Daikin FTXM09VVJU, Engineering Data

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FTXM-V Series EDUS042101
C:3P628774-1
44 44
When the Need Arises
Troubleshooting
Before making an inquiry or a request for repair, please check the following.
If the problem persists, consult your dealer.
Not a problem
This case is not a problem.
Check
Please check again before requesting
repairs.
The air conditioner does not operate
Case Description / what to check
OPERATION lamp is off.
• Has the circuit breaker been tripped or the fuse blown?
• Is there a power failure?
• Are batteries set in the remote controller?
OPERATION lamp is blinking.
• Turn off the power with the circuit breaker and restart operation with the remote controller.
If the OPERATION lamp is still blinking, check the error code and consult your dealer.
Page 48
The air conditioner suddenly stops operating
Case Description / what to check
OPERATION lamp is on.
• To protect the system, the air conditioner may stop operating after sudden large voltage
fluctuations. It automatically resumes operation in about 3 minutes.
OPERATION lamp is blinking.
• Are the air filters dirty?
Clean the air filters.
• Is there anything blocking the air inlet or air outlet of the indoor unit or outdoor unit?
Stop operation and after turning off the circuit breaker, remove the obstruction. Then restart
operation with the remote controller. If the OPERATION lamp is still blinking, check the error
code and consult your dealer.
Page 48
The air conditioner does not stop operating
Case Description / what to check
The air conditioner continues
operating even after operation is
stopped.
„ Immediately after the air conditioner is stopped
• The outdoor unit fan continues rotating for about another 1 minute to protect the system.
„
While the air conditioner is not in operation
•
When the outdoor temperature is high, the outdoor unit fan may start rotating to protect the system.
• CLEAN operation is being performed.
It is possible to stop CLEAN operation while it is in progress.
(If this does not suit your preferences, set CLEAN to “Off”.)
01_EN_3P628774-1.indd 44 2021/02/10 10:03:55