Furnace Blower Not Working Burning Smell. Run the fan only for a while and see if the smell is there or not, then run the furnace and smell what comes out of the exhaust pipe (you mentioned condensation so you should have an exhaust pipe out the side of your house somewhere) and try to determine if the smell is on the air distribution side or the combustion side. Furnace blower motor not working.

Furnace Blower Not Working Burning Smell at Work
Furnace Blower Not Working Burning Smell at Work from imagoscansource.com

A “hot” or burning smell from vents in the home. Due from age and wear, and lack of lubrication and maintenance, the blower motor can fall short. Run the fan only for a while and see if the smell is there or not, then run the furnace and smell what comes out of the exhaust pipe (you mentioned condensation so you should have an exhaust pipe out the side of your house somewhere) and try to determine if the smell is on the air distribution side or the combustion side.

The Heat Exchanger Is The Mechanical Function Inside The Furnace That.

If you hear this noise, but the blower doesn’t start, switch the thermostat to off and call a professional hvac contractor to check the furnace. In some instances the blower motor is simply past wear and needs replacement. I would suggest that the next time the blower does not come on to turn the power off to the furnace, take the furnace door off.

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A furnace blower motor that stops pushing warm air out is not the same as a blower that is forcing only cold air into your home. The blower motor had no smell. You can fix the dust smell and the dirty filter;

Anyway, Here's The Short Version:

A new blower motor is the only solution. Maybe your furnace only works intermittently, or conversely, the furnace seems to be running all the time, but the house is still cold! Over time, these components can wear out and become inefficient or perform poorly.

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This symptom is often coupled with the furnace shutting off completely. For instance, a burning smell can be a sign of blower motor overheating. We have many homeowners call us mentioning humming and other odd sounds.

The Blower Serves A Dual Purpose In A Furnace.

Acrid burning smell coming from the furnace. If the blower stops working, it could cause the furnace to overheat and may result in a burning smell. A burning smell coming from the vents (or the furnace itself), or heard unusual sounds coming from your furnace (often described as a “humming”).

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