The short answer
Gleadale Appliance Services repairs gas, induction, and electric cooktops from Wolf, Viking, and Thermador in Vernon homes, and also services Sub-Zero refrigeration. We diagnose the cause on site, whether that's a failed igniter, spark module, gas valve, or induction board. Then we explain the repair before starting work.
When a cooktop burner won't light, clicks nonstop, or an induction zone stops heating, cooking at home gets hard fast. Gleadale Appliance Services repairs premium cooktops in Vernon homes, ZIP 90058, about 10 miles south of our base in Glendale. We work on gas, induction, and electric radiant cooktops from Wolf, Viking, and Thermador. Many of the same kitchens also have Sub-Zero refrigeration, which we service as well. We are an independent repair company, not affiliated with or endorsed by any manufacturer. This page covers the cooktop problems we see most often, what you can safely check yourself, and what happens during a repair visit.
Gas Cooktop Problems We Fix
Most gas cooktop calls come down to ignition, flame quality, or controls. On high-output sealed burners, like Wolf's dual-stacked burners, Thermador's Star burners, or Viking's sealed burners, small parts take a lot of heat and wear over time. A spill that runs under a burner cap can also short an igniter or block the gas ports.
We test each component in order instead of swapping parts and hoping. That keeps the repair focused on what actually failed.
- Burner won't light, or lights only with a match
- Constant clicking after the burner is lit, or clicking when the cooktop is off
- Weak, yellow, or uneven flame around the burner ring
- Simmer setting that goes out or runs too hot
- Control knobs that are loose, stiff, or won't turn to the light position
- Igniter that sparks on one burner but not the others

Induction and Electric Cooktop Repair
Induction cooktops from Wolf, Thermador, and Viking rely on circuit boards, cooling fans, and sensors under the glass. When a zone stops heating, shows an error code, or won't recognize a pan, the cause can be a failed power board, a blocked cooling fan, an overheated sensor, or a problem with the cookware itself. We check the simple causes first, then test the electronics.
For electric radiant cooktops, common failures include burned-out elements, faulty infinite switches, and hot-surface indicator lights that stay on. Cracked glass is also something we can assess, though a cracked surface usually means the glass top needs to be replaced rather than repaired.
- Induction zone not heating, or pan not detected
- Error codes on the display or touch controls that don't respond
- Cooling fan running loudly or not at all
- Radiant element that won't heat or stays on high
- Cracked or chipped glass ceramic surface
What You Can Check Before Calling
A few quick checks can save you a visit or help us narrow down the problem. On gas cooktops, make sure the burner cap is seated flat and centered, and that the burner base is dry. Wet igniters often keep clicking until they dry out, which can take a few hours after a boil-over. Use a straight pin, not a toothpick, to clear clogged burner ports, because wood can break off inside.
On induction cooktops, test the zone with a pan you know is magnetic, and make sure nothing is blocking the vents under the unit. If the cooktop has a control lock feature, confirm it isn't turned on. For any cooktop, check the circuit breaker before assuming a part has failed.
If you smell gas, don't try to troubleshoot. Turn off the burners, avoid using switches or flames, leave the house, and call your gas utility from outside.
Tell us what your appliance is doing.
How a Repair Visit Works in Vernon
Tell us the brand, model number, and what you're seeing when you schedule. The model number is usually on a label under the cooktop or on the side of the burner box. With that information, we can bring the parts most likely to be needed for your Wolf, Viking, or Thermador unit.
At your home, the technician confirms the symptom, tests the ignition system, gas valves, switches, or boards, and explains what failed and why. You decide whether to go ahead before any work starts. If a part has to be ordered, we schedule a return visit once it arrives. Before leaving, we test every burner or zone, not just the one that was repaired.
Nearby Areas We Serve
Along with Vernon, we repair cooktops and other premium appliances in Maywood, Monterey Park, Alhambra, South Pasadena, and San Gabriel. If your kitchen also has a Sub-Zero refrigerator or a Wolf, Viking, or Thermador oven or range, we can look at those during the same visit when time allows.
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