Locomotive engine running and management .. (1899)
Sinclair, Angus, 1841-1919 · New York, J. Wiley & sons; [etc., etc.] · leaf 429
into the oil-pipes an extra current of steam directfrom the dry pipe. It calls for a plug on top of steam-chest with a -g-3¥-inch opening. The back pressure inthe oil-pipe is all admitted through this small opening, 38o LOCOMOTIVE ENGINE RUNNING. and as the area of the pipe leading from the dry… … extra pressure comes from the dry pipe, the shuttingof the throttle-valve closes it off and prevents ex-cessive feed of oil when the engine is not workingsteam. CHAPTER XXIV.EXAMINATION OF FIREMEN FOR PROMOTION. NEARLY all railroad companies now employ travel-ing engineers to supervise the work…
Locomotives
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