Handbook for the use of electricians in the operation and care of electrical machinery and apparatus of the U.S. seacoast defenses (1902)
United States. War Dept, Anderson, George Lucius, 1849-1934 · Washington, Govt. Print. Off. · leaf 14
. 2. If the furnace is large, cover the grate all over wnth a 2-inch layer of hardcoal, except a space in front for wood and shavings. Cover the coal at the backwith a little heavy wood and light the fire. Add coal to the upper hard woodwhen aglow, as above, and so continiie. 3. Regulate coal and… … f., ,g-7^ 2. Horizontal Return Fire^Tube Steam Boiler. 4. After lighting the fire see that: ((/) Gauge glass agrees with gauge cocks and is not choked.(h) Water stands to upper gauge at least. (c) Safety valve is in working order by raising it once or twice. (d) Steam feed, throttle, and blow-off…
Electric machinery · Searchlights · Coast defenses
Internet Archive · Library of Congress · Public Domain Mark 1.0. Free to use for anything.
