When The Need Arises; Faq; Indoor Unit; Outdoor Unit - Daikin FTX09NMVJU Operation Manual

FAQ

Indoor unit

The flap does not start swinging
immediately�
• T he air conditioner is adjusting the position of the flap.
The flap will start moving soon.
The air conditioner stops generating
airflow during HEAT operation.
• O nce 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.
• T he 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 or any direct operation button was
pressed soon after operation was stopped�
„ When the mode was reselected�
• T his is to protect the air conditioner.
You should wait for about 3 minutes.

Outdoor unit

The outdoor unit emits water or steam�
„ In HEAT operation
• T he frost on the outdoor unit melts into water or steam when the air
conditioner is in defrosting operation.
„ In COOL or DRY operation
• M oisture in the air condenses into water on the cool surface of the outdoor
unit piping and drips.
Different sounds are heard�
„ A sound like flowing water
• T his 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.
„ Blowing sound
• T his sound is generated when the flow of the
refrigerant in the air conditioner is switched over.
„ Ticking sound
• T his sound is generated when the cabinet and frame
of the air conditioner slightly expand or shrink as a
result of temperature changes.
„ Whistling sound
• T his sound is generated when refrigerant flows during
defrosting operation.
„ Clicking sound during operation or idle time
• T his 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.

When the Need Arises

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