Common Questions & Technical Support Which Reznor models use the 201158 pressure switch

and APW systems

providing a direct-fit solution for models such as the Williams 5009622A and 50H9622A series

The third wire allows the controller to measure and cancel out the resistance of the lead wires

Why is my new relief valve simmering or leaking

GC Valves S211GF02K4EG5 Solenoid Valve 30067439-890 Common Questions & Technical SupportThe GC Valves S211GF02K4EG5 is a high performance 2 way normally closed solenoid valve engineered for precision fluid control in demanding HVACR and industrial process systems. Built with a heavy duty forged brass body and a full 3 4" orifice, this pilot operated valve ensures high flow rates with minimal pressure drop. The 120Vac Class F coil provides reliable actuation in continuous duty cycles, while the Viton (FKM) seal material offers superior