Loading...
2012_0117 (3)CIIECK ONE. IRRIGATION DOMESTIC FIRELINE - BACKFT.OW PREVENTION ASSEA�LY TEST AND MAI2V'I'ENANCE REPORT NAME OF Pws: CITY OF COPPELL PWS I_D. # LOCATION OF SERVICE= ,� % %.�k =f�K n � >,� The baci�low prevention assembly detailod 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 a Pressure Vacsnnn Breaker � Double Check Vaivc o Atmosphere Vacuum Breaker Manufactan-er Modes Number Scrim Number ' Size ' Located At The above is certified to be true. i Firm Name } ; , Firm Address Gauge # - - Date last accuracy tested Certified Testa � , '. -; Cent Tester No. ' Date White - CustomeCs Copy Yellow -City Copy Pink - Tester's Copy REDUCED PRESSURE PRINCIPLE ASSEI�LBLY PRESSURE VACUUM Bft��R Double Check Valve Assembly 1st Check 2nd Cbecl: Relief Valve Air Inlet Check Valve Initial Test DC- Closed Closed Tight o Opened at Opined at nsid Tight O Leaked a nsid nsid RP- nsid I_.cal:ed p Did not Opea o Leaked c7 Repairs and Materials Used Test After Repair DC- Closed Tight 0 Closed Tight o Opined at vsid Opined at nsid nsid RP std The above is certified to be true. i Firm Name } ; , Firm Address Gauge # - - Date last accuracy tested Certified Testa � , '. -; Cent Tester No. ' Date White - CustomeCs Copy Yellow -City Copy Pink - Tester's Copy