LG LDC22370 Series Owner's Manual page 51

Problem
Rattling Rattling noises may come from
the flow of refrigerant, the
water line on the back of the
unit, or items stored on top of
or around the refrigerator.
The refrigerator is not resting
solidly on the floor.
The refrigerator with a linear
compressor was jarred while
running.
Whooshing The evaporator fan motor
is circulating air through
the refrigerator and freezer
compartments.
Air is being forced over the
condenser by the condenser
fan.
Gurgling Refrigerant is flowing through
the cooling system.
Popping Contraction and expansion of
the inside walls due to changes
in temperature.
Sizzling Water dripping on the defrost
heater during a defrost cycle.
Vibrating If the side or back of the
refrigerator is touching a cabinet
or wall, some of the normal
vibrations may make an audible
sound.
Dripping Water is running into the drain
pan during the defrost cycle.
Pulsating or Your refrigerator is designed
High-Pitched to run more efficiently to keep
Sound your food items at the desired
temperature. The high efficiency
compressor may cause your
new refrigerator to run longer
than your old one, but it is still
more energy efficient than
previous models. While the
refrigerator is running, it is
normal to hear a pulsating or
high-pitched sound.
Possible Causes
TROUBLESHOOTING
Solutions
Normal Operation
The floor is weak or uneven or the leveling legs
need to be adjusted. See the "Door Alignment"
section.
Normal Operation
Normal Operation
Normal Operation
Normal Operation
Normal Operation
Normal Operation
To eliminate the noise, make sure that the sides
and back cannot vibrate against any wall or
cabinet.
Normal Operation
Normal Operation
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