Replacing the assembly with this unit typically restores the required vacuum pressure

Terminals 1 and 2 are typically dedicated to the burner circuit (low water cut-off)

sharing the same footprint and 24V actuator electrical specs

This refrigerant pressure limiting device is compatible with all non-corrosive refrigerants and features 120/240 Vac contact ratings (5

providing the flexibility needed to match specific system requirements and prevent unnecessary cycling

White-Rodgers F19-0181 Power Head Refrigerant Replacing the assembly with thisStocking the White Rodgers F19 0181 Power Head is essential for any service truck handling hydronic heating systems. This 24V 2 way power head is a direct replacement component engineered for seamless integration with the 13A00 zone valve series. Specifically designed to interface with the 13A01 101 2, 13A01 102, 13A02 112, and 13A03 112 valve bodies, this unit provides the high torque actuation required for reliable flow control. The integrated