GE CAFE CZS22M Owner's Manual And Installation Instructions page 27

Normal Operating Conditions
Newer refrigerators sound different from older refrigerators.
Modern refrigerators have more features and use newer technology.
Do you hear what I hear? These conditions are normal.
WHOOSH...
The new high efficiency compressor may run faster
and longer than your old refrigerator and you may
hear a high-pitched hum or pulsating sound while it
is operating.
Sometimes the refrigerator runs for an extended
period, especially when the doors are opened
frequently. This means that the Frost Guard™
improve food preservation.
refrigerator.
CLICKS, POPS,
CRACKS and SNAPS
You may hear cracking or popping sounds when
the refrigerator is first plugged in. This happens as
the refrigerator cools to the correct temperature.
Electronic dampers click open and closed to
provide optimal cooling and energy savings.
The compressor may cause a clicking or chirping
sound when attempting to restart (this could take
up to 5 minutes).
The electronic control board may cause a clicking
sound when relays activate to control refrigerator
components.
Expansion and contraction of cooling coils during
and after defrost can cause a cracking or popping
sound.
On models with an icemaker, after an icemaking
cycle, you may hear the ice cubes dropping into
the ice bucket.
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HUMMM...
You may hear the fans spinning at high speeds.
This happens when the refrigerator is first plugged
in, when the doors are opened frequently or when
a large amount of food is added to the refrigerator
maintain the correct temperatures.
If either door is open for over 3 minutes, you may
hear the fans come on in order to cool the light
bulbs.
The fans change speeds in order to provide optimal
cooling and energy savings.
WATER SOUNDS
The flow of refrigerant through the cooling coils may
make a gurgling noise like boiling water.
Water dropping on the defrost heater can cause
defrost cycle.
A water dripping noise may occur during the defrost
cycle as ice melts from the evaporator and flows
into the drain pan.
Closing the door may cause a gurgling sound due to
For additional information on normal
icemaker and dispenser operating sounds,
see the About the automatic icemaker and
About the ice and water dispenser sections.
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