Check the open-circuit voltage by connecting the leads to the thermopile wires while the pilot is burning

Rugged Build Quality: Features stainless steel bellows and high-amperage contacts for long-term electrical reliability

This specific OEM part is typically supplied as the switch unit

Integration is streamlined via standard screw terminals and a snap-track mounting base

Key Benefits: Universal Compatibility: Optimized for use with all Parker SPORT and SPORTII series valves to ensure rapid response and reliable on/off cycling

Watts 0887120 Kit Els PW 17895 Check the open-circuit voltage byThe Watts 0887120 is a professional grade RK 909 CK1 first check repair kit engineered for 3 4" and 1" Reduced Pressure Zone (RPZ) backflow preventers. This factory replacement kit is designed specifically for the Watts Series 909 and Lead Free LF909 assemblies, providing a direct solution for maintaining the integrity of the first check station. As a direct replacement for legacy part numbers 881466 and RK909 CK1, this backflow preventer repair kit