Furnace Spark Ignitor Troubleshooting

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.

Furnace spark ignitor troubleshooting.

Troubleshooting a hot surface ignitor hsi the hot surface ignitor hsi is the most commonly used electronic ignition system. In case it isn t working the problem is most likely with the thermocouple which i check immediately after. Oil furnace ignitor troubleshooting posted on. My spark ignition furnace will not light the pilot.

In this video i show how to test check an. If you are successful with one of these and get your furnace to come on you may just save yourself quite a bit of money on an otherwise costly hvac service call. November 11 2013 an oil furnace works by having a high voltage ignitor create a spark next to an oil nozzle. 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.

The igniter is located in the flow of gas entering the burners. Ignition control circuit board. Is your furnace ignitor not working or not glowing and the furnace is not igniting the gas. It works like a light bulb filament heating up when electricity is passed through it.

It will also act as a sensor to verify that ignition was successful. Some of the problems are. In some models the. If you have a faulty furnace ignitor it won t produce that small spark to heat the air coming from your furnace.

The nozzle compresses air and oil transporting it to the spark where it is ignited to create heat. The igniter generates a spark to ignite the propane. Most are made from silicon nitride or silicon carbide. The igniter is the part of the furnace that lights it up and once it s broken there ll be no heat.

Furnace ignition failure easy troubleshooting there are some very simple troubleshooting steps that anyone with even a light mechanical background can do themselves. Usually i first check the pilot light. My furnace does not spark. Any number of reasons can be behind a broken igniter.

Rv furnace igniter not working. My spark ignition furnace cuts the main gas valve on for a short period of time and then cuts the gas right back off. In a dsi furnace the igniter takes the place of a pilot light. My spark ignition furnace will not light the main gas valve.