Video: Air Check Valve Replacement #

#

How to Replace Your Air Check Valve #

1. Step 1: Uninstall Coupling
   • Remove blue Air Tubing from the Barbed Fitting on the Manifold’s Venturi
   • Remove gray Coupling from Manifold’s Venturi
   • Unthread the Barbed Fitting from Coupling.
     • Important Note: Set Barbed Fitting Aside for Step 4.
2. Step 2: Prep Venturi
   • On the Manifold’s Venturi, cut the black barbed fitting off just before the threads using garden shears, tube cutters, etc.
3. Step 3: Install Air Check Valve & Fitting
   • Thread the new black Air Check Valve into the Manifold’s Venturi and thread the Barbed Fitting into the Air Check Valve.
     • Important Note: Ensure the Air Check Valve arrow points to the Manifold and away from the Barbed Fitting.
4. Step 4: Unstall Old Air Check Valve
   • Remove the old Air Check Valve and the short Air Tubing piece connecting it to the Cartridge Unit.
   • Then, connect the long Air Tubing piece to the new Air Check Valve to the Cartridge Unit.
   • Set air flow rate to the recommended ranges.
     • CCW100: 5 – 7 LPM
     • CCW50: 3 – 5 LPM