Lighting Pilot Light On Wall Furnace

A modern gas furnace usually has an electronic spark generator to ignite the gas when the thermostat calls for heat.

Lighting pilot light on wall furnace. A faulty or dirty ignition or sensor is a relatively easy fix so follow these steps and you may be able to solve the problem yourself. How to troubleshoot gas wall heaters. The furnace s electronic control board activates an electric igniter that uses a high voltage spark to light the pilot. 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.

The pilot light or ignition sensor is usually the most common issue when your furnace will not ignite. Come fall time or any time your pilot light might go out it is time to re light your pilot light. This is typically the problem if you can hear your furnace click on but it does not fire up. In turn the pilot lights the gas for the burners.

In this hvac training video i show up close how the thermocouple pilot light and gas valve work on a water heater furnace fireplace as well as other ap. If your pilot light goes out all you need to. 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. How to light the pilot light to your furnace.

An older gas furnace has a standing pilot that stays on all the time or at least it s supposed to.