Johnson Controls D-3153-7 Damper Actuator Els PW 17895 maintaining the original system performance

maintaining the original system performance curve without the risks associated with universal aftermarket components

and SWT-4900 for a perfect fit in York YCAJ150 through YCAJ230 models

Testing for continuity across these terminals while the 24V coil is de-energized will confirm if the sequencer requires replacement

Selection should be based on the system's total refrigerant charge

Johnson Controls D-3153-7 Damper Actuator Els PW 17895 maintaining the original system performanceThe Johnson Controls D 3153 7 is a heavy duty pneumatic damper actuator engineered for precise positioning of large dampers in commercial HVAC systems. This piston style actuator features a 15 inch effective diaphragm area and a 3 inch stroke, delivering high torque output for reliable airflow modulation. Built with a rugged die cast aluminum body, it operates on a 0 20 psig control air pressure range and utilizes an 8 13 psi spring range for fail