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MEO Class II – MEP : 2018/SEP/02 – 2018/NOV/05 – 2019/JAN/01 – 2019/MAR/02 – 2019/APR/01 – 2019/JUN/04 – 2019/JUL/01 – 2019/SEP/01 – 2019/NOV/04 – 2019/DEC/03 – 2020/JAN/04 – 2020/OCT/03 – 2021/JAN/05 – 2021/MAR/09
Question
Q9. With respect to the operation of two stage reciprocating air compressor. Explain:
A. The causes of occasional lifting of 2nd stage relief valve.
B. Breakage of valve plates.
C. Puncture of bursting disc of 1st stage intercooler.
D. Noticeable reduction in capacity of the compressors over a period of time.