Lennox 74W55 Blower Assembly 320720-756 Common Questions: Which air handlers

Common Questions: Which air handlers are compatible with this 15KW kit

The station arrives fully assembled with 3/8-inch O

preventing premature failure in mechanical rooms or processing plants

preventing flame instability and potential equipment damage

provided the integrity of the insulation and the sensing tip remains intact

Lennox 74W55 Blower Assembly 320720-756 Common Questions: Which air handlersThe Lennox 74W55 Combustion Blower Assembly is a high performance draft inducer specifically designed for modern high efficiency furnaces. Also referenced under part numbers 74W5501 and LB 94724AA, this assembly is a critical component for maintaining the correct fuel to air ratio during the combustion cycle. Operating at 120 Volts and 60 Hz, this 1 40 HP motor delivers 3250 RPM to effectively pull flue gases through the heat exchanger, ensuring safe