Re: Fuel tank vent hose

[dan & ann curcio <curcio@xxxxxxxxxx>]

Eric,
Thanks for clarifying.  What you wrote makes perfect sense.  I just did not think
the flow direction through enough.  I'm sure the valve is backwards and I am going
to remove it.
Thanks,
Dan

Eric Sheley wrote:

> At 09:54 AM 07/02/1999 -0500, dan & ann curcio wrote:
> >Eric,
> >The lines were installed at the time I tested them.  I checked them by
> >disconnecting them at the tank,  connecting a small length of spare
> windshield
> >washer tubing to the end and blowing air through with my mouth.  When
> >connecting the tubing at the tank end of the vent lines, the air flowed
> easily
> >through both lines.  When attached at the bottom where they pass through the
> >retaining wire clip on the frame, the plain line flowed easily and the check
> >valve line had no flow.  Both lines were easily pulled up or down through the
> >frame and show no signs of pinching or binding.  Is this correct?  I also
> >filled the tank yesterday and there was no vacuum.  The bike seems to run the
> >same either way.
>
> Dan,
>
> First - thanks for adding your name to the email address - was getting
> tired of changing ann to dan ;-) ......
>
> The way you want to check it is from the bottom. The line that is venting
> the tank (through the filler cover) should allow you to blow into the tank.
> As fuel is drained a vacuum is created in the tank and in order to equalize
> the pressure, air from the line must be able to flow in. If it does not -
> then that is what your problem is. I believe all new ST's have the rollover
> valve removed (except for CA spec bikes) and that is what I did - removed it.
>
> My bike did not experience a problem until I had over 2k on it. Even so, it
> only happened once, but being stranded with the bike not starting started
> to worry me a bit. As soon as I opened the tank, it started right up - and
> up to the point I removed the valve, I did not have another problem.
>
> - Eric
>
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