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Re: Fuel Out of Vent Tube

To: Craig Wiper <craigw@sonic.net>
Subject: Re: Fuel Out of Vent Tube
From: "William H. Ball" <bball@staffnet.com>
Date: Tue, 8 Apr 1997 13:10:34 -0400 (EDT)
On Mon, 7 Apr 1997, Craig Wiper wrote:

> At 04:21 PM 4/7/97 -0400, bball@staffnet.com wrote:
> >When I tried restarting the engine, i could hear the fuel pump clicking
> >away before engaging the starter... the engine would then not start after
> >engaging the starter... i then smelled gas, quickly turned off the engine,
> >and looked under the car... fuel was coming out of the vent tube
> >(connected to the running-on-control valve, which is connected to the
> >charcoal adsorption canister) and pouring onto the floor!
> >
> >i noticed a vapor line from the twin-HIF carbs was disconnected and
> >reconnected it... i have not tried restarting the car, as it appears that
> >there is definitely gas in the adsorption canister...
> >
> >any ideas? i'd appreciate anything...
> >
> >p.s. i recall a message from a fellow several months back who had his
> >canister fill up with gas, but can't recall the problem or the fix...
> >
> Replace your needle valves with Grose Jets. Mine hasn't leaked that way
> since I replaced them years ago. Also, you might want to drill a very small
> hole (1/16") or so in your gas cap. Often, when my car would be sitting in
> the sun all day on a hot day, the fuel tank would build up pressure and
> force gas through the vent tube at the tank all the way up to the charcoal
> canister and the fuel would spill out the anti-run-on valve. I solved this
> by doing just that; drilling a small hole in the seal of the cap to allow
> the fuel tank pressure to stay equalized no matter how hot it got. Just my
> 2c worth.
> 
> Craig Wiper   
> craigw@sonic.net
> http://www.sonic.net/~craigw
> 
thanks craig... but how do i rectify the current problem? are you saying
that it's the jets in the carbs? so i have to disassemble the carbs to
clean the jets? and it isn't the fuel pump?

billy ball


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