Handbook for the use of electricians in the operation and care of electrical machinery and apparatus of the U. S. seacoast defenses .. (1904)
United States. War Dept · Washington, Govt. print. off. · leaf 13
s large, cover the grate all over with a 2-inch layer of hardcoal, except a space in front for wood and shavings. Cover the coal at the backwitli a little heavy wood and light the fire. Add coal to the npper hard Avoodwhen aglow, as above, and so continue. 13. Regulate coal and draft for at least… … t?\-^-:li >;W g^ ( ,97,, 2. Horizontal Return l-ire-Tube Steam Boiler. 4. After lighting the fire see that: (a) Gauge glass agrees with gauge cocks and is not choked. (b) Water stands to ni)ptr gauge at lea.st. (c) Safety valve is in working order by rai.sing it once or twice. (d) Steam feed,…
Electric machinery · Searchlights · Coast defenses
Internet Archive · Library of Congress · Public Domain Mark 1.0. Free to use for anything.
