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2013_0716 (23)CHECK ONE: IRRIGATION DOMESTIC FIRELINE BACKFLOW PREVENTION ASSEMBLY TEST AND MAINTENANCE REPORT NAME OF PWS: PWS I.D. # CITY OF COPPELL LOCATION OF SERVICEA� u,'4y,:--,.. ve rc j4c•SG /31.3 �A 141 7SD/ 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 2� Double Check Valve Manufacturer /A J Model Number 2 �� K Serial Number ED 3 TYPE OF ASSEMBLY ❑ Pressure Vacuum Breaker C, Atmosphere Vacuum Breaker Size Located At r) ! ) & The above is certified to be true. Firm Namq& Firm Address IA& X Gauge # Date last accuracy tested 1G %C? r S/rl�a Certified Tester Cert. Tester No. G 9 Date 71�� 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 2' Opened at Opened at osid Tigh� C] RP- J � Dsid Leaked ❑ Leaked ` ❑ 5 osid osid Did not Open ❑ Leaked ❑ Reps and Materials Used Test After DC- Closed Closed Tight ❑ Opened at Opened at osid Repair Tight ❑ psid osid RP sid The above is certified to be true. Firm Namq& Firm Address IA& X Gauge # Date last accuracy tested 1G %C? r S/rl�a Certified Tester Cert. Tester No. G 9 Date 71�� White - Customer's Copy Yellow - City Copy Pink - Tester's Copy