What should you do if downstream pressure remains higher than regulator setpoint?

What should you do if downstream pressure remains higher than regulator setpoint?

• A. Increase downstream valve closure.
• B. Ignore the pressure and proceed.
• C. Investigate for regulator fault or obstruction; if safe, isolate upstream valve and check/regulator for fault, then restore service.
• D. Replace the entire meter.

Answer: (C)