Why Can’t My AC Keep Up With the Heat in Phoenix, AZ?

why can't my ac keep up with the heat

“Why can’t my AC keep up with the heat?” is a natural question if your cooling system works nonstop but your home still feels uncomfortably warm. Phoenix climate can put your AC to the test, especially during heatwaves. AC units may fail for many reasons, like inappropriate system size, a clogged filter, or a failing compressor. 

If your air conditioner can’t handle the heat, call your local reliable AC service in Phoenix, AZ. You likely need professional help to figure out why your AC underperforms and what you can do about it.

why can't my ac keep up with the heat

Why Your AC May Struggle With Extreme Heat

Nearly 90% of U.S. households use air conditioning. You’re even likelier to rely on your cooling system if you live in Phoenix, the largest American city in a hot desert climate zone. When summers bring triple-digit temperatures, any AC ineffectiveness is likelier to show up.

As a Phoenix homeowner, you can’t compromise on cooling system quality. You need a correctly sized and well-performing AC to help you survive the summer. Any of the following reasons can make your indoor temperatures climb.

1. An Undersized AC Unit 

Does your AC keep running, but does your home never feel cool enough on scorching days? The first thing to check is whether your unit is appropriately sized. When temperatures soar, your AC works extra hard to keep your home cool. Still, an inappropriately sized cooling system won’t be able to control your indoor climate adequately or may not reach certain areas.

2. Clogged Air Filter 

When did you last change your air filter? Most AC units need a new filter every three months or so. Your cooling system will struggle to circulate air with a filter partially blocked by dust or debris, and you may feel your home growing warmer even as you crank up the AC. 

3. Outdated Air Conditioner

The answer to “Why can’t my AC keep up with the heat?” is often simply your unit’s age. If your AC is about 10 to 15 years old, it’s likelier to kick the bucket on hot days. Key elements like the compressor may fail, and your AC will also waste a lot of energy.

4. Ductwork Leaks

If your air conditioner relies on ductwork to distribute air, leaks or faulty insulation around ducts could likewise explain why your AC can’t keep you cool. Cool air will escape through ductwork leaks, your AC will work extra hard, and your energy bills will skyrocket. 

5. Low Refrigerant 

Refrigerant helps the AC remove the heat from your indoor space and replace it with cool air. An AC that’s low on refrigerant will work a lot harder and perform a lot worse. If your home isn’t as cool as you’d expect and your refrigerant lines or evaporator coils are frozen, you likely have a refrigerant leak and should schedule a service call ASAP.

How To Make Sure Your Cooling System Copes With Hot Summers

Once you find out the answer to “Why can’t my AC keep up with the heat?” it’s easier to know what you can do about it. Timely repairs and seasonal maintenance will help keep your cooling system in top shape. Moreover, if you’re dealing with an old AC that breaks down frequently, it’s probably time to consider an upgrade.

Schedule Regular AC Maintenance in Phoenix, AZ

Seasonal AC maintenance is non-negotiable for Phoenix homeowners. Your HVAC technician will inspect and clean your cooling system and ductwork, and alert you to any issues that interfere with AC performance.

At a minimum, you need an annual spring inspection to make sure your cooling system is ready for summer. Many homeowners also schedule fall maintenance to tune up their AC after a season of hard use.

Consider an Upgrade

If your cooling system is old and you waste a lot of money on repairs, an upgrade can be more cost-effective. A new AC will help you enjoy higher levels of indoor comfort even during heatwaves and also lower your energy bills. 

Are You Struggling With a Failing AC in Phoenix, AZ? Call Us Today

Are you wondering, “Why can’t my AC keep up with the heat?” Call our team at 1st Choice Mechanical & AC RepairWe’ll check why your system won’t keep your home cool enough and resolve any common AC issues. If your system is old or undersized, we may also suggest an upgrade and help you choose a new energy-efficient AC.

Call 817-264-7709 or contact us online for AC repair, installation, and maintenance in Phoenix, AZ. 

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