What to do if my Daikin 4MKD90BVM Air conditioning does not operate and the OPERATION lamp is off?
If your Daikin air conditioner isn't operating and the OPERATION lamp is off, check the following: Has a breaker turned OFF or a fuse blown? Is there a power failure? Are batteries properly set in the remote controller? Is the timer setting correct?
What to do if Daikin 4MKD90BVM operation stops suddenly and the OPERATION lamp flashes?
If the Daikin air conditioning stops suddenly and the OPERATION lamp flashes, clean the air filters or remove any obstacles. Then, turn the breaker OFF, turn it ON again, and try operating the air conditioner with the remote controller.
What to do if water leaks from the indoor unit of Daikin 4MKD90BVM?
If water leaks from the indoor unit, turn the breaker OFF and call the service shop.
Why my Daikin 4MKD90BVM Air conditioning operation does not start soon?
You should wait for about 3 minutes.
What to do if I hear an abnormal sound during Daikin Air conditioning operation?
If you hear an abnormal sound during operation, turn the breaker OFF and call the service shop.
What to do if there is a burning smell coming from Daikin 4MKD90BVM?
If you notice a burning smell, immediately turn the breaker OFF and call the service shop.
What to do if an abnormality (such as a burning smell) occurs with Daikin 4MKD90BVM?
If an abnormality, such as a burning smell, occurs, turn the breaker OFF and call the service shop.
How to stop the bad odor from my Daikin 4MKD90BVM indoor unit?
If the indoor unit gives out an odor, it is recommended to have the indoor unit washed by a technician. Consult the service shop where you bought the air conditioner.
Why is my Daikin 4MKD90BVM cooling/heating effect poor?
The cooling or heating effect might be poor due to several reasons. Check if the air filters are clean. Ensure there is nothing blocking the air inlet or outlet of the indoor and outdoor units. Verify that the temperature setting is appropriate. Make sure the windows and doors are closed. Confirm that the airflow rate and direction are set correctly. Also, check if the unit is set to INTELLIGENT EYE mode.
What to do if the power cord of Daikin Air conditioning is abnormally hot or damaged?
If the power cord is abnormally hot or damaged, turn the breaker OFF and call the service shop.
Overview of functions specific to cooling-only models.
Overview of functions specific to heat pump models.
Essential safety precautions for operating and maintaining the unit.
Detailed specifications for indoor units in cooling-only mode.
Detailed specifications for outdoor units in cooling-only mode.
Important precautions before performing diagnostic procedures.
Common issues and their corresponding solutions.
Explanation of diagnostic functions for service personnel.
Reference for error codes displayed on the remote controller.
Detailed steps for diagnosing and resolving various faults.
General| Category | Air conditioning |
|---|---|
| Model | 4MKD90BVM |
| Cooling Capacity | 9.0 kW |
| Heating Capacity | 10.0 kW |
| Energy Efficiency Ratio (Cooling) | 3.21 |
| Coefficient of Performance (Heating) | 3.61 |
| Outdoor Unit Dimensions (HxWxD) | 735x936x300 mm |
| Power Supply | 220-240 V, 50 Hz |
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