Shop replacement repair parts for Lennox Furnace model 80MGF2X-45A-8

Furnace flame sensor. The flame sensor monitors the burner to detect whether or not a flame is present. If the flame sensor is defective, the furnace may not heat.

Ignition control board. The ignition control board regulates the supply of power to the furnace components. Be sure to check more commonly defective parts before replacing the control board.

Tubing

Heat exchanger

Pressure switch

Pressure switch

Gas valve