Wolf Legacy E Series Code Error 07 x 20: right convect fan triac open

What Error 07 x 20 means

On Wolf Legacy E Series wall ovens such as the SO30TE/S/TH and SO30PE/S/PH, Error 07 x 20 tells us the control sees the right convect fan triac as open. The x in the code is the cavity digit. In plain words, the circuit that should switch this part on is not completing when the oven asks for it. The code appears in the display, and the matching function may not run until the condition is cleared.

Common causes of Error 07 x 20

The right convect fan triac output on the control board not switching as commanded
A loose or damaged wire or connector between the control and the fan motor
The fan motor itself no longer completing the circuit

✓ One safe check you can try

1. Press OFF and let the oven cool completely. 2. Make sure the door closes fully and nothing is wedged in it. 3. Switch the oven breaker off for one minute, then back on. 4. Start a short bake and see whether Error 07 x 20 returns. 5. If it comes back, stop using the oven and call us. Please do not open panels or test wiring yourself.

! Why to stop there

The right convect fan triac sits in the control circuit, so a measured test tells us whether the board or the wiring is the cause.
Resetting the breaker can clear the display without correcting the condition behind Error 07 x 20.
We quote in writing before any work and back the repair with a 30-day workmanship 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.

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Other Wall Oven codes

0121Wolf M Series Oven Code 0121: upper right convection relay shorted 0221Wolf M Series Code 0221: Upper Bake Element DLB Shorted 0321Wolf M Series Oven Code 0321: Broil Relay Shorted on the Upper Element 0421Wolf M Series Code 0421: upper left convection relay shorted 0630Wolf M Series Oven Code 0630: Auxiliary DLB Shorted 1D21Wolf M Series Code 1D21: Both upper broil element DLbs open 3721Wolf M Series Code 3721: Upper door lock switch position invalid 2030Wolf M Series Code 2030: Relay board ambient thermistor circuit

Error 07 x 20Error 07 x 20 questions

What does Error 07 x 20 mean on my Wolf oven?

On Legacy E Series wall ovens the code says the right convect fan triac is open. Treat the x as the oven cavity number. It points at one circuit the control checks, not at the whole oven, so other functions may still work normally.

Can I keep using the oven with Error 07 x 20 showing?

That depends on the part involved, and the oven may already block the related function. We would rather you stop and call than run a cycle while the control is unsure about this circuit.

Will a breaker reset fix Error 07 x 20?

A reset is worth one try after the oven cools, but if the right convect fan triac reading returns, the cause is still there. Book a visit and we will give a written price before starting any work.