Johnson Controls M9220-601 Coupler Kit Refrigerant Common Questions & Technical Support

Common Questions & Technical Support Can this thermostat be used for cooling applications

This Alco power assembly ensures the expansion valve responds accurately to evaporator pressure changes

System Versatility: Rated for a 600 psi body pressure and compatible with a wide temperature range

or excessive heat exposure can degrade the internal coil and lead to circuit failure

making it suitable for high-pressure commercial hydronic systems

Johnson Controls M9220-601 Coupler Kit Refrigerant Common Questions & Technical SupportThe Johnson Controls M9220 601 Replacement Coupler Kit is a critical hardware component designed for the direct mount installation of M9220 xxx 3 series proportional electric spring return actuators. This kit is specifically engineered to adapt these high torque 177 lb in actuators to smaller damper shaft profiles that fall below the standard 3 4 inch minimum of the factory clamp. As a veteran requested solution for field retrofits, this actuator