Backflow Prevention Assembly Tester Exam Version 1 (New 2024/ 2025) Questions and Verified Answers| 100% Correct| A Grade
QUESTION
Continuous flow
... [Show More] from a pressure vacuum breaker's test cock 2 with shut-off valve 2 open and shut-off valve 1 closed is an indication of _____?
A. Backpressure backflow
B. Backsiphonage backflow
C. A failed air-inlet valve
D. A leaking check valve
E. A leaking or damaged shut-off valve 1
Answer:
Backpressure backflow
QUESTION
Pressure vacuum breakers may be used on the following applications except ____?
A. High hazard/backsiphonage
B. High hazard/continuous pressure
C. Low hazard/backpressure
D. Low hazard/backsiphonage
E. Low hazard/intermittent pressure
Answer:
Low hazard/backpressure
QUESTION
A double check valve assembly is installed 12 in. (30.5 cm) above the floor for _____?
A. Electrical code compliance
B. Floor draining
C. Maintenance
D. Mechanical code compliance
E. Rodent control
Answer:
Maintenance
QUESTION
Double check valve assembly product performance standards require venting for _____?
A. Chemicals
B. Test cock corrosion
C. Trapped air
D. Vertical installations
E. Winterization
Answer:
Trapped air
QUESTION
A low-hazard use only backflow preventer is a(n) _____?
A. Air-gap separation
B. Atmospheric vacuum breaker
C. Double check valve assembly
D. Pressure vacuum breaker assembly
E. Reduced pressure principle assembly
Answer:
Double check valve assembly
QUESTION
Double check detector assembly flow indicators must register flow up to _____?
A. 1 gpm (3.8 l/min)
B. 2 gpm (7.6 l/min)
C. 3 gpm (11.4 l/min)
D. 4 gpm (15.1 l/min)
E. 5 gpm (18.9 l/min)
Answer:
2 gpm (7.6 l/min)
QUESTION
A field test report for a double check valve assembly will include the manufacturer's name, model, size, and _____?
A. Body material
B. Date of manufacture
C. Serial number
D. Working pressure (maximum)
E. Working temperature (maximum)
Answer:
Serial number
QUESTION
Double check valve assembly components must be _____?
A. Bronze
B. Independently acting
C. Plastic
D. Rubber
E. Spring activated
Answer:
Independently acting
QUESTION
After the repair of a double check valve assembly, a field test is required for the _____?
A. Check valve number 1
B. Component repaired
C. Entire assembly
D. Tester's personal records only
E. Shut-off valve tightness
Answer:
Entire assembly
QUESTION
Prior to testing the check valves in the direction of flow on a double check valve assembly using a high and low side on the gauge, a tester must first ____?
A. Determine the tightness of shut-off valve number 2
B. Notify the owner of the water shut-off
C. Record the water supply line pressure
D. Submit the test report to the water supply
E. Test check valve number 2 with backpressure
Answer:
Determine the tightness of shut-off valve number 2
QUESTION
A double check valve assembly installed in a vertical flow down orientation is only allowed ______?
A. In a basement or vault
B. If the assembly was tested and approved as such
C. If the check weight does not compress the spring
D. On fire-suppression systems [Show Less]