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Plumbing
ASSE 5110 Backflow Prevention Tester
Advanced Troubleshooting & Diagnostics
Knowledge Check
Advanced Troubleshooting & Diagnostics
Knowledge Check
Knowledge Check
1 / 6
What does a 0.0 psi gauge reading across a check valve indicate?
A
The check valve is functioning perfectly
B
The check valve is completely failed - no differential at all
C
The hoses need to be flushed
D
The gauge needs calibration
Check Answer
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