Samsung Gen 6 fault 458

Outdoor fan 1 error

Heat pump

What it means

Fault detected in outdoor fan 1 circuit or operation.

Likely causes

  1. Faulty motor to outdoor PCB connection
  2. Blown indoor/outdoor fuse

Where to start

  1. Check the connection status between the motor and outdoor unit PCB
  2. Check indoor/outdoor fuse
  3. Confirm comms wiring on F1/F2 to ODU if communication faults occur.

The full answer, free

  • 4 more checks in order
  • The readings and component tests from the manual
  • 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