F41 — PFC control abnormality

What does F41 mean?

An abnormality has been detected in the Power Factor Correction (PFC) control circuit. This error is triggered if detected 4 times within a 10-minute period.

• Abnormal voltage at the PFC circuit.

Click steps to track your progress.

1. 1

   Turn off the power supply to the unit at the main breaker and wait at least 5 minutes before restoring power.

2. 2

   Ensure the unit is receiving a stable and correct power supply.

3. 3

   If the error persists, contact a qualified technician to inspect the PFC circuit and voltage readings.