If your heater has started smelling, all sorts of things could be going on. It could range from a simple issue to a more severe problem. It might mean that your heater needs a tune-up, or it could be something larger like a cracked heat exchanger.
Common heater odors include a burnt dust smell, a musty smell, an oily smell and an electrical burning smell.
If It’s a Burnt Dust Smell
This is one of the most common smells that homeowners notice coming from their heater. It often happens the first cold day or night of the season, when you turn on your furnace after it’s been off for a while.
What causes the smell is usually the burning of dust that has settled on the heater. It typically wears off after the furnace runs for a few hours and the dust has burned off. However, if the smell doesn’t go away, then something … Read Full Post »