Daikin
Indoor Coil Freezing
Frost or ice forming on Daikin indoor unit coil or front panel during cooling
Advertisements
Safety Warning
This repair may involve working with high voltage components or water connections. Always unplug the appliance before removing any panels.
If you are not confident in your ability to perform this repair safely, we strongly recommend contacting a professional technician.
Advertisements
Possible Causes
Very low indoor airflow due to dirty filters, Low refrigerant charge, Indoor fan running too slow, Thermistor misreading coil temperature
How to Fix / Troubleshooting
Safety first: Turn off the unit if you see heavy ice buildup to prevent water damage when it melts.
User steps:
- Turn the unit off and allow ice to melt naturally; place towels to catch water.
- Clean air filters and ensure vents are not blocked.
- Restart in fan-only mode for 30 minutes to dry the coil, then resume cooling.
Technician tasks:
- Check refrigerant charge and repair leaks.
- Verify indoor fan speed and motor performance.
- Test coil thermistor and replace if misreading.
Advertisements
Repair Difficulty
Hard
4/5
Required Part
Indoor Fan Motor / Refrigerant Circuit
Check Price on Amazon
We may earn a commission from links on this page.
Advertisements