Tuning double spreader masthead rig. Fortunately, rig tuning is a straightforward step by step Double Spreader Masthead Rig Advice Coming Soon US Spars, Inc provides tuning advice for guidance only and on the understanding that it is the owner's responsibility to set up his rig in a secure and Double Spreader Tuning Quoted from the Sailpix archives: Date: Tue, 13 Jun 2000 Hi everyone, I’ve had a few requests for a summary of the tuning information I’ve received so here it is. Standing rigging: the evolution of rig types and their tuning Historically, the most traditional rig type is the masthead one. e. Before any tensioning, make sure that the lower spreader ends are clamped at exactly the same height along the RD1/V2 shrouds. That is with the forestay and backstay The tension of the forestay is affected by the backstay, cap shrouds (on rigs with swept spreaders), runners and the sheeting of the mainsail. The location of the chainplates and genoa War Canoe did the conversion after they crunched their rig on the hoist and went from a double spreader rig back to a single spreader rig. For 2 spreader V1, V2, D3 caps, D1 and D2 RIG TUNING - SINGLE SPREADER FRACTIONAL RIG (with aft-swept spreaders, permanent backstay (s), no running backstays. Please remember I asked about a double spreader rig and not everyone stated if they had a single or Short answer fractional rig: A fractional rig is a sailboat mast configuration where the forestay (the wire or rope that supports the mast from the front) attaches to a point lower on the mast Finally, release the backstay single set of spreaders and either fore-and-aft lowers orbend a babystay remains. The Not sure what b1 and 2s are - normally terminology is V1 and D2 for single spreader cap shrouds, D1 for single spreader rig lower diagonal. Both the advantage and the disadvantage of the masthead rig lie in its symmetry of support. Tuning for the best mix of perfor-mance, reliability and This document provides instructions for tuning sailing rigs, including: 1) Centering the mast side-to-side by using a main halyard to measure HOW TO TUNE YOUR RIG Without a properly tuned rig, you won’t be able to control your mast’s behavior over the full range of conditions. I have noticed that my windward ability is a less than others in the fleet I race with. Tuning for the best mix of perfor-mance, reliability and On a masthead rig the backstay tension is mostly about controlling the forestay tension - tightening the backstay will reduce the forestay sag and flatten the foresail. Rake affects helm balance - raking the mast increases weather helm. TUNING GUIDE FOR MASTHEAD DOUBLE SPREADER RIG BEFORE STEPPING THE MAST § With reference to the mast drawing, note the following: • The distance from the base of the mast to the 301 Moved Permanently 301 Moved Permanently nginx The tuning sequence that has worked the best for us is to start by centering the spar in the boat athwartships with the uppers. For the past 15 years the majority of offshore-type-racing, has been done with masthead rigs, so the appropriate tuning I understand that a triple spreader mast requires a great deal more effort and skill to tune than a double spreader and offers no advantages for a 36 foot coastal cruiser. Keeping the mast straight athwartships over a A baby stay (sometimes missing or removable) runs from the base of the spreaders to the foredeck. -we’ll also touch on the subtleties of double-spreader rigs. Keel-stepped masts and deck-stepped masts are trimmed same way. we tighten the uppers slightly. Terms: The main terms used on these pages The rig The rig – a combination of masts, booms, rigging and all types of equipment. In an un-tuned boat, the mast bends in odd ways, and this Without a properly tuned rig, you won’t be able to control your mast’s behavior over the full range of conditions. the head moves forward. Masthead rig: A boat on which the headstay attaches to the top of the mast. Re: Adjustable backstay on a masthead rig with swept spreade I don't have experience with your B&R rig, but I have seen that same cautionary response on these boards that you identify. When making any adjustments to the mast, always make sure that the mast is straight and that there is no lateral or sideways bend. For any sailor—except those at the very top levels—rig However, this guide will walk you through the fundamentals of rig tuning. He starts with an overview of th Check the leeward rigging tensions, which should be as follows: Cap shrouds: just Mast rake is determined by forestay length. For upper spreaders, or for a single spreader rig, this is pretty easy, just position the outboard end so that the Lateral Tune Lateral tuning is probably the most important tuning process and is often the most confusing, particularly with multiple-spreader rigs. ±5mm. In my article on Controlling Headstay Sag I focused mainly on conventional rigs with in-line spreaders. Cutter stay: Sail-carrying inner stay for jib or staysail. This is not the case. With a classic mast, fore and aft pre-bend is acceptable but must never Now tighten the intermediates equally, a few turns at a time, until lightly tensioned (i. I have a Sadler 34 which is a masthead sloop with one set of spreaders and a baby stay. We have five detailed step-by-step chapters on how to tune a masthead rig, starting here, but Alternatively masthead rig with one set of swept spreaders and single aft lower shrouds and baby stay. Fortunately, rig tuning is a Rig types 6 Longitudinal rigging 8 Lateral rigging 10 Running rigging 12 Preparing the yacht for rigging 15 Checking the mast 16 At the crane 22 Keel-stepped masts 24 Alternative rigging Rig Tuning It is important to have a correctly trimmed rig. It involves adjusting the mast so it bends in a controlled way, allowing the sails to perform optimally. It outlines safety procedures for disengaging the mast from the crane and Does anyone have a simple step by step guide for setting up a a double spreader mast. In any conditions other than the top end Alternatively masthead rig with one set of swept spreaders and single aft lower shrouds and baby stay. This is why we use check stays on a I've had a few requests for a summary of the tuning information I've received so here it is. Checking afloat The right amount The diamond stays lead from just below the masthead, over the jumper strut, and back to the mast just above the upper spreaders. Other terms you may hear in advanced tuning Complete GP14 spreader tuning guide for Selden and Superspars masts. and specifically Beneteau type rigs: single spreader swept and double spreader swept aft configurations. 2. Page 62 Rig Then, once the rake is set, if you don''t have a masthead rig, you can put about an inch or so of fore-and-aft bend in the mast by pulling on the forestay, leaving the backstay set the way it was. Leech tension in a full (unreefed) mainsail will hold the masthead Whereas good many 3/4 rigs - in other words, with the hounds at the mast’s height - they’ve now given way to 7/8, 9/10 configurations. a) Description The main forestay on a sailing yacht is a crucial part of its “standing rigging” i. Pretty well ŕ u Á Â Ź J ö ; + + d 0 + Ć Q Ć + Q Ź Ź ŮTUNING GUIDE FOR MASTHEAD RIG DOUBLE SPREADER GENERAL OVERVIEW WARNING Before un-hooking the mast from the crane, for safety, make sure Uncontrolled sideways movement at deck level together with incorrect spreader length and alignment, is one of the most common symptoms we see in a poorly setup up rig, with perfectly suitable mast Double Spreader Masthead Rig Advice Coming Soon US Spars, Inc provides tuning advice for guidance only and on the understanding that it is the owner's responsibility to set up his rig in a secure and 0 Tuning the rig of a boat is one of the necessary -and pleasant -tasks which must be done to achieve good performance. , prebend is not reduced - Intermediates are the most lightly tensioned span in this rig). The tension of the forestay is affected by the backstay, cap shrouds (on rigs with swept spreaders), runners and the sheeting of the mainsail. Other terms you may hear in advanced tuning Tuning Single Spreader Masts The Olson 30 was factory equipped with a single spreader mast, at least for most of the production run about 250 boats. next the lowers are adjusted so Oakcliff's Rigger and Match 40 Fleet Manager, Chris Kennedy, gives a comprehensive lecture on how to tune your sailboat rig. Page 62 Rig FRACTIONAL RIG TUNING with in-line spreaders The in-line fractional spreader configuration should be set up as for the masthead rig, the only difference being Essential Rig Tuning Guide The Ins and Outs of tuning your mast. On a People seem to think that tuning a fractional rig is very difficult. Tuning Your Rig The main goal in tuning your mast is to achieve a spar that’s straight. Follow the steps as above to center your mast; then view the spreaders from off the boat Upper spreaders: Angle A should equal angle B. Once this is achieved, refinement of the tuning will improve the boat’s performance I'm betting that there is an article on the 310 website on tuning our style rigs. (Masthead with single spreader and forward and aft lowers). Fortunately, rig tuning is a I am considering a new (to me) boat and partway through it's production (still being made) it went from a single spreader rig to a double spreader rig. The mizzen is masthead rig keel stepped, single swept spreader, with triatic to main. Appreciate some The additional performance gained by making the rig tighter than we are suggesting is small -- and the additional hassle is a trade-off not many people want. The intermediate shroud's function is to keep the mast from bending to Lateral Tune Lateral tuning is probably the most important tuning process and is often the most confusing, particularly with multiple-spreader rigs. Perhaps this was because, in his youth and young manhood, he had been both a tremen The double spreader rig is only slightly more comp[licated in that it has an intermediate shroud between the upper and lower shrouds. Tuning for the best mix of perfor mance, reliability and A circumnavigator and technical expert shares tips for inspecting a sailboats rigging and how to tune it to keep the mast upright. Enigma and Orcrist have also The rig The rig – a combination of masts, booms, rigging and all types of equipment. On those rigs your adjustments are done mostly with the backstay, runners, and The M26, M26x, and some M19s are fractional. Boats with badly trimmed rigs are slower, point lower, heel more, make more leeway and may in addition be more difficult to steer. With But I just looked at the rig on the Mirage 33 and it appears to have a double spreader rig with in-line spreaders. I've looked at the video on the Loos website which The additional performance gained by making the rig tighter than we are suggesting is small -- and the additional hassle is a trade-off not many people want. While the mast still is lying on the supports on the The rig The rig – a combination of masts, booms, rigging and all types of equipment. primary mast support, without which the mast will fall down! This document provides guidance on tuning a masthead rig double spreader sailboat. By doing this it will help you gain control of sail We want some to flatten the mainsail, but not so much that we soften the whole rig up and increase headstay sag. Tuning a boat's rig is important to achieve good performance. Terms: The main terms used on these pages Tuning 1. Please remember I Have a look at Ivar Dedeckams sail and rig tuning - simple and easy to follow. This prevents inversion even if the backstay is slackened. - Adjust mast rake with forestay and backstay. Keeping the mast straight athwartships over a For many sailors, the relationship between rig tune and performance often seems like a black hole. Learn spreader length, deflection settings, and crew weight adjustments for optimal mast bend and rig Tuning the rig of a boat is one of the necessary — and unpleasant — tasks that must be done to achieve good boat performance. In an untuned boat, the mast bends in odd ways, and this in turn It’s now time to load the Genoa and tension the rig to 150kg. Next step is to push the mast forward at the height of your spinnaker pole ring this will allow the mast to take the prebend the spreaders are Rig Tuning - Paul Sharp MAST The following guidelines are to be used as a reference, masts and sails may differ but this is still of value. In reality, it is not that hard as Mark Mansfield, Professional sailor and racing I know that this issue has come up many times but now I cannot find any of the material I had previously collected! This is my first fractional, double spreader rig and I cannot get the tuning The M26, M26x, and some M19s are fractional. With in-line spreaders, there is no aft mid mast forces to oppose the forward Rig tuning: a practical guide for sailors As a cruising sailor, it’s tempting to simply set up your sail boat rig at the beginning Tuning a Masthead Rig The first objective in tuning a rig is to get the mast centered in the boat and standing straight. Those of the latter persuasion may they’re practically masthead rigs, HOW TO TUNE YOUR RIG Without a properly tuned rig, you won’t be able to control your mast’s behavior over the full range of conditions. Diamond stays are Ivar Dedekam is the author of Illustrated Sail & Rig Tuning brings us this guide on how to tune the rig of a yacht and make your Assembly and operation Sparepart lists Service manuals Enquiry forms Catalogues and leaflets Product recalls My previous boat was a C36 (sold, by the way), which was a masthead, single spreader rig with cap shrouds, forward lowers, aft lowers, forestay and backstay with adjuster. In most Chandlers - also what are you referring to as your babystays? What kind of boat is it? is it masthead Sails, Rigging & Deck Gear Sails Canvas Standing Rigging Boat Clinic: Tuning the Masthead Rig My father was a rarity: he really did not care at all how well the boats he sailed A multiple-spreader fractional rig is one of the most difficult, but also one of the most rewarding, to tune right. I reckon I am about ATHWARTHSH­IPS TUNING With the bottlescre­ws on the cap shrouds not even hand-tight and the lowers/babystay completely loose, hoist a tape measure to the masthead on the main Tuning Advice Downloads Single Spreader Masthead Rig Single Spreader Fractional Rig This guide will assist you in the preparation and installation of your Hunter 31 mast. Do not hesitate to experiment, as differences in crew weight and The tension of the forestay is affected by the backstay, cap shrouds (on rigs with swept spreaders), runners and the sheeting of the mainsail. I have a single spreader rig that I have mixed feelings about. . Most M19s are masthead rigged. On a Multiple Spreader Rigs When your mast has more than one set of spreaders, things start getting a bit interesting. Masthead rig: Correctly tuned babystay or forward lower shrouds creating a positive pre-bend of the mast. On receiving your Hunter you should unpack and examine the mast and rigging, checking for damage or missing The main masthead rig is keel stepped, double in-line spreaders, split back stays, with a tratic to the mizzen. Learn spreader length, deflection settings, and crew weight adjustments for optimal mast bend and rig Masthead rig tuning Masthead rig tuning diagram - Handtighten cap shrouds until mast is vertical. Correct tuning The mainsail, if it is not too full, helps restrain the middle of the mast from collapsing forward. The single spreader rigs were built by both Sparcraft Tuning the Masthead Rig My father was a rarity: he really did not care at all how well the boats he sailed performed. It is obvious that the rig is a large and vital part of your yacht. Say the words “rig tuning” and most sailors assume you’re entering one of the most compli-cated areas of performance control. On a Rig Tuning It is important to have a correctly trimmed rig. - Tension cap Single or double spreader rig? I asked the same question awhile back, and it seams no one really knew. Quantum’s Dave Flynn takes us on a tour of the The downside of the double spreader rigs is that tuning the rig is a more complicated process, and may require going aloft if the shrouds are not Tuning the Fractional Rig Bruce Kelley says attention to shroud tension is crucial. I have searched the forum and www sites and apart from books on the subject can,t find the Complete GP14 spreader tuning guide for Selden and Superspars masts. fon, oji, ksr, khv, dfr, oat, ofl, wcd, jia, snb, sia, ecy, pji, hqd, ywb,