Daikin FTKS L Series, Engineering Data

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ED041204 Operation Manual
Split Type Air Conditioners FTK(X)S-L Series 175
35
Troubleshooting
These cases are not troubles.
„
The following cases are not air conditioner troubles but have some reasons. You may just continue using it. •
Indoor unit
Outdoor unit
The HEAT operation stops suddenly
and a fl owing sound is heard.
The outdoor unit is taking away the frost. The HEAT •
operation starts after the frost on the outdoor unit is
removed. You should wait for about 4 to 12 minutes.
Operation does not start soon.
When ON/OFF button was pressed soon
„
after operation was stopped.
When the mode was reselected.
„
This is to protect the air conditioner. •
You should wait for about 3 minutes.
The fl aps do not start swing
immediately.
The air conditioner is adjusting the fl ap position. The •
fl ap will start moving soon.
A sound is heard.
A sound like a fl ow of water „
This sound is generated because the refrigerant in •
the air conditioner is fl owing.
This is a pumping sound of the water in the air
•
conditioner it is heard when the water is pumped out
from the air conditioner in cooling or drying operation.
• The refrigerant fl ows 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 fl ow of the •
refrigerant in the air conditioner is switched over.
Ticking sound
„
• This sound is generated when the size of the air conditioner
slightly expands or shrinks as a result of temperature changes.
Whistling sound „
This sound is generated when refrigerant fl ows 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.
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 defrost operation.
In COOL or DRY operation
„
Moisture in the air condenses into water on the cool surface of outdoor •
unit piping and drips.
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