Gas Furnace Igniter Not Working

Furnace not working no gas flame.

Gas furnace igniter not working.

If your older furnace utilizes a pilot light that won t stay lit the thermocouple may be loose or faulty the pilot orifice may be clogged the pilot s flame may be set. In this video i show how to test check an. Many homeowners discover that their furnace is not working when they go to turn it on for the first time of the winter season. Is your furnace ignitor not working or not glowing and the furnace is not igniting the gas.

Look for the burner door. With an electronic furnace igniter switch your furnace is safer and does not use the small amount of gas that a furnace with a pilot light does. Look under your furnace to see if it s lit. How to tell if an ignitor on a gas furnace is working.

A hot surface ignition system uses an electronically controlled resistance heating element not unlike a light bulb filament to ignite the gas burner. Draft inducer motor starts. Furnace with a pilot light. Often the furnace does not work because there is no electricity coming from the power source.

The furnace hot surface ignitor does not glow. This is what i see in the furnace sequence of operation. Electronic ignition gas furnace problems troubleshooting gas furnaces are a prevalent form of heat for homes and businesses and occasionally a gas furnace needs to be repaired because of a problem with the gas furnace. Understanding some of the basic components of a modern furnace will help you identify the type of furnace you have and narrow down the list of potential problems.

Assuming your furnace has been properly maintained the problem is. Since there are many different types of gas furnaces it is difficult to cover every single possible gas furnace problem that can occur with a gas furnace in one article. If not you can use a long match to try and carefully light it again. Older gas and combustion fuel furnaces have pilot lights whereas some newer ones have electronic ignition.

Thermostat calls for heat. If you find that your furnace is not igniting at a time when you need it most try these easy fixes first in an attempt to get your heating system up and running in a short amount of time as possible. If the system is not working resetting the ignitor could work. Gas furnaces now come with an igniter that works electronically to light the gas and heat the home.

These newer furnaces do not use a pilot. When a furnace has a bad ignitor.