USCG USCG General Eng
Set 8 • Question #459 of 498
Launch Interactive Practice Room Which of the following statements describes the function of an alarm annunciator on an engine room alarm panel?
A
An alarm condition causes a light and siren to come on which remain on until the machinery is secured.
B
An alarm condition causes a flashing light to illuminate indicating the malfunction, followed by an audible alarm. When the alarm acknowledge button is depressed, the audible alarm is silenced and the light stops flashing but remains illuminated.
✓ Correct Answer
C
An alarm condition gives an audible and visual alarm signal, both of which are secured when the alarm acknowledge button is depressed.
D
An alarm condition causes a flashing light to come on, followed by an audible alarm. When the alarm acknowledge button is depressed, the warning light is extinguished.
USCG NMC Regulatory Explanation
In USCG Marine Engineering General Subjects, for engine room systems involving 'Which of the following statements describes the function of an alarm annunciator on an engine room alarm panel', the standard operating requirement is: 'An alarm condition causes a flashing light to illuminate indicating the malfunction, followed by an audible alarm. When the alarm acknowledge button is depressed, the audible alarm is silenced and the light stops flashing but remains illuminated.'.
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