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Engine_2014 : Steam Plants - 977/1951
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To properly blow down a boiler gage glass, you should __________.
A) blow through the top (steam) connection first
B) blow through the bottom (water) connection first
C) never disconnect the chains that connect the upper and lower cut out valves
D) take up snugly on upper and lower gage glass packing nuts prior to blowing down
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