Commercial Oven Repair in South Jersey: Why Ovens Stop Heating and What Gets Fixed

The short answer

A commercial oven that will not heat, cooks unevenly or shuts off in the middle of service usually has one of a short list of problems: the ignition system on a gas oven, a heating element or contactor on an electric one, a thermostat or sensor that reads wrong, a convection fan, or a door that no longer seals. Our technicians repair convection, deck, pizza and combination ovens in restaurants, bakeries and hotel kitchens across South Jersey.

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  • Atlantic City + 50 miles across South Jersey
  • A written quote before any repair
  • Nothing is repaired without your approval
Burners of a commercial gas range being checked

What to check first

  • Gas or power

    Gas valve open, breaker on, cord and plug seated. Many ovens will not run with the hood off.

  • What the display says

    Write down any error code or blinking light before turning it off and on.

  • Door and gasket

    A door that does not close fully lets heat out and can stop some ovens from heating.

  • Fan noise

    On a convection oven, listen for the fan. Silence or grinding points to the motor.

Is this your problem?

Pick what you see to read what it usually means.

Is this your problem?

The pilot or igniter, a flame sensor, a gas valve, or power and a safety on electric equipment.

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A dirty or misadjusted burner, a thermostat that reads wrong or a failing element.

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A high-limit, a flame sensor losing the signal or a ventilation interlock.

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A heater, a pump, the wash arms or the water supply.

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Common commercial oven problems

The oven will not light

On gas ovens the igniter or pilot, the flame sensor or thermocouple, the safety valve or the gas valve. A slow or weak ignition that finally lights is often a dirty or failing igniter.

It heats but never reaches temperature

A failed element on electric models, a burner that is dirty or underfired on gas, a thermostat or probe that reads wrong, or heat escaping past the door.

Uneven cooking

On convection ovens the fan motor, the fan blade or a reversing control. On deck ovens, a burner or element on one deck, or a stone that cracked.

It shuts off during service

A high-limit tripping because a fan stopped, a flame sensor losing the flame signal, or the hood interlock.

Ovens we work on

  • Convection ovens, gas and electric, single and double stack
  • Deck and pizza ovens
  • Combination ovens and steamers
  • Range ovens under a six- or ten-burner top
  • Other kitchen equipment in the same visit: see restaurant equipment repair
Commercial kitchen infrared broiler
Commercial kitchen infrared broiler

How an oven repair visit works

The technician checks gas pressure or supply voltage, runs the ignition or heating sequence, tests the thermostat and probes, and checks the fan and the door. You get the cause and a written quote before any repair starts. Nothing is repaired without your approval.

Call (609) 826-1174 or book a visit online.

Keeping an oven in service

  • Clean the cavity and the convection fan guard; grease on the fan slows it down.
  • Check door gaskets and hinges every few months.
  • Have burners cleaned and adjusted, and thermostats calibrated, at least once a year.
  • Put it on a maintenance plan with the rest of the kitchen.

Repair or replace an old oven

Commercial ovens are built to be repaired, and most failures are a part. Replacement is worth pricing when the cavity or burner box is cracked or rusted through, parts are no longer made, or the oven keeps failing. The written quote lets you compare.

Repair or replace?

What to look atRepair usually makes sense whenReplacement is worth pricing when
The problemAn igniter, a thermostat, a valve, a safety or a heating element.A cracked burner box, a rusted-through cabinet or failures that keep coming back.
The equipmentCommercial equipment that is built to be repaired and has parts available.Parts are no longer made for it, or it no longer fits the menu.
The costThe repair is a small part of the price of new equipment.The repair is close to the price of new equipment.

A technician tests it first and gives you a written quote, so you can compare repairing with replacing before you decide.

Brands we work on

Gesser Services is an independent service company and is not affiliated with these manufacturers. Brand names and logos belong to their owners.

Questions people ask

Why does my commercial oven take so long to light?

A weak or dirty igniter, a flame sensor that is slow to prove the flame, or low gas pressure. A technician measures each one.

Why does my convection oven cook unevenly?

Most often the convection fan or its motor, a damaged fan blade, or an element or burner that is not heating on one side.

Can you calibrate the thermostat?

Yes. The technician checks the actual temperature against the setting and calibrates or replaces the thermostat or probe.

Do you repair ovens outside Atlantic City?

Yes. Every town within 50 miles of Atlantic City, including Absecon, Margate, Ocean City and Egg Harbor Township.

Where we work

Atlantic City and every town within 50 miles, homes and businesses.

  • Atlantic City
  • Ventnor City
  • Brigantine
  • Margate City
  • Pleasantville
  • Absecon
  • Longport
  • Northfield
  • Linwood
  • Smithville
  • Egg Harbor Township
  • Somers Point
  • Ocean City
  • Pomona
  • Galloway
  • Port Republic
  • Mystic Island
  • Marmora
  • New Gretna
  • Beach Haven
  • Egg Harbor City
  • Tuckerton
  • Estell Manor
  • Mays Landing

And 95 more towns. See the service area

Need help with restaurant equipment repair?

Ovens, ranges, fryers, griddles and dishwashers. Tell us what it is doing and the team takes it from there.

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