the actuator features field-selectable switches to toggle between proportional (VDC/mA)

as utilizing the incorrect run capacitor can lead to motor overheating or failure

maintaining proper static pressure and airflow

such as cleaning the internal diaphragm and checking for scale buildup

Carrier EF17BZ271 Reversing Valve 322057-301 the actuator features field-selectable switchesThe Carrier EF17BZ271 Reversing Valve is a critical 4 way pilot operated refrigerant control designed for high performance heat pump systems. Engineered as a direct replacement for 1175622, this OEM component features a 1 2" x 7 8" ODF (Outer Diameter Flare) connection, facilitating precise directional control of refrigerant flow to switch between heating and cooling cycles. Operating on a standard 24V solenoid coil, this valve is a Factory Authorized