How To Light A Furnace

How to light a furnace pilot light.

How to light a furnace. In this episode of repair and replace vance shows how to relight the pilot light in a standing pilot furnace. Most furnaces have instructions attached to them. Sometimes however the printing may be small or the furnace area may be dark. The gas may be the fuel but the pilot flame is the ignition and one that won t re light on its own.

A modern gas furnace usually has an electronic spark generator to ignite the gas when the thermostat calls for heat. A pilot light going out can be inconvenient because it will completely cripple your furnace. If instructions are not present this is the general procedure that you can follow. Every furnace should have a label on it that tells you how to light a furnace.

If your pilot light goes out all you need to. Thankfully learning to light a pilot light is relatively easy. It is highly recommended to turn to your furnace s owner s manual and follow the manufacturer s instructions. If it s on you should be able to see a small flame.

A number of things can make an old furnace pilot light go out including a strong draft a faulty thermocouple or a loss of gas. Your pilot light might have gone out from a draft and you ll need to relight it to get your furnace working again. For better or worse a pilot light extinguishing isn t all that uncommon as even a light breeze or draft of air is enough to kill the tiny flame. A gas furnace s standing pilot in which the flame is lit at all times is sometimes referred to as a pilot light but no matter what you call it its purpose is to serve as a small ignition flame for the gas burner when the thermostat signals for gas to be delivered from the gas valve to the burner it is the standing pilot that ignites the gas flowing to the burners to heat the air in the.

Here we ll explain the basic steps for re lighting the pilot light of a gas furnace. An older gas furnace has a standing pilot that stays on all the time or at least it s supposed to. Locate the instructions label on your furnace. How to light a pilot light.

Keep in mind however that more complicated pilot light or furnace issues should be left to hvac professionals as there is a significant risk of damage or injury from gas furnaces.