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 221
a result the brake will never apply. Q. How can it be determined if the graduating valve 7is leaking? A. One of the duties of the graduating valve is to openand close the service port Z in order to test this valve. Makea reduction of ten pounds, lap the brake valve and noteif the brakes release… … Fig. 18. Kelease Position WESTINGHOUSE AIR BRAKE 219 Q. What will cause the triple to go to emergency duringservice applications? A. This depends somewhat on the length of the train.In ordinary freight train service it is usually caused bythe triple being dirty or sticky. In short trains of twoor…
Locomotives · Westinghouse air-brake · New York air-brake
Internet Archive · Library of Congress · Public Domain Mark 1.0. Free to use for anything.
