Practical stationary engineering : in form of questions and answers (1909)
West, Andrew Cassius, 1855- · Boston, Mass. : A.C. West · leaf 35
top almost instantly. What if you close the bottom valve? Water will remain where it is. If you shut the top valve and the water does not rise, whatis the reason? The lower valve may be closed or the valve may leak. 22 PRACTICAL STATIONARY ENGINEERING If the glass is full of water and the… … Figure Suppose some morning we see water in the glass, we trythe cocks and get no water, what is the reason ? This shows that there is a vacuum in the boiler. Opengauge-cocks above water line, let air in, water will flow out. BOILERS 23 How can you tell if the gauge glass and water column isall…
Steam engineering · Steam-engines · Steam-boilers
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