Installation
- Turn off the water supply and relieve pressure in the line before starting.
- Remove the backflow preventer cover to access the internal parts.
- Take out the old pressure vessel, seats, springs, and poppets as needed.
- Install the new pressure vessel and internal components from the RK34‑350V kit.
- Replace all O‑rings and seals included in the kit to ensure a proper fit.
- Reassemble the housing and tighten screws securely.
- Turn the water supply back on slowly and check for leaks.
- For detailed steps, refer to the installation manual provided in the package or contact a licensed plumber.
Maintenance
- Inspect the backflow preventer regularly for leaks or reduced performance.
- Check the test cocks and regulator to confirm proper operation.
- Clean or replace parts if mineral deposits or wear are found.
- Always use genuine Zurn Wilkins repair kits for replacements.
- For service or repairs, consult the manual or a licensed technician.