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2014_0323 (4)CHECK ONE: IRRIGATION DOMESTIC FIRELINE BACKFLOW PREVENTION ASSEMBLY TEST AND MAINTENANCE REPORT NAME OF PWS: PWS I.D. # CITY OF COPPELL LOCATION OF SERVICE: fir I - 1 1 ! t'04, f, 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. C Reduced Pressure Principle Double /Check Valve Manufacturer &l , 718 Model Number 60 -7 M l Serial Number S- L/ 02 & TYPE OF ASSEMBLY C Pressure Vacuum Breaker C Atmosphere Vacuum Breaker Size f Located At The above is certified to be true. /� Firm Name �, " Mlle l Certified Testa Firm Address 5 /� r �; ��� Cat Testa Nor. u Date ' Z Gauge # 616 2 2 Z V- (d Date last accuracy tested - - 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 ,� 3_� psid Leaked 13 Closed Tight /"-!" Leaked ❑ .� " � Opened at vsid Opened at osid Did not Open ❑ o sid Leaked ❑ Reps and Materials Used Test After DC- Closed Closed Tight ❑ Opened at Opened at ------p sid Repair Tight ❑ osid osid RP sid The above is certified to be true. /� Firm Name �, " Mlle l Certified Testa Firm Address 5 /� r �; ��� Cat Testa Nor. u Date ' Z Gauge # 616 2 2 Z V- (d Date last accuracy tested - - White - Customer's Copy Yellow - City Copy Pink - Tester's Copy