Input Circuit Fault

Was bedeutet F8 ?

A general fault has occurred in the input power circuit of the outdoor unit. This could be due to issues with rectifiers, filters, or other input components responsible for converting AC to DC power.

• General fault in the input power circuit.
• Issue with incoming voltage or power quality.
• Problem with the main power supply connection.

Klicken Sie auf Schritte, um Ihren Fortschritt zu verfolgen.

1. 1

   Measure the incoming AC voltage at the outdoor unit's main power terminals.

2. 2

   Check the fuses or circuit breakers in the input power path to the outdoor unit for continuity.

3. 3

   Inspect for visible damage on the input power components (e.g., rectifier bridge, capacitors) on the outdoor unit PCB.