Furnace not working flame sensor troubleshooting.
Goodman furnace flame sensor test.
Most furnaces you will find a white wire located on the left side connecting the flame sensor to the circuit board.
I go over where.
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First find the flame sensor.
A flame sensor is used to know if there is a flame has produced in the furnace.
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.
In this hvac video we go over the testing of the flame sensor and step by step troubleshooting processes of the flame rectification process.
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Light source flame sensor test lamp or 60 watt light bulb tip.
Goodman furnace flame sensor.
A flame sensor is designed to regulate the flow of gas from a gas valve much like a thermocouple.
Goodman furnace burner tube.
If the furnace hasn t fired and the gas valve is open it will release the propane or natural gas.
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.
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.
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If the flame sensor is defective the furnace may not heat.
Worst scenario the propane or gas can leak out and transfer into your house.
Gas leaking is very dangerous since it can cause an explosion.