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Engine: Retired questions · General Subjects

Question 435 of 674

Retired question: the Coast Guard no longer draws it on exams. Practice the current General Subjects module instead.

The usual method of unloading a low pressure air compressor at start-up is accomplished by __________.

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Comments from mariners who studied this question.

ad adam.klein.2011 · Sep 10, 2015
In an unloader isn't the discharge valve held open? This says the answer is holding the suction valve open.