Furnace Not Heating Because of Flame Sensor: Cleaning Guide 72824: Revision history

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29 December 2025

  • curprev 20:0120:01, 29 December 2025Gordanlrmg talk contribs 20,383 bytes +20,383 Created page with "<html><p> Cold living room, thermostat set correctly, blower running, but no heat. If your gas furnace tries to fire and then shuts down <a href="https://zoom-wiki.win/index.php/AC_Not_Cooling_Because_of_Thermostat_Placement:_Fix_It">furnace is not producing heat</a> a few seconds later, the flame sensor has probably stopped doing its job. That slender metal rod with a ceramic base sits in the burner flame and tells the control board the fire is stable. When it gets cove..."