34
When the Need Arises
Mist comes out
Case
Description / what to check
Mist comes out of the indoor unit.
• This happens when the air in the room is cooled into mist by the cold airfl ow during COOL
or other operation.
Remote controller
Case
Description / what to check
The unit does not receive signals
from the remote controller or has
a limited operating range.
• The batteries may be exhausted.
Replace both batteries with new dry batteries AAA.LR03 (alkaline).
For details, refer to
“Preparation Before Operation”
.
Page 9
• Signal communication may be disabled if an electronic-starter-type fl uorescent lamp (such
as inverter-type lamps) is in the room. Consult your dealer if that is the case.
• The remote controller may not function correctly if the transmitter is exposed to direct
sunlight.
LCD is faint, is not working, or the
display is erratic.
• The batteries may be exhausted.
Replace both batteries with new dry batteries AAA.LR03 (alkaline).
For details, refer to
“Preparation Before Operation”
.
Page 9
Other electric devices start
operating.
• If the remote controller activates other electric devices, move them away or consult your
dealer.
Air has an odour
Case
Description / what to check
The air conditioner gives off an
odour.
• The room odour absorbed in the unit is discharged with the airfl ow.
We recommend you to have the indoor unit cleaned. Please consult your dealer.
Others
Case
Description / what to check
The air conditioner suddenly
starts behaving strangely during
operation.
• The air conditioner may malfunction due to lightning or radio.
If the air conditioner malfunctions, turn off the power with the circuit breaker and restart the
operation with the remote controller.
HEAT operation cannot be
selected, even though the unit is
heat pump model.
• Check that the jumper (J8) has not been cut. If it
has been cut, contact your dealer.
Jumper (J8)
The ON/OFF TIMER does not
operate according to the settings.
• Check if the ON/OFF TIMER and the WEEKLY TIMER are set to the same time.
Change or deactivate the settings in the WEEKLY TIMER.
Page 21
Notes on the operating conditions
• If operation continues under any conditions other than those listed in the table,
− A safety device may activate to stop the operation.
− Dew may form on the indoor unit and drip from it when COOL or DRY
operation is selected.
Mode
Operating conditions
DRY
Outdoor temperature : –10-46°C
Indoor temperature : 18-32°C
Indoor humidity : 80% max.
COOL
Outdoor temperature : –10-46°C
Indoor temperature : 18-32°C
Indoor humidity : 80% max.
HEAT
Outdoor temperature : –15-24°C
Indoor temperature : 10-30°C
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