USCG USCG General Eng
Set 7 • Question #432 of 498
Launch Interactive Practice Room The purpose of an air compressor unloading device is to __________.
A
drain water from the air receiver
B
drain water from the cylinders
C
delay the compression process until the motor is up to speed
✓ Correct Answer
D
check pump alignment
USCG NMC Regulatory Explanation
In USCG Marine Engineering General Subjects, for engine room systems involving 'The purpose of an air compressor unloading device is to', the standard operating requirement is: 'delay the compression process until the motor is up to speed'.
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