To "exercise" a valve is to:
A)thoroughly clean it.
B)fully open and close it.
C)carefully lubricate it.
D)replace it with a new one.

Question

Quizplus · Accepted Answer

To "exercise" a valve means to fully open and close it in order to prevent it from becoming stuck or not functioning properly over time. This helps keep the valve operating efficiently and effectively. While cleaning and lubrication are important maintenance tasks for valves, they are not necessarily part of the process of "exercising" a valve. Similarly, replacing a valve with a new one may be necessary in some cases, but it does not constitute "exercising" the valve. Therefore, the best choice is B.

To "Exercise" a Valve Is To