This external set point dial facilitates precise manual adjustments of the pneumatic thermostat setpoint

and Janitrol units requiring a 3/8" connection

designed to integrate with the original Sterling motor mount and fan hub assembly

As a primary hot water safety valve

the Lennox 24L51 serves as a direct-fit HVAC replacement part that ensures the inducer motor is moving sufficient combustion air before the ignition sequence begins

Trane MOT19009 Motor 320734-701 This external set point dialThe Trane MOT19009 Motor is a high performance HVAC replacement motor engineered for commercial and industrial air moving applications. Operating at 460V 1 Phase, this 3 4 HP motor maintains a steady 1040 RPM to ensure consistent static pressure and airflow regulation. Designed with a 48 frame size and Open Air Over (OAO) enclosure, it provides efficient thermal management during continuous operation. The CCWLE rotation (Counter Clockwise Lead End)