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2012_1012 (2)CIIECK ONE: / IRRIGATION �✓ DOMESTIC FIRELINE BACKF'I.OW PREVENTION ASSEMBLY TEST AND MAINTENANCE REPORT NAME OF PWS: PWS I.D. # CITY OF COPPELL LOCATION OF SERVICE: %��� ��Cl�e��...� The bacldlow prevention assembly derailed below has been tested sad maintained as requitzd by TNRCC regulations and is certified to be operating within acceptable parameters_ TYPE OF ASSEMBLY C Reduced Pressure Principle C Pressure Vacur•**+ Breaker �� Double Cfheck Valve a Atmosphere Vacuum Breaker Manufacturer ��/ Size Z ,� Model Number nIJr1Yk i �� Located At �/�� ;.6 ��1 �"' Serial Number �' �) �P The above is certified to be true. Firm Nattte �(` .�-� --�� � r r.r Certified Testa �P H � �� �— b*�� "�� Firm Addrzss `P� g � i� 7 97 lc� � Cert. Tester No.g P�d� b �S -7 Date / e� - rz- J z Gauge # y 7� � >'o � �8 Date last accuracy tested 7 3 1 -) White - Customer's Copy Yellow -City Copy Pink - Tester's Copy REDUCED PRESSURE PRINCIPLE ASSEMBLY PRESSURE VACUUM BREAKER Double Cheek Valve Assembly Relief Valve Air Islet Check Valve 1st Cheek f . � tad Chekl: /, ,� Initial Test DC- Closed Closed Tight Opined at Opened at nsid TishL Leaked [7 nsid nsid RP- nsid Leaked p Did not Open o Leaked � �P� and Mata-ials Used Test Agar DC- Closed Closed Tight o Opined at Opened at nsid Rapair Tight o nsid nsid RP sid The above is certified to be true. Firm Nattte �(` .�-� --�� � r r.r Certified Testa �P H � �� �— b*�� "�� Firm Addrzss `P� g � i� 7 97 lc� � Cert. Tester No.g P�d� b �S -7 Date / e� - rz- J z Gauge # y 7� � >'o � �8 Date last accuracy tested 7 3 1 -) White - Customer's Copy Yellow -City Copy Pink - Tester's Copy