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2013_0715 (2)CHECK ONE: IRRIGATION DOMESTIC FIRELINE BACKFLOW PREVENTION ASSEMBLY TEST AND MAINTENANCE REPORT NAME OF PWS: PWS I.D. # CITY OF COPPELL LOCATION OF SERVICE: The back-flow prevention assembly detailed below has been tested and maintained as required by TNRCC regulations and is certified to be operating within acceptable parameters. ❑ Reduced Pressure Principle ❑ Double Check Valve Manufacturer 1 w ,1 )A 1 -r S Model Number �' °' Serial Number TYPE OF ASSEMBLY ❑ Pressure Vacuum Breaker ❑ Atmosphere Vacuum Breaker Size Located At The above is certified to be true. Firm Name AJ e , �• If 17 Cowl ' Firm Address _� N �,oTKSU Gauge # Date last accuracy tested q 7 1 Certified Tester r' i.,,,.,ft Cert. Tester No. Date White - Customer's Copy Yellow - City Copy Pink - Tester's Copy REDUCED PRESSURE PRINCIPLE ASSEMBLY PRESSURE VACUUM BREAKER Double Check Valve Assembly 1st Check: 2nd Check: Relief Valve Air Inlet Check Valve Initial Test �= DC- Closed Tight ❑ RP- pSid Leaked ❑ Closed Tight ❑ Leaked ❑ Opened at nsid Opened at oSid Did not Open ❑ oSid Leaked ❑ Reps and Materials �<- Used Test After Repair DC- Closed Tight ❑ Closed Tight ❑ Opened at psid Opened at oSid nsid RP sid The above is certified to be true. Firm Name AJ e , �• If 17 Cowl ' Firm Address _� N �,oTKSU Gauge # Date last accuracy tested q 7 1 Certified Tester r' i.,,,.,ft Cert. Tester No. Date White - Customer's Copy Yellow - City Copy Pink - Tester's Copy