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MEO Class II – MEP : 2011/JUL/01 – 2011/NOV/01 – 2014/APR/01 – 2015/JUL/01 – 2020/OCT/07 – 2022/OCT/07 – 2023/MAR/07
Question
Q7. An Auxiliary boiler is periodically unattended and equipped with alarms to cover low water level, high steam pressure, and air and flame failure.
A. State why and how fuel the burners are automatically cut off under alarm conditions of water level, steam pressure, air and flame failure.
B. Describe how and when each of the above alarms is tested without endangering the boiler.
Asked in Year/Month/Ques No.