An oven filter has a critical job to perform and a filter cannot work without one. For an oven to work properly, it must always be equipped with a clean and functional filter. As we'll see, a dirty filter can cause problems, as can having no filter at all. Depending on your situation, you have two options for running an oven: run it with a dirty air filter or without one.
If the filter is too dirty, it can prevent the oven from operating efficiently. In some cases, it can even cause it to close. The reason is that the filter clogs the system, overheating the oven. A clogged oven air filter will negatively affect airflow throughout the home and HVAC system.
The lack of fresh air in the oven will cause the heat exchanger to heat up too much and turn off. Dirty filters indirectly cause short cycling problems and will make it difficult to keep your home warm. We recommend replacing the clogged air filter before the summer season to avoid damage to the air conditioner compressor. Running the oven without an air filter for a short period of time, for example for a few hours or for a day, will not cause much harm.
If temperatures are as expected, but bills are rising, a clogged filter could force your oven to work harder. Failure to replace dirty oven air filters regularly will shorten the life of your heating system and result in moderate to severe problems. As you may have noticed, many have emphasized the importance of not running an oven without its air filter. But running the oven or air handler without a filter for days, months, and even years, as some homeowners do, will cause damage.
While the filter helps with air quality, its true purpose is to prevent those particles from accumulating on oven machinery. The filter may seem inconsequential at first, but it is one of the most important parts of the oven. But sometimes, problems with your oven due to a dirty air filter will prevent it from generating enough heat when you need it most. The purpose of an oven air filter is to keep your HVAC system in perfect condition, especially the fan motor and evaporator coils.
Running an oven without a filter, that is, for long periods of time, has almost the same side effects as using it with a dirty one. An oven filter not only purifies the air, but it keeps the internal mechanisms of your HVAC system working properly. But get a replacement filter as soon as you can and try not to neglect your oven's need for a clean, functional filter. To ensure that the air in your home is safe to breathe, it is important to continuously replace the oven air filter to prevent dirt and debris from seeping into the air supply.
It's definitely not a good idea to run the oven without a filter for a long time, as one day it probably won't cause major problems.