Normal Operating Sounds
Understanding the sounds you
may hear
Your new, high-efficiency refrigerator
may introduce unfamiliar sounds. These
sounds normally indicate your refrigerator
is operating correctly. Some surfaces on
floors, walls, and kitchen cabinets may
make these sounds more noticeable.
NOTE
Rigid foam insulation is very energy
efficient, but is not a sound insulator.
C
D
F
H
J
Following is a list of major components in your
refrigerator and the sounds they can cause:
A Evaporator Refrigerant through the
B Evaporator fan You may hear air
C Defrost heater During defrost cycles, water
IMPORTANT
During the automatic defrost cycle, you
may notice a red glow in the vents on the
A
back wall of your freezer compartment.
This is normal during the defrost cycle.
B
D Automatic ice maker When ice has
E Automatic defrost control These parts
E
F Condenser fan You may hear air
G Compressor Modern, high-efficiency
G
H Water valve If your refrigerator is
I
I Drain pan (not removable) You may
J Condenser May create minimal
22
evaporator may create a boiling or
gurgling sound.
being forced through the refrigerator
by the evaporator fan.
dripping onto the defrost heater may
cause a hissing or sizzling sound. After
defrosting, a popping sound may occur.
been produced, you will hear ice
cubes falling into the ice bin.
can produce a snapping or clicking
sound when turning the cooling
system on and off. Control box may
differ from the one shown.
being forced through the condenser.
compressors run much faster than in
the past. The compressor may have a
high-pitched hum or pulsating sound.
equipped with an automatic ice
maker, you will hear a buzzing sound
as the water valve opens to fill the ice
maker during each cycle.
hear water dripping into the drain
pan during the defrost cycle.
sounds from forced air.