hard surfaces, like the floor, walls
and cabinets, can make the sounds seem louder than
they actually are. The following
sounds and what may be making them.
REFRIGERATOR DOES NOT OPERATE
Check if...
The power supply cord is unplugged.
A household fuse has blown or circuit
breaker tripped.
The refrigerator control is set to the OFF position.
Refrigerator is in the defrost cycle.
VIBRATION OR RATTLING NOISE
Check if...
The refrigerator is not resting solidly on
the floor.
LAMPS DO NOT WORK
Check if...
The power supply cord is unplugged.
Light bulb is loose in the socket.

TROUBLESHOOTING GUIDE

describes the kinds of
• The defrost timer will click when the automatic defrost
cycle begins and ends. The thermostat control (or
refrigerator control, depending on the model) will also
click when cycling on and off.
• Rattling noises may come from the flow of refrigerant,
the water line, or items stored on top of the
refrigerator.
• Your refrigerator is designed to run more efficiently
to keep your food items at the desired temperature.
The high efficiency compressor may cause your new
refrigerator to run longer than your old one, and you
may hear a pulsating or high-pitched sound.
• You may hear the evaporator fan motor circulating the
air through the refrigerator and freezer compartments.
• As each cycle ends, you may hear a gurgling
due to the refrigerant
• Contraction and expansion of the inside walls may
cause a popping noise.
• Water dripping on the defrost heater during a defrost
cycle may cause a sizzling sound.
• You may hear air being forced over the condenser by
the condenser fan.
• You may hear water running into the drain pan during
the defrost cycle.
Then...
Firmly plug the cord into a live outlet with proper voltage.
Replace the fuse or reset the circuit breaker.
Refer to the Setting the Controls.
Wait about 30 minutes for defrost cycle to end.
Then...
Floor is weak or uneven or leveling legs need adjusting.
See DOOR ALIGNMENT Section.
Then...
Firmly plug the cord into a live outlet with proper voltage.
Unplug the refrigerator . Gently remove the bulb and
reinsert. Then plug in refrigerator and reset the
refrigerator control.
28
sound
flowing in your refrigerator.