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2014_0123CHECK ONE: IRRIGATION ✓ DOMESTIC FIRELINE BACKFLOW PREVENTION ASSEMBLY TEST AND MAINTENANCE REPORT NAME OF PWS: CITY OF COPPELL PWS I.D. # LOCATION OF SERVICE: The bac0ow 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 ❑ Reduced Pressure Principle ❑ Pressure Vacuum Breaker ❑ Double Check Valve ❑ Atmosphere Vacuum Breaker Manufacturer Model Number 77 Serial Number l / 1.7� Size Located At The above is certified to be true. � r Firm Name rii, Certified Tester Firm Address 1. t, Cat. Tester No./Y14-0,4" �- tl Date Gauge # (2 &,L4f „(t[_ Date last accuracy tested l G' 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` 1 Opened at Opened at flSid Tight ❑ RP - -77 osid Leaked ❑ DSid oSid Leaked ❑ Did not Open ❑ Leaked ❑ Repairs and Materials Used Test After DC- Closed Closed Tight ❑ Opened at Opened at osid Repair Tight ❑ oSid oSid RP sid The above is certified to be true. � r Firm Name rii, Certified Tester Firm Address 1. t, Cat. Tester No./Y14-0,4" �- tl Date Gauge # (2 &,L4f „(t[_ Date last accuracy tested l G' White - Customer's Copy Yellow - City Copy Pink - Tester's Copy