Blower Fan Motor Noise

We bought just the blower for the 14 year old heat glo gas fireplace shown here.

Blower fan motor noise.

Even though it s in a housing it lives in the engine compartment so it s not unheard of for foreign objects to get sucked into and wrapped around or caught in the fan. Quiet a loud blower motor. Sometimes during blower motor operation you might hear excessive noise. If your blower runs but is noisy buy just the motor fan assembly.

Pipe brackets burner parts cold air returns access panels into the burner chamber and blower chamber or even the plenum itself could be loose. In that case buy a complete kit. Once it is safe to touch examine the motor and look for any obvious signs of wear or breakage. Sometimes this noise is not due to a blower motor problem but occurs because debris is caught inside the blower assembly.

The blower motor is a small rotary motor that drives a fan sitting behind your vents pushing hot or cold air through them at varying speeds depending on your selection. If your interior ac heat fan blower motor is making noise like a card in a bicycle spoke then you probably just need to clean. Squealing and screeching sounds coming from beneath the passenger side dash when the a c heat blower motor is on. The sounds happen less when blower is on higher settings and all the time on lower speeds.

Blower motor mount squirrel cage plenum filter too small or the furnace itself vibrating. Your first step after noticing this sound should be to turn off your furnace s motor and let it cool down. Humming sound a humming sound is one of the most common blower motor noises reported by home owners. There is more than one possible cause for a noisy air conditioner.

During blower operation this debris causes the blower motor to be noisy. There s a rattling or buzzing noise coming from the condenser unit when the fan is turned on. However if the motor doesn t run at all chances are it has a bad temp sensor or speed switch. Remove the old fireplace air blower.

If you hear a loud rattling noise it could be a minor issue like loose stones or debris that s caught in the condensing unit.