How to fix flame sensor on furnace: EASY AND FREE HVAC repair – Heater shuts off after lighting

Rating:


As you can see, the flame passes current from the frame of the burner into the flame sensor electrode. It is merely a steel rod. Simply check the grounds on your burner and the connections to the flame sensor and clean the rod. No replacement necessary!!!

Leave a Reply

Your email address will not be published. Required fields are marked *