Forums > Windsurfing Foiling

Slingshot Wizard 90l problem with fitting the Phantasm 103W

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Created by byczek85 > 9 months ago, 24 Dec 2023
byczek85
14 posts
24 Dec 2023 5:36AM
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As in the video, I have one of the best masts from this manufacturer and it does not fit with the supposedly best board :) I have another Wizard 114l board and the fit there is perfect. I'm afraid to go out on the water. Anyone have knowledge about this?!

KDog
333 posts
24 Dec 2023 6:05AM
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Don't know if that's a big problem as long as the mast does not slide back and forth when tight you should be good to go.The 114 and it looks like the 90 have some V in front of the boxes.

byczek85
14 posts
24 Dec 2023 6:15AM
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KDog said..
Don't know if that's a big problem as long as the mast does not slide back and forth when tight you should be good to go.The 114 and it looks like the 90 have some V in front of the boxes.


Believe me, it's a strange feeling. In the Wizard 114l, the mast fits perfectly along its entire length. Here I feel that 50% of the tangent is hanging in the air :( I am making more and more aggressive maneuvers, bending the mast and the board as much as possible and I know that it is not perfect now. I have to turn each screw perfectly a little to keep the mast perfectly straight. I don't like it. .I am always looking for maximum stiffness..

KDog
333 posts
24 Dec 2023 7:46AM
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If after you have all four bolts tight and there's still movement yea that's a problem.

elmo
WA, 8764 posts
24 Dec 2023 7:54AM
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So I'd check the mast plate for flatness with a straight edge an then check the board for flatness

Unless the mast head is not flat then realistically it looks like poor board design.

Yes it's nice to have some Vee on the wetted area but where the mast plate sits should always be flat otherwise you are stressing the tracks trying to hold the leverage.


Two options to remedy
make a shim
Make a flat spot yourself (by filling not sanding) where the mast head sits.

Sorry just my opinion, others may have a better solution.

thedoor
2400 posts
24 Dec 2023 1:32PM
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Even if there is v in the rear, i wouldn't think it would wobble unless its not tight in the track? Are the screws bottoming out in the track?

byczek85
14 posts
24 Dec 2023 5:22PM
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elmo said..
So I'd check the mast plate for flatness with a straight edge an then check the board for flatness

Unless the mast head is not flat then realistically it looks like poor board design.

Yes it's nice to have some Vee on the wetted area but where the mast plate sits should always be flat otherwise you are stressing the tracks trying to hold the leverage.


Two options to remedy
make a shim
Make a flat spot yourself (by filling not sanding) where the mast head sits.

Sorry just my opinion, others may have a better solution.


The mast foot is perfectly flat. As I wrote, I also have a Slingshot Wizard 114l board and the bottom where the mast is mounted is perfectly flat. The problem occurs in the Wizard 90l version. The board is dedicated to the foil mast. Of course, the mast doesn't move, but it creates a big lever that I don't want to have. The board is new, under warranty, never been on the water. I don't want to sand it right away. I have to report this to the manufacturer.

azymuth
WA, 2096 posts
24 Dec 2023 6:31PM
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byczek85 said..The mast foot is perfectly flat. As I wrote, I also have a Slingshot Wizard 114l board and the bottom where the mast is mounted is perfectly flat. The problem occurs in the Wizard 90l version. The board is dedicated to the foil mast. Of course, the mast doesn't move, but it creates a big lever that I don't want to have. The board is new, under warranty, never been on the water. I don't want to sand it right away. I have to report this to the manufacturer.


I've just checked my Wizard 90 - it has a very slight V perhaps 1mm each side under the tracks.

byczek85
14 posts
24 Dec 2023 7:39PM
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azymuth said..

byczek85 said..The mast foot is perfectly flat. As I wrote, I also have a Slingshot Wizard 114l board and the bottom where the mast is mounted is perfectly flat. The problem occurs in the Wizard 90l version. The board is dedicated to the foil mast. Of course, the mast doesn't move, but it creates a big lever that I don't want to have. The board is new, under warranty, never been on the water. I don't want to sand it right away. I have to report this to the manufacturer.



I've just checked my Wizard 90 - it has a very slight V perhaps 1mm each side under the tracks.


Same in my case. It's a pity because Wizard 114 is a perfect fit. I will have to make some pads, but I don't know what material to use. Any ideas? The point is that they should not be too soft. The task is to distribute the forces over as much surface as possible, especially when I change to a 125 cm mast.

WsurfAustin
585 posts
24 Dec 2023 10:50PM
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byczek85 said..

azymuth said..


byczek85 said..The mast foot is perfectly flat. As I wrote, I also have a Slingshot Wizard 114l board and the bottom where the mast is mounted is perfectly flat. The problem occurs in the Wizard 90l version. The board is dedicated to the foil mast. Of course, the mast doesn't move, but it creates a big lever that I don't want to have. The board is new, under warranty, never been on the water. I don't want to sand it right away. I have to report this to the manufacturer.




I've just checked my Wizard 90 - it has a very slight V perhaps 1mm each side under the tracks.



Same in my case. It's a pity because Wizard 114 is a perfect fit. I will have to make some pads, but I don't know what material to use. Any ideas? The point is that they should not be too soft. The task is to distribute the forces over as much surface as possible, especially when I change to a 125 cm mast.


If it were me, I would get some stainless steel shim stock to support the edges. It comes in thickness from .0005" to .02". Or a material that will not compress. It would take some tweaking. Maybe a few different thicknesses and stack as needed to get a solid face connection to the board in the non planar areas. I have the same experience with the 114L. Solid face all around.

elmo
WA, 8764 posts
25 Dec 2023 10:28AM
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If you are going to shim, then first step is establishing how much.

Run around the edge with some feeler gauges and draw a picture of variation in gap.

An alternative to SS shim is plastic shim.

Another option is if you have or know anyone with a 3d printer they can draw up a shim based on your measurements and print up a custome tapered shim, if using 0.1mm layer heights will give smoother transition between the layers.

If you let people know where you are based someone may contact you to help

seaanchor
61 posts
25 Dec 2023 10:26PM
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I think you need to tighten it up more the board will flex and pull up. also contact slingshot it's there call and you can use the response, if yon need to make a warranty claim

byczek85
14 posts
26 Dec 2023 5:56AM
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seaanchor said..
I think you need to tighten it up more the board will flex and pull up. also contact slingshot it's there call and you can use the response, if yon need to make a warranty claim


Come on! The board won't bend! It's a strong device and there's no way... I was on the water today at 30kts+, after an hour I tightened the screws more... nothing fell off, but I don't feel comfortable with it... I'll write to SS...



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"Slingshot Wizard 90l problem with fitting the Phantasm 103W" started by byczek85