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 85
that the adjusting spring D is setto withstand, the slightly additional pressure will causediaphragm E to move upward far enough to release reg-ulating valve C, allowing the valve to be seated by thetension of spring K. No further supply of steam fromthe inlet side can reach the chamber above… … Plate 12 TAAFEL STEAM-HEAT REDUCING VALVE permits main valve spring L to close main valve H, shut-ting off further supply of steam to the heating system.As soon as the pressure in the steam-heat line and under-neath diaphragm E becomes slightly reduced, adjustingspring D again forces the diaphragm…
Locomotives
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