Re: Larger gas tank?

From: John Dunlap (jsdunlap@roadkill.org)
Date: Wed Nov 12 2008 - 17:54:40 EST


Well,

I'm glad we got that settled.....I like the old way...along with valve
cover vent tubes that hang down below the frame or maybe into a
plastic mayonnaise bottle....

On Wed, Nov 12, 2008 at 3:56 PM, <jon@dakota-truck.net> wrote:
>
> "Zito, James A (GE Infra, Energy)" <james.zito@ge.com> wrote:
>
> >> I
> >> suppose that vent line technically could just hang out in the breeze
> >> (with a check valve or filter on the end) as long as it was above the
> >> top of both tanks, but then you will have gas fumes coming out the end
> >> whenever you fill up, which may be problematic...
>
> >> - --
> >> -Jon-
>
>
> > Funny, cars had just that situation for close to a
> > century................
> > It wasn't until they started with all the emissions BS that vent lines
> > started to be run through charcoal canisters or back into the
> > engine.......
>
>
>
> I probably should have clarified that statement - it was not my
> intent to come across as some sort of enviro-fascist, i.e. "Waahhh,
> don't vent your fumes into my precious atmosphere", so I apologize if
> that was not clear. I was thinking strictly about the safety aspect.
> If someone were to do something like have a vent line exit right
> near their catalytic converter, or a poorly insulated electrical
> connection, with today's sealed gas tanks and fuel filler necks where
> the nozzle fits pretty tight, most of the air in the tank will vent
> out that tube, as opposed to back out the filler neck, like they would
> in the good ol' days where the filler tube was the size of a sewer
> pipe. In actual driving, it shouldn't be a problem because that tube
> would serve to suck in air from the outside, but on fillup, something
> like 3 cubit feet of flammable vapor will exit that tube and may
> collect in that area, so I was just trying to say that some careful
> thought should be given to is placement, if that technique of venting
> were to be used. (i.e. don't put it near anything hot, or anything
> electrical, and not in a confined space where the fumes might tend to
> collect as opposed to dissapating.)
>
> Oh, and just to clarify further, when I mentioned that the line
> should have a filter on the end, I was merely thinking of preventing
> foreign debris or water from entering the fuel system, not something
> along the lines of a charcoal filter or the like, to "clean" the
> vapors.
>
> Thank you for this opportunity to clarify my statement. :-)
>
> --
> -Jon-
>
> .- Jon Steiger -- jon@dakota-truck.net or jon@jonsteiger.com -.
> | '96 Kolb Firefly, '96 Suzuki Intruder, Miscellaneous Mopars |
> `-------------------------------- http://www.jonsteiger.com --'
>



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