Johnson Controls D-4073-2 Damper Actuator Refrigerant the internal components are easily

the internal components are easily accessible for maintenance or rebuilds without removing the valve body from the piping

when used with three-way valves

What is the maximum allowable misalignment for this coupling

Does this valve use an internal or external equalizer

Johnson Controls D-4073-2 Damper Actuator Refrigerant the internal components are easilyThe Johnson Controls D 4073 2 Damper Actuator is a heavy duty pneumatic piston damper actuator engineered for precise positioning in unit ventilators, VAV terminal units, and small ventilating systems. This multipurpose positioning device features an 8 13 PSI spring range and a reliable 3" stroke, providing the necessary mechanical force to operate dampers up to 6. 75 square feet for proportional control or 11. 7 square feet for two position