A Redditor recently sought help on r/hvacadvice because one of the burners on their gas furnace was producing a flickering flame.   "I have sputtering flames, it's Friday, and it's cold out," said ...

Learn all about your furnace pilot light — where it is, what it does, and how to troubleshoot the most common issue.

If you have a gas furnace heating your home ... continuously burning flame that is intended to ignite the main gas burner when you turn on the fireplace. The fireplace pilot light acts as a ...

When the technician arrives, they find an older natural draft gas furnace that has seen better days ... they notice the flames are the proper height and color, but one burner flame occasionally ...