What to do if my Daikin FTXS25CAVMB Air Conditioner heating stops suddenly?
- TTimothy GilesSep 4, 2025
The system is likely removing frost from the outdoor unit. You should wait for about 3 to 8 minutes.

What to do if my Daikin FTXS25CAVMB Air Conditioner heating stops suddenly?
The system is likely removing frost from the outdoor unit. You should wait for about 3 to 8 minutes.
Why does mist come out of my Daikin FTXS25CAVMB?
This happens when the air in the room is cooled into mist by the cold air flow during cooling operation.
Why is the Daikin Air Conditioner outdoor fan running when it's off?
After operation is stopped, the outdoor fan may continue rotating for another 60 seconds for system protection. Also, when the outdoor temperature is very high, the outdoor fan might start rotating for system protection even when the air conditioner is not in operation.
What to do if my Daikin FTXS25CAVMB operation stopped suddenly?
For system protection, the air conditioner may stop operating due to a sudden large voltage fluctuation. It will automatically resume operation in about 3 minutes.
Why my Daikin FTXS25CAVMB Air Conditioner does not start immediately?
If the ON/OFF button was pressed soon after operation was stopped, or if the mode was reselected, you should wait for about 3 minutes.
What to do if Daikin Air Conditioner heating operation stops suddenly and a flowing sound is heard?
If the heating operation of your Daikin Air Conditioner stops suddenly and you hear a flowing sound, you should wait for about 3 to 8 minutes.
Why does mist come out of the Daikin FTXS25CAVMB indoor unit?
This occurs when the air in the room is cooled into mist by the cold airflow during cooling operation of the Daikin Air Conditioner.
What to do if an abnormal functioning happens during Daikin FTXS25CAVMB Air Conditioner operation?
If you experience abnormal functioning during Daikin Air Conditioner operation, turn the breaker OFF, then turn it ON again. After that, try operating the air conditioner using the remote controller.
Why doesn't hot air come out immediately from my Daikin Air Conditioner when heating?
You should wait for 1 to 4 minutes. The system is designed to start discharging air only after it has reached a certain temperature.
What to do if Daikin FTXS25CAVMB Air Conditioner operation stops suddenly and the OPERATION lamp flashes?
If the Daikin Air Conditioner operation stops suddenly and the OPERATION lamp flashes, clean the air filters or remove any obstructions. Then, turn the breaker OFF, turn it ON again, and try operating the air conditioner.
| Cooling Capacity | 2.5 kW |
|---|---|
| Heating Capacity | 3.2 kW |
| Energy Efficiency Rating | A++ |
| Refrigerant | R32 |
| Weight (Indoor Unit) | 9 kg |
| Power Supply | 220-240V, 50Hz |
| Type | Split System |
Instructions for inserting batteries into the remote controller.
Guide for mounting the remote controller holder to a wall.
Details on operating the unit in various modes like AUTO, DRY, COOL, HEAT, and FAN.
Instructions for adjusting horizontal flaps and vertical louvers for optimal airflow.
Enables quick cooling or heating effect by maximizing capacity for 20 minutes.
Lowers outdoor unit noise level, suitable for nighttime use.
Allows recording and recalling preferred temperature and airflow settings.
Uses an infrared sensor to detect human movement for energy saving.
Functions for automatically switching the air conditioner on or off.
Information regarding multi-system configurations and operation.
Defines priority for operation modes and special functions in multi-room systems.
Instructions for cleaning and replacing air filters and purifying filters.
Pre-operation checks for the unit and surrounding conditions.
Lists common cases and their explanations that are not actual troubles.
Steps to verify before contacting a repair person for issues.
Identifies critical symptoms requiring immediate service shop attention.
Explains how to display and interpret error codes from the remote controller.
Interpreting LED status on the outdoor unit PCB for diagnostics.












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