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The Most Common Reasons Why Your A/C Isn't Cooling Your Home

As the temperatures begin to rise, the air conditioning system in your home becomes an essential part of keeping you comfortable. However, it can be frustrating when the A/C system fails to cool down the home adequately. There are several reasons why your A/C system may not be cooling down your home, and in this blog, we will discuss some of the most common ones:

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Dirty Air Filters

dirty and clean air filters side-by-side

One of the primary reasons why your A/C system may not be cooling down your home is dirty air filters. The air filters in your A/C system help to remove dust, dirt, and other particles from the air. Over time, these filters can become clogged with debris, restricting the airflow and reducing the cooling efficiency of the system. This, in turn, can cause your home to remain warm and stuffy, even when the A/C is running.

To solve this problem, replace the air filters regularly, at least once every 30 days during peak usage periods. This will help to ensure that the A/C system is operating at maximum efficiency.

Thermostat Issues

smart thermostat

Another reason why your A/C system may not be cooling down your home is an issue with the thermostat. The thermostat is the control center for your A/C system, and if it is not functioning correctly, the A/C may not be cooling down your home adequately. The thermostat may be reading the temperature incorrectly or not communicating with the A/C system correctly, resulting in an inefficient cooling process.

Refrigerant Leaks

checking for refrigerant leaks

Refrigerant is the substance that cools the air in your A/C system. If there is a refrigerant leak, the A/C system will not be able to cool your home effectively. Common signs of a refrigerant leak include ice buildup on the evaporator coil or reduced airflow from the vents.

If you suspect a refrigerant leak, it is essential to have a professional HVAC technician come and inspect your system. They can locate the leak, repair it, and refill the refrigerant to get your A/C system working correctly again.

Faulty Compressor

outside AC unit

The compressor is responsible for circulating refrigerant through the A/C system, and if it is faulty or not functioning correctly, the A/C system will not cool down your home adequately. Signs of a faulty compressor include warm air blowing from the vents, strange noises coming from the A/C unit, or the system failing to turn on altogether.

If you suspect a faulty compressor, it is best to have a professional HVAC technician inspect your A/C system.

While these are some of the most common reasons your A/C system could not be properly cooling your home there are many more that could be the cause! By scheduling your annual tune-up with a professional, like our MSP HVAC experts, you will be able to determine the culprit and get your system back in tip-top condition. MSP is here for you, give us a call today!