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2013_1008 (2)CHECK ONE: IRRIGATION DOMESTIC FIRELINE BACKFLOW PREVENTION ASSEMBLY TEST AND MAINTENANCE REPORT NAME OF PWS: CITY OF COPPELL PWS I.D. # LOCATION OF SERVICE: The back low 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 C Reduced Pressure Principle C Pressure Vacuum Breaker Y Double Check Valve C Atmosphere Vacuum Breaker Manufacturer Model Number Serial Number Size Located At The above is certified to be true. Firm Name Firm Address Gauge # Date last accuracy tested Certified Tester Cent. 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 Closed Tight ❑ Opened at Opened at osid Tight C Leaked ❑ osid osid RP -_ psid Leaked ❑ Did not Open ❑ Leaked ❑ Reps and Materials Used Test After DC- Closed Closed Tight o Opened at Opened at osid Repair Tight ❑ psid osid RP sid The above is certified to be true. Firm Name Firm Address Gauge # Date last accuracy tested Certified Tester Cent. Tester No. Date White — Customer's Copy Yellow — City Copy Pink — Tester's Copy