Short how-to segment advising homeowners on causes of unusual HVAC noises (banging, squealing, hissing). Speaker recommends calling a professional, getting the unit serviced twice a year, and lists likely causes such as loose connections and refrigerant leaks.
For my system. Well. Well, it could be a few things. If you hear strange noises, you definitely want to call a professional. First of all, you should be getting your unit, right? Your unit service twice a year to help prevent some of these problems. But if you're hearing things, you're hearing these different things. And is the banging, is it a squealing noise? What's happening? Well, it could be a loose connection. The unit could be losing refrigerant. You could hear kind of a hissing or kind of a noise. It could be a refrigerant leak.
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