Wolf Legacy Dual Fuel Code F1 / Stuck Relay: Welded relay

What F1 / Stuck Relay means

On legacy Wolf dual fuel ranges with text error messages, such as the DF series, F1 or Stuck Relay means a relay is stuck, effectively welded closed. Technicians are told to test the elements and motors for shorts. A stuck relay can keep a heating element or motor powered when it should be off, so the oven shows the message and may heat unexpectedly.

Common causes of F1 / Stuck Relay

Welded relay contacts on the relay board
Shorted heating element that damaged a relay
Shorted motor that damaged a relay

✓ One safe check you can try

1. If the oven is heating when it should not, turn it off and switch the range off at the breaker. 2. Leave the oven door closed and let it cool. 3. Restore power only if the oven is behaving normally, and check whether the message returns. 4. Call us. Testing elements and motors for shorts is not an owner job.

! Why to stop there

A welded relay can leave a part live when the oven is off
The shorted part that caused it must be found, or the new relay fails too
We test elements and motors before ordering anything
Written price first, then 30 days of warranty

Opening a panel yourself does not automatically cancel a manufacturer warranty, but it can cause accidental damage, and some manufacturers set their own service conditions. Check your warranty terms, or ask us, before deciding.

→Same appliance

Other Range codes

03ERR 03 on a Wolf Legacy Dual Fuel Range: Open Circuit on the RTD Oven Sensor OEWolf Legacy Dual Fuel Range Code OE: power relay shorted CFH light slow blinkWolf DSI Gas Burner Code CFH Light Slow Blink: Ignition lockout 04Wolf Legacy Dual Fuel Range ERR 04 Code: Shorted RTD Sensor Circuit E05Wolf Induction Range Cooktop Code E05: LIN communication, no generator response 07ERR 07 on a Wolf Legacy Dual Fuel Range: Control Head Communication Lost E07Wolf Induction Range Cooktop Code E07: Primary control too hot 08Wolf Legacy Dual Fuel Range ERR 08 Code: EEPROM Checksum Wrong at Power-Up

F1 / Stuck RelayF1 / Stuck Relay questions

What does Stuck Relay mean on my Wolf oven?

A relay that should open and close has welded in one position. That can leave an element or motor powered unexpectedly, which is why the oven reports it as an error.

Why do you test elements and motors too?

A shorted element or motor can damage the relay. If we only change the relay and miss the short, the new relay may fail quickly. We test the full circuit.

Is it safe to use the oven with this message?

We advise against it. A stuck relay can cause heat when you do not expect it. Turn the oven off at the breaker if it heats on its own and call us.