What to do if my Daikin Air Conditioner user interface does NOT work well?
- RRonald MartinezSep 9, 2025
If the operation switch on your Daikin Air Conditioner user interface does NOT work well, turn OFF the power supply.

What to do if my Daikin Air Conditioner user interface does NOT work well?
If the operation switch on your Daikin Air Conditioner user interface does NOT work well, turn OFF the power supply.
What to do if my Daikin FTXA25A2V1BW Air Conditioner safety device actuates frequently?
If a safety device such as a fuse, a breaker or an earth leakage breaker frequently actuates or the ON/OFF switch does NOT properly work, turn OFF the main power switch.
What to do if my Daikin FTXA25A2V1BW Air Conditioner system does NOT operate at all?
If your Daikin Air Conditioner system isn't operating, check the following: * Ensure there is no power failure and wait for the power to be restored, as the system restarts automatically after a power outage. * Confirm the front panel is closed. If it's open, stop and restart the indoor unit using the user interface. * Check for blown fuses or activated breakers; replace the fuse or reset the breaker if needed. * Verify the batteries in the user interface are working. * Ensure the timer is properly set.
What to do if my Daikin FTXA25A2V1BW Air Conditioner user interface display is blank?
If the user interface display of your Daikin Air Conditioner is blank, replace the batteries in the user interface.
What to do if my Daikin FTXA25A2V1BW Air Conditioner user interface display indicates a malfunction code?
If the user interface displays the unit number, the operation lamp flashes, and a malfunction code appears, notify your installer and report the malfunction code.
Why does my Daikin FTXA25A2V1BW ON/OFF timer does NOT operate according to the settings?
If the ON/OFF timer isn't working as expected, check if the Weekly timer and ON/OFF timer are set to the same time. If they are, change or deactivate one of the settings. Also, verify that the clock and day of the week are set correctly.
What to do if my Daikin Air Conditioner heating operation CANNOT be selected?
Check if the user interface's jumper J8 has NOT been cut.
Why does my Daikin Air Conditioner operation does NOT start soon?
If the ON/OFF button was pressed right after operation was stopped or if the mode was changed, operation will start after 3 minutes to protect the system.
What to do if my Daikin Air Conditioner heating is insufficient and no air is blown from the unit?
If heating is insufficient and no air is being blown from your Daikin Air Conditioner, it may be in warming up for heating operation. Wait for about 1 to 4 minutes. Alternatively, if you hear a flowing sound, the outdoor unit may be in defrost operation. In that case, wait for about 4 to 12 minutes.
Why is my Daikin FTXA25A2V1BW not heating properly (no air is blown)?
If your Daikin Air Conditioner is running but not blowing hot air, it could be due to these reasons: * The air conditioner may be in the process of warming up for heating operation. Please wait for 1 to 4 minutes. * If you hear a flowing sound, the outdoor unit might be in defrost operation. Allow 4 to 12 minutes for this process to complete.
| Brand | Daikin |
|---|---|
| Model | FTXA25A2V1BW |
| Category | Air Conditioner |
| Language | English |
Defines all hazard symbols (Danger, Warning, Caution, Notice, Information) used within the document.
Provides essential safety advice and warnings for end-users of the air conditioner.
How to select operational modes and set the desired temperature.
Features for enhanced comfort and energy saving via sensor detection.
Explains Powerful, Econo, and Outdoor Unit Quiet modes for performance and efficiency.
Details Flash Streamer air cleaning and OFF/ON/Weekly timer settings.
Provides tips and precautions for efficient operation and energy conservation.
Lists typical problems and their corresponding solutions and troubleshooting steps.
How to interpret and address error codes displayed by the unit.
Solutions for connectivity issues and problems with the wireless adapter.












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