Goodman Furnace Flame Sensor Test

The flame sensor monitors the burner to detect whether or not a flame is present.

Goodman furnace flame sensor test. You can also use direct sunlight for the flame sensor test but it works best during peak hours and without a cloud in the sky. Expert express is raleigh durham chapel hill garner apex holly springs and wake forest premier plumbing heating and air conditioning contractor. Worst scenario the propane or gas can leak out and transfer into your house. Light source flame sensor test lamp or 60 watt light bulb tip.

I go over where. In this hvac video we go over the testing of the flame sensor and step by step troubleshooting processes of the flame rectification process. I would suggest if you haven t already to watch the videos and do the test with a meter to see if your furnace is receiving the correct microamps to allow the flame to be sensed in the following post. Gas leaking is very dangerous since it can cause an explosion.

Watch the furnace ignite you will see spark or orange glow in front of one burner and the flame sensor should be on opposite side but i have seen them on the next burner from the igniter. If the furnace hasn t fired and the gas valve is open it will release the propane or natural gas. Goodman furnace burner tube. If the flame sensor is defective the furnace may not heat.

A flame sensor is designed to regulate the flow of gas from a gas valve much like a thermocouple. Genuine oem part b4022700 rc. This video is packed with just about all the information about flame sensor testing operation troublesh. Most furnaces you will find a white wire located on the left side connecting the flame sensor to the circuit board.

Furnace not working flame sensor troubleshooting. First find the flame sensor. Testing one is essential to maintaining proper and safe functionality of a gas powered device regulated by a flame sensor such as a gas dryer furnace or water boiler.