What occurs if the valves associated with the compressor are incorrectly closed or blocked?
A) Surging
B) Leakage
C) Overheating
D) Overpressurization
Answer: D
Explanation: A) Incorrect. Surging is a temporary loss of flow to one or more impellers or stages of the compressor.
B) Incorrect. Leaks can introduce harmful or hazardous substances into the atmosphere, create process problems, and create an unsafe work area for employees.
C) Incorrect. Compressor overheating often is caused by improper lubrication.
D) Correct. Overpressurization occurs if the valves associated with the compressor are incorrectly closed or blocked.
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