Engine Safety (Supplementary) USCG Question #797 (Set 10)

In the device shown in the illustration, the component lettered "A" is the __________. MO-0012

USCG Exam Illustration MO-0012
USCG Examination Diagram: Illustration MO-0012
Official USCG Answer & Rule Citation

Correct Answer: Option A — dirty oil input port

The dirty oil input port serves as the primary entry point where untreated fuel or lube oil is introduced into the centrifuge bowl for separation. Feed stock enters this central channel before distributing radially toward the disc stack for centrifugal purification.

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