REFLECTOR: Fuel Selector Valves

[Scott Derrick]

Wayne wrote:

>     Important: The excess fuel returning  from the fuel rail bubbles
>     like crazy when it escapes the regulator at the end of the line.
>     These bubbles have enough sufrace tension to partially block a 1/4
>     inch vent line. During my test stand days I filled the top 4 or 5
>     inches of  my sump tank  with gaseous fuel. I used an over size
>     vent line for the first foot  out of the tank. That allows the
>     bubbles to burst and the sump remains full of liquid fuel.
>
Do you think it would be a good idea to have the return line submerged?

Scott