USCG USCG General Eng
Set 8 • Question #464 of 498
Launch Interactive Practice Room Excessive lost motion in the valve mechanism of a duplex reciprocating pump will cause the __________.
A
pump to short stroke continuously at both ends of the stroke for both cylinders
B
pistons to stop in mid- stroke
C
pump to operate sluggishly
✓ Correct Answer
D
cushioning valves to wear
USCG NMC Regulatory Explanation
In USCG Marine Engineering General Subjects, for engine room systems involving 'Excessive lost motion in the valve mechanism of a duplex reciprocating pump will cause the', the standard operating requirement is: 'pump to operate sluggishly'.
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