Cyclopedia of architecture, carpentry, and building : a general reference work ... (1907)
American School of Correspondence · Chicago : American Technical Society · leaf 183
Fig. 131. Pump Regulator Placed at Sufficient Height to Raise Water-Line to Point Desired. process is repeated. In order to work satisfactorily, the trap shouldbe placed at least 3 feet above the water-level in the boiler, and the 143 134 HEATING AND VENTILATION … pressure in the returns must always be sufficient to raise the waterfrom the receiver to the trap against atmosplieric pressure, which istheoretically about 1 pound for every 2 feet in height. In practicethere will be more or less friction toovercome, and suitable adjustments mustbe made for each…
Architecture · Building · Carpentry
Internet Archive · Public Domain Mark 1.0. Free to use for anything.
