Hartford Steam Boiler Inspection and Insurance Company · Hartford, Ct. : Hartford Steam Boiler Inspection and Insurance Co · leaf 254
T HE LOCO MOT! V E -i | Automatic controls for the pump should not be depended on asthe only protection against over-pressure. In all crises they should beaugmented by a relief valve installed either on the tank or on a pipefreely communicating to the tank. Where the relief valve is on some … Figure 2. part of the piping system, it is important to see that no check valveor stop valve is installed between it and the tank. On systems in which a compressor is used to put air into the tankit is well to place the relief valve on the highest part of the tank itselfso that, when the valve…
Locomotives · Steam-boiler explosions
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