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Easy Calibration: Equipped with non-interacting zero and span trimmers for precise field adjustments
Designed for direct drive blower applications
This module regulates pre-purge timings and provides the high-voltage spark necessary for burner assemblies
the system remains resistant to scale buildup and corrosion
Lennox 17D97 Harness Constant Torque Kit 319852-301 Easy Calibration: Equipped with non-interactingAs a field technician, you know that maintaining precise airflow in residential and office HVAC systems starts with the integrity of your wiring. The Lennox 17D97 Harness Constant Torque Kit (Model 620621 01) is an essential OEM accessory designed for ECM motor communication and power delivery. This constant torque harness kit serves as the critical link between the integrated motor control and the furnace or air handler control board, ensuring
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