The Causes of 3 Common Ductless AC Sounds

Ductless AC Making Sounds

If loud noises begin coming from the ductless mini-split in your Coconut Creek, FL, home, something is wrong. While you should never try to remedy the problem yourself, knowing the source of these strange noises is a great way to understand what’s wrong. Learn more about three common ductless AC sounds and their causes.

Buzzing or Humming

Soft humming noises are nothing to worry about, loud ones suggest problems with your system’s compressor. The compressor is the most important part of the entire system and consumes the most energy, so you can’t afford to allow potential issues with it to linger.

If you also start hearing buzzing, your system might have hidden electrical issues. For example, some of your mini-split’s wires may have lost their insulation, which can vastly increase the risk of an electrical fire. If you also smell something burning, we recommend immediately shutting off your mini-split and calling for professional help.

Hissing or Whistling

When your mini-split starts hissing, it means that it has a refrigerant leak. Without refrigerant, your system cannot perform heat transfer, so you need to stop such leaks and refill the refrigerant. This substance is toxic, so it’s never a good idea to try to fix the problem on your own.

Gurgling

Gurgling noises might indicate either a refrigerant leak or the presence of ice on your system’s coils. If there’s ice, it means that the coils have become dirty. Service techs can clean them for you while providing maintenance services.

One of the most appealing aspects of ductless AC systems is their ability to run in silence. If your system starts making a racket in your Coconut Creek, FL, home, don’t wait around. Call SJS Mechanical LLC today to schedule ductless HVAC services.

Image provided by iStock

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