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Engine: Motor Plants and Auxiliary Boilers

Question 1,922 of 1,433

A diesel generator set on your fishing industry factory ship has a simplex lube oil strainer of the type shown in the illustration, situated on the discharge side of the lube oil pump. At a specified engine rpm and lube oil temperature, you notice that the inlet pressure is increasing, and the outlet pressure is decreasing, resulting in an unacceptable pressure drop. What should be done?

USCG illustration MO-0057 for Engine Motor Plants and Auxiliary Boilers question 1922
Illustration MO-0057
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Appears on the 2026 sample exam for

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