Locomotive catechism; an up-to-date, practical and complete work on the locomotive--treating on the design, construction, repair and running of all kinds of locomotives .. (1908)
Grimshaw, Robert, 1850- [from old catalog] · New York, The N. W. Henley publishing company · leaf 446
o open and close the feed groove i and control the slideand graduating valves. Q. What charges the auxiliary? A. The train-pipe pressure. Q. In lap position, what is the condition of the brake? A. Partly set. TRIPLE VALVE. 439 Q. How is full setting accomplished?A. By further reducing the… … Fig. 293. Old Style Plain Triple Valve, Release Position. A. By increasing the train-pipe pressure to a point abovethat in the auxiliary reservoir. Q. What is the difference between service and emer-gency applications? A. In the former the brakes are set slowly; in the latter,,rapidly. 440…
Locomotives
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