One of the more unexpected problems a homeowner can face with their HVAC system is discovering their evaporator coil has frozen. This key component, responsible for absorbing heat from the air, can sometimes become encased in ice, leading to inefficiencies and potential long-term damage. Understanding why this happens and knowing the steps to address the issue can save you discomfort, money, and time.
Why Does the Evaporator Coil Freeze?
There are a few common reasons why an evaporator coil might freeze. One of the most frequent causes is restricted airflow. When the air can't circulate properly around the coil due to a clogged filter or malfunctioning fan, the temperature can drop, leading to the coil freezing. Another culprit can be a refrigerant leak, which can reduce the coil's temperature, again causing it to freeze.
Lastly, using your AC unit during cooler temperatures can also lead to freezing. Many systems are not designed to function efficiently in cooler conditions, especially when the outside temperature drops below 60°F.
Steps to Thaw and Repair
There are a few steps that you must take to thaw and repair your evaporator coil.
Remember, while you can handle minor issues like a dirty filter on your own, some problems, especially those related to refrigerants or mechanical malfunctions, require expertise. Regular maintenance checks can help in the early detection of issues and prevent situations like a frozen evaporator coil.
Contact a local air conditioning company to learn more.Share
12 September 2023
Last summer, I began to get extremely hot in my home. My air conditioning system couldn’t adequately keep my home cool anymore. Therefore, I contacted an experienced HVAC contractor. This individual visited my home and thoroughly inspected my unit. If your air conditioner isn’t working like it once did, your air ducts may be clogged up. Thankfully, an expert HVAC contractor can determine if faulty air ducts are the cause of the hot temperatures inside your home. On this blog, you will discover how an HVAC contractor can properly inspect your air ducts. Stay cool and comfortable during the hot summer months!