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Page 8 User Manual
Operating
Instructions
RAC-WK05 Model
RAC-WK06 Model
Gurgle/Hiss
Gurgling or hissing
noises may be heard due
to refrigerant flowing
through evaporator
during normal operation.
Sound of Rushing Air
In front of the unit, you
may hear the sound of
rushing air being moved
by the fan.
High Pitched Sound
High efficiency compressors may
have a high pitched sound during
cooling cycle.
Vibration
Unit may vibrate and
make noise because
of poor wall or window
construction or
incorrect installation.
Trickling Sound
Droplets of water
hitting condenser
during normal
operation may cause
a trickling sound.
Gurgle/Hiss
Gurgling or hissing
noises may be heard due
to refrigerant flowing
through evaporator
during normal operation.
Sound of Rushing Air
In front of the unit, you
may hear the sound of
rushing air being moved
by the fan.
High Pitched Sound
High efficiency compressors
may have a high pitched sound
during cooling cycle.
Vibration
Unit may vibrate and
make noise because
of poor wall or window
construction or
incorrect installation.
Trickling Sound
Droplets of water
hitting condenser
during normal
operation may cause
a trickling sound.
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