Loading...
2013_0122 (5)CHECK ONE: IRRIGATION DOMESTIC FIRELINE L�— BACKF'LOW PREVENTION ASSEMBLY TEST AND MAINTENANCE REPORT NAME OF PWS: PWS I.D. # CITY OF COPPELL LOCATION OF SERVICE: - /D O 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 �a Double Check Valve Manufac=er Model Number Serial Number l TYPE OF ASSEMBLY e Pressure Vacuum Breaker ❑ Atmosphere Vacuum Breaker IN Size Located At 0 L_ The above is certified to be true. Gauge #�7a3 s3 Date last accuracy tested /-, ?o? -,:V 6i3 MA 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 A Opened at Opened at ---flssid R55 Tight )r RP -2- L psid Leaked o Leaked ❑ csid _osid Did not Open ❑ Leaked ❑ Reps and Materials Used Test After DC- Closed Closed Tight o Opened at Opened at _nsid Repair Tight C3 I _osid osid RP sid The above is certified to be true. Gauge #�7a3 s3 Date last accuracy tested /-, ?o? -,:V 6i3 MA White - Customer's Copy Yellow - City Copy Pink - Tester's Copy