What does F36 mean?

The sensor measuring the outdoor air temperature is faulty or disconnected. The system will stop operation after 5 seconds.

• Outdoor air temperature sensor is defective or disconnected

Click steps to track your progress.

1. 1

   Ensure the outdoor air temperature sensor is securely connected.

2. 2

   Check the sensor for any physical damage.

3. 3

   Replace the sensor if it is found to be defective.

4. 4

   Contact a qualified installer or service technician if the issue continues.