Inverter total current or PFC overcurrent error — Excessive current detected

What does [Inverter] Total current error / PFC over current error mean?

The inverter system has detected an excessive total current or an overcurrent in the Power Factor Correction (PFC) circuit, triggering a protection shutdown. The unit will turn off.

• Issue with the input power supply to the unit.
• Incorrect coolant charging status.
• Outdoor fan not operating normally.

Click steps to track your progress.

1. 1

   Check the input power supply to the outdoor unit for stability and correct voltage.

2. 2

   Ensure the outdoor fan is operating normally and is not obstructed.

3. 3

   Power cycle the air conditioner to reset the system.

4. 4

   A qualified technician should check the coolant charging status if the problem reoccurs.