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Troubleshooting
User reference guide
53
FTXTM-R, FTXTM-S
Daikin room air conditioner
4P728152-2 – 2023.03
8.1.6 Symptom: A clapping sound is heard
This sound is generated when an external device sucks air out of the room (e.g.
exhaust fan, extractor hood) while the doors and windows in the room are closed.
Open the doors or windows, or turn off the device.
8.1.7 Symptom: White mist comes out of a unit (Indoor unit, outdoor unit)
When the system is changed over to heating operation after defrost operation.
Moisture generated by defrost becomes steam and is exhausted.
8.1.8 Symptom: The units can give off odours
The unit can absorb the smell of rooms, furniture, cigarettes, etc., and then emit it
again.
8.1.9 Symptom: The outdoor fan rotates while the air conditioner is not in operation
▪
After operation has stopped.
The outdoor fan continues to rotate for another
30 seconds for system protection.
▪
While the air conditioner is not in operation.
When the outdoor temperature is
very high, the outdoor fan starts to rotate for system protection.
8.2 Solving problems based on error codes
Fault diagnosis by the wireless remote control
If the unit runs into a problem, you can identify the fault by checking the error
code by the wireless remote control. It is important to understand the problem
and take measures before resetting the error code. This should be done by a
licensed installer or your local dealer.
INFORMATION
See the service manual for:
▪
The complete list of error codes
▪
A more detailed troubleshooting guideline for each error
To check the error code by the wireless remote control
1
Aim the wireless remote control at the unit and press
for about
5 seconds.
Result:
blinks in the temperature setting display section.
2
Aim the wireless remote control at the unit and press
repeatedly until
a continuous beep is heard.
Result:
The code is now displayed on the display.
INFORMATION
▪
A short beep and 2 consecutive beeps indicate non-corresponding codes.
▪
To cancel the code display, hold
for 5 seconds. The code will also
disappear from the display if the button is NOT pressed within 1 minute.
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