Backflow Prevention Assembly Tester Exam V3 (Latest 2024/ 2025) Questions and Verified Answers| 100% Correct| Grade A

Backflow Prevention Assembly Tester Exam V3 (Latest 2024/ 2025) Questions and Verified Answers| 100% Correct| Grade A Q: A defensible backflow prevention program will maintain records on which of the following Answer: D. All of the above A: backflow prevention assemblies within the system B: complete list of certified backflow assembly testers C: back flow prevention test reports Q: In responding to a potential backflow incident, the water purveyor must Answer: D. Implement emergency response plan Q: The loading of the first and second check valves on reduced pressure principle backflow prevention assemblies Answer: B. Always different Q: Undersized water service and second check valves on reduces pressure principle back flow prevention assemblies Answer: B. May cause backsiphonage due to aspirator effect Q: A perfect vacuum (at sea level) will raise water in a pipe a maximum of Answer: C. 33.9 feet Q: The water supplier may require more frequent testing of backflow prevention assemblies Answer: D. All of the above A: due to high hazards B: due to high incidence of field test failures of the assembly C: due to frequent internal plumbing changes Q: To properly field test a reduced pressure principle backflow prevention assembly Answer: B. The outlet shut-off valves must be closed Q: A differential pressure gauge is used to field test Answer: D. Bath A and C A: reduced pressure principle backflow assemblies C: pressure vacuum breakers Q: Performance designs require that the pressure relief valve opening point of a reduced pressure principal backflow assembly must open at or above the minimum of Answer: B. Two (2) psid Q: When field testing a reduced pressure principle backflow assembly, the number two test cock should be flushed Answer: D. With caution to prevent premature opening of relief valve Q: During a field test, the air inlet valve on a pressure vacuum breaker must open Answer: A. At or above 1 psid on a differential gauge Q: Hose Bibb vacuum breakers should be located Answer: B. On hose bibbs as required by code Q: The probable cause of an Intermittent discharge of the differential pressure relief valve on a reduced pressure relief valve on a reduced pressure principle backflow assembly in a NO FLOW condition is Answer: A. Fluctuation in supply line pressure