this is a fixed 0

power open/power closed actuator

As an OEM replacement seal

dry air supply to prevent orifice fouling

How do I confirm the rotation of the WHL3116

Johnson Controls M9220-600 Kit 322838-754 this is a fixed 0The Johnson Controls M9220 600 is a heavy duty 1" Jackshaft Coupler Kit engineered for industrial grade damper actuator mounting. Specifically designed for the M9220 Series, including proportional electric spring return actuators, this kit provides a secure mechanical interface for larger shafting. It allows technicians to mount actuators on heavy duty dampers with 3 4" to 1 1 16" round shafts or 5 8" and 3 4" square shafts, ensuring slippage free