Smell From Furnace Vents

Taking care of the mess should resolve the smell as well.

Smell from furnace vents. The smell of burning dust inside your furnace is one of the most common that you ll ever come across. Keep in mind that the smell of burning and overheating are not the same. Whenever the furnace goes on i smell a strange sweetish odor coming from the vents which irritates my eyes and nose. If your furnace smells like gas and you have ruled out the other more obvious options ensure that the smell is coming from your air vents called registers.

Ensure that the gas smell is coming from your air vents. Check each vent register for a pet mess that needs cleaning. I have a service contract and the company sent out a man who walked around the. Over the warmer months when the heat is not in use the dust from your home can settle in the vents and around the heating elements or combustion chamber in your furnace.

If you notice a burning smell from furnace vents lasting longer than 24 hours then it s time to take action to fix the problem. If you notice a recurring problem particularly in areas with poor ventilation or a lot of moisture get it checked out right away. One of the most common vent contamination issues is the smell of pet hair or urine. Look for the first signs of mold around ac vents in the ducts and in the drip pans.

Like the area around your outdoor intake system what s near your indoor vent registers can affect your furnace smells. It sends the warm air out through the house and it also keeps the internal temperature of the furnace from getting out of hand. The blower serves a dual purpose in a furnace. Mold and mildew in air vents and ducts can smell wet rotten or stale.

My immediate advice is to call a pro out asap. Sometimes when you first turn on the heater it can smell like gas is burning. There s a slim chance you re picking up on carbon monoxide which is very dangerous. Condenser coils pull moisture out of the.

When the furnace is turned on the dust gets burned off. This will most likely diagnose a leaking furnace heat exchanger. If your furnace smells sweet there s a good chance that something is very wrong. Turn on your heating system and let it run for a few minutes if the smell is a mild burning smell if this is the first time the heat has been turned on this season.

If the smell isn t coming from the vents it s most likely a leak at a pipe fitting or within the equipment. In fact most homeowners that have ever had a furnace problem report this smell at one point or another. In most cases the dusty burning smell coming from your furnace is actually quite normal. However there s also a chance that what you re smelling is mold in the vents.