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Your Comfort is Our Priority!

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Your Comfort is Our Priority!

Emergency Service



Why Can’t My AC Keep Up With the Heat?

Monday, June 17th, 2024 at 11:00 am


As summer temperatures rise, your air conditioner becomes your home’s best defense against the oppressive heat. However, there are times when your AC seems to struggle, leaving you hot and frustrated. At Climate Masters, we’ve seen this problem often and know how crucial it is to address it promptly. 

In this blog, we’ll explore the common reasons your AC might not be providing enough cooling power. In many situations, you’ll need to call for air conditioning repair in St. Augustine.

1. Dirty Air Filters

One of the most common reasons for reduced cooling efficiency is a dirty air filter. When filters are clogged with dust and debris, airflow is restricted, causing your AC to work harder than necessary. This not only decreases its efficiency but also increases energy consumption. Regularly changing or cleaning your air filters can significantly improve your AC’s performance.

2. Thermostat Issues

Sometimes, the problem might not be with your AC unit itself but with the thermostat. If the thermostat is not reading the temperature correctly or is malfunctioning, it won’t communicate properly with the AC unit. Ensure that your thermostat is set to the correct mode and temperature. If it still doesn’t seem right, it might need recalibration or replacement.

3. Refrigerant Leaks

Refrigerant is the lifeblood of your AC system. If there’s a leak, your AC won’t have enough refrigerant to cool the air effectively. Signs of a refrigerant leak include hissing sounds, ice buildup on the unit, and warm air coming from the vents. Refrigerant leaks not only reduce efficiency but can also harm the environment, so it’s crucial to address them immediately.

4. Dirty Condenser Coils

The condenser coils in your outdoor unit are responsible for releasing the heat removed from your home. If these coils are covered in dirt and grime, they can’t release heat efficiently, causing your AC to struggle. Regular maintenance, including cleaning the coils, can prevent this issue and keep your AC running smoothly.

5. Blocked Vents and Ducts

Blocked or closed vents and ducts can restrict airflow, making it difficult for your AC to cool your home evenly. Ensure that all vents are open and unobstructed. Additionally, have your ducts inspected for blockages or leaks that could be impeding airflow.

6. Improper Sizing

An AC unit that is too small for your home will struggle to cool it effectively, while an oversized unit will cycle on and off too frequently, leading to inefficiency and increased wear and tear. If you suspect your AC unit is not the right size for your home, consult with a professional to assess and recommend the appropriate size.

7. Aging System

AC units typically last around 10–15 years. If your system is approaching or has exceeded this lifespan, it might be losing efficiency due to age and wear. An older AC unit may need more frequent repairs and eventually replacement to maintain a comfortable home environment.

Call the Professionals

If you’re experiencing any of these issues with your AC, don’t hesitate to contact Climate Masters. Our team of skilled professionals is ready to provide the solutions you need to stay cool and comfortable all summer long.

Contact Climate Masters for all your AC needs. Serving St. Johns County since 1988 with quality, hometown service. 

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