When The Need Arises Faq - Daikin FTXS15WVJU9 Abbreviated Operation Manual

When the Need Arises
FAQ
Indoor unit
The flaps do not start swinging
immediately.
• The air conditioner is adjusting the position of the flaps.
The flaps will start moving soon.
The air conditioner stops generating
airflow during HEAT operation.
• Once the set temperature is reached, the airflow rate is
reduced and operation stopped in order to avoid
generating a cool airflow. Operation will resume
automatically when the indoor temperature falls.
HEAT operation stops suddenly and
a flowing sound is heard.
• The outdoor unit is defrosting. HEAT operation starts
after the frost on the outdoor unit has been removed.
This can take about 4 to 12 minutes.
Operation does not start soon.
„ When the unit is turned on again soon after
being turned off.
„ When the mode was reselected.
• This is to protect the air conditioner.
You should wait for about 3 minutes.
Outdoor unit
Operating sound is loud.
• When frost forms on the heat exchanger of the outdoor unit, the operating sound level
increases slightly.
The outdoor unit emits water or steam.
„ In HEAT operation
• The frost on the outdoor unit melts into water or steam when the air conditioner is in
defrosting operation.
„ In COOL or DRY operation
• Moisture in the air condenses into water on the cool surface of the outdoor unit
piping and drips.
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Different sounds are heard.
„ A sound like flowing water
• This sound is generated because the refrigerant in
the air conditioner is flowing.
• This is a pumping sound of the water in the air
conditioner and can be heard when the water is
pumped out from the air conditioner during COOL
or DRY operation.
• The refrigerant flows in the air conditioner even if
the air conditioner is not working when the indoor
units in other rooms are in operation.
„ Blowing sound
• This sound is generated when the flow of the
refrigerant in the air conditioner is switched over.
„ Ticking sound
• This sound is generated when the cabinet and
frame of the air conditioner slightly expand or
shrink as a result of temperature changes.
„ Whistling sound
• This sound is generated when refrigerant flows
during defrosting operation.
„ Clicking sound during operation or idle time
• This sound is generated when the refrigerant
control valves or the electrical parts operate.
„ Clopping sound
• This sound is heard from the inside of the air conditioner
when the exhaust fan is activated while the room doors are
closed. Open the window or turn off the exhaust fan.