cdaspit Wrote:
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> Glad to see them protected as best as possible
> considering they are vulnerable to
> theft/vandalism.
>
> The first pic does a great job of show the stack
> sprayer piping. I remember riding behind the 480
> back in July 2012 and was impressed with the
> amount of water that is sprayed out from the ring.
> While it's possible an errant hot cinder started
> the fire, it's hard to imagine considering the
> effectiveness of the sprayer and the amount of
> 'rain' falling on the first 2-3 cars behind the
> engine. I am curious as to how the water is pushed
> up to the sprayer - my guess is a valve that is
> tapped into the boiler below the water line but
> that would result in the water flashing to steam
> as soon as it exists the sprayer holes.. so maybe
> the water is sourced from one of the injectors?
The water comes from the left hand injector feed pipe.