Lochinvar & A.O. Smith 100093809 Door Assembly 320720-756 The Lennox 85L49 Draft Inducer

The Lennox 85L49 Draft Inducer Assembly is a critical OEM replacement part designed for specific 120V gas furnaces

Weatherproof Protection: The NEMA 4X rated housing ensures the electrical components remain safe in washdown or corrosive environments

OEM Compatibility: Exact replacement for Carrier 307566-751

Precision Engineering: The counterclockwise lead end rotation and Fasco U62B1 motor type ensure exact mechanical alignment with original factory specifications

Common Questions What is the primary difference between the T-4054-1 and T-4054-2

Lochinvar & A.O. Smith 100093809 Door Assembly 320720-756 The Lennox 85L49 Draft InducerThe Lochinvar & A. O. Smith 100093809 Door Assembly is a critical combustion chamber component engineered for natural gas water heater models, specifically designed for 40S40 and 50T50 series units. As a veteran grade manifold door assembly, this part provides the essential seal required to maintain proper atmospheric pressure and thermal containment within the burner chamber. It features an integrated door switch that serves as a vital safety