Excerpt from Air Bakes by Annis: Contains a Plain Practical and Very Complete Treatise of the Westinghouse and New York Air Brakes and Signal System; Including Train Handling and General Air Brake Practice The handles of both brake valves when not in use should be carried in running position. For a service application, move the handle of the automatic brake valve to service position. After the required reduction has been made, return the handle to lap position, as this holds the brakes applied. 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.