22
NOTE
Rigid foam insulation is very energy
efficient, but is not a sound insulator.
IMPORTANT
During the automatic defrost cycle, you
may notice a red glow in the vents on the
back wall of your freezer compartment.
This is normal during the defrost cycle.
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.
D
Automatic ice maker
When ice has
been produced, you will hear ice
cubes falling into the ice bin.
E
Automatic defrost control
These parts
can produce a snapping or clicking
sound when turning the cooling
system on and off. Control box may
differ from the one shown.
F
Condenser fan
You may hear air
being forced through the condenser.
G
Compressor
Modern, high-efficiency
compressors run much faster than in
the past. The compressor may have a
high-pitched hum or pulsating sound.
H
Water valve
If your refrigerator is
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.
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.
A
B
C
D
F
G
H
I
J
E
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.
