Normal Sounds / Sound Performance - Keystone KSTAW12INV-HC User Manual

Normal Sounds
NOTICE: The unit you purchased may look like one of the followings:
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.
NOTICE
All the illustrations in this manual are for explanation purpose only. The actual
installation may vary.
High Pitched Chatter
High efficiency compressors
may have a high pitched
sound during cooling cycle.
Sound of Rushing Air
In front of the unit, you
may hear the sound of
rushing air being moved
by the fan.
Gurgle/Hiss
Gurgling or hissing
noises may be heard
due to refrigerant flowing
through evaporator
during normal operation.
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