View the blade from the discharge side

As an OEM Viessmann part

non-spring return solution designed for precise control in HVACR systems

This helps verify the functionality of the 24V AC reversing valve signal and ensures the outdoor fan cycles off correctly during the defrost sequence

Browning AK74X1 Sheave 320735-701 View the blade from theThe Browning AK74X1 Sheave is a precision engineered v belt pulley designed for fractional horsepower (FHP) applications in demanding HVACR and industrial drive systems. Constructed from close grain cast iron, this single groove sheave is statically balanced to ensure vibration free operation and extended bearing life. It features a 7. 25 inch outside diameter and a 1 inch finished bore equipped with a standard 1 4" x 1 8" keyway and setscrew for