Transcription of BACKFLOW PREVENTION ASSEMBLY TESTING MANUAL
{{id}} {{{paragraph}}}
BACKFLOW PREVENTION ASSEMBLYTESTING MANUALLos Angeles County Department of Public HealthEnvironmental ProtectionCross-Connection and Water Pollution Control ProgramTABLE OF CONTENTSTESTING TECHNIQUES .. 1-2 CONCEPTS OF BACKFLOW PREVENTIONASSEMBLY TESTING .. 3-4 SINGLE CHECK TYPE PRESSURE VACUUM BREAKERTUBE TEST PROCEDUREAir Inlet Opening Point .. 5-6 Check Valve Operation .. 7 TWO CHECK TYPE PRESSURE TYPE VACUUM BREAKERTUBE TEST PROCEDUREAir Inlet Operation .. 8-9 Check Valve Operation .. 10-11 DOUBLE CHECK VALVE ASSEMBLIESTUBE TEST PROCEDUREC heck Valve Operation .. 12-13 SINGLE CHECK PRESSURE TYPE VACUUM BREAKERGAUGE TEST PROCEDUREAir Inlet Operation .. 14-15 Check Valve Operation .. 16 SPILL-RESISTANT PRESSURE VACUUM BREAKERGAUGE TEST PROCEDUREAir Inlet Opening Point .. 17-18 Check Valve Closing Point .. 18 TWO CHECK PRESSURE TYPE VACUUM BREAKERGAUGE TEST PROCEDUREAir Inlet Operation.
Backflow Prevention Assembly Testing Manual Concept 3 CONCEPTS OF BACKFLOW PREVENTION ASSEMBLY TESTING The following outline is based upon the extensive cross-connection control program and lengthy
Domain:
Source:
Link to this page:
Please notify us if you found a problem with this document:
{{id}} {{{paragraph}}}