Another crucial job that your air conditioning unit filter does is helps to keep dust from gathering on the evaporator coil of your a/c system. It is located inside the air handler, and is one of the four main components of any a/c system. The air filter is usually located somewhere just before the evaporator coil.
Any dust that passes through the filter winds up back in your living space, and can be very irritating to allergy sufferers, and anybody else who is sensitive to dust. The filter also prevents the evaporator coil from becoming congested with dust, and lowering the efficiency of the equipment.
This evaporator coil is extremely similar to the radiator in a car Air Conditioning Repair Phoenix Arizona . Like your automobile radiator, it will not be able to do its job without appropriate airflow. The reason Im comparing it to a car radiator is because many of us know exactly what a radiator does, however, an evaporator coil works to cool air as it passes through.
It can take months or even years for dust to collect on the fins of the evaporator coil. If your air conditioning unit is serviced routinely, the technician will inspect this and tell you when it needs to be cleaned. If this is not done, it will lead to pricey repair work.
So the benefits of an efficient air conditioning unit filter would not only be cleaner air, but also save you money, due to the fact that the air conditioning unit will work at a greater efficiency.