Treatise covering operation, defects and remedies of the locomotive, Westinghouse and New York air-brake, also questions and answers to first, second and third year's progressive examinations (1917)
MacDonald, J. R. [from old catalog] · [Chicago] The author · leaf 339
excess pressure cannot be maintained with the valvein running position, the main slide valve or the excesspressure valve is leaking, allowing main reservoir air topass into the brake pipe. To test for the slide valve, if thebrake equipment is empty, close the cut-out cock under thebrake valve, lap… … Train Pipe Main Reservoir Fig. 9. Automatic Lap NEW YORK AIR BRAKE 337 test is desired, when the system is charged up make a re-duction of eight or ten pounds in brake pipe pressure. Lapthe brake valve, when air leaking past the slide valve will beindicated by a rise in brake pressure on the gauge.…
Locomotives · Westinghouse air-brake · New York air-brake
Internet Archive · Library of Congress · Public Domain Mark 1.0. Free to use for anything.
