A8 - Power supply failure

Was bedeutet A8 ?

There is an issue with the power supply to the indoor unit.

• Over current of AC input.
• Defect in the power supply.

Klicken Sie auf Schritte, um Ihren Fortschritt zu verfolgen.

1. 1

   Check the power supply voltage to the unit.

2. 2

   Ensure all electrical connections are secure.

3. 3

   If the power supply is unstable or the error persists, consult a qualified electrician or HVAC technician.