How Should a NP Diablo 9.2 Look?

How Should a NP Diablo 9.2 Look?

Post by Matt » Mon, 15 May 2000 04:00:00


I've got a 2000 Neil Pryde Diablo 9.2, which I rig on a NP RacePro 490 mast.
When I rig the sail, it looks a little weird to me.  I need some reassurance
that its right.

When I rig to the specified dimensions, the top of the sail is WAY loose and
floppy.  The mylar panel immediately below the Shear Tip is 100% loose and
wavy from the leech to mast. The panel below it is about 80% loose and wavy
(on the leech side). The next panel below is about 50% loose and wavy. The
panel below that is mostly flat and tensioned, with just a trace of
waviness.   The leech of the top three panels droops significantly.

There are some "tensioning marks" stenciled on the very top panel of the
sail.  The looseness in the panel is no where near these tensioning marks.
In fact, the entire panel is way loose.

I am using the mast tip fitting that came with my mast (which is a 99) ...
so I assume it's the right one.  I also am pretty sure that I'm fully
inserting the sail's Shear Tip plug into the mast tip fitting correctly.

(I do notice that the Shear Tip fitting on the sail is conical in shape,
whereas the receiving mast fitting is cylindrical.  Thus, there is some slop
when the Shear Tip plug is inserted into the mast.   I assume this is by
design.)

So waddaya think?  Is this the way it should look?  If it is correct, it's
almost like more than a square meter of mylar at the top of the sail is
doing nothing at low wind speeds.  At higher wind speeds, it doesn't look
like its doing anything either.  (But I will say that I like the sail, am
impressed by it's wind range and, for a 9.2, it handles nicely.)

 
 
 

How Should a NP Diablo 9.2 Look?

Post by christophe antonof » Tue, 16 May 2000 04:00:00

It looks all right!

The loose top ensures a good handability in the gusts as the top twists,
and in low wind conditions it lets the sail breath, that is let the air
exit from the sail in a top-back motion.

Up to my knowledge the tensioning marks are not on the very top panel
but on the second ?

Christophe

Quote:

> I've got a 2000 Neil Pryde Diablo 9.2, which I rig on a NP RacePro 490 mast.
> When I rig the sail, it looks a little weird to me.  I need some reassurance
> that its right.

> When I rig to the specified dimensions, the top of the sail is WAY loose and
> floppy.  The mylar panel immediately below the Shear Tip is 100% loose and
> wavy from the leech to mast. The panel below it is about 80% loose and wavy
> (on the leech side). The next panel below is about 50% loose and wavy. The
> panel below that is mostly flat and tensioned, with just a trace of
> waviness.   The leech of the top three panels droops significantly.

> There are some "tensioning marks" stenciled on the very top panel of the
> sail.  The looseness in the panel is no where near these tensioning marks.
> In fact, the entire panel is way loose.

> I am using the mast tip fitting that came with my mast (which is a 99) ...
> so I assume it's the right one.  I also am pretty sure that I'm fully
> inserting the sail's Shear Tip plug into the mast tip fitting correctly.

> (I do notice that the Shear Tip fitting on the sail is conical in shape,
> whereas the receiving mast fitting is cylindrical.  Thus, there is some slop
> when the Shear Tip plug is inserted into the mast.   I assume this is by
> design.)

> So waddaya think?  Is this the way it should look?  If it is correct, it's
> almost like more than a square meter of mylar at the top of the sail is
> doing nothing at low wind speeds.  At higher wind speeds, it doesn't look
> like its doing anything either.  (But I will say that I like the sail, am
> impressed by it's wind range and, for a 9.2, it handles nicely.)


 
 
 

How Should a NP Diablo 9.2 Look?

Post by Lindsay McRor » Tue, 16 May 2000 04:00:00

Ive had my new diablo 9.2 out 4x so far, I have the same mast as well.
Everything you've said sounds good. I had to change my mast tip with the mast
tip that comes with the sail. You can feel he shear tip slide in when you rig
it.

I also thought the amount of sail flop at the shear tip was odd, But I believe
its primary function its to hold up that huge amount of roach on the sail, which
it seams to do nicely in-spite of being loose at the top.

Quote:

> I've got a 2000 Neil Pryde Diablo 9.2, which I rig on a NP RacePro 490 mast.
> When I rig the sail, it looks a little weird to me.  I need some reassurance
> that its right.

> When I rig to the specified dimensions, the top of the sail is WAY loose and
> floppy.  The mylar panel immediately below the Shear Tip is 100% loose and
> wavy from the leech to mast. The panel below it is about 80% loose and wavy
> (on the leech side). The next panel below is about 50% loose and wavy. The
> panel below that is mostly flat and tensioned, with just a trace of
> waviness.   The leech of the top three panels droops significantly.

> There are some "tensioning marks" stenciled on the very top panel of the
> sail.  The looseness in the panel is no where near these tensioning marks.
> In fact, the entire panel is way loose.

> I am using the mast tip fitting that came with my mast (which is a 99) ...
> so I assume it's the right one.  I also am pretty sure that I'm fully
> inserting the sail's Shear Tip plug into the mast tip fitting correctly.

> (I do notice that the Shear Tip fitting on the sail is conical in shape,
> whereas the receiving mast fitting is cylindrical.  Thus, there is some slop
> when the Shear Tip plug is inserted into the mast.   I assume this is by
> design.)

> So waddaya think?  Is this the way it should look?  If it is correct, it's
> almost like more than a square meter of mylar at the top of the sail is
> doing nothing at low wind speeds.  At higher wind speeds, it doesn't look
> like its doing anything either.  (But I will say that I like the sail, am
> impressed by it's wind range and, for a 9.2, it handles nicely.)

--
www.oceanpilot.com
Ocean Pilot, Voyaging software for offshore sailors.

 
 
 

How Should a NP Diablo 9.2 Look?

Post by Matt » Tue, 16 May 2000 04:00:00

I double checked my 9.2.  The Shear Tip logo, which contains, I believe, the
tensioning marks, is stenciled on the very top panel.

Is it possible that I have a mis-marked sail ?


Quote:

> Up to my knowledge the tensioning marks are not on the very top panel
> but on the second ?

> Christophe


> > I've got a 2000 Neil Pryde Diablo 9.2, which I rig on a NP RacePro 490
mast.
> > When I rig the sail, it looks a little weird to me.  I need some
reassurance
> > that its right.

> > When I rig to the specified dimensions, the top of the sail is WAY loose
and
> > floppy.  The mylar panel immediately below the Shear Tip is 100% loose
and
> > wavy from the leech to mast. The panel below it is about 80% loose and
wavy
> > (on the leech side). The next panel below is about 50% loose and wavy.
The
> > panel below that is mostly flat and tensioned, with just a trace of
> > waviness.   The leech of the top three panels droops significantly.

> > There are some "tensioning marks" stenciled on the very top panel of the
> > sail.  The looseness in the panel is no where near these tensioning
marks.
> > In fact, the entire panel is way loose.

> > I am using the mast tip fitting that came with my mast (which is a 99)
...
> > so I assume it's the right one.  I also am pretty sure that I'm fully
> > inserting the sail's Shear Tip plug into the mast tip fitting correctly.

> > (I do notice that the Shear Tip fitting on the sail is conical in shape,
> > whereas the receiving mast fitting is cylindrical.  Thus, there is some
slop
> > when the Shear Tip plug is inserted into the mast.   I assume this is by
> > design.)

> > So waddaya think?  Is this the way it should look?  If it is correct,
it's
> > almost like more than a square meter of mylar at the top of the sail is
> > doing nothing at low wind speeds.  At higher wind speeds, it doesn't
look
> > like its doing anything either.  (But I will say that I like the sail,
am
> > impressed by it's wind range and, for a 9.2, it handles nicely.)

 
 
 

How Should a NP Diablo 9.2 Look?

Post by Anto » Wed, 17 May 2000 04:00:00

Quote:
> I've got a 2000 Neil Pryde Diablo 9.2, which I rig on a NP RacePro 490
mast.
> When I rig the sail, it looks a little weird to me.  I need some
reassurance
> that its right.

> When I rig to the specified dimensions, the top of the sail is WAY
loose and
> floppy.  The mylar panel immediately below the Shear Tip is 100% loose
and
> wavy from the leech to mast. The panel below it is about 80% loose and
wavy
> (on the leech side). The next panel below is about 50% loose and wavy.
The
> panel below that is mostly flat and tensioned, with just a trace of
> waviness.   The leech of the top three panels droops significantly.

I've only got an 8.2, but according to the local dealer thats how they
should look. I have to agree that they feel better like that too as long
as its not marginal. Diablos are designed more for top end control than
bottom end grunt I reckon. They are still pretty good in the lighter
stuff though.

Cheers
Anton

 
 
 

How Should a NP Diablo 9.2 Look?

Post by christophe antonof » Wed, 17 May 2000 04:00:00

No, I'm not sure about what I said!
Sorry for fright!

Quote:

> I double checked my 9.2.  The Shear Tip logo, which contains, I believe, the
> tensioning marks, is stenciled on the very top panel.

> Is it possible that I have a mis-marked sail ?



> > Up to my knowledge the tensioning marks are not on the very top panel
> > but on the second ?

> > Christophe


> > > I've got a 2000 Neil Pryde Diablo 9.2, which I rig on a NP RacePro 490
> mast.
> > > When I rig the sail, it looks a little weird to me.  I need some
> reassurance
> > > that its right.

> > > When I rig to the specified dimensions, the top of the sail is WAY loose
> and
> > > floppy.  The mylar panel immediately below the Shear Tip is 100% loose
> and
> > > wavy from the leech to mast. The panel below it is about 80% loose and
> wavy
> > > (on the leech side). The next panel below is about 50% loose and wavy.
> The
> > > panel below that is mostly flat and tensioned, with just a trace of
> > > waviness.   The leech of the top three panels droops significantly.

> > > There are some "tensioning marks" stenciled on the very top panel of the
> > > sail.  The looseness in the panel is no where near these tensioning
> marks.
> > > In fact, the entire panel is way loose.

> > > I am using the mast tip fitting that came with my mast (which is a 99)
> ....
> > > so I assume it's the right one.  I also am pretty sure that I'm fully
> > > inserting the sail's Shear Tip plug into the mast tip fitting correctly.

> > > (I do notice that the Shear Tip fitting on the sail is conical in shape,
> > > whereas the receiving mast fitting is cylindrical.  Thus, there is some
> slop
> > > when the Shear Tip plug is inserted into the mast.   I assume this is by
> > > design.)

> > > So waddaya think?  Is this the way it should look?  If it is correct,
> it's
> > > almost like more than a square meter of mylar at the top of the sail is
> > > doing nothing at low wind speeds.  At higher wind speeds, it doesn't
> look
> > > like its doing anything either.  (But I will say that I like the sail,
> am
> > > impressed by it's wind range and, for a 9.2, it handles nicely.)

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