It is the middle of winter. Through the night several inches of snow have fallen and suddenly the furnace won’t kick on. Everything seems to be working properly, but there is something standing in the way between you and your comfort! If you are the owner of a high efficiency furnace, finding yourself in this situation may be common, but luckily, there is a quick fix that may not even require the help of an HVAC serviceman.
New Technology
The technology that makes it possible for your furnace to operate at such high efficiencies is relatively new, and because of this fact, you may not be aware of some of the differences your new system has compared to the unit you had in the home before it. By improving the way that the system is vented, the manufacturers of your high efficiency furnace were able to get more energy out of the natural gas that the furnace would consume. However, this new venting system can become easily obstructed and the obstruction will trigger safety systems to prevent proper function of the system. » Read more: Snow and Your High Efficiency Furnace