Why Is Your AC Making A Loud Buzzing Sound?

Air conditioners are essential in our daily lives, especially during the hot summer. A well-functioning air conditioner provides comfort and relief from the heat, improves indoor air quality, and reduces humidity levels. However, sometimes an air conditioner can start making loud, annoying buzzing sounds, which can signify a severe issue that needs to be addressed immediately.

At AVS Heating and Air Conditioning, we provide professional air conditioning installation in Arlington, VA, and the surrounding areas. Our team of experienced technicians can identify the root cause of the problem quickly and recommend a suitable solution. Contact us to book an appointment today.

Some of the Common Causes of Buzzing Sounds from an Air Conditioner Include:

• Loose parts: This could be anything from loose screws, nuts, or bolts to a loose fan blade. To fix this issue, turn off your air conditioner and inspect the exterior unit to see if any parts are loose or detached. If you find loose parts, tighten them or have our professional air conditioning technician do it.
• Worn-out bearings: Another common cause of a buzzing sound in an air conditioner is worn-out bearings. Bearings are small metal balls that help the fan blades to spin smoothly. Over time, these bearings can wear out, causing the fan to vibrate and produce a loud buzzing sound. If you suspect that the issue is with the bearings, it’s best to have our professional air conditioning technician inspect your unit and replace the worn-out bearings if necessary.
• Dirty air filters: Dirty air filters can also cause a buzzing sound in an air conditioner. When the air filters get clogged with dirt, dust, and debris, the airflow to the air conditioner is restricted, causing the unit to work harder to cool the air. This can result in a loud buzzing sound and reduce your air conditioner’s efficiency. It’s essential to regularly check and clean or replace your air filters to keep your air conditioner running smoothly and quietly.
• Fan motor issues: The fan motor is an essential part of your air conditioner that helps to circulate cool air throughout your home. If the fan motor is damaged or failing, it can cause a loud buzzing sound. If you suspect that the issue is with the fan motor, it’s best to have our professional air conditioning technician inspect and repair the fan motor if necessary.
• Refrigerant leaks: Refrigerant leaks can also cause a buzzing sound in an air conditioner. Refrigerant is a crucial component of your air conditioner that helps to cool the air. If there is a leak in the refrigerant system, the air conditioner will not be able to cool the air effectively, causing it to work harder and produce a loud buzzing sound.

A loud buzzing sound in an air conditioner is not something to ignore. Whether it’s due to loose parts, worn-out bearings, dirty air filters, fan motor issues, or refrigerant leaks, it’s essential to address the issue promptly to prevent further damage and costly repairs. Don’t hesitate to contact AVS Heating and Air Conditioning to schedule air conditioning installation in Fairfax, VA, and the surrounding areas.