As the temperatures begin to drop, this is certainly not a scenario you want to find yourself facing. The sound of silence as you expect your furnace to cycle on “any moment now” is ominous. Of course, this is a sign that something is wrong—but what is it?
There are a variety of reasons that your furnace may refuse to turn on. Some issues you may be able to resolve on your own, quickly. Others, however, will require the professional services of an expert heating technician, such as one of the members of our staff. Keep reading to learn more about the causes of furnace failure.
There May be a Thermostat Malfunction or Error
When your furnace fails to turn on, the first thing you should check is your thermostat. Is it set to the correct temperature? An error with a programmable or a digital thermostat could likely mean that the furnace doesn’t think the house is cold enough to necessitate it cycling on. Ensure it is set correctly. If it is, but you’re still having problems, then the issue may be elsewhere.