Troubleshooting
Troubleshooting
D
These cases are not problems.
The following cases are not air conditioner troubles but have some reasons. You may just
continue using it.
Case
Explanation
Operation does not start soon.
• This is to protect the air conditioner.
• When "ON/OFF" button was
You should wait for about 3 minutes.
pressed soon after operation
was stopped.
• When the mode was reselected.
Air does not come out.
Refer to
"Adjusting the Airflow Rate".
The flaps do not start
• The air conditioner is adjusting the position of the flaps. The flaps
swinging immediately.
will start moving soon.
Operation stopped suddenly.
• To protect the system, the air conditioner may stop operating after
(OPERATION lamp is on)
sudden large voltage fluctuations.
It automatically resumes operation in about 3 minutes.
!Model
I Voltage range protection I
I FTKZ50UV16U4
I
140V-265V
I
A sound is 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.
■
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.
■
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.
The outdoor unit emits water
■
In COOL or DRY operation
or steam.
• Moisture in the air condenses into water on the cool surface of
the outdoor unit piping and drips.
Mist comes out of the indoor
• This happens when unit cooling in high humidity or if unit exposed
unit.
to excessive oil, dust due to this irregular temperature may occur.
13
