[T3] fuel pump output

[Jim Adney]

On 2 Mar 2011 at 10:56, Tim Keohane wrote:

> If it was not a check valve ( designed to prevent back flow ) but a  
> valve that operated with positive pressure on the back ( after the  
> valve ) side. If it closed when pressure dropped below a certain level  
> maintaining a positive pressure ( say 28 psi) on the after side, then  
> might it work? I'm not sure such an animal exists.

Such animals exist; they're called pressure relief valves. They would act the 
same, except that there would be some significant pressure drop between the 
input and output side. That would be counterproductive for us.

-- 
Jim Adney
jadney at vwtype3.org
Madison, WI USA