USCG USCG General Eng
Set 1 • Question #20 of 498
Launch Interactive Practice Room A squealing sound occurring from within an operating reciprocating air compressor is an indication of __________.
A
compressor overload
B
motor overload
C
tight compressor bearings
✓ Correct Answer
D
badly leaking unloaders
USCG NMC Regulatory Explanation
In USCG Marine Engineering General Subjects, for engine room systems involving 'A squealing sound occurring from within an operating reciprocating air compressor is an indication of', the standard operating requirement is: 'tight compressor bearings'.
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