Re: Baggy Main

[Bob Schimmel <bschimme@xxxxxxxxxxxxxxx>]

Paul Hensler wrote:

> Bob - I have the foot pulled tight and it still has the sag, almost
> like avery elongated pouch.  The boat moves OK in light air with
> the150 jib, but the baggy main has always been a
> curiosity.   Thanks,Paul****************
>
>      ----- Original Message -----
>      From: Bob Schimmel
>      Sent: Friday, August 02, 2002 8:28 PM
>      To: sanjuan23@xxxxxxxxxxxxxxxxxxxxx
>      Subject: Re: Mainsail Slider slug placement
>       Paul Hensler wrote:
>
>      > Patrick - I switched from the bolt rope after a year with
>      my used
>      > SJ23.  I took thesail to a sailmaker and he knew just what
>      to use, but
>      > I'm not sure whetherthe slides are plastic or nylon.  With
>      the slides,
>      > it was much easier than meclinging to the mast and messing
>      around with
>      > the old bolt rope, and therewas not much of a loss in trim
>      with the
>      > luff not being quite as tight as itused to be. Since we're
>      on the
>      > subject - I've always wondered why the foot of themain is
>      so baggy.
>      > The sail isn't stretched, it seems that it was made
>      thatway.  Could if
>      > be because it's a "West Coast" boat?  My sailing
>      buddyknows the ins
>      > and outs of small sail boats, but he can figure it
>      > outeither.     Regards,Paul Hensler#426**************
>      >
>      >      ----- Original Message -----
>      >      From: Chuck Vande Wetering
>      >      Sent: Friday, August 02, 2002 11:30 AM
>      >      To: SanJuan23list
>      >      Subject: Mainsail Slider slug placement
>      >
>      >
>      >
>      >      ----- Original Message -----
>      >      From: "P. Wm. Burke" <burkesfarm@xxxxxxxxxxx>
>      >      To: <wwp62@xxxxxxxxxxxxxxx>
>      >
>      >
>      >      > Dear Chuck,
>      >      >
>      >      >    I purchased my 1978 sail #149 SJ 23 in March
>      this year
>      >      and have enjoyed
>      >      > her to date. I've been busy upgrading and restoring
>      her
>      >      but have a few
>      >      > questions on my next project. I installed lazy
>      jacks and
>      >      now need to
>      >      improve
>      >      > the mainsail operation. I've been inserting the
>      luff rope
>      >      in the slot of
>      >      the
>      >      > spar and now want a better system. I wanted to
>      install a
>      >      mainsail slider
>      >      > system but found out because of the teardrop cross
>      section
>      >      shape of the
>      >      > mast, most systems cannot be applied . Do you have
>      any
>      >      suggestions? Slugs
>      >      > seem to be the option. What are the differences
>      between
>      >      plastic and nylon
>      >      > slugs. What size slug do I need. How many slugs and
>      what
>      >      are the positions
>      >      > of placement on the sail. Do I need to take the
>      sail to a
>      >      loft for
>      >      > modification. Any other comments or options are
>      gladly
>      >      appreciated.
>      >      >
>      >      > Yours truly,
>      >      > Patrick
>      >      >
>      >      >
>      >      >
>      >      >
>      >
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>
>      Paul:
>      The reason why the foot of the mainsail is so baggy is to
>      create "lift"
>      to move the boat in very light air.  When the wind is
>      blowing hard, you
>      pull out the clew to flatten the foot.  These are the two
>      extremes.  You
>      adjust the foot tension in proportion to the wind strength.
>
>      Kind Regards
>
>      Bob Schimmel
>      (Always stay curious)
>
>
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On the other hand you might have one of those zipper footed mainsails.
I've heard that some of the later ones didn't have an actual zipper,
they just had a cunningham hole that became the new tack cringle,
effectively flattening the main.


--
Kind Regards

Bob Schimmel
(Always stay curious)



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