Lennox 74N94 Damper Motor 320788-703 optimized for seamless integration with

optimized for seamless integration with electronic ignition modules

the kit includes precision-machined springs

Is the Modine 5H0749730001 compatible with older Hot Surface Ignition (HSI) models

the diaphragm is likely fatigued

Lennox 74N94 Damper Motor 320788-703 optimized for seamless integration withThe Lennox 74N94 Damper Motor is a critical replacement component designed for precision airflow control in residential and light commercial HVAC systems. This bi directional damper motor operates on a 24VAC synchronous drive, providing the reliable torque necessary to actuate zone dampers within the ductwork effectively. Engineered for seamless integration with Lennox Harmony II and Harmony III zoning systems, this motor ensures accurate positioning