F20
Viking · VDOF730SS 30 in 7.3 cu ft Double Wall Oven with Convection and Self-Cleaning
The gas valve solenoid for the lower oven burner has failed or is stuck, preventing proper gas flow and burner ignition.
Error F20 on the Viking VDOF730SS 30 in 7.3 cu ft Double Wall Oven with Convection and Self-Cleaning means: Lower Oven Gas Valve Solenoid Fault. The top-ranked community fix is “Replace Lower Oven Gas Valve Solenoid” (hard difficulty, ~50 min, DIY cost: $70-$100). 2 community-ranked fixes available below.
Published February 2026 · 2 fixes · oven
Content is based on manufacturer service documentation, community repair experience, and OEM technical bulletins. Always verify with your owner's manual.Learn about our editorial standards.
While many oven repairs can be done safely at home, consider hiring a qualified technician if:
Average professional repair cost for this issue: $200-$280.
Upper Oven Temperature Sensor Fault
Lower Oven Door Switch Fault
Upper Oven High Limit Thermostat Open
Lower Oven Fan Motor Overload
Upper Oven Door Gasket Damage
Lower Oven Control Board EEPROM Fault
Upper Oven Door Shaft Seal Leak
Lower Oven Pressure Switch Failed
The Viking VDOF730SS 30 in 7.3 cu ft Double Wall Oven with Convection and Self-Cleaning has 8 other known error codes:
Error code F20 also appears on 3 other Viking models:
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