How Do You Know If Your Furnace Flame Sensor Is Bad?

Furnace Problems, Furnace Troubleshooting, HVAC Troubleshooting / By

The flame sensor is a furnace safety component positioned on the interior of the burner assembly. It monitors and confirms the presence of a flame within the device. If the sensor does not detect an active flame burning, it will turn off the furnace to prevent a gas leak. The furnace flame sensor prevents explosions …

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