F25 - Cooling/Heating cycle changeover abnormality

Was bedeutet F25 ?

There is an abnormality in the system's cooling or heating cycle changeover. This has occurred 4 times within 30 minutes.

• 4-way valve fault
• V-coil fault

Klicken Sie auf Schritte, um Ihren Fortschritt zu verfolgen.

1. 1

   Check the 4-way valve for proper operation.

2. 2

   Inspect the V-coil for any issues.

3. 3

   Ensure the control signals for changeover are correct.

4. 4

   Contact a qualified installer or service technician for diagnosis.