Thank you Frank.


From:   Franklin Schenk via CnC-List <cnc-list@cnc-list.com>
To:     "cnc-list@cnc-list.com" <cnc-list@cnc-list.com>, 
Cc:     Franklin Schenk <fdsch...@flash.net>
Date:   05/09/2016 04:21 PM
Subject:        Re: Stus-List Stay Shroud Tension
Sent by:        "CnC-List" <cnc-list-boun...@cnc-list.com>



I have used the following technique on many different boats without using 
a Loos gage. First, I check that the mast is straight athwartship 
(sideways) and that I have the desired rake which is different for each 
boat.  I tighten the turnbuckles on the fore and aft stays first.  I check 
the tension by pulling on them at about chest height.  The stays should 
move no more than about one inch.  The same applies to the upper shrouds. 
On boats that have only one lower, I tighten them until I can pull about 1 
1/2 inches.  On boats that have two lowers, I tighten the forward lowers 
until I can pull about 1 1/2 inches.  On the aft lowers I use about 2 
inches.

The next step is to check the tension out under sail.  First I make sure 
that the mast is straight.  This will tell me if the lower shrouds are 
correct.  There may be some slop on the downwind side depending on the 
wind speed.

Adjusting rake is another procedure depending on the weather helm of the 
boat.

Frank


On Monday, May 9, 2016 1:22 PM, Bob Caughran via CnC-List 
<cnc-list@cnc-list.com> wrote:


Chris,
I do not use a Loos gage on Beemer, 29mkll, to tune my rig. My process is 
as follows.
With all stays and shrouds lose, I tension the stays so I have 
approximately 9 inches rake along the boom using a weight on the main 
halyard. Forestay first, then backstay to remove slop. I them tension the 
upper shrouds to hand tight and using the main halyard on the toe rails to 
align the masthead. I then add two turns to the turnbuckles. Check 
masthead alignment again. 
Once all aligned, I tighten the lowers hand tight. Sight the mast to 
ensure straight. Add two turns to each lower. Sight the mast. 
Time for on the water final tune. In roughly 10-12 knots of wind on beem 
reach, look at leeward shrouds for play. Removed a third of the play 
tightening the leeward turnbuckles. Count and remember the number of 
turns. Tack boat. Tighten leeward turnbuckle same Number of turns as 
previous tack. 
And I tack back and forth checking and making any final adjustments. 
You'll want the slop out of the leeward shrouds. 
Sounds like a long process but it really isn't. 
Is using s Loos gage quicker? Yes but I'm a cheap son of a gun. And even 
with a Loos gage you'll still occasional on water adjustments. 

Bob Caughran
Beemer, 29MKII, 309


Sent from my iPhone

> On May 9, 2016, at 10:44 AM, Chris via CnC-List <cnc-list@cnc-list.com> 
wrote:
> 
> 
> I have a C&C 24 was wondering if you know how many pounds of tension are
> needed on all the lines that hold the mast in place?
> 
> Sent from my iPhone
>>> 
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