La Cornue Appliance Repair in Miami & South Florida

Your La Cornue Château 150 in the Star Island estate kitchen loses its left-oven thermostat calibration during a dinner party prep — the oven is set to 350 but the analog dial is reading 280, the bread proof is stalled, and you’ve got 16 people arriving in an hour. La Cornue is the most exclusive cooking equipment in the world, hand-built in Saint-Ouen-l’Aumône, France since 1908, and there are exactly the number of trained service techs in South Florida that you’d expect for a brand at that price point — vanishingly few. We service La Cornue Château, CornuFé, and the legacy heritage La Cornue ranges across South Florida. Call (754) 345-4515 for factory-trained La Cornue service; we coordinate parts directly with the French factory when needed.

About La Cornue

La Cornue was founded in 1908 by Albert Dupuy in Saint-Ouen-l’Aumône just outside Paris, originally to build a vaulted oven design that distributes heat more evenly than a standard convection oven. The brand has been continuously family-run for over a century (Dupuy’s descendants still own and operate the company), and every Château range is hand-built to order by a single craftsman over roughly five weeks. The Château 75, 90, 120, 150, 165, and Grand Palais 180 are the flagship products, with custom enamel colors (Bourgogne, Bleu Provence, Olive, and dozens of others), brass or chrome trim choices, and configurable cooktop combinations (gas burners, French plaque, induction, fish kettle). Below the Château sits the CornuFé, which is the more accessible (still very expensive) factory-built line. In South Florida you’ll see La Cornue in $10M-plus single-family residences on Star Island, Indian Creek, Fisher Island, the Coral Gables historic district, and the most ambitious Palm Beach estates.

Common La Cornue Problems We Fix

La Cornue is built to last decades, so the failures we see are mostly thermostats, electronics on the electric ovens, and gas valve calibration. The brand has remarkably few mechanical failures relative to its complexity:

• Analog thermostat drift on Château vaulted ovens. The capillary-tube thermostat drifts over time and the actual temperature differs from the dial setting. We recalibrate and, if needed, replace the thermostat (sourced from France).
• Electric oven element burnout on the convection oven side of dual-fuel Château. Element shorts to ground. OEM replacement; we coordinate with the factory.
• Gas burner igniter failure. Igniter electrode degrades. Less common because La Cornue uses heavier-duty components than most brands, but does happen.
• Gas valve calibration drift. Manifold pressure shifts and burners don’t reach max BTU. We re-calibrate.
• Door hinge spring fatigue. The heavy enamel doors put more stress on the hinges than a standard range. After 10-15 years the springs need rebuild. OEM kits are available.
• CornuFé F-series control board fault. The factory-built CornuFé has a modern electronic control board that can fail. We coordinate parts replacement.
• French plaque (solid hotplate) cracking. The cast solid hotplate can crack under thermal shock. Replacement is OEM and the part ships from France.

South Florida Service Areas

La Cornue calls land in the highest-end neighborhoods. Heavy presence in Star Island, Indian Creek, Fisher Island, La Gorce, Sunset Island, North Bay Road, the Coral Gables historic district (specifically Old Cutler, Coral Way, and the Country Club section), Coconut Grove (waterfront), Bal Harbour, and the most exclusive Manalapan and Palm Beach properties. In Broward we cover Harbor Beach (Fort Lauderdale), Hillsboro Beach, and the most exclusive Parkland and Weston estates. We work with the buyer’s design firm or property management team to schedule access in gated communities.

What to Expect

Service call is $59 (often waived for La Cornue if travel inside our standard area). One-hour arrival window for La Cornue calls — we don’t want to keep an Indian Creek household waiting any longer than necessary. Every La Cornue tech is factory-trained on the platform and we coordinate parts directly with the French factory through the U.S. distributor. Most repairs require parts shipped from France, which takes 5-10 business days. Diagnosis and quote are usually completed on the first visit; repair completion follows once parts arrive. 90-day labor warranty.

FAQ

Will you work on a 1980s heritage La Cornue?
Yes. The original analog Château platforms are remarkably serviceable because the components are largely standardized French gas-range parts. Thermostats and gas valves are still available, often from current inventory.

Are parts only available from France?
Most cosmetic and mechanical parts ship from France. Some standardized parts (igniters, certain gas valves) are available from U.S. inventory.

How long does La Cornue last?
The cabinet is functionally permanent. The mechanical parts — thermostats, burner heads, gas valves, hinges — have 20-30 year service lives with normal use. Many of the Château ranges installed in the 1970s are still in daily service.

Do you handle warranty work on a recently-purchased Château?
Factory warranty work is coordinated through the U.S. distributor (Purcell Murray). We can handle out-of-warranty service and coordinate with Purcell Murray when needed.

Can you re-enamel a chipped Château door?
Re-enameling is sent back to the factory; we coordinate the shipping and reinstallation.

La Cornue Maintenance Notes

La Cornue is built to outlast its first owner, but a few maintenance habits keep it operating at factory spec.

Polish the brass or chrome trim quarterly with a non-abrasive metal polish. Salt air dulls finishes fast in oceanfront South Florida.

The vaulted oven interior benefits from monthly visual inspection. Don’t use abrasive cleaners on the porcelain enamel — a damp cloth and warm soapy water removes most cooking residue. For stubborn buildup, baking-soda paste applied for 20 minutes and wiped off is safer than commercial oven cleaners.

The cast-iron burner grates need seasoning every 6-12 months. Wipe with a thin coat of high-smoke-point oil (grapeseed or refined avocado), heat the burner on low for 30 minutes, let cool. This prevents rust in Miami’s humidity.

Check the gas burner igniters annually for spark strength. Weak igniters fail to light reliably; replacement is straightforward.

For dual-fuel models with electric ovens, run the convection fan briefly each month even if you don’t bake — this keeps the bearings lubricated by the residual oil from cooking sessions.

La Cornue Repair Pricing in South Florida

• Thermostat recalibration: $245-$330
• Thermostat replacement (parts from France): $585-$885
• Convection fan motor replacement: $510-$720
• Gas igniter replacement: $245-$330
• Door hinge spring rebuild: $385-$540
• French plaque replacement (parts from France): variable, quoted on diagnosis
• CornuFé F-series control board: $585-$820

Travel from outside the standard area may add a fee on La Cornue calls. Written estimate before work begins. Parts shipping from France: typical 5-10 business days.

Call Berne for La Cornue Repair

La Cornue is a generational appliance and deserves generational-quality service. Call (754) 345-4515 or schedule online for factory-trained La Cornue service across South Florida. OEM parts coordinated with the French factory and a 90-day labor warranty on every job.

La Cornue Error Code Reference

The codes below show up most often on La Cornue service calls across Miami-Dade, Broward, and Palm Beach. Reading the code first cuts diagnostic time and helps us bring the right OEM part on the truck. If your unit shows a code that’s not in this table, call (754) 345-4515 and we’ll walk through the code with you.

La Cornue Models We Service

La Cornue runs an extensive model catalog. The list below covers the SKUs we see most often on South Florida service calls. If your model isn’t here, we still service it — most La Cornue SKUs share parts platforms across model years and tier lines.

• Chateau 75 (30-inch range, vaulted oven)
• Chateau 90 (36-inch range, vaulted oven + gas top)
• Chateau 120 (48-inch range, dual ovens + 5-burner top)
• Chateau 150 (60-inch range, dual ovens + simmer plate)
• CornuFe 90 Albertine (36-inch dual-fuel range)
• CornuFe 110 Albertine (43-inch dual-fuel range)
• Le Chateau Suprême 1800 (custom, 70-inch)
• G4 Wall Oven (30-inch vaulted electric)

Where La Cornue Lives in South Florida

Ultra-luxury custom kitchen, French heritage. La Cornue is the French heritage brand that anchors the most expensive South Florida luxury kitchens. We service La Cornue in Bal Harbour estates, Star Island and Fisher Island homes, Indian Creek waterfront properties, and a select few Coral Gables and Coconut Grove custom homes where the client commissioned a Chateau 120 or Chateau 150. The Chateau ranges run $35,000-$95,000 new, so our repair-vs-replace math always favors the repair through year 25+. Cabinetry is custom-fit to the specific range and replacement is rarely a drop-in.

La Cornue Service Interval Recommendations

The cadences below come from our field experience on La Cornue in South Florida — humidity, salt air, and high-traffic kitchens push intervals tighter than the manufacturer manuals usually publish.

La Cornue and the South Florida Climate

La Cornue Chateau ranges are largely analog — thermocouple gas safeties rather than electronic ignitions, brass burners rather than sealed-tier ones, enamel cast-iron rather than stamped stainless. The Miami salt-air corrodes the brass burners on coastal Bal Harbour and Star Island installs faster than inland sites. We polish the brass with non-abrasive metal polish during annual service and apply a thin protective wax. Thermocouple replacement happens at year 10-15 on most calls.

La Cornue Extended Repair Pricing

Pricing below is the working range our techs see on La Cornue in 2026 across South Florida. The bottom of each range is a straightforward part-swap; the top accounts for harder access, additional diagnostics, or rare-stock parts that require special-order fulfillment.

What Happens on the First La Cornue Visit

Every La Cornue call starts the same way. The tech confirms the model and serial number on the data plate, photographs the install for the file, and asks two or three diagnostic questions before pulling the unit. Bringing the right error code, the unit’s age, and any recent power events (lightning, brown-out, breaker trip) to the call cuts diagnostic time roughly in half. Most La Cornue repairs finish on the first visit if the model is current production and the failure matches a common pattern. Sealed-system work, control-board replacements, or specialty parts that need to ship from outside our local warehouse can stretch to a return visit.

Before the tech leaves, you get a written estimate with the part number, the labor charge, the warranty coverage, and the expected completion date if a part needs to be ordered. We don’t charge for the estimate beyond the $59 service call (which applies to the repair if you approve the quote). If the unit isn’t worth repairing — which happens occasionally on La Cornue units past the 15-20 year mark — we say so plainly and refund any deposit beyond the service call. Honest repair-vs-replace math is a core part of how we work.

La Cornue Service Across South Florida Neighborhoods

Our La Cornue dispatch covers all of Miami-Dade County, all of Broward County, and the populated portions of Palm Beach County. The highest-volume La Cornue ZIP codes in our records cluster in 33156 (Pinecrest), 33176 (Kendall), 33133 (Coconut Grove), 33134 (Coral Gables), 33139 (Miami Beach), 33154 (Bal Harbour / Surfside), 33180 (Aventura), 33160 (Sunny Isles), 33301 (Fort Lauderdale Las Olas), and 33019 (Hollywood beach). We hit Aventura and Sunny Isles on morning routes from our Aventura staging point. Brickell and downtown Miami (33131) route from the Coral Gables dispatch. Hallandale Beach and Hollywood (33009, 33019, 33020) route from the Hollywood dispatch.

For Palm Beach county we schedule La Cornue service in Boca Raton, Delray Beach, Boynton Beach, and West Palm Beach with at least 24 hours of lead time. The drive from Aventura adds 35-50 minutes and we route Palm Beach calls in afternoon blocks to minimize windshield time. Same-day Palm Beach service is possible when the calendar allows it but isn’t guaranteed.

More La Cornue Questions We Get

Are your techs La Cornue trained?
Yes. Berne is one of the few authorized La Cornue service providers in South Florida. Our techs complete the La Cornue technician orientation and stay current on Chateau and CornuFe service procedures.

Where is the La Cornue serial number?
Chateau ranges: on a brass plate inside the lower storage compartment behind the kick panel. CornuFe ranges: inside the storage drawer at the front frame.

Can La Cornue parts be sourced in the US?
Yes through the La Cornue North America parts pipeline (Norwell, Massachusetts). Thermocouples, burner caps, hinges, sensors, enamel touch-up paint are stocked. Specialty cosmetic pieces ship from the Saint-Ouen-l’Aumône factory in France with 4-8 week lead time.

Is annual maintenance worth it on a Chateau?
Strongly yes on a $35,000-$95,000 range. Annual brass polishing, enamel waxing, thermocouple condition check, and gas pressure verification cost $385-$485 per visit and add 5-8 years to typical service life. We schedule annual La Cornue service in 12-month blocks.

Can my Chateau 120 be converted between NG and LP?
Yes — La Cornue ships both orifice sets with the range. Conversion involves swapping orifices on every burner, re-pinning the regulator, and verifying the bake burner sizing. We perform LP conversions for Key Biscayne and Fisher Island relocations.

Need La Cornue service today? Call (754) 345-4515 or book online. We bring the parts on the truck, give you a written estimate before any work, and stand behind every La Cornue repair with a 90-day labor warranty.