Watts 0794069 Rubber Parts Kit

The Watts 0794069 Rubber Parts Kit is a field-proven solution for restoring the internal sealing integrity of 3/4 inch and 1 inch Series 909 Reduced Pressure Zone (RPZ) backflow preventers. This Lead Free (LFRK909-RT) kit is engineered specifically for technicians performing annual backflow testing and maintenance on high-hazard potable water applications. This comprehensive kit serves as a direct drop-in replacement for obsolete or worn components, including legacy part numbers 0881321, 0887130, and RK909RT-3/4-1. By replacing the EPDM rubber discs and O-rings, technicians can effectively troubleshoot RPZ relief valve discharge caused by fouled check seats or mineral buildup. Utilizing genuine Watts 0794069 repair parts ensures the assembly maintains its original ASSE 1013 certification. Whether you are servicing a 909-RT-3/4 or 909-RT-1 model, this kit provides the precise tolerances required for reliable backflow preventer repair and system safety.

• Universal Compatibility: Fits both 3/4" and 1" Series 909-RT (Reduced Pressure Zone) assemblies, simplifying truck stock requirements.
• Lead Free Construction: Complies with the Safe Drinking Water Act requirements for potable water installations.
• Complete Sealing Components: Includes check valve discs and relief valve diaphragms to eliminate weeping and intermittent discharge.
• Drop-in Replacement: Directly replaces model numbers 52BFP-RK and LFRK909-RT-3/4-1 without modifications.

Common Backflow Service Questions

What is included in the 0794069 repair kit?
This rubber parts kit contains the essential soft goods for both the first and second check valves, as well as the relief valve diaphragm and O-rings required for a standard rebuild.

Will this kit stop my 909 backflow from leaking?
If the assembly is discharging from the relief valve due to debris or worn rubber seals, this kit will restore the tight seal. However, if the brass seats are pitted or damaged, you may require a total internal kit.

Can I use this for non-Lead Free 909 valves?
Yes, this Lead Free rubber kit is backwards compatible and can be utilized in both standard 909 and LFN909 models of the same size range.

Disclaimer: While we strive for 100% accuracy, product data and specifications are subject to change. Please contact our team to confirm compatibility or technical details before purchasing.