Why Is My AC Running But Not Cooling?

Discover what might keep your AC running without cooling and how KadeCo Inc can help solve the issue! Perfect solutions await.

Imagine settling into your cozy home on a hot day, only to find that, despite the constant hum of your AC, the air remains stubbornly warm. This frustrating scenario leaves you scratching your head: Why is my AC running but not cooling? There could be several reasons, including issues with the thermostat settings, clogged filters, or even coolant problems. However, don’t let this inconvenience dampen your day! For reliable solutions and expert HVAC service, turn your worries over to the capable hands at KadeCo Inc. Located at 209 Brandywine Rd, Pensacola, FL 32507, KadeCo brings years of expertise and a commitment to honesty and integrity to every job. Whether it’s routine maintenance or more complex repairs, KadeCo is dedicated to restoring your comfort without the upsell, ensuring your AC is efficiently cooling your space once again.
Have you ever found yourself asking, “Why is my AC running but not cooling?” It’s a common yet baffling issue for many homeowners, especially during those hot summer months when you expect your air conditioner to work its hardest. Don’t worry, you’re not alone in this, and there are quite a few reasons why this might be happening. In this guide, we’ll dive deep into the common causes and solutions, ensuring that you can tackle the issue or know when it’s time to call in the experts at KadeCo Inc.

Why Is My AC Running But Not Cooling?

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Understanding Your AC System

Before we explore the reasons behind your AC’s lack of cooling efficiency, it’s good to understand the basic components of your air conditioning system:

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The Air Conditioner’s Main Components

Your air conditioning system comprises several key components:

  • Compressor: Compresses the refrigerant and circulates it through the system.
  • Condenser: Releases the heat from the refrigerant into the outside air.
  • Evaporator: Absorbs heat from your home’s air, thus cooling it.
  • Thermostat: Monitors and regulates the temperature settings within your home.

Each of these components plays a pivotal role in the cooling process. If one isn’t functioning properly, it can impact the whole system.

Common Reasons Why Your AC Is Not Cooling

Let’s delve into some of the most common problems that could cause your AC to run without effectively cooling your home.

Dirty Air Filter

One of the most frequent culprits for an AC not cooling is a clogged air filter. The air filter’s primary task is to purify the air by trapping dust, debris, and other contaminants.

Consequence: When the air filter is dirty, airflow becomes restricted, diminishing the system’s efficiency and ability to cool the air.

Fix: Regularly check and replace your air filters every 1-3 months, depending on usage and the type of filter used.

Thermostat Issues

The thermostat acts as the control center. If it’s malfunctioning or incorrectly set, your AC might not be cooling properly.

Consequence: A faulty thermostat can lead to inaccurate temperature control, causing your AC to run continuously without proper cooling.

Fix: Ensure your thermostat is correctly set to cooling mode and the desired temperature. If problems persist, it might need recalibrating or replacing.

Refrigerant Leak

Refrigerant is crucial for cooling your home by absorbing heat from the indoor air. Any leak within these lines can lead to significant drop in cooling efficiency.

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Consequence: Less refrigerant means less capacity to absorb heat, leading to poor cooling performance.

Fix: Check for hissing sounds or ice on the evaporator coils, which are signs of a leak. A certified technician should handle refrigerant issues due to the complexity and environmental regulations.

Frozen Evaporator Coils

When the evaporator coils freeze, they form a layer of ice that impedes the coil’s ability to absorb heat.

Consequence: This prevents the air conditioning system from cooling your home effectively.

Fix: To remedy this, turn off your AC and let the ice thaw. Better yet, prevent this issue by maintaining sufficient airflow and checking the refrigerant levels.

Faulty Compressor

As the heart of the air conditioning system, a malfunctioning compressor can cause your AC to circulate warm air.

Consequence: A broken compressor can lead to costly repairs and significant disruption in cooling efficiency.

Fix: Compressor issues are complex and usually require professional attention. Regular maintenance can help avoid compressor problems.

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When to Call a Professional

Understanding when to call a professional can save you time and prevent costly repairs in the future.

Expert Diagnosis

Professional technicians, like those at Kade bCo Inc, can provide a comprehensive diagnosis that identifies less obvious issues like intricate electrical problems or internal component damage.

Complex Repairs

Some AC problems simply can’t be turned into DIY projects, especially those that involve electrical components or refrigerant handling.

Regular Maintenance

Scheduling regular maintenance with a trusted company like KadeCo Inc ensures your AC operates at peak efficiency. This not only prevents disturbances in cooling performance but also extends the lifespan of your unit.

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KadeCo Inc: Your Go-To HVAC Experts

Situated at:

KadeCo Inc
209 Brandywine Rd
Pensacola, FL 32507
(850) 516-7552

KadeCo Inc. stands out in the HVAC services industry. Launched in 1994 by certified universal technician Kade Youmans, our company brings a legacy of honesty, quality, and affordable service. Whether you need a routine check-up, complex repairs, or professional advice on your AC systems, KadeCo is here to help.

Our Promise:
With no upselling and a guarantee to meet realistic expectations, we are dedicated to prioritizing your needs at honest prices. Free quotes are available for all our services!

Why Is My AC Running But Not Cooling?


Dealing with an AC that runs but doesn’t cool can be frustrating, especially in the heat of summer. By understanding the common causes and when to seek professional help, you can ensure your cooling system remains in top condition. Remember, regular maintenance is key to preventing most of these issues, and when in doubt, the experts at KadeCo Inc are just a call away.

Stay cool and remember, the right help is around the corner to make your home comfortable once again!

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