[Public-List] Genoa Sheet Blocks

[Gordon Laco]

Hi there -

Nice site... and nice simple set up for the sheeting!

Gord



On 3-Oct-09, at 11:45 AM, Laughing Gull wrote:

> Ok I need to chime in. I have tried it both ways - straight from the  
> track to the winch and through a turning block. The turning block  
> works best. In order to get  the lead fair from the turning block to  
> the winch, adjust the position fore or aft. The further aft you go  
> the shallower will be the lead to the winch.
>
> If you look on my site http://mysite.verizon.net/vze2s2y6/ you can  
> see the set up I have. I have removed the second set. I could never  
> figure out why they were there.
>
> Ok I have used up the last quarter of a 7 year old soccer match -  
> which is a good thing.
>
> Jonathan Adams
> Mobile: 443-538-7443
> Composed on PDA
>
> On Oct 3, 2009, at 11:02 AM, crufone at comcast.net wrote:
>
>
>
> Hi Gord,
>
>
>
> I assume that the reason Jeffs Genoa sheets were piling up on the  
> lower part of the winch was because the Genoa turning blocks were  
> too low on the gunwale.  By providing a turning block which was  
> positioned higher on the gunwale as on a pedestal or a lanyard  
> attached to the moveable car this would provide a more  
> perpenduicular entrance to the winch for the sheet and perhaps  
> reduce the piling up effect. One could still adjust to any sheet  
> angle needed to properly trim the sail.  You would just do so from a  
> higher position on the gunwale.  I assume Jeff had his problem  
> because the winches are fixed but a 170 comes further aft than a 110  
> so as the clew moves aft toward the fixed winch the angle up from  
> the gunwale turning block steepens, which would cause the sheet to  
> pile up near the bottom of the winch. By raising the turning block a  
> fixed height from the gunwale, the angle to the winch can be reduced  
> or eliminated, but one can still adjust the block for
> and aft to obtain proper sheet angle from clew to turning block.
>
>
>
> Perhaps I am really missing something here.  If so please point it  
> out to me. I do understand that a non fixed lanyard to raise the  
> turning block would flog badly in some conditions, but a fixed  
> height pedestal for the block would not. I would like to be sure  
> that I am not confused about this problem. Let me know.
>
>
>
> Michael #133
>
>
>
> Gord posted,
>
> The position of the sheet block is dictated by the position and angle
> the sail needs.  If one positioned the block solely to make the winch
> work, one would be condemned to live with a sail that would not sheet
> properly and either flog at the top or have a leach that is closed and
> stalled.
>
> G
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