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4.7 - Excellent

Thermador Rangetop Repair in St. Johns

1-Year Warranty on Labour & 6-Month Warranty on Original Parts. Certified Appliance Repair Technicians with 7+ Years of Trusted Experience

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Reviews
4.7 - Excellent
The average rating for our Specialists is 4.7, based on 173 reviews

Common Rangetop Issues

Thermador Star burner rangetop won't ignite
The Pro-Grand Star burner uses one central electrode. Carbon on the tip or a cracked ceramic insulator kills the spark. We clean or replace the electrode and reset the gap to Thermador spec.
Thermador Star burner uneven flame across arms
Uneven flame across the star pattern means clogged ports on one or more arms. We pull the burner head, soak it in degreaser, and clear individual ports with a fine pin to restore even pattern.
Thermador Pedestal Star burner simmer too high
The signature Pedestal Star low-flame simmer needs a precisely set bypass. We open the rear bezel and adjust each bypass screw to Thermador spec for a true 140 BTU simmer.
Thermador rangetop continuous spark clicking
A wet ignition switch or carbon on a burner cap shorts the spark module. We dry the area, clean the caps, and replace the shorted switch if clicking persists when dry.
Thermador ExtraLow simmer plate not heating
The ExtraLow simmer plate cycles the burner for ultra-low simmer. If it doesn't activate, the controller's cycle relay has failed. We replace the relay or controller and verify proper cycling at the simmer setting.
Thermador rangetop griddle plate uneven heat
Warped griddle plates from sustained high heat cause uneven cooking. Mild warping can be lapped flat; severe warping requires plate replacement. We source the OEM Thermador griddle for your model.
Thermador grill cartridge won't ignite
The grill cartridge has its own electrode that gets fouled by drippings. We clean the electrode and grill ports, verify the spark gap, and replace the ignition switch if it shorts when wet.
Thermador rangetop heavy grate cracked
Cracked continuous grates make pots unstable. We replace the grate with the OEM Thermador Pro-Grand cast-iron unit matched to your model so pots sit level and slide smoothly.

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Thermador is an American luxury kitchen appliance brand founded in Los Angeles in 1916 by William Cranston Hastings. The company was an early innovator in electric cooking, producing one of the first built-in wall ovens in the 1940s. Thermador introduced the Pedestal Star Burner in 1991 — a star-shaped gas burner design that became one of the brand's most distinctive features, offering a wider flame spread for more even cooking. Thermador was acquired by Bosch's parent company, BSH Home Appliances, in 1997 and now sits in the BSH premium residential appliance portfolio alongside Gaggenau. The brand produces professional-style gas and dual-fuel ranges, built-in column refrigerators and freezers, steam ovens, dishwashers with a signature stainless steel interior, and ventilation. Thermador dishwashers include a third rack and the brand's Freedom Induction Cooktop is a fully integrated surface without traditional burner positions. In Jacksonville's luxury home market, Thermador appliances appear in high-end custom kitchens.

Our technicians service Thermador luxury residential appliances in Jacksonville-area homes. Thermador appliances are premium units with precision engineering that demands careful, technically accurate diagnosis. We work on Thermador gas ranges and dual-fuel ranges for issues including ignition system failures, gas valve diagnostics, oven temperature sensor replacements, and convection fan motor issues. For Thermador dishwashers, we handle circulation pump failures, door hinge mechanism repairs, and control board diagnostics. Thermador built-in refrigerators and column units are serviced for sealed system issues, ice maker faults, and control board replacements. We source Thermador-compatible parts through BSH parts channels to maintain these appliances' specifications.

Thermador Star burner rangetop won't ignite: The Pro-Grand Star burner uses one central electrode. Carbon on the tip or a cracked ceramic insulator kills the spark. We clean or replace the electrode and reset the gap to Thermador spec. | Thermador Star burner uneven flame across arms: Uneven flame across the star pattern means clogged ports on one or more arms. We pull the burner head, soak it in degreaser, and clear individual ports with a fine pin to restore even pattern. | Thermador Pedestal Star burner simmer too high: The signature Pedestal Star low-flame simmer needs a precisely set bypass. We open the rear bezel and adjust each bypass screw to Thermador spec for a true 140 BTU simmer. | Thermador rangetop continuous spark clicking: A wet ignition switch or carbon on a burner cap shorts the spark module. We dry the area, clean the caps, and replace the shorted switch if clicking persists when dry. | Thermador ExtraLow simmer plate not heating: The ExtraLow simmer plate cycles the burner for ultra-low simmer. If it doesn't activate, the controller's cycle relay has failed. We replace the relay or controller and verify proper cycling at the simmer setting.

Thermador repairs demand methodical precision. We begin with a complete diagnostic — including fault code retrieval from the control electronics and a physical inspection of the relevant mechanical systems. Thermador appliances are often installed in custom cabinetry, so we take particular care during disassembly to avoid damaging surrounding millwork or custom panels. We source correct Thermador-compatible replacement parts and complete the repair to the appliance's original specifications. After the repair, we run a full operational test — including oven calibration verification for ranges and a complete wash cycle for dishwashers. All Thermador repairs are backed by our 90-day labor warranty.

What our clients say about us

We served more than 100,000 households!
Real feedback from homeowners

Reviews

"Great service. Refrigerator issue resolved in a timely manner. Andre projected a polite, friendly demeanor "

2 months ago
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"Had an issue with our electric stove, and John fixed it with ease. Great service and very professional. Will recommend to others."

3 months ago
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"I contacted the company Alansy LLC. In our office the refrigerator LG broke down. Technicians Arrived quickly. Professionals. Identified the malfunction quickly and correctly. Diagnostics at the highest level. Repair was done on the same day. I recommend this company to everyone. "

4 months ago
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"Quick and reliable service. My dryer was fixed the same day I called, and the repair was done to a high standard. Highly satisfied with the results. "

4 months ago
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"Outstanding experience. Scheduled an appointment for the day after I called. Showed up during scheduled window. Within 15 minutes had the drier apart and the issue diagnosed. Explained and showed me the issue and was clear about pricing for repairs. Had parts on hand and repairs completed within 30 minutes. "

5 months ago
Reviews

"The Walk in cooler in my restaurant is broken. I called Alansy LLC. The technicians arrived very quickly and carried out diagnostics. All technicians are professionals. My LARKIN refrigerator was repaired. I recommend this company to all restaurant and store owners. Everything is just great."

5 months ago

Our 3-Step Process to Fix Your Appliances

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Contact our team 24/7 and tell us about your issue

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Our 4 Guarantees – Your Peace of Mind

Discover the benefits of choosing Alansy Appliance Repair

Best Value Guarantee

Affordable Repairs, No Compromises

We offer competitive pricing without hidden fees, ensuring you get excellent service at a fair price

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Best Quality Guarantee

Guaranteed Quality Workmanship

We back our work with a 1-year guarantee. You can trust us to get it right the first time

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Expert Technicians You Can Count On

Our team consists of certified and friendly professionals who treat your home with care and respect

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Parts Guarantee

6-Month Warranty on Parts

We use high-quality replacement parts, each covered by a 6-month warranty for your peace of mind

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Don’t wait – call our experts and get your appliance fixed today!

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FAQ

How much does a Thermador rangetop repair cost?

Most Thermador repairs run $245-$685. Star burner heads, Pedestal kits, ExtraLow controllers, and pro-grade valves are at the upper end; electrodes are lower. We give a firm written quote.

Repair or replace my Thermador rangetop?

Thermador Pro-Grand rangetops are designed for 20+ years. Repair almost always makes financial sense against the cost of a new pro-grade unit. We give honest replace-versus-repair guidance.

How long does a Thermador rangetop repair take?

Most visits finish in 75-120 minutes once parts arrive. Star burner heads, Pedestal kits, and ExtraLow controllers are special-order from the Thermador (BSH) distributor, adding 5-10 business days.

Do you use OEM Thermador parts?

Yes — we install genuine Thermador (BSH) parts only. Star burner heads, Pedestal assemblies, and ExtraLow controllers have no aftermarket equivalent that maintains the original Thermador burn pattern.