USCG USCG General Eng
Set 9 • Question #485 of 498
Launch Interactive Practice Room The construction of the main propulsion engine lube oil sump should __________.
A
have no plating joints of 90°
B
retain the lube oil as long as possible before it recirculates through the system
✓ Correct Answer
C
provide drain/return lines that are no greater than 24 inches from the pump suction
D
be provided with only a perfectly horizontal bottom
USCG NMC Regulatory Explanation
In USCG Marine Engineering General Subjects, for engine room systems involving 'The construction of the main propulsion engine lube oil sump should', the standard operating requirement is: 'retain the lube oil as long as possible before it recirculates through the system'.
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