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MEO Class II – EK-General : 2011/JUL/03 – 2012/JAN/07 – 2013/AUG/09 – 2014/DEC/08 – 2015/JAN/05 – 2015/NOV/05 – 2017/MAR/08 – 2009/AUG/** – 2010/FEB/** – 2023/MAR/08 – 2023/NOV/02
Question
Q8. A. Sketch, and describe, a valve suitable for reducing air pressure and maintaining the reduced pressure within close limits. B. Describe the processes through which air from the starting air receivers should be treated before it is used in a pneumatic control system.