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2013_0122 (4)CHECK ONE: IRRIGATION DOMESTIC FIRELINE x 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. M Reduced Pressure Principle Ir_ Double Check Valve Manufacturer Model Number Serial Number I 'S i 5 TYPE OF ASSEMBLY • Pressure Vacuum Breaker • Atmosphere Vacuum Breaker ,\ Size i Located At ci k �D e r The above is certified to be true. Firm Nam& �' c �2 Firm Address,2 4 75-0,00 Gauge # 3-1d 3,5--3 Date last accuracy tested /- J0?- / 3 JUM BREAKER Check Valve nSid Leaked ❑ nsid t Ft e RE X11 / n't � Cent. Tester No,6 no l Q-7 73 Date ' a 5-" 13 White - Customer's Copy Yellow - City Copy Pink - Tester's Copy REDUCED PRESSURE PRINCIPLE ASSEMBLY PRESSURE VACI Double Check Valve Assembly 1st Check 2nd Check Relief Valve Air Inlet Initial Test DC- Closed Closed Tight & Opened at Opened at Ti ,t Leaked ❑ osid nSid v `t Leaked ❑ �`- Did not Open ❑ Reps and Materials Used Test After DC- Closed Closed Tight ❑ Opened at Opened at Tight 13 psid nSid IP7air RP sid The above is certified to be true. Firm Nam& �' c �2 Firm Address,2 4 75-0,00 Gauge # 3-1d 3,5--3 Date last accuracy tested /- J0?- / 3 JUM BREAKER Check Valve nSid Leaked ❑ nsid t Ft e RE X11 / n't � Cent. Tester No,6 no l Q-7 73 Date ' a 5-" 13 White - Customer's Copy Yellow - City Copy Pink - Tester's Copy