Mechanical equipment of buildings; a reference book for engineers and architects (1916)
Harding, Louis Allen, Willard, Arthur C. (Arthur Cutts), 1878-1960 · New York Wiley · leaf 496
ors, so that it is exposed to the temperatureof the air leaving the washer, and its expansion or contraction is caused entirely by this tem-perature, and the variation due to its expansion is made to regulate this temperature. Thewater heater of the ejector type shown at B is placed in the suction… … Cross-Section of Air Duct with Humidifier.(Johnson Service Co.) shown at C is placed in the steam Hne which supplies the water heater. This valve is operatedby compressed air from the graduated thermostat A. The air compressor shown at D furnishes compressed air at about 15 lb. pressure to…
Building · Heating · Ventilation
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