Friedrich 17 error code

What it means

The power factor correction circuit or outdoor drive board has entered protection.

Urgency

Likely causes

1. PFC failed
2. Outdoor drive board failed

Homeowner fix

Turn the system off and power cycle once if safe. Do not open electrical panels or keep resetting the system.

When to call a pro

Call a Friedrich-qualified technician if code 17 returns. Tell them the service manual lists PFC protection.

Repair vs replace

PFC/drive-board repairs can be significant; compare major board repair with replacement on older out-of-warranty systems.

• Friedrich Floating Air Pro 9,000 BTU R-454B 115V (FAHSW09A1C / FPHSR09A1C)

  Floating Air Pro

• Friedrich Floating Air Pro 9,000 BTU R-454B 208/230V (FAHFW09A3D / FPHSR09A3D)

  Floating Air Pro

• Friedrich Floating Air Pro 12,000 BTU R-454B 115V (FAHSW12A1C / FPHSR12A1C)

  Floating Air Pro

• Friedrich Floating Air Pro 12,000 BTU R-454B 208/230V (FAHFW12A3D / FPHSR12A3D)

  Floating Air Pro

For your technician

Official Friedrich indoor diagnostic table, PDF p.74: code 17 - PFC protection; causes are failed PFC or failed outdoor drive board. Page context: Friedrich maps this display to the Floating Air Pro line; source: Friedrich Ductless Floating Air Pro Single Zone Service Manual, R-454B Refrigerant, 96112000_00; display convention: match the seventeen marker exactly before comparing neighboring codes.

Which systems show it

Floating Air Pro

Related troubleshooting

Use the symptom guide alongside the exact display code if the unit is flashing, cycling, or showing comfort symptoms.

Related codes

Source

Next step