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Common Problems

La Cornue appliance guides in this category.

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When the Oven Grill Heats but the Oven Does Not (or the Other Way Around)

A La Cornue vaulted oven’s grill and its main bake heat are controlled separately, on both gas and electric versions…

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When a La Cornue Warming Drawer Stops Heating

The electric warming drawer built into some Château models has its own thermostat and heating circuit, separate from the vaulted…

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Château vs CornuFé: What the Difference Means for Repair and Ownership

Château and CornuFé are both La Cornue ranges, but they are built to different philosophies — one built around near-total…

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When a La Cornue Oven Shuts Off Mid-Cook: The High-Limit Switch

An oven that suddenly shuts off in the middle of cooking, rather than simply running hot or cold, is very…

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La Cornue Hood Backdraft Damper Stuck: Why Air Flows the Wrong Way

A backdraft damper that is stuck open or closed can make a perfectly good hood motor look like it has…

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French Top Uneven Heat or a Cracked Plate: Two Different Problems

A French top that heats unevenly, or that has developed a crack, describes two different problems — one about a…

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Spark Module Clicking Continuously After a La Cornue Burner Lights

A burner that lights normally but keeps clicking afterward is describing the spark module, not the flame — and it…

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Weak or Flickering Flame on a La Cornue Burner

A La Cornue burner that lights and stays lit but burns weak, uneven, or flickering rarely means the burner has…

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French Top, Power Burner, Lava-Rock Grill: Diagnosing Which Part of a La Cornue Cooktop Failed

A La Cornue cooktop is really several different cooking mechanisms sharing one hob, and the useful first question is never…

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Gas Oven Burner Lights, Then Drops Out: The Thermocouple Behind a La Cornue Vaulted Oven

A gas-fired La Cornue vaulted oven that lights and then goes out again after a few minutes is the classic…

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