Why is My AC Making a Strange Noise?

If your air conditioning unit is making a strange noise, it can be quite alarming. Not only can it be annoying, but it can also indicate a bigger problem that needs to be addressed. Here are some common noises that your AC might make and what they could mean:

1. Buzzing or Humming Noise

If you hear a buzzing or humming noise coming from your AC, it could be due to a loose part. Check to see if any screws or bolts are loose and tighten them if necessary. If the noise persists, it could be due to a faulty electrical component, which should be inspected and repaired by a professional.

2. Rattling or Clanking Noise

A rattling or clanking noise can be an indication of a loose or broken part within your AC unit. It could be due to a loose fan blade, a broken compressor, or a loose motor mount. These issues should be addressed by a professional to avoid further damage to your unit.

3. Squealing or Screeching Noise

A squealing or screeching noise could be due to a worn-out belt or a malfunctioning motor. It's important to have these issues addressed promptly to prevent further damage to your AC unit.

4. Clicking Noise

If you hear a clicking noise coming from your AC unit, it could be due to a faulty thermostat or a defective relay switch. These issues can cause your unit to turn on and off frequently, which can lead to higher energy bills and reduced efficiency.

5. Hissing or Bubbling Noise

A hissing or bubbling noise could indicate a refrigerant leak. This is a serious issue that should be addressed immediately by a professional. Refrigerant leaks can cause your AC unit to malfunction and can also be harmful to your health.

Strange noises coming from your AC unit should not be ignored. If you hear any of these noises, it's important to have your unit inspected by a professional. At Morris Plumbing, Heating & Air Conditioning, we offer comprehensive AC repair services to address any issues with your unit.

Contact us today to schedule an appointment.

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