This set is essential for technicians performing packing gland replacement or retrofitting older thermostatic radiator valves with modern RA2000 radiator sensors

this unit converts electrical signals into mechanical movement to optimize air distribution and energy efficiency

necessitating a replacement of the liquid level sensor to maintain system reliability

Complete Kit: Includes the mechanical selector dial and bezel

designed to restore original flow characteristics and pressure ratings

Johnson Controls MP823D001A Valve Actuator 30067439-890 This set is essential forThe Johnson Controls MP823D001A is a robust, 25 square inch pneumatic valve actuator designed for precise proportional control in commercial HVAC systems. This spring return stem up unit is engineered for medium to large valves, featuring a 3 4 inch stroke and a 4 8 PSI spring range for reliable fail safe operation. Utilizing a 1 4 inch OD barbed fitting air connection, this proportional control actuator handles up to 25 PSI maximum control pressure,