USCG USCG General Eng
Set 5 • Question #374 of 498
Launch Interactive Practice Room The FIRST thing to do to ensure that a refrigeration unit will not start while undergoing repairs, is to __________.
A
secure and tag the electrical circuit
✓ Correct Answer
B
place a crow bar in the flywheel of the unit
C
inform all persons in the area not to start the unit
D
make a log book entry
USCG NMC Regulatory Explanation
In USCG Marine Engineering General Subjects, for engine room systems involving 'The FIRST thing to do to ensure that a refrigeration unit will not start while undergoing repairs, is to', the standard operating requirement is: 'secure and tag the electrical circuit'.
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