Panasonic · air conditioners Error codes
The inverter is triggering a Power Factor Correction (PFC) protection. This usually relates to the power supply quality or the inverter's ability to maintain a stable power factor.
Click steps to track your progress.
Check the stability of the incoming power supply.
Ensure the unit is not overloaded.
Inspect the inverter components for any visible damage.
Turn off the unit, unplug it, wait 30 seconds, and plug it back in to reset.