However, if the cage covering your outside unit is clogged with leaves, lawn clippings, or other debris, the condenser can’t work as well. The vaporized refrigerant flows to the compressor outside, where it is heated and pushed through another coil then into the outside air. Condenser Coilsįrom the evaporator, the refrigerant boils from the heat and turns into a vapor. If the coils are dirty, the air conditioner could malfunction or fail altogether. As the system draws in the warm air in your home, the air passes through the coil and is cooled. This part of your air conditioner has a refrigerant running through it. Your air conditioner’s filter isn’t the only place air passes. So, make sure to clean or change your filters at least once a month. The output for your HVAC system is restricted, causing it to either work harder to produce the cool air or stop working altogether. When your filters are dirty or clogged, they restrict airflow. The first thing you need to remember is to clean the filters and change them periodically. Luckily, all it takes is a few DIY tricks to keep your air conditioner running all summer. You don’t want to risk your air conditioner failing to keep up. Every year, warnings are issued for the triple digit temperatures common in the Lone Star State come summer, and your HVAC system has to keep up with all of it.