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2020-10-19; 23:19:32 EDT
Member Since
2018-03-19
Posts: 105
This is great info guys. Thanks and keep it going!See the original archive post
On Mon, Oct 19, 2020 at 6:29 PM Michael D. Weisner <mweisner at ebsmed.com> wrote: > Hi Rick, > > For years I felt that the mainsail should be trimmed first, just as you > have said. > > I was lucky enough to crew aboard a sailboat that always won races and > watched as the jib was always rough trimmed prior to the main. After > adjusting the main, the crew touched up the jib controls. I asked why and > the answer was always about the relative position and interaction of the > two sails. The main is in the shadow or wash of the larger forwardmost sail. > > I tried the process on my Rhodes 22 and was very surprised that I was able > to change course faster and get back to speed quicker by paying careful > attention to sail shape and deployment of the genoa before I fiddled with > the main. One of the most important considerations was the angle of the > genoa to the furler. It should be near 90 degrees and result in a very well > defined curvature. In the past, I had always set the jib sheets much too > tightly. > > I quickly looked for an article as a reference and found this one: > http://sailingmagazine.net/article-17-sail-trim-101.html > which starts with: > > "When discussing overall sail trim, it makes sense to start with the > headsail for two important reasons: > The jib directs airflow over the mainsail. > The jib itself creates lift and provides a portion of the boat's > forward momentum." > > I am not saying that you must set the genny first, but please give it a > try. You might be surprised. > > Mike > s/v Wind Lass ('91) > Nissequogue River, NY > I’d rather be sailing :~) > > > -----Original Message----- > From: Rhodes22-list <rhodes22-list-bounces at rhodes22.org> On Behalf Of > Rick Lange > Sent: Monday, October 19, 2020 3:03 PM > To: The Rhodes 22 Email List <rhodes22-list at rhodes22.org> > Subject: Re: [Rhodes22-list] Leech and foot line adjustment > > Hi Mike, > > I respectfully take issue with your suggestion to set the genoa sail > before the main. > > My training to sail a cutter rig was to first set the inner or staysail > first, then the outer or yankee sail. The logic is that the accelerated > airflow over the staysail lifting surface is the greater force exerting > more influence on the overlapping yankee than the other way around. > > Especially with the 175 genny on the R22, the main will have considerable > influence on the curvature of the overlapping genny. So I always *first > set the main*, get it to pull as hard as I can per the knot meter, then set > the genny leach curvature to match the main leach curvature. > > [image: RevSail2019a.jpg] > > Regards, > > Rick Lange > > > On Sun, Oct 18, 2020 at 11:29 PM Michael D. Weisner <mweisner at ebsmed.com> > wrote: > > > Adjusting the larger furling genoa can be fairly complicated. One must > > determine the optimal location of the jib sheets and cars as well as > > the length of the exposed sail. Once this has been accomplished, the > > sail shape may be fine tuned through adjustment of the foot and leech > > to keep the sail from curling. > > > > The genoa (headsail) should be adjusted prior to adjusting the mainsail. > > For IMF rigs this is complicated by the outhaul tension, mainsheet and > > traveler adjustments, not to mention sail shape lines. > > > > A reasonable general explanation on the adjustment of both lines may > > be found at: > > https://www.precisionsailloft.com/blog/leech-and-foot-lines/ > > > > More specific information may be found in our archives at: > > http://www.rhodes22.org/blew_skies/imf.html > > > > http://www.rhodes22.org/pipermail/rhodes22-list/2005-December/027408.h > > tml > > > > http://rhodes22.org/pipermail/rhodes22-list/2005-June/023989.html > > > > Most of us have learned through trial and error. This is a great > > reason to spend as much time as possible sailing your Rhodes 22. Books > > only tell you what should be done. Sailing and making mistakes force > > you to learn by correcting your errors. > > > > Mike > > s/v Wind Lass ('91) > > Nissequogue River, NY > > > > > > -----Original Message----- > > From: Rhodes22-list <rhodes22-list-bounces at rhodes22.org> On Behalf Of > > Gmorganflier > > Sent: Sunday, October 18, 2020 1:27 PM > > To: rhodes22-list at rhodes22.org > > Subject: [Rhodes22-list] Leech and foot line adjustment > > > > Hello, > > > > I’ve spent hours and days looking through the archives for tidbits of > > info to help a novice sailor like me to know my boat better and hints > > on sailing techniques which I copy and paste into folders on my iPad. > > > > I had someone at my sailing club point out something on my sails which > > I didn’t even know existed nor had I seen discussed in the archives. > > My Genoa has a leech line and a foot line which can be adjusted. My > > furling main has a leech line. > > > > How are these used and adjusted? The person who pointed out this > > feature to me said it looked while sailing like my Genoa was cupped > > on the leech and I needed to loosen the leech line..does this sound > right? > > > > Thanks, > > George Morgan > > S/V Knotty Lady 1986 > > > > > > > > -- > > Sent from: http://rhodes-22.1065344.n5.nabble.com/ > > > > > -------------- next part -------------- > A non-text attachment was scrubbed... > Name: RevSail2019a.jpg > Type: image/jpeg > Size: 99943 bytes > Desc: not available > URL: < > http://rhodes22.org/pipermail/rhodes22-list/attachments/20201019/ba0d2196/attachment.jpg > > > > -- Michael Riter President, Trail Design Specialists, Inc. Lead Instructor, Trail Master and mechanized training mike at traildesign.com 678-410-8021
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