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Here in the Tampa area, the hot season typically lasts from May to October. In the sweltering summer heat, an air conditioning unit can go a long way to add comfort to your home!  But as much as we love the cool air, it frequently is accompanied by a certain amount of humming, whirring, and buzzing. So what do you do about air conditioning noise? Read on to find out how you can enjoy the cool air without sacrificing your peace and quiet.

Understanding Air Conditioning Noise

Noise from the AC is a common problem that affects many homeowners. While some degree of noise is unavoidable, excessive noise can be quite a nuisance.

Beyond that, excessive noise can be a sign that something is wrong with your unit, which could lead to more significant problems down the line.

ac repairman checking air conditioning noise

Common Causes of Air Conditioning Noise

There are several common causes:

  • dirty air filter: When your air filter is clogged with dirt and debris, it can cause your unit to work harder than it needs to, which can result in noise. 
  • loose parts: Over time, the vibration from your air conditioning unit can cause screws, bolts, and other parts to become loose. This can result in rattling and other noise. 
  • faulty compressor or fan: If you suspect that your compressor or fan is the cause of your noise, it’s essential to have it inspected by a professional.

How to Diagnose Noise from your AC Unit

If you’re experiencing air conditioning noise, the first step is to diagnose the problem. This will help you determine the best course of action for reducing or eliminating the noise. 

Step 1: Identify the Type of Noise

The first step in diagnosing air conditioning noise is to identify the type of noise. Is it a clicking sound? A rattling sound? A humming sound? By identifying the type of noise, you can narrow down the possible causes.

Step 2: Check the Air Filter

As mentioned earlier, a dirty air filter is a common cause of unusual noises coming from your AC unit. Check your air filter and replace it if necessary.

Step 3: Inspect the Unit for Loose Parts

Inspect your air conditioning unit for any loose parts. This includes screws, bolts, and other components that may be vibrating and causing the noise.

Step 4: Check the Compressor and Fan

Finally, check the compressor and fan for any signs of wear or damage. If you suspect that either of these components is the cause of the noise, it’s essential to have them inspected by a professional.

Tips for Reducing Air Conditioning Noise

Once you’ve diagnosed the problem, there are several steps you can take to reduce the noise. Here are some tips to get you started:

Tip 1: Clean the Unit

Regular cleaning of your air conditioning unit can help reduce noises. This includes cleaning the coils, fan blades, and other components that may be dirty.

Tip 2: Tighten Loose Parts

If you’ve identified loose parts as the cause of the noise, tighten them up. This may include screws, bolts, and other components that might be causing the noise due to their vibrations.

Tip 3: Relocate the Unit

If your air conditioning unit is located near a bedroom or other quiet area, consider relocating it to a less noisy location.

Tip 4: Upgrade to a Quieter Unit

If your current air conditioning unit is old and noisy, consider upgrading to a newer, quieter model. Newer units are designed to be more energy-efficient and quieter than older models.

Preventing Air Conditioning Noise in the Future

Preventing unnecessary AC noises in the future starts with regular maintenance. Here are some tips to help prevent noise from your air conditioning unit:

  • Change your air filter regularly
  • Schedule regular maintenance with a professional
  • Keep your unit clean and free of debris
  • Tighten loose parts as soon as you notice them

When to Call in a Professional for Air Conditioning Noise

While many AC noise problems can be resolved with DIY solutions, there are times when it’s best to call in a professional. This is especially the case if you’re experiencing any of the following noise issues:

  • Loud banging or clanging noises
  • Grinding or squealing sounds

For these and any other AC problems in the Tampa area, contact the pros at Action Air Conditioning!