5 Sounds That Indicate Repairs Are Needed in an HVAC System
Strange sounds coming from your HVAC system are a warning sign that something is wrong. You can get an idea of what may be damaged based on the type of sound. Squealing, banging, rattling, abnormal clicking and thwapping are sounds you never want to hear from your HVAC system. 1. Squealing A squealing sound from the HVAC system usually means a belt has gone bad in the blower motor or it’s in need of lubrication. You can lubricate the belt yourself if it’s accessible and by using the right kind of oil for that
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