What's Included
- Convection element and motor replacement for La Cornue wall ovens
- Bake and broil element service
- RTD temperature probe and thermostat replacement
- Door lock assembly and door gasket service
- Château Vault Oven burner orifice and gas valve service
- Vault oven thermocouple replacement
- Oven temperature calibration across the full cooking range
La Cornue produces two fundamentally different oven types: the Convection Wall Oven, which uses modern electric heating elements and a convection fan, and the legendary Château Vault Oven, whose high-arched cast-iron dome and gas-fired radiant heat have no equivalent in modern appliance manufacturing. Each requires a completely different service approach.
La Cornue Convection Oven Repair
The La Cornue Convection Wall Oven uses electric bake and broil elements with a convection fan to deliver even, precise heat distribution. Common failure modes include:
- Oven not heating: bake element failure, relay fault, or control board issue. Element replacement from $195; relay service from $395.
- Uneven baking: convection fan motor failure or worn bearing causing reduced airflow. Fan motor replacement from $245.
- Temperature inaccuracy: RTD probe drift or thermostat fault. Probe replacement from $185; calibration service from $155.
- Door not sealing: worn door gasket or hinge fault allowing heat escape. Gasket replacement from $175; hinge service from $225.
- Control panel fault: display module or control board failure. Board service from $395.
La Cornue Vault Oven Repair
The Château Vault Oven is unlike any other oven in the world. Its patented high-arch vault — machined from cast iron and finished in La Cornue's signature enamel — creates a radiant cooking environment that can bake, roast, and braise simultaneously. The oven is gas-fired, with a burner system calibrated to produce the specific heat pattern that makes vault cooking unique. Faults in this system require specialist knowledge:
- Vault burner not lighting: thermocouple failure, gas valve fault, or pilot system issue. Thermocouple service from $185.
- Uneven vault heat: burner orifice restriction or gas pressure deviation. Gas combustion service from $195.
- Temperature control inaccuracy: thermostat drift on mechanical systems, control board issue on electronic models. Thermostat service from $225.
Our Repair Process
- Book a diagnostic visit — same-day for vault oven gas emergencies
- On-site diagnosis with platform-specific knowledge
- Written estimate before any work begins
- Repair with factory-grade parts
- Parts and labour warranty
Transparent Pricing
La Cornue Oven repair starts from $225. Final cost confirmed after on-site diagnosis.