sporlan valve

[Mike]

Ralph, I took the valve apart and cleaned it. I looked at some old Sporlan
parts i had taken out of another valve. The spring on the plunger is longer on
the old part. I ordered two rebuild kits from Steven. Hope to get them soon.
Hope to see you and Charlotte at the Christmas Rally. Mike McMahan 96 42'
Wanderlodge

--- In WanderlodgeForum@yahoogroups.com, "Ralph L. Fullenwider"
wrote:
>
> Mike:
>
> The closing mechanics of the Sporlan is simply a spring return applying
> pressure to the diaphragm when 12 vdc is removed from the coil. Yes it can
> become weak and usually requires a new rebuild kit, in this case, or so I
> have found in the past. But it should not be affected by any pressure, have
> you check to be sure there is no sand in the valve base that can effect the
> throw of the piston with the rubber seal on one end and return spring on
> the other?
>
> Safe travels,
>
> Ralph and Charolette Fullenwider
> "84FC35 "Ruff Diamond"
> Duncan, Oklahoma
>
> At 03:54 PM 10/2/2010 +0000, you wrote:
> >Does a Sporlan Valve either work or not? Can one get weak? Mine will not
> >transfer from tank fill to city water without me turning off the water. I
> >guess the water pressure is stronger than the valves closing mechanism?
> >
> >
>