A reciprocating refrigeration compressor may be tested for leaking discharge valves by stopping the compressor, turning the discharge service valve all the way in, and then turning the compressor over by hand. If the discharge valves are leaking, the compound gage will show pressures which react in which way?
Official USCG Answer & Rule Citation
Correct Answer: Option A — rising and falling with each stroke
Under USCG National Maritime Center examination standards, the accepted correct answer is: rising and falling with each stroke.
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