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5 common reasons your oven won’t heat up

If your oven won’t heat up, it can be extremely frustrating. Ovens are an essential part of cooking delicious meals, so when they malfunction (even if only temporarily), lives are disrupted! We know how important functionality is in the kitchen, which is why we studied 5 common causes behind non-heating ovens – this way, you can troubleshoot and get back to what’s most important: making mouthwatering recipes for yourself and your family.

Reason #1: Blocked vents

One of the most common causes is blocked vents. Vents are responsible for circulating the air inside the oven cavity, which helps ensure even and consistent cooking temperatures. If your vents are blocked or partially blocked, they can’t do their job properly and will cause uneven heat distribution throughout your oven.

This can easily be checked by removing the racks in your oven and looking inside to see if any food particles have become trapped around the edges or near vents.

Reason #2: Faulty thermostat

The thermostat is the component that regulates the temperature of your oven and lets you know when it’s reached the desired level. When your oven is not heating up properly, the first thing you should check is if the thermostat has malfunctioned or broken.

Symptoms of a faulty thermostat include an oven that won’t reach a specific temperature, heats too slowly or inconsistently, and won’t turn on at all. You may also notice that your oven takes longer to preheat than usual. If you believe this is what is causing your problem, hire a professional repairman as soon as possible, as this kind of repair can be tricky if you don’t have experience with it.

Reason #3: Igniter problem

An igniter is an electrical component that produces a spark which lights the gas in the oven burner. When an igniter starts to wear out, it will produce either too little or no spark at all, resulting in a pilot light or burner that won’t stay lit.

To diagnose whether or not your igniter is malfunctioning, visually inspect it for any visible signs of damage, such as cracks or discolouration. Then check to make sure its resistance is correct; if not, then you’ll need to replace it.

Reason #4: Broken heating element

If your oven is turning on but not heating, the most likely culprit is a faulty heating element. The heating element is the main source of heat in the oven and if it is not working properly, it cannot generate enough heat. This can manifest itself in a number of ways, for example, by taking too long to reach the desired temperature or by uneven cooking.

In order to properly diagnose what might be going on with your heating element, it’s best to consult an expert for help. They will be able to identify whether it needs to be repaired or replaced so that you can get back to using your oven at its optimal performance level.

Reason #5: Door not sealing

Another potential cause is that the door may not be sealing correctly. This could happen if the seals around the door have become worn or damaged or if something is blocking them from closing properly.

If this is the case, you’ll need to replace the seal and check for any obstructions in order to get your oven working again. In some cases, you may only need to adjust the hinges so that they close more tightly against the frame of your oven. If none of these solutions works, call a professional repairman.

oven won't heat up

What to do if your oven does not heat up?

The first step in fixing an oven that does not heat up is to check the power supply. Ensure the outlet you are using receives power — try plugging something else into it to test. Also, make sure that the circuit breaker has not been tripped or blown a fuse. If everything looks good on that front, try unplugging the oven for 5 minutes and then plugging it back in again. This will reset any internal settings that might have been changed accidentally or due to a power surge.

Then you need to clean the cavity of the oven. This is an essential process for ensuring your appliance functions properly and heats efficiently. To get started, ensure that all food residue has been removed from the inside of the oven, as it can accumulate and impede performance.

Next, use a damp cloth or a specialized cleaner to scrub any grime off of internal surfaces such as racks, walls, door seals and burners. For more challenging areas, you may need to use a non-abrasive scrubbing pad or special degreasers.

When cleaning is complete, dry the inside of your oven thoroughly before turning it on again to prevent further damage from moisture seeping into electrical components.

It’s also important to take a look at the electrical connections within your oven and make sure everything is connected properly and securely. If there are any loose wires or faulty connections that need to be fixed, then this should be done as soon as possible.

Author: Jacob Dillard
My name is Jacob Dillard, and I am the author of articles at Appliance Repair Expert. Since childhood, I have been fascinated by technology and spent much time reading different books and trying to repair my first CD player. Then, I graduated from the University of Toronto with a degree in Applied Science and Engineering. In a year, I got my first job as a technician at an appliance repair company. After years of practice and working with professionals, I decided it was time to share my knowledge and experience here at Appliance Repair Expert. I want to help you understand everything related to appliance repair, maintenance and installation in the simplest way possible. It will be fun, believe me!
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