Backflow Prevention Assembly Tester Exam V2 (Latest 2024/ 2025) Questions and Verified Answers| 100% Correct| Grade A

Backflow Prevention Assembly Tester Exam V2 (Latest 2024/ 2025) Questions and Verified Answers| 100% Correct| Grade A Q: When testing a SVB what is the firsrt test being performed (A) The air inlet opening point (B) The static pressure across the check valve (C) To verify the #2shut off hold tight (D) To check if the SVB hold water Answer: The static pressure across the check valve Q: When testing a PVB the air inlet opens upon closing the #1 shut off valve What is the most probable cause (A) Leaking #2 shut off valve (B) Leaking #1 shut off valve (C) Fouied air inlert (D) Fouied check valve Answer: Leaking #2 shut off valve Q: A 2" AVB when used on irrigation systemsterm-15 shall be instilled (A) 6" above all downstream piping (B) 18" above all downstream piping (C) 24" above all downstream piping (D) 27 3/4" above all downstream piping Answer: 6" above all downstream piping Q: What causes the relief valief valve to close on a RPZ? (A) Reilef valve spring pressure (B) Supply side water pressure (C) Pressure differential between Check #1 and Check #2 (D) All the above Answer: Supply side water pressure Q: When testing a RP instialled in vauil the relief valve opening point falls to zero What is most probabie cause (A) The relief valve is stuck shut (B) #1 check is fouled (C) the #2 shut off leaks by (D) Installed improperly Answer: Installed improperly Q: When field testing the DC the #1 check static differential pressure is found to be 0.0 psid What is the most probable cause (A) Fouied #2 Check (B) Leaking #2 shut off (C) Fouled #1 check (D) Leaking #1 shut off Answer: Fouled #1 check Q: The critical level for checking the air inlet of the PVB is (A) At the air inlet (B) At #1 shut off (C) At #1 test cock (D) At #2 shut off Answer: At the air inlet Q: The physical operation of a Hose Bibb Vacuum Breaker is classified as a type of (A) Dual check valve (B) Atmospherlc vacuum breaker (C) Pressure vacuum breaker (D) Doubie check backflow preventer Answer: Atmospherlc vacuum breaker Q: An oxygen deficient atmosphere has less than what precentage of oxygen (A) 19.50% (B) 10% (C) 21% (D) 24% Answer: 19.50 Q: The relief valve of a RP discharges in flow and non-flow condition What is the most probable cause (A) Fouied #1 check (B) Fouied #2 check (C) Fouied relief valve (D) Line pressure fiuctuation Answer: Fouied relief valve Q: A PVB may be installed with (A) A pump downstream (B) A water heater downstream (C) A shutoff valve downstream (D) An eievated storage tank downstream Answer: A shutoff valve downstream Q: The relief valve of a Reduced Pressure Principle Assmbly remains closed during normal operation due to (A) Supply side pressure (B) The relief valve spring (C) Zone pressure (D) All the above Answer: The relief valve spring Q: What would cause a continual flow of water from of water the air inlet of a PVB prior strting the field test