Johnson's New Handy Manual on Plumbing, Heating, Ventilating and Mechanical Refrigeration (Classic Reprint)

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Excerpt from Johnson's New Handy Manual on Plumbing, Heating, Ventilating and Mechanical Refrigeration The standard sizes given can be used where there is ordinary steam pie ssure, . Say 40 to 100 lbs. If the steam pressure is ower it is necessary to use a pump with a large steam cylinder, or if high pres sure is carried at all times a smaller steam c ylinder may be used. For im$tance, 1f a 5x7x10 pump ywould ordinarily be used, if steam pressure is to be low - 10 to - 20 lbs. - it would be bette'r'to use or a dx6 x12 would Mme samefe'apacitvaand' run, on 10 lbs. Steam pressure.' About the Publisher Forgotten Books publishes hundreds of thousands of rare and classic books. Find more at www.forgottenbooks.com This book is a reproduction of an important historical work. Forgotten Books uses state-of-the-art technology to digitally reconstruct the work, preserving the original format whilst repairing imperfections present in the aged copy. In rare cases, an imperfection in the original, such as a blemish or missing page, may be replicated in our edition. We do, however, repair the vast majority of imperfections successfully, any imperfections that remain are intentionally left to preserve the state of such historical works.