Handbook for heating and ventilating engineers . Fiff. 123. 274 HEATING AND VENTILATION Ihrough the system of levers to the full amount necessaryto operate the damper. A similar device is made by thesame company for application to hot water heaters. Temperature control in large plants, L e., thofie plants havinga large number of heating units, is much more furnace systems this is very much the same as describedunder small plants, with additional dampers placed in theair lines. The following discussions, therefore, will applyto hot water and steam systems, and will be additional
Handbook for heating and ventilating engineers . Fiff. 123. 274 HEATING AND VENTILATION Ihrough the system of levers to the full amount necessaryto operate the damper. A similar device is made by thesame company for application to hot water heaters. Temperature control in large plants, L e., thofie plants havinga large number of heating units, is much more furnace systems this is very much the same as describedunder small plants, with additional dampers placed in theair lines. The following discussions, therefore, will applyto hot water and steam systems, and will be additional to thecontrol at the heater and boiler as discussed under smallplants. Fig. 124 shows a typical layout of euch a air at 15 pounds per square inch gage is main-tained in cylinder, S», which is loca<ted in some convenient.
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectventila, bookyear1913
