Name: Heat Exchanger
Brand: Lennox
SKU: i2721642
Price: 287.75 USD
Availability: OutOfStock

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.

Flame Sensor

Pilot

Limit Switch

Transformer

1/2HP 115Volts 60Hz 7 amp 1130 RPM's 4 Speed Open Enclosure Single Phase CCW 4" Shaft

Blower Motor

Control Module

Orifice

Furnace control board. The control board regulates the supply of power to the furnace components.

Control Board

Gasket

Dryer blower wheel. Used on 29 inch Whirlpool built models with lint filter on top. To remove the blower wheel, unscrew the blower wheel  clockwise off the motor shaft.

Blower Wheel

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Lennox

Exchange heat with this genuine OEM heat exchanger, part number 73C78, designed for select Lennox Unit Heater.

Heat Exchanger

Deflector & Chute

Heat-Exchanger

Lennox 73C78 Unit Heater Heat Exchanger | Repair Clinic

Lennox Unit Heater Heat Exchanger 73C78

This part 73C78 is compatible with:

Heat Exchanger Customer Reviews

Alternative Part Number(s)

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