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2013_0506 (2)CHECK ONE: Vi'At1, Ry; lyd DOMESTIC FIRELINE BACIOLOW PREVENTION ASSEMBLY TEST AND MAINTENANCE REPORT NAME OF PWS: PWS I.D. # CITY OF COPPELL °C LOCATION OF SERVICE: qc)c) Nui8rq� 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. TYPE OF ASSEMBLY e Reduced Pressure Principle C Pressure Vacuum Breaker V Double Check Valve J�sC nA C Atmosphere Vacuum Breaker Manufacturer we , T ry Size 13 Model Number i 7yr L Located At A'L) Serial Number 10( j 1 3 f 1 02 The above is certified to be true. Firm Nam At: T t J r, .-< Firm Address Pr) &J A 7 9') ('0C K NC c"'. -- Date last accuracy tested %3 Certified Tester LWc-t-it- 0 eg,n LA -P' Cert. Tester No. i14C'`i h— Date 'b 0611 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 Closed Tight ❑ Opened at Opened at vsid Tight 3<-, I' Leaked vsid vsid RP- ._psid Leaked C Did not Open o Leaked ❑ Repairs c� and Materials Used Test After DC- Closed Closed Tight V Opened at Opened at vsid Repair Tight 3,0 0 RP sid v' sid osid The above is certified to be true. Firm Nam At: T t J r, .-< Firm Address Pr) &J A 7 9') ('0C K NC c"'. -- Date last accuracy tested %3 Certified Tester LWc-t-it- 0 eg,n LA -P' Cert. Tester No. i14C'`i h— Date 'b 0611 White - Customer's Copy Yellow - City Copy Pink - Tester's Copy