Mechanics of the household; a course of study devoted to domestic machinery and household mechanical appliances (1918) (14799390243)

Identifier: mechanicsofhouse00keen (find matches)

Title: Mechanics of the household; a course of study devoted to domestic machinery and household mechanical appliances

Year: 1918 (1910s)

Authors: Keene, E. S. (Edward Spencer), b. 1864

Subjects: Heating Lighting Plumbing

Publisher: New York, McGraw-Hill book company, inc.

Contributing Library: The Library of Congress

Digitizing Sponsor: The Library of Congress

Text Appearing Before Image:

fuel. A boiler under sharp, strong draft maintains a clear in-tense fire and burns the gases—getting the larger amount ofheat from the coal. General Firing Rules.— 1. Put but little coal on a low fire. 2. When adding coal to the boiler, open the smoke-pipe damper (in-side the smoke pipe) and close the cold-air check damper. This willmake a draft through the feed doorway inward and prevent the escapeof dust or gas into the cellar when the feed door is open to take fuel.Put these parts back to their regular places after feeding. 70 MANAGEMENT OF HEATING PLANTS 71 3. When it can be done, in feeding a large amount of coal (as fornight) leave a part of the fire or flame exposed, so that the gases maybe burned as they arise. 4. When a regulator is not used, learn to use the dampers correctlyand according to the force of the chimney draft. Learn to use cold-aircheck damper. Often, when closing, the ash-pit draft damper doesnot check the fire enough; opening the cold-air check damper will

Text Appearing After Image:

Fig. 57a.—Indicates the general condition of the furnace fire during very coldweather. The fuel should fill the fire-pot to C. The ashes should not be allowedto accumulate beyond B, on the grate. There should be no more ashes thanappear at H, in the ashpit. check it about right. Increasing or lessening the pressure of a steamboiler must be done by changing the weight on the regulator bar. 5. Carry a deep fire or a high fire; let the live coals come up to tliefeed door—even in mild weather when from 4 to 6 inches of ashesstand on the grate. 6. In severe weather give the heater the most careful attention thelast thing at night. 72 ^ MECHANICS OF THE HOUSEHOLD 7. Do not overshake or poke the fire in mild weather; once in a whileshake enough to give place for a little more fuel. 8. Do not let ashes bank up under the grate in ash-pit. Grate barsare very hardy, but it is possible to warp them with carelessness. Tak-ing up the ashes once a day is the best rule, even if but little has fal

1918 books cross sections of furnaces grate firing heating history of lighting plumbing books book illustrations high resolution images from internet archive library of congress

1918

Library of Congress

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