Which of the following improper operations will not cause equipment shutdown?
A) Bypassing alarms
B) Failure to respond to an alarm
C) Partially opening a bypass valve around a working control valve
D) Turning off air supplies to control devices
Answer: C
Explanation: A) Incorrect. Bypassing alarms can cause equipment and/or process unit shutdown.
B) Incorrect. Failure to respond to an alarm can cause equipment and/or process unit shutdown.
C) Correct. Opening bypass valve around control valve will not cause equipment shutdown.
D) Incorrect. Turning off air supplies to control devices can cause equipment and/or process unit shutdown.
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