Engine Safety (Supplementary) USCG Question #336 (Set 5)

The water inlet manifold for the diesel engine shown in the illustration is represented by the letter or number __________. Illustration MO-0122

USCG Exam Illustration MO-0122
USCG Examination Diagram: Illustration MO-0122
Official USCG Answer & Rule Citation

Correct Answer: Option D — "N"

Jacket water cooling manifolds supplying treated fresh water to cylinder heads and liners for optimal thermal management are designated by letter 'N' on standard schematics.

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