Samsung Gen 6 fault 462

[inverter] total current error / PFC over current error

Heat pump

What it means

Inverter total current or PFC circuit over current condition detected.

Likely causes

  1. Abnormal input power
  2. Incorrect coolant charge
  3. Outdoor fan not operating normally

Where to start

  1. Check the input power
  2. Check the coolant charging status
  3. Check the normal operation of outdoor fan

The full answer, free

  • How to put it right, step by step
  • The manual page for this fault (page 53), right under the answer

Safety: Isolate the outdoor unit and any backup heater, and give the inverter capacitors time to discharge before you open the electrics. Anything on the refrigerant circuit needs F-gas certification.

From the Samsung manual for the Gen 6. Check the model on the data plate before you order parts.

Other Samsung Gen 6 fault codes