Why Is My AC Not Blowing Cold Air?

Woman discovering AC not working

Is your AC not blowing cold air? Don’t sweat it. As the trusted HVAC experts in the Bay Area, AIS Heating & Air Conditioning is here to help you troubleshoot and resolve your HVAC problems. Here are five potential and common reasons why your AC might not be blowing cold air, plus some valuable insights to get your AC system back on track.

1. Insufficient Refrigerant Levels

One possible reason for your AC blowing warm air is low refrigerant levels. The level usually dips when you have a leak. Common causes of refrigerant leaks include corroded coils or worn-out seals.

We recommend scheduling a professional inspection to detect and repair any leaks. A certified technician will have the expertise to identify the source of the leak and get the refrigerant level back to where it should be, restoring your AC’s cooling performance.

2. Clogged Air Filters

Dirty or clogged air filters can restrict airflow, leading to reduced cooling efficiency. In the Bay Area, where dust, pollen, and pollutants are prevalent, air filter clogs are common.

To address this issue, we suggest regularly checking and replacing or cleaning your air filters. If you prefer a more hands-off approach and professional assistance, our team can provide expert cleaning services to improve your AC’s airflow and overall performance.

3. Faulty Thermostat

A malfunctioning thermostat can also cause your AC to blow warm air. Issues like a broken temperature sensor or inaccurate readings can disrupt the cooling process.

To help with a faulty thermostat, make sure that your thermostat’s batteries are in good condition and recalibrate the settings. If problems persist, our knowledgeable technicians can help diagnose and address any thermostat-related issues.

4. Dirty Condenser Coils

The condenser coils in your AC system are a critical part in releasing heat from the refrigerant. If dirt, debris, or vegetation has built up on the coils, that buildup can slow down the heat transfer process. The result is diminished cooling performance.

Regular cleaning of the condenser coils helps maintain optimal efficiency and energy consumption. If you need assistance with safe and effective cleaning techniques or prefer professional maintenance services, we’re here to assist you.

5. Malfunctioning Compressor

A malfunctioning compressor can disrupt the entire cooling process, leading to warm air circulation. Electrical problems or mechanical failures are common causes.

If you notice unusual noises or frequent cycling, it’s important to seek professional evaluation, diagnosis, and repair services. Our experienced technicians can accurately diagnose compressor issues and provide the necessary repairs to restore your AC’s functionality.

Choose AIS Heating & Cooling for Reliable AC Help

When your AC fails to blow cold air, don’t hesitate to reach out to AIS Heating & Air Conditioning, your reliable Bay Area HVAC experts. Our family-owned and locally operated company is known for our upfront pricing, reliable service, and knowledgeable technicians. Whether you need AC repair, maintenance, or replacement, we have you covered. Our team of certified technicians is ready to help you with your AC needs.

To schedule your AC services with the top-rated team at AIS Heating & Cooling, call us at (510) 792-4328 or contact us online today.

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Why Choose AIS Heating And Air Conditioning?

When you need a knowledgeable HVAC technician to assist with your heating and cooling requests, there's no better team for the job than AIS. Our family-owned and locally operated team of certified comfort specialists goes above and beyond to deliver superior service for every project we tackle.

From our unsurpassed commitment to quality craftsmanship to our unmatched performance guarantees, you can rest assured that your comfort needs will be satisfied for the long term.

Schedule HVAC services in Livermore and Fremont by contacting our team online to book your appointment now!

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Maintenance Agreement

Keeping up with annual maintenance for your comfort systems can be a hassle, but AIS makes it easy with our Comfort Protection Plan. Through this maintenance agreement, members will receive a 23-point inspection for each of their HVAC systems along with exclusive perks like:

  • Discounts on AC and heating repairs
  • Repair warranties
  • Priority service scheduling
  • Discounts on indoor air quality services
  • And more!