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Re: [APD] Setting up CO2 needle valve



Douglas's memory might be better than mine. His expanation
suggests that the valve comes with the inserts in the
fittings already.

If so, then there ya go. ;-)

sh
--- Douglas Guynn <d_guynn at sbcglobal.net> wrote:

>> 
> If you purchased the valve new, and haven't taken the
> caps off of the
> connections, you should be fine. I have found that the
> 1/4-inch fittings
> will hold standard airline tubing very well. Technically,
> these valves are
> meant to be use with stainless tubing, not copper or
> brass. When using
> stainless and installed correctly, the pressure rating of
> the connection is
> in the thousands of psig.
> 
> When using airline tubing, the pressure rating is
> profoundly affected,
> however, it still takes a very hard pull to get the
> tubing out. At pressures
> downstream of the regulator, this is probably not an
> issue. Just tighten the
> cap finger tight, insert the tubing into the fitting, and
> turn the cap 1 &
> 1/4 turn. If you are really worried about the integrity,
> I think you can buy
> an insert like you mentioned in your question.
> 
> If you have taken the caps off, you must be very careful
> to get the pieces
> back in correctly, or the fitting will not work. If you
> need more
> information on how to reassemble it, let me know, & I
> will send you a link
> to a diagram showing how it goes back together.
> 
> 
> Douglas Guynn 
>         432.368.5411 
>         d.guynn at sbcglobal.net 
> 
> "The goal of Incrementalism is to present the depraved or
> offensive slowly,
> progressively, and then more regularly over a period of
> time so it becomes
> apparently normal." - Tammy Bruce
> 
> 
> > _______________________________________________
> Aquatic-Plants mailing list
> Aquatic-Plants at actwin_com
> http://www.actwin.com/mailman/listinfo/aquatic-plants
> 

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