How to Troubleshoot Air Conditioning Issues: Tips from Anderson Heating and Air in Bentonville

Address:  1202 McClain Rd Bldg 7, Bentonville, AR 72712, United States

Phone number: +14792695876



Air conditioning problems can arise at the most inconvenient times, leaving you and your family uncomfortable in the sweltering heat. While some issues require professional intervention, many common problems can be troubleshooted and resolved by homeowners. Anderson Heating and Air is dedicated to helping Bentonville residents keep their AC systems running smoothly. In this guide, we’ll discuss common air conditioning issues and provide troubleshooting tips to help you restore comfort to your home.

Common Air Conditioning Issues and Troubleshooting Tips

  1. AC Not Cooling Effectively

One of the most common complaints is an AC unit that runs but doesn’t cool the home effectively. Here are some potential causes and solutions:

  • Dirty Air Filters: Clogged filters restrict airflow, making it difficult for the AC to cool the space. Check and replace the air filters every 1-3 months.
  • Blocked Vents: Ensure that furniture, curtains, or other objects are not blocking the vents, allowing for proper airflow.
  • Low Refrigerant Levels: Low refrigerant can hinder the cooling process. If you suspect a refrigerant issue, it’s best to contact a professional to inspect and recharge the system.
  1. AC Won’t Turn On

An air conditioner that won’t turn on can be frustrating. Before calling for professional help, check these possible causes:

  • Thermostat Issues: Ensure the thermostat is set to “cool” and the temperature is set lower than the current room temperature. Replace the batteries if necessary.
  • Power Problems: Check the circuit breaker to see if it has tripped. If it has, reset it and see if the AC starts.
  • Wiring Problems: Loose or damaged wiring can prevent the AC from turning on. Inspect the wiring and call a professional if you notice any issues.
  1. AC Unit Freezing Up

When the AC unit freezes up, it can stop working altogether. Here’s what to check:

  • Dirty Coils: Dirty evaporator coils can cause the unit to freeze. Clean the coils carefully or have a professional do it.
  • Low Refrigerant: Low refrigerant levels can lead to freezing. A professional can check and refill the refrigerant.
  • Restricted Airflow: Ensure air filters are clean and vents are unobstructed to promote proper airflow.
  1. Strange Noises

Unusual noises coming from your AC unit can indicate various issues:

  • Rattling or Banging: Loose parts, such as screws or fan blades, can create rattling noises. Tighten any loose parts if you feel comfortable doing so.
  • Hissing or Bubbling: These sounds often indicate a refrigerant leak, which requires professional attention.
  • Squealing: A squealing noise can be caused by a worn-out belt or motor bearings. Contact a professional to inspect and replace the faulty parts.
  1. Foul Odors

Bad smells emanating from your AC unit can be unpleasant and concerning:

  • Musty Smell: This usually indicates mold or mildew growth in the system. Clean or replace the air filters and consider having the ductwork professionally cleaned.
  • Burning Smell: A burning odor can indicate electrical issues or overheating components. Turn off the AC immediately and call a professional to inspect the system.

Preventive Maintenance Tips

To avoid many common AC problems, regular maintenance is key. Here are some preventive maintenance tips:

  • Replace Air Filters Regularly: Change the air filters every 1-3 months to ensure proper airflow and reduce strain on the system.
  • Keep the Outdoor Unit Clean: Clear away debris, leaves, and grass from around the outdoor unit. Gently clean the fins with a garden hose.
  • Check the Thermostat: Make sure the thermostat is functioning correctly and set to the desired temperature.
  • Schedule Annual Maintenance: Have a professional technician from Anderson Heating and Air inspect and service your AC unit annually. This helps identify and resolve potential issues before they become major problems.

When to Call a Professional

While many AC issues can be resolved with basic troubleshooting, some problems require the expertise of a professional. Contact Anderson Heating and Air if:

  • The issue persists despite troubleshooting efforts.
  • You suspect a refrigerant leak or electrical problem.
  • The AC unit requires major repairs or component replacements.
  • It’s time for annual maintenance.


Understanding common air conditioning issues and knowing how to troubleshoot them can save you time and discomfort during the hot summer months. However, it’s essential to recognize when professional help is needed to ensure your system operates efficiently and safely. Anderson Heating and Air is here to assist Bentonville residents with all their AC repair and maintenance needs. Whether you’re facing a minor issue or require a comprehensive inspection, our experienced technicians are ready to provide reliable and prompt service. Stay cool and comfortable by keeping your air conditioning system in top shape with our expert tips and support.

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