Lennox 81W64 Motor 323080-701 When performing a maintenance swap

When performing a maintenance swap

managing the aux heat signal to the furnace or air handler during defrost regardless of the secondary heat source

and fan speed behavior during the off-cycle

Note the critical mechanical upgrade: the -961 utilizes Rotolock connections (1-1/4" suction x 1" discharge)

Lennox 81W64 Motor 323080-701 When performing a maintenance swapThe Lennox 81W64 is a heavy duty, 1 HP replacement ECM blower motor specifically designed for high voltage commercial and industrial HVAC applications. Operating at 460V single phase with a rated speed of 1050 RPM, this genuine Lennox OEM motor (Part #81W64, also replaces 604253 03) provides the high torque performance required for large scale air handlers and rooftop units. Utilizing advanced Electronically Commutated Motor technology, it offers