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Idiomas disponibles
Idiomas disponibles
W
HEN YOU THINK THAT TROUBLE HAS OCCURRED
Even if these items are checked, when the unit does not recover from the trouble,
stop using the air conditioner and consult your dealer.
Symptom
Indoor Unit
The unit cannot be operated.
• Is the breaker turned on?
• Is the power supply plug connected?
• Is the ON timer set?
The unit cannot be operated for
• This protects the unit according to instructions
about 3 minutes when restarted.
from the microprocessor. Please wait.
Mist is discharged from the air
• The cool air from the unit rapidly cools moisture
outlet of the indoor unit.
in the air inside the room, and it turns into mist.
The swing operation of the
• This is for the swing operation of the HORIZON-
HORIZONTAL VANE is
TAL VANE to be performed normally.
suspended for a while, then
restarted.
The airfl ow direction changes
• When the unit is operated in COOL or DRY mode,
during operation.
if the operation continues with air blowing down
The direction of the horizontal
for 0.5 to 1 hour, the direction of the airfl ow is
vane cannot be adjusted with
automatically set to upward position to prevent
the remote controller.
water from condensing and dripping.
• In the heating operation, if the airfl ow temperature
is too low or when defrosting is being done, the
horizontal vane is automatically set to horizontal
position.
The operation stops for about
• Outdoor unit is in defrost.
10 minutes in the heating
Since this is completed in max.10 minutes,
operation.
please wait. (When the outside temperature is
too low and humidity is too high, frost is formed.)
The unit starts operation by
• These models are equipped with an auto
itself when the main power is
restart function. When the main power is
turned on, but hasn't received
turned off without stopping the unit with the
sign from the remote controller.
remote controller and is turned on again, the
unit starts operation automatically in the same
mode as the one set with the remote control-
ler just before the shutoff of the main power.
Refer to "Auto restart function".
The indoor unit discolors over
• Although plastic turns yellow due to the infl uence
time.
of some factors such as ultraviolet light and
temperature, this has no effect on the product
functions.
Outdoor Unit
The fan of the outdoor unit
• When the outside temperature is low during cool-
does not rotate even though the
ing operation, the fan operates intermittently to
compressor is running. Even if
maintain suffi cient cooling capacity.
the fan starts to rotate, it stops
soon.
Water leaks from the outdoor
• During COOL and DRY operations, pipe or pipe
unit.
connecting sections are cooled and this causes
water to condense.
• In the heating operation, water condensed on the
heat exchanger drips down.
• In the heating operation, the defrosting operation
makes ice forming on the outdoor unit melt and
drip down.
White smoke is discharged from
• In the heating operation, vapor generated by the
the outdoor unit.
defrosting operation looks like white smoke.
Explanation & Check points
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Symptom
Remote controller
The display on the remote
• Are the batteries exhausted?
controller does not appear or it
• Is the polarity (+, -) of the batteries correct?
is dim. The indoor unit does not
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respond to the remote control
• Are any buttons on the remote controller of other
signal.
electric appliances being pressed?
Does not cool or heat
The room cannot be cooled or
• Is the temperature setting appropriate?
heated suffi ciently.
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• Is the fan setting appropriate? Please change
fan speed to High or Super High.
• Are the fi lters clean?
• Is the fan or heat exchanger of the indoor unit
clean?
• Are there any obstacles blocking the air inlet or
outlet of the indoor or outdoor unit?
• Is a window or door open?
• It may take a certain time to reach the setting
temperature or may not reach that depending on
the size of the room, the ambient temperature,
and the like.
The room cannot be cooled
• When a ventilation fan or a gas cooker is used
suffi ciently.
in a room, the cooling load increases, resulting
in an insuffi cient cooling effect.
• When the outside temperature is high, the cooling
effect may not be suffi cient.
The room cannot be heated
• When the outside temperature is low, the heating
suffi ciently.
effect may not be suffi cient.
Air does not blow out soon in
• Please wait as the unit is preparing to blow out
the heating operation.
warm air.
Airfl ow
The air from the indoor unit
• Are the fi lters clean?
smells strange.
• Is the fan or heat exchanger of the indoor unit
clean?
• The unit may suck in an odor adhering to the
wall, carpet, furniture, cloth, etc. and blow it out
with the air.
Sound
Cracking sound is heard.
• This sound is generated by the expansion/con-
traction of the front panel, etc. due to change in
temperature.
"Burbling" sound is heard.
• This sound is heard when the outside air is
absorbed from the drain hose by turning on the
range hood or the ventilation fan, making water
fl owing in the drain hose to spout out.
This sound is also heard when the outside air
blows into the drain hose in case the outside
wind is strong.
Mechanical sound is heard from
• This is the switching sound in turning on/off the
the indoor unit.
fan or the compressor.
The sound of water fl owing is
• This is the sound of refrigerant or condensed
heard.
water fl owing in the unit.
Hissing sound is sometimes
• This is the sound when the fl ow of refrigerant
heard.
inside the unit is changed.
In the following cases, stop using the air conditioner and consult your dealer.
• When water leaks or drips from the indoor unit.
• When the upper operation indicator lamp blinks.
• When the breaker trips frequently.
• The remote control signal is not received in a room where an electronic ON/OFF type
fl uorescent lamp (inverter-type fl uorescent lamp, etc.) is used.
• Operation of the air conditioner interferes with radio or TV reception. An amplifi er may
be required for the affected device.
• When an abnormal sound is heard.
• When any refrigerant leakage is found.
Explanation & Check points
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