A dirty air filter restricts the flow of cold air, causing it to build up inside the air conditioner and reducing the internal temperature. With enough time, that buildup of cold air can eventually cause ice to form on the coils. A clear sign that the air conditioning filter needs to be replaced is when the back of the unit is too hot. If the filter is very dirty, you may even feel hot air coming out of the back of the unit.
A clogged filter forces the air conditioner to work harder to keep the house cool. This will lead to more frequent air conditioner repairs and will ultimately shorten the life of the unit. Reduce the load by simply changing the air conditioning filter regularly. In addition, a dirty filter can cause dirt to build up inside the air conditioner.
That dust and dirt will clog the parts and damage the air conditioner. An overheated air conditioner can be a sign of a clogged air filter. If the air conditioner filter is dirty, the air conditioner unit will work harder when turned on to keep the room cool. Consequently, this will put more pressure on the air conditioner and cause it to produce a lot of heat.
Fans push air through the filter. If the filter becomes too clogged with dust, dander, and dirt, the fan will have to work harder to get air through a clogged filter. With reduced airflow, you may experience hot and cold spots in your home, and it may be difficult to reach desired indoor temperature levels. A dirty air conditioning filter will allow dust, dander and dirt that should seep into the air duct system.
If the air conditioner is working, but the air that comes out is warm or the room temperature never reaches the correct temperature, you should first check if the air conditioner filter is dirty. A dirty air filter or lack of an air filter allows dust, dirt and allergens to build up in your home's ducts. To clean the reusable air filter, you must safely remove it from the air conditioner unit and rinse it in a bathtub or sink with warm water. A dirty air filter can cause poor indoor air quality and can cause allergens to build up in the system, causing respiratory problems or even mold in the ducts.
In fact, according to a study by the Florida Public Utilities Commission, the second cause of high energy bills in the summer was a clogged air filter. If you're delaying replacing your filter because of the cost, it can only be more expensive in the long run. Read the best air conditioning filter replacement for cleaner air in a home to get everything you need to know about MERV ratings for air conditioning filters and how to choose a filter that is safe for your HVAC system AND that better filters clean air. If one of your household members is very allergic to dust, you should replace the air filter more often.
If the air filter becomes too congested during the summer cooling season, it can cause a lack of air flow to the evaporator or cooling coils. The overloaded working fan can completely fail, causing the entire HVAC system to fail, which can be costly to repair or replace. If the air conditioner does not receive adequate air flow through the filter, the air will not cool as well as it should. One of the purposes of an air filter is to filter out all microscopic particles such as dust, pollen, pet dander, bacteria, plant and fungal spores, and even smoke.
If you have pets, live in an area with poor air quality, smoke, have severe allergies, have carpets, or if you have a lot of people living in your house, you probably need to replace your air filter more often. A dirty air filter will not allow fresh, refreshing air to pass through it properly, leaving you sitting in a pool of unpleasant sweat. .