Jim,

None of these hardened strokes actually dive, yet they pretend to know it
all. Their knowledge is limited to reading IANTD manuals and HFS's "Deep
Diving" and funny enough use this very fact to "prove" their point.
It really amazes me how they try to hold on to their flawed logic once
explained wrong.

TT


----- Original Message -----
From: "Jim Cobb" <cobber@ci*.co*>
To: "Bruce Stewart" <bruces@sh*.ne*.au*>; <RDecker388@ao*.co*>;
<rikard.lundgren@sw*.se*>
Cc: <techdiver@aquanaut.com>
Sent: Sunday, April 15, 2001 9:38 AM
Subject: Re: Isolating Manifold Question


> If you follow your logic would it not be best to just keep the isolator
> closed and then switch regulators as each tank empties? You are not
> isolating if you leave it cracked. I know let's really isolate the tanks
and
> not have a manifold at all.
>
> This is dangerous, stupid bullshit. You will die using this technique. Who
> trained you? What program? How can you be this stupid? Do you actually
dive?
>
>    Jim
>  -------------------------------------------------------------------
>  Learn About Trimix at http://www.cisatlantic.com/trimix/
>
> > From: Bruce Stewart <bruces@sh*.ne*.au*>
> > Date: Sun, 15 Apr 2001 15:17:47 +1000
> > To: <RDecker388@ao*.co*>, rikard.lundgren@sw*.se*
> > Cc: techdiver@aquanaut.com
> > Subject: Re: Isolating Manifold Question
> >
> > Bob,
> >
> > The Iso valve is there for what its describes "Isolation", theres no
> > point in having it fully open as it acheives nothing. If you need to
> > isolate a cylinder and are losing gas then the quicker the better.
> > Remember when this happens every ounce counts. It can be confusing
> > only because the loss of gas is still happening from the failed system
> > half. The failed side should still be breathed till exhausted if one
can.
> > Then hop onto what should be 50% of what you had when the failure
> > occured. The iso should be just cracked open to allow equalisation and
shut
> > with the minimum of effort, come on think about this and get your head
out
> > of the rubbish the agencies print. It is not common sense to have the
iso
> > valve
> > fully open. Common sense is being familiar with the on/off directions of
> > all valves
> > and your buddies valves as well.
> >
> > Bruce
> >
> > At 07:55 PM 4/14/01 -0400, RDecker388@ao*.co* wrote:
> >> In a message dated 4/14/01 9:55:22 AM Eastern Daylight Time,
> >> rikard.lundgren@sw*.se* writes:
> >>
> >>>> As for the 3/4 of European divers using this method, divers taking
there
> >>> first steps into tech training , do so with IANTD or TDI,
> >>>> , as shut downs are apart of syllabus, my instructor  & people i have
> >>> listened to use this method, and as far as i a aware As the said
> >>> organisations are wide spread >around Europe , i can only conclude
that
> >> they
> >>> are also shown this method.
> >>>
> >>
> >>
> >> I suspect this is more a matter of the individual instructor than
what's
> >> actually in the standards.  I've read both of these agency's standards
at one
> >> time or another and do not recall a single line about requiring
paritially
> >> open ISOs.
> >>
> >> Common sense dictates that all valves need to be either all the way on
or all
> >> the way off.  In a stressful situation requiring a valve shut-down it
would
> >> be way too easy to turn the valve the wrong way if it's only partly
open.
> >> With a strict on/off approach, the valve is only going to turn one
way......
> >> THE RIGHT ONE!  Bare handed, gloves or mitts, shutting down a valve is
not a
> >> difficult matter with a little practice.
> >>
> >> Bob D.
> >> www.SportDiverHQ.com
> >> --
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> >
> > --
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> >
>
>
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