Atmospheric Vacuum Breaker/ Check Valve 571 Vac Chk

 

CAUTION: Improper installation could result in product failure causing potential water damage

•    DO NOT plumb Atmospheric Vacuum Breaker/Check Valve (Vac/Check) in a binding condition that creates stress on part. Plumbing should be securely fastened to permanent structure.
•    All plumbing connections made to this product during installation must be hand tight plus ¼ turn.
•    DO NOT over-tighten swivel fittings to threaded connections. Over-tightening could result in stress cracking to plastic threads. Screw swivel fittings by hand.
•    Spin weld fitting must be installed according to Industry Standard Plastic Welding Guidelines.
•    B&B strongly recommends installing Vac/Check within 6' – 8' lineal feet of water inlet connection due to low pressure conditions.
•    Vac/Check cannot be installed in an inaccessible location where venting of water from device during normal operation causes damage. It must be installed in an easily accessible location to end user.
•    Vac/Check must be installed with the correct direction and orientation of flow or all warranty consideration is voided.
•    Working pressure per ASSE #1001 is up to125 psi but NOT LESS THAN 8 psi.
•    Do not use countersink headed screws due to potential cracking. Use only pan headed screws.
•    Failure to follow these instructions for installation of our product will forfeit any warranty consideration.
•    CSA Listing # 236387