Daikin FTKB25WAVMV Operation Manual page 26

TROUBLESHOOTING
Troubleshooting
Check again.
Please check again before calling a repair person.
Case
The air conditioner does not
operate.
OPERATION lamp is off.
OPERATION lamp blinks.
Cooling effect is poor.
Operation stops suddenly.
(OPERATION lamp blinks.)
An abnormal functioning
happens during operation.
„ Notes on the operating conditions
• The air conditioner always consumes a small amount of electricity even while it is not operating.
• If you are not going to use the air conditioner for a long period, for example in spring or autumn,
turn the breaker off.
• Use the air conditioner in the following conditions.
MODE
Outdoor temperature : 19.4-46.0°C
COOL / DRY Indoor temperature : 16.0-32.0°C
Indoor humidity : 80% max.
• Operation outside this humidity or temperature range may cause a safety device to disable the
system.
24
• Hasn't a breaker turned OFF or a fuse blown?
• Isn't it a power failure?
• Are batteries set in the remote controller?
• Is the timer setting correct?
• 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.
• Are the air filters clean?
• Is there anything blocking the air inlet or air outlet of the
indoor unit or outdoor unit?
• Is the temperature setting appropriate?
• Are the windows and doors closed?
• Are the airflow rate and the air direction set appropriately?
• Are outdoor ambient temperature not in operation range?
• Is the unit set to the MOLD PROOF/ECONO mode?
Page 14,15
• Are the air filters clean?
• Is there anything blocking the air inlet or air outlet of the
indoor unit or outdoor unit?
• Clean the air filters or take all obstacles away and turn the
breaker OFF. Then turn it ON again and try operating the air
conditioner with the remote controller. If the lamp still blinks,
call the service shop where you bought the air conditioner.
• The air conditioner may malfunction with lightning or radio
waves. Turn the breaker OFF, turn it ON again and try
operating the air conditioner with the remote controller.
Operating conditions
Check
If operation is continued out of this range
• A safety device may work to stop the operation.
• Condensation may occur on the indoor unit and drip.