Steam Locomotive Firebox Explosion on the Gettysburg Railroad ...

Figure 8. Backhead.
The engineer told Safety Board like the injector, could be adjusted to allow a
investigators that he removed the original variable amount of water into the boiler, or
feed-pump gage after it failed and that when none when the feed pump was turned off.
the replacement also failed, he had decided
not to replace it.
The turret also provided steam to a
number of other auxiliary devices, including
A fireman uses the feed-pump pressure the dynamo. The dynamo was a steamgage
to ensure that heated feed water is turbine-powered generator for the
overcoming boiler pressure and is flowing locomotive headlight, cab lights, and waterinto
the boiler. The gage provides a direct glass light. At the time of the accident, the
indication that water is entering the boiler dynamo was connected to the turret, but the
without the fireman looking at the water dynamo governor and the governor cap were
glass. At the time of the accident, a missing, rendering the dynamo inoperative.
distinctive pentagon-shaped brass control A portable gasoline-powered generator that
knob with “feed-water pump” cast into it sat on the tender provided the power for the
controlled the feed pump. <strong>Steam</strong> was headlight. In violation of the FRA’s redelivered
from the boiler through the left quirements (49 CFR 230.42), the water glass
turret, or distributing valve, to the feed did not have a working light. There were no
pump via the control knob. The feed pump, working cab lights.
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