- Turn off the air conditioner and unplug it from the power source.
- Open the windows and doors to let in warm air.
- Place a fan in front of the air conditioner to circulate warm air.
- Pour warm water over the coils of the air conditioner.
- Use a hair dryer to blow warm air on the coils of the air conditioner.
Once the air conditioner has thawed out, be sure to clean the coils and replace the air filter before turning it back on.