Why Is My Heat Pump Making Loud Noises?

November 16, 2020

It’s not unusual for a heat pump to make noises, especially when it’s starting up or turning off. You should familiarize yourself with its normal sounds, such as a swooshing noise when it goes into defrost mode. That way you’ll know when loud noises are a cause for concern. Clanging When you hear this noise, turn the heat pump off and inspect the fan. This sound usually means the fan blades are hitting something inside of the unit. It could be a small branch, a chunk of ice, or a part that’s come loose. You’ll likely need to have your heat pump serviced by a professional. Not doing so can cause extensive damage. For people in Cheyenne, WY, Advanced Comfort Solutions is a trusted HVAC company that services heat pumps. Squealing This sound isn’t always a problem, as the screw compressor will often make it. However, if it’s a new loud noise, it may mean the motor is going bad or the refrigerant is overcharged. Another sign there’s a problem is if you can’t get your home to a comfortable temperature. Buzzing You may hear this noise in the winter when it’s nothing to worry about. However, if it’s loud...

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