Why does the air from my heater smell?
When the burners ignite, the dust burns off, and the odor exits through your air vents. The smell of burning dust is very common when turning on the furnace for the first time in the fall. This smell should dissipate within a few hours and is no cause for concern. If the odor persists, try changing the air filter.
Why does my house smell like a burning candle?
The Sign: Burning Smell The most common burning smells result from burning oil. An oil leak can burn off due to the motor’s heat output. In some cases, this smell can be pulled up into the air ducts and cause the smell throughout the home.
Why does my electric heater have a burning smell?
Although wiring issues aren’t common, if your heater emits an electrical burning smell, it could be indicative of an electrical problem. If the burning smell does not ebb after one or two heating cycles, it could be a serious issue that requires professional troubleshooting, so don’t wait to call a trained HVAC technician.
Why does my furnace keep blowing lukewarm air?
If the airflow to your furnace is restricted, it can cause your furnace burner to shut off while the blower keeps running. This will make the air only lukewarm (or cold). Dirty air filters (Change it!) The fix: Change your air filter if it’s dirty.
Is it normal to have a furnace smell when you turn it on?
Heating system smells don’t necessarily indicate a problem or a health risk. In fact, some heating system smells may not be pleasant, but are perfectly normal. For example, it’s common for your furnace to smell the first time you turn it on during a season.
Why does my furnace smell like dirty socks?
Lastly if you spill while refilling your oil tank and a smell may linger for a few days. If it continues past that period, you should have an HVAC professional who works on oil furnaces investigate the issue during a heating service appointment. The smell of dirty socks is never pleasant.
Why is the air coming out of my furnace lukewarm?
Air ducts are leaking. The lukewarm air coming out of your furnace can also be the result of leaky air ducts. If your ducts are leaking (and ENERGY STAR says that almost all homes leak about 30% of the air in their ducts), cold outside air is making its way into your ductwork.
Why does my gas heater have a musty smell?
WHAT IT IS: A must or mildew smell coming from your heater is usually a sign of mold or mildew in either your heating system or ductwork. WHAT TO DO: In some cases, the buildup is attached to dust and other debris that will eventually burn off. If the smell doesn’t go away, you should first clean or replace your filters.
Why does my HVAC smell when the furnace is turned on?
When the furnace is turned on, the dust gets burned off. If the smell isn’t coming from the vents, it’s most likely a leak at a pipe fitting or within the equipment. You should not attempt to fix this problem. Call your HVAC technician to find the leak and make repairs.
Why is no air coming out of my heater?
The heater core may also leak coolant. The heater core is clogged from debris in the cooling system. If debris has caused a clog in the heater core, it will need to be replaced. A faulty blower motor. You’ll know this is the problem if no air comes out of the vents when you turn on the heater.