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The MCC POWERS 420 243 is a lever handle kit with sleeve designed for use with compatible valve actuator assemblies in commercial and industrial HVAC and plumbing control systems. The kit provides the mechanical interface between the operator and the valve stem, allowing field technicians to manually position or override a valve during commissioning, maintenance, or service. Weighing 0.41 pounds, the 420 243 is a compact, lightweight assembly suited for installation by licensed HVAC technicians and mechanical contractors working on building automation and hydronic control systems.
This lever handle kit with sleeve is intended for use in commercial building environments where manual valve operation or override capability is required. It is typically installed on valve bodies in hydronic heating and cooling systems, including terminal unit applications. The sleeve component provides a secure mechanical connection between the lever and the valve stem, ensuring reliable operation during normal use and manual service procedures.
Designed as an OEM-style replacement lever handle kit for compatible MCC POWERS valve actuator assemblies. Refer to the valve assembly documentation to confirm fitment before installation.
Installation should be performed by a qualified HVAC technician or mechanical contractor familiar with valve actuator assemblies. Before servicing, shut down the associated HVAC system and isolate the valve from system pressure where applicable. Ensure the valve stem is clean and free of debris before seating the sleeve. Verify secure engagement of the lever handle before returning the system to service.
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