6. Trouble Shooting
Having trouble?
A cracking or creaking sound is heard.
The room has an unpleasant odor.
A white mist or vapor is emitted from the indoor unit.
Water or vapor is emitted from the outdoor unit.
The operation indicator does not appear in the wired remote controller
display. (*1)
When restarting the air conditioner soon after stopping it, it does not oper-
ate even though the ON/OFF button is pressed.
Air conditioner operates without the ON/OFF button being pressed. (*1)
Air conditioner stops without the ON/OFF button being pressed. (*1)
Wired remote controller timer operation cannot be set. (*1)
An error code appears in the remote controller display.
Draining water or motor rotation sound is heard.
*1: Only for wired remote controller.
6
Here is the solution. (Unit is operating normally.)
During cooling mode, the vanes automatically move to the horizontal
is selected. This is to prevent water from forming and dripping from the
vanes.
During heating mode, the vanes automatically move to the horizontal
mode.
after detecting the base position.
These sounds can be heard when parts rub against each due to expan-
sion and contraction from temperature changes.
The indoor unit draws in air that contains gases produced from the walls,
carpeting, and furniture as well as odors trapped in clothing, and then
blows this air back into the room.
If the indoor temperature and the humidity are high, this condition may
occur when operation starts.
mist.
During cooling mode, water may form and drip from the cool pipes and
joints.
During heating mode, water may form and drip from the heat exchanger.
During defrosting mode, water on the heat exchanger evaporates and
water vapor may be emitted.
display.
and air conditioner operation cannot be started or stopped using the
wired remote controller.
Wait approximately three minutes.
(Operation has stopped to protect the air conditioner.)
Is the on timer set?
Press the ON/OFF button to stop operation.
Is the air conditioner connected to a central wired remote controller?
Consult the concerned people who control the air conditioner.
Consult the concerned people who control the air conditioner.
Has the auto recovery feature from power failures been set?
Press the ON/OFF button to stop operation.
Is the off timer set?
Press the ON/OFF button to restart operation.
Is the air conditioner connected to a central wired remote controller?
Consult the concerned people who control the air conditioner.
Consult the concerned people who control the air conditioner.
Are timer settings invalid?
If the timer can be set,
,
the wired remote controller display.
The initial settings are being performed. Wait approximately 3 minutes.
The protection devices have operated to protect the air conditioner.
Do not attempt to repair this equipment by yourself.
Turn off the power switch immediately and consult your dealer. Be sure
to provide the dealer with the model name and information that appeared
in the remote controller display.
When cooling operation stops, the drain pump operates and then stops.
Wait approximately 3 minutes.
The indoor operation sound level is affected by the acoustics of the
particular room as shown in the following table and will be higher than
High sound-ab-
sorbing rooms
Broadcasting
Location
studio, music
examples
room, etc.
Noise levels
3 to 7 dB
-
wired remote controller
, or
appears in
Low sound-ab-
Normal rooms
sorbing rooms
Reception
room, hotel
room
lobby, etc.
6 to 10 dB
9 to 13 dB