Shop replacement repair parts for Lennox Furnace model G51MP-36B-070-2

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.

Furnace Igniter (80 volt) *** please see related item if 120 volt igniter is needed***

Limit rollout control

Limit Switch

Furnace draft inducer motor. The draft inducer motor draws air into the burner and exhausts it out the flue. If the draft inducer motor is defective, the furnace may not heat.

Limit Switch

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

Heat exchanger

18 x 25 x 1, Washable air filter.