[Rhodes22-list] Problem shrouds = location of answer for David

Sat Jun 24 19:15:29 EDT 2006

Y'all think too much.

 Too loose, the mast falls down. Too tight, you've
shortened the mast & increased the length of the
centerboard.

Elle

--- Todd Zumach <zoomerzx at gmail.com> wrote:

> At the risk of getting flamed, I will add my input
> to this conversation.
> 
> 1.  I have a hard copy of the manual and have read
> it multiple times (it is
> good reading).
> 
> 2.  I am not an engineer, but I am the type of
> person who would prefer
> concrete numbers to concepts like "hand tighten".  I
> also suffer from
> "Gorillaitis", that is, I tend to over tighten, use
> too much force, or a
> bigger hammer at times and have broken a few things
> in my days.
> 
> 3.  I have read other sources regarding shroud
> tension and have found both
> "keep them loose" and "keep them tight" opinions. 
> One point that I thougt
> seemed reasonable was that a rig that was "too
> loose", would allow actually
> allow shock loads to occur.  That author suggested
> that the lee side should
> should not go noticably slack.
> 
> 4.  The previous owner of my R22 showed me how tight
> he kept the shrouds and
> urged me to not over tighten by using a pliers.  He
> also told me to make
> sure to hold on to the shroud above the turnbucke in
> order to keep the
> shroud from twisting.  I do use a small wrench to
> hold on to the shroud to
> keep it from twisting and use my hand to tighten the
> turnbuckle.
> 
> 5.  I have read the spec from Roger's post and based
> on other noted
> suggestions I do not tighten quite as tight as he
> recommended.
> 
> 6.  How do I know how tight are the shrouds?  I
> asked received a Loos guage
> as a gift (per my request).
> 
> 7.  I have only used the guage for this spring's
> initial set up and choose
> set up the lower shrouds at 120 pounds and the upper
> at 150 pounds.  Those
> were determined by playing with the tension until
> the all felt "good" and
> then measuring with the guage.
> 
> 8.  Next week, when I put the boat back in the
> water, I will use the guage
> again and confirm my settings and report back to the
> group.
> 
> Capn Z
> Phillips, WI
> 
> On 6/24/06, Bill Effros <bill at effros.com> wrote:
> >
> > Oh, please...
> >
> > This is like a discussion of how hard to slam a
> car door.  You only have
> > to slam it hard enough to close.  The car can take
> a harder slam, but
> > you are not accomplishing anything good for the
> car by slamming the door
> > harder.
> >
> > We should banish Loos gauges from this list.  They
> are supposed to be
> > calibrated for the type and size of stay they are
> measuring.  They don't
> > measure in pounds--you interpolate index numbers.
> >
> > Where the hell did 200 pounds come from, anyhow?
> >
> > Is that 200 pounds when the other 8 shrouds are
> slack, or 200 pounds
> > when the other 8 shrouds also each show 200
> pounds?  Or is it 200 pounds
> > total, divided by 9 shrouds?
> >
> > The tension on the back stay which holds up the
> traveler is supposed to
> > be the same as the tension on the lower side
> stays?
> >
> > If the mast is not perpendicular to the boat, but
> all the stays register
> > 200 pounds--is the rigging ok?
> >
> > A little knowledge is a dangerous thing.
> >
> > Bill Effros
> >
> >
> >
> > TN Rhodey wrote:
> > > Ed,
> > >
> > > Without a gauge it is hard to quantify hand
> tight. Perhaps someone
> > > should tighten hand tight and then measure? What
> if three people
> > > tightned hand tight and measured? I bet you
> would have 3 different
> > > measurements. I must admit that mine are tighter
> than hand
> > > tight....not much. Lee side shrouds still go
> slack. Sloppy or over
> > > tight, either way creates proplems.
> > >
> > > Roger knew how tune an R22 and he used a gauge.
> Did you see his specs?
> > > Anyone with IMF actually use a gauge? Someone
> should know this? I may
> > > have to borrow a friend's gauge and measure
> .....
> > >
> > > Wally
> > >
> > >
> > >> From: Tootle <ekroposki at charter.net>
> > >> Reply-To: The Rhodes 22 mail list
> <rhodes22-list at rhodes22.org>
> > >> To: rhodes22-list at rhodes22.org
> > >> Subject: [Rhodes22-list] Problem shrouds =
> location of answer for David
> > >> Date: Sat, 24 Jun 2006 07:03:38 -0700 (PDT)
> > >>
> > >>
> > >> David:
> > >>      I would like to suppliment Captain Rummy's
> response to you with
> > >> where
> > >> you find documentation supporting what he is
> telling you.  Stan, aka,
> > >> General Boats, makes an instruction manual for
> the Rhodes 22.  With
> > >> Rose's
> > >> permission, a copy of which is located in the
> Document Library of
> > >> this web
> > >> site. See:
> > >>
> > >>
>
http://www.rhodes22.org/doclib/Rhodes22-1988-Owners-Raven.pdf
> > >>
> > >>       Now specifically go to pages 4 and 5,
> especially about the guy
> > who
> > >> used pliers to tighten the shrouds.  So after
> reading the instructions
> > >> promulgated by Stan you may begin to understand
> why most of use just
> > >> follow
> > >> his instuctions.  Please understand that while
> Stan's education is
> > >> electrical engineering he is a nautical
> engineer by advocation.  The
> > >> point
> > >> Rummy made is that the mast is not made to be
> over tighened.  What
> > Rummy
> > >> said is supported by the instructional manual
> for this boat.
> > >>       Who ever told you to use 200 pounds of
> tension told you very
> > >> wrong.
> > >> That kind of number may be correct for a fifty
> foot keel stepped racing
> > >> sailboat, but not appropriate for a cabin
> (deck) stepped mast without a
> > >> compression post from base to keel.   It sounds
> like somebody has
> > >> created a
> > >> problem in over tensioning the stays. 
> Hopefully the cabin is not
> > >> reshaped
> > >> permenantly.
> > >>        Many Cat boats and other modern designs
> do not even use stays
> > >> to keep
> > >> the mast upright.  Read about the latest model
> Hunter sail boats.
> > >>
> > >> Ed K
> > >> Greenville, SC, USA
> > >> --
> > >> View this message in context:
> > >>
>
http://www.nabble.com/Problem-shrouds.-t1840793.html#a5025664
> > >> Sent from the Rhodes22 forum at Nabble.com.
> > >>
> > >>
> __________________________________________________
> 
=== message truncated ===

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