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Plumbing
ASSE 5110 Backflow Prevention Tester
Test Equipment & Calibration
Knowledge Check
Test Equipment & Calibration
Knowledge Check
Knowledge Check
1 / 9
Why must needle valves on a test kit be opened slowly during testing?
A
Fast operation drains the assembly before readings can be taken
B
To prevent water hammer from damaging the gauge movement and to allow pressure to stabilize for an accurate reading
C
To allow the gauge needle to warm up before reading
D
The manufacturer recommends slow operation only for aesthetic reasons
Check Answer
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