The Lennox 34K77 Blower Motor is a high-duty PSC (Permanent Split Capacitor) motor engineered for precision airflow in residential and light commercial HVAC systems

it operates with a nonadjustable 5% nominal differential

and custom refrigeration racks where reliable liquid management is critical for system stability and compressor protection

This specific model is calibrated for 3-ton refrigeration applications

Lochinvar & A.O. Smith 100109273 Burner Assembly 322838-753 The Lennox 34K77 Blower MotorThe Lochinvar & A. O. Smith 100109273 Burner Assembly is a direct replacement component engineered for high efficiency natural gas water heaters. This Nat FV burner assembly features a precision drilled #37 orifice, ensuring optimal stoichiometric combustion and reliable thermal output. Designed specifically for Flammable Vapor (FV) ignition systems, this assembly maintains the safety integrity and thermal efficiency of compatible Lochinvar and A. O.