Why Your Furnace Has a Strange Smell Published on November 29, 2016 Most homeowners in Ogden know to call Barlow Service Experts Heating & Air Conditioning when their furnace starts making strange noises or leaking water, but did you know that strange smells are another reason to call a professional? Learn about these heating system stenches you should never neglect. Rotten Eggs The odor of rotten eggs is very pronounced, which is why many gas companies add this distinct odor to their gas to alert homeowners and technicians that there is an issue. If you smell this smell coming from your heating equipment, shut off your gas appliances straightaway as you may have a gas leak. Open the doors and windows so any gas can vent outside, and call your heating system service technician as soon as possible and let them know you think you could have a gas leak. Mold or Musty Your heating and cooling system function together to keep you comfy throughout the year. Since air conditioning systems can cause condensation to collect, moisture can manifest in your air duct system and create mold, causing the musty or moldy stench. If you turn on your heating system or AC system and smell an odor like this, call Barlow Service Experts Heating & Air Conditioning. We’ll come over ASAP to analyze your duct system and perform an indoor air quality analysis. We can then provide you tips on how to eliminate the source of the stench and make sure your furnace and AC system is ready to keep you toasty and healthy all winter long. Electrical or Burning There are several things that could be occurring if you smell an electrical or burning smell, all of which should grab your attention and should not be neglected. If you have this stench coming from your heating system, it’s possible something is overheating or may be a signal of wiring problems. Turn off your heating equipment immediately and call your furnace expert to provide a full diagnosis.