Modern locomotive engineering, with questions and answers .. (1913)
Swingle, Calvin Franklin, 1846- [from old catalog] · Chicago, F. J. Drake & co · leaf 419
timesis very nearly thatof the steam pressure temperature. Sometimes thewater feed valve seat may leak, and in order to fill thelubricator in this heated condition it is found neces-sary to shut off all steam pressure to the lubricator,including the air pump, and owing to the high temper-ature of…
Locomotives
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