8
NORMAL SOUNDS
VIBRATION
Unit may vibrate and make
noise because of poor wall or
window construction or incorrect
installation. This DOES NOT
indicate a defective unit.
PINGING OR SWITCHING
Droplets of water hitting
condenser during normal
operation may cause “pinging”
or “switching” sounds.
HIGH PITCHED CHATTER
High efficiency compressors
may have a high pitched chatter
during the cooling cycle.
SOUND OF RUSHING AIR
At the front of the unit,
the sound of rushing air
being moved by the fan
may be heard.
GURGLE/HISS
“Gurgling” or “hissing”
noise may be heard due
to refrigerant passing
through evaporator during
normal operation.
NOTE:
All of the pictures in this manual are for explanatory purposes only. The actual shape/look of
the air conditioner purchased may be slightly different, but the operations and functions are similar.
