Disconnect your Sewer Hose from your RV. Remove the Plastic Sewer Hose Fittings from the Sewer Hose. Remove and replace the threaded factory-installed Access Hatch with the Snake Blocker Pro (SNB). Thread or forcibly manipulate the Sewer Hose through the 3" opening in the SBP. Fasten the SNB to the Basement Bin using (6) screws provided. Re-assemble the Plastic Sewer Hose Fittings to the Sewer Hose. Reconnect the Sewer Hose to the Coach Sewer Hose Outlet. (As Shown)
After the Snake Blocker Pro is installed, sever the Sewer Hose approx 2-3/4 " below the bottom of the Bin. (As Shown)
Thread the RV Sewer Hose Tightening Ring, and Coupling securely against the bottom of the SBP (as shown). Attach the Sewer Hose as before. This exterior hookup remains permanently in place.