Some Furnace Smells Are Dangerous and Some Are Not. Find Out How To Know the Difference…

Sometimes when you start your heater for the first time after the weather gets colder you may you may get a whole host of  furnace smells. A common smell is a burning smell. Some burning smells are harmless and other can be dangerous.  The following will help you identify these smells…

It Could Be Dust Burning That You Smell

It’s a very common smell when you turn your furnace back on for the first time in the fall. When you are not using your furnace, dust will settle on the heat exchanger, burners, and other heating components. When the furnace goes on, the dust will burn and the smell will come up from your vents. The smell shouldn’t last for more than a couple of hours.  If it does continue, try changing your air filter.

Maybe You Smell a Electrical Burning Smell

This smell can be more serious and you may have an overheated blower motor.  Usually furnaces will shut down if they overheat but possibly something could be wrong with this feature. You will want to have a professional figure this one out for you.

The electrical burning smell could be caused by mechanical problems or problem wiring. You will want to have a professional figure this one out for you.

Also, in some cases this may be a clogged air filter that is causing the smell. You could try to replace the air filter but if that doesn’t fix it, shut down the furnace and call a professional quick.

Sometimes You May Smell Burning Plastic

It could be that some kind of object got into your furnace like a toy, some part from the ventilation, etc. Burning plastic gives off fumes that may not be safe to breath.  Shut down the furnace and call a professional. 

Smokey or Oil Smells

Many times a smell like this will come from an oil furnace and it’s usually not a good thing when it happens. You will want shut down the furnace and call in a professional to diagnose the problem and possibly change the oil filter. 

Maybe Your Furnace is Putting of a Gunpowder Smell

Many times a gunpowder smell can be the results of a circuit board or fan motor giving out. Shut down the furnace and call a professional. 

Mainteance Packages Prevent Most of These Smells from Occurring

Preventing problems is less experiences than fixing broken furnaces. A maintenance package will also increase your chances of not having a carbon monoxide leaks. Make sure to have CO detectors in the right places and make sure they are being checked routinely each month. They should be replaced every 10 years in most cases. 

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Phoenix Comfort Systems Staff 2

About Phoenix Comfort Systems

Phoenix Comfort provides a full range of air conditioning and heating repair, installation, and maintenance services for residential and commercial customers. We keep your air conditioning and heating systems in their best condition and ready to go when you need them most, following the industry’s “best practice” methods and standards. Phoenix Comfort carries a full line of quiet, energy-efficient air conditioning and heating equipment.
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