Troubleshooting Tips for AC Repair in Bentonville: A Guide by Anderson Heating and Air

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

Phone number: +14792695876



When the summer heat sets in, a malfunctioning air conditioning system can quickly become a source of frustration. Understanding common issues and knowing how to troubleshoot them can save you time and discomfort. At Anderson Heating and Air, we believe that being informed about your AC system can help you make better decisions about repairs and maintenance. In this guide, we’ll explore common AC problems and provide troubleshooting tips to help you identify and address these issues.

Common AC Problems and How to Troubleshoot Them

  1. AC Not Turning On

One of the most alarming issues is when your AC unit fails to power on. Before you panic, consider these troubleshooting steps:

  • Check the Thermostat: Ensure that the thermostat is set to “cool” and the temperature setting is below the current room temperature. Sometimes, a simple adjustment can resolve the issue.
  • Inspect the Power Supply: Verify that the AC unit is receiving power. Check the circuit breaker and ensure it hasn’t tripped. If it has, reset it and see if the AC turns on.
  • Examine the Wiring: Loose or damaged wiring can prevent the AC from turning on. If you’re comfortable doing so, inspect the wiring connections. If you notice any issues, it’s best to call a professional for repairs.
  1. Insufficient Cooling

If your AC is running but not cooling your home effectively, several factors could be at play:

  • Dirty Air Filters: Clogged air filters restrict airflow, reducing the system’s efficiency. Check and replace the air filters if they’re dirty.
  • Blocked Vents: Ensure that vents and registers are not obstructed by furniture or other objects, allowing for proper airflow throughout your home.
  • Low Refrigerant Levels: Low refrigerant can significantly impact cooling performance. If you suspect this is the case, contact a professional to check and refill the refrigerant.
  1. AC Unit Freezing Up

An AC unit that freezes up can lead to poor performance and potential damage. Common causes include:

  • Restricted Airflow: As mentioned, dirty air filters can restrict airflow, leading to freezing. Regularly check and replace filters to prevent this issue.
  • Low Refrigerant: Low refrigerant levels can cause the evaporator coil to freeze. Professional assistance is required to address this problem.
  • Blocked Drain Line: A blocked condensate drain line can cause water to back up and freeze. Inspect the drain line and clear any blockages if necessary.
  1. Unusual Noises

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

  • Rattling or Banging: Loose components, 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

Foul odors emanating from your AC 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.

When to Call a Professional

While some AC issues can be resolved with basic troubleshooting, others require the expertise of a professional technician. Anderson Heating and Air recommends contacting us if you encounter any of the following situations:

  • Persistent Issues: If problems persist despite your troubleshooting efforts, professional diagnosis and repair are necessary.
  • Complex Repairs: Electrical problems, refrigerant leaks, and major component failures should always be handled by qualified technicians.
  • Regular Maintenance: Routine maintenance by a professional can prevent many common issues and ensure your system operates efficiently.


By understanding common AC problems and knowing how to troubleshoot them, you can keep your cooling system running smoothly and efficiently. However, it’s important to recognize when professional assistance is needed to avoid further damage and ensure your comfort. Anderson Heating and Air is here to help residents of Bentonville with all their AC repair needs. Whether you’re facing a minor issue or a major breakdown, our experienced technicians are ready to provide reliable and prompt service. Stay cool and comfortable this summer by keeping your AC system in top condition with our expert tips and professional support.

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