Modern locomotive engineering, with questions and answers .. (1913)
Swingle, Calvin Franklin, 1846- [from old catalog] · Chicago, F. J. Drake & co · leaf 306
or com- COMPOUND LOCOMOTIVES 299 pound, at will, the starting valve shown in Fig. 138 isused, this valve being secured to the side of steamchest over the high-pressure cylinder, and havingdirect communication with the steam passages intothat cylinder. The by-pass valves for the hi^h-pressure… … UJ LjJ LU Figure 138 ^vorking steam, or freeing the same cylinder from backpressure when drifting, the by-pass valves shown inFig. 139 are used. These by-pass valves are bolted tothe side of the steam chest near each end of low-pres-sure cylinder, and furnish communication between thesteam chest…
Locomotives
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