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25
Normal Operating Sounds and Sights
NOTE
Energy ecient foam in your refrigerator
is not a sound insulator.
NOTE
During automatic defrost cycle, a red
glow in the back wall vents of your
freezer compartment is normal.
Understanding the Sounds You
May Hear
Your new, high-eciency refrigerator
may introduce unfamiliar sounds. These
sounds normally indicate your refrigerator
is operating correctly. Some surfaces on
oors, walls, and kitchen cabinets may
make these sounds more noticeable.
The following is a list of major
components in your refrigerator and the
sounds they can cause:
A Evaporator Refrigerant through the
evaporator may create a boiling or
gurgling sound.
B Evaporator fan You may hear air
being forced through the refrigerator
by the evaporator fan.
C Defrost heater During defrost cycles,
water dripping onto the defrost
heater may cause a hissing or sizzling
sound. After defrosting, a popping
sound may occur.
D Automatic ice maker When ice has
been produced, you will hear ice
cubes falling into the ice bin. Ice
maker fan, water valve activation,
and refrigerant gas uid may create
sounds from its operation.
E Electronic control & automatic
defrost control These parts can
produce a snapping or clicking sound
when turning the cooling system on
and o.
F Condenser fan You may hear air
being forced through the condenser.
G Compressor Modern, high-eciency
variable speed compressors run
continuously. The compressor may
have a high-pitched hum or pulsating
sound.
H Water valve Makes a buzzing sound
each time it opens to ll the ice
maker.
I Drain pan (not removable) You may
hear water dripping into the drain
pan during the defrost cycle.
J Condenser May create minimal
sounds from forced air.
M Motorized damper May produce a
light humming during operation.
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