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Normal Operating Sounds & Sights
UNDERSTANDING THE SOUNDS YOU MAY HEAR
Your new high-efficiency refrigerator may make unfamiliar
sounds. Most often, these are all normal sounds that soon
will become familiar to you. They also indicate your refrigerator
is operating as designed. Hard surfaces, such as vinyl or
wood floors, walls, and kitchen cabinets may make sounds
more noticeable. Listed below are descriptions of some of
the most common sounds you may hear, and what is causing
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.
them.
A. Evaporator
The flow of 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
If your refrigerator is equipped with an automatic ice
maker, you will hear ice cubes falling into the ice bin.
E. Cold Control & Automatic Defrost Control
May create minimal mechanical sounds.
F. Condenser Fan
You may hear air being forced through the condenser
by the condenser fan.
G. Compressor
Modern, high-efficiency compressors operate much
faster than older models. 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.
IMPORTANT: Your ice maker is turned On at the factory
so it can work as soon as you install your refrigerator.
To ensure proper function of your ice maker, connect a
water supply immediately or turn the On/Off switch to
the Off (“O”) position.
I. Drain Pan (not removable)
You may hear water running into the drain pan during
the defrost cycle.
J. Condenser
May create minimal sounds from forced air.
K. Motorized Damper
May produce a light humming or clicking during
operation.