Engine General (Supplementary) USCG Question #1373 (Set 25)

If item "1" in the illustrated oily water separator indicates an abnormally deep vacuum, which of the following conditions is the most probable cause? Illustration GS-0153

USCG Exam Illustration GS-0153
USCG Examination Diagram: Illustration GS-0153
Official USCG Answer & Rule Citation

Correct Answer: Option B — Suction line inlet strainer is obstructed.

Under USCG National Maritime Center examination standards, the accepted correct answer is: Suction line inlet strainer is obstructed..

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