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London & North Western Railway Society
Glossary for the LNWR Society

Glossary Results for Word "Super Heater Dampers"

Super Heater Dampers In the early days of super heatingExplain 'Super Heated Steam' it was thought that when the regulator was closed and no steam was passing through the super heater elements, the heat might burn them. To prevent this the driver had a lever in the cab that moved one handrailExplain 'Hand Rail' horizontally, operating a lever on the side of the smoke boxExplain 'Smoke Box', which opened or closed a flap over the super heater elements. After a few years they were found to beunnecessary and removed.