Locomotive text for engineers and firemen; a complete treatise on the engine, electric head-light and standard code of train rules (1908)
National correspondence school of railroading, Chicago. [from old catalog] · [Chicago] · leaf 75
he boiler when the injector is not in use. This valve isautomatically closed when the injector is shut off, by thepressure from the boiler acting upon its upper surface.Careful attention should be given to the boiler check, asno type of injector will work in a satisfactory mannerunless the boiler… … O Plate 7 ANGLE BOILER CHECK—FLANGED fail. The boiler check is extremely simple in its con-struction and with a little care and attention can be keptin perfect working condition. The type of checks incommon use is usually provided with three or more lugsor wings, which are cast to the valve below…
Locomotives
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