H64 - Refrigerant high pressure abnormality

Was bedeutet H64 ?

The outdoor high pressure sensor has detected an issue. The system will stop operation after 5 seconds of this condition.

• Outdoor high pressure sensor is defective or disconnected
• Outdoor PCB fault

Klicken Sie auf Schritte, um Ihren Fortschritt zu verfolgen.

1. 1

   Check the outdoor high pressure sensor for proper connection and function.

2. 2

   Inspect the outdoor PCB for any visible damage.

3. 3

   Contact a qualified installer or service technician for diagnosis and repair.