Strange HVAC noises like grinding, screeching, or booming usually signal fan, belt, or ignition problems

https://telegra.ph/New-HVAC-Installation-Questions-Homeowners-Ask-Most-01-24

Strange HVAC noises like grinding, screeching, or booming usually signal fan, belt, or ignition problems. Shut it down and call right away to avoid motor failures and costly mid-season breakdowns.