Use and Care Manual

User Manual Page 9
Normal Sounds
OPERATING INSTRUCTIONS
NOTE
All the pictures in this manual are for illustrative purposes only. The actual shape of the air conditioner
you purchased may be slightly di erent, but its operations and fuctions are similar.
Operating
Instructions
RAC-WK05 Models
RAC-WK06 / RAC-WK08 / RAC-WK10 / RAC-WK12 / RAC-WK15 / RAC-WK18 Models
Gurgle/Hiss
Gurgling or hissing
noise 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 Chatter
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.
Pinging or Switching
Droplets of water
hitting condenser
during normal
operation may cause
pinging or switching.
Gurgle/Hiss
Gurgling or hissing
noise may be heard due
to refrigerant owing
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.
Vibration
Unit may vibrate and make
noise because of poor wall
or window construction or
incorrect installation.
Pinging or Switching
Droplets of water
hitting condenser
during normal
operation may cause
pinging or switching.
High Pitched Chatter
High eciency compressors may
have a high pitched sound during
cooling cycle.