Downloadable sail trim guides july 12, 2018 with detailed instructions, illustrations, and photos, these downloadable guides are a musthave resource for every sailor. Set halyard tension pull sail up hard enough to remove 95% of the horizontal wrinkles along the luff of the sail for a laminate sail, and for a dacron sail tension halyard enough to just barely remove all the horizontal wrinkles set jibgenoa leads use these guidelines for proper lead location. Genoa and mainsail trim, spinnaker and gennaker, rig. Sail trim books sailing anarchy sailing anarchy forums. Thus a racing cz is a bigger sail, but not as closewinded as the cruising cz or jibtop.
The continuous trimming, of your sails to power them up in lighter winds and to reduce power in stronger winds can result in significant performance gains. Balancing the sail set correctly will allow the yacht to sail with little requirement of the rudder. Suggest buying a carbonbased version so you can have the book out while practicing. All right, some of us did also hear about the spinnaker, the big colorful sail visible from a distance. In an ideal world when the wind is hitting each sail with the same force, the sails should steer the boat and the rudder merely guide it along.
There are three initial settings for spinnaker trim, and refinements that can further improve performance. Download it once and read it on your kindle device, pc, phones or tablets. I could spend ages writing loads of information about sailing with a gennaker but a video is a much better medium. Sails may be made from a combination of woven materialsincluding canvas or polyester cloth, laminated membranes or bonded. Your neil pryde sails are designed, tuned, and tested for each specific model and as such, you will be able to achieve proper trim using this guide. Watch my sailing with a gennaker video below and for further information read on. The gennaker is supposedly a crossbreed of genoa and spinnaker, code zero and cruising chute other types of spinnaker and i understand that there are quite a few others. When going upwind, once twist is set using the mainsheet, the traveller is used to power or depower the boat. The term gennaker can cover several sail types including a screecher used on multihulls, code 0 and asymmetric spinnaker. All sails are manufactured using our unique full radial multipanel layout and are constructed from the best nylons.
Spinnaker design in designing the spinnaker, the sail maker has two objectives. Generally, sail trim is a bit of science, a bit of feel and a bit common sense. Apr 27, 2016 ease until the sail begins to luff bubble or backwind along its leading edge then trim just enough to stop luffing. This book is ultimately the complete guide to sail trim and rigging to make the boat sail faster and safer.
Dont be afraid to let the sail out until its against the shrouds and spreaders just make sure the boom vang is on tight enough. Your comment about a gennaker being better on a beam reach only applies if the wind moves forward of the beam where a spinnaker would collapse, at that time a regular genoa will probably out perform the gennaker. Genoa and mainsail trim, spinnaker and gennaker, rig tuning illustrated nautical manuals 2nd edition by dedekam, ivar isbn. They understand that speed is always good, at least on the water, and properly trimmed sails contribute to maximum boat speed. They are designed for a certain range of compressive loading, and generally are not recommended for spinnaker use. A gennaker is typically a colored sail used when the wind is coming from one of the back corners of the boat, blowing the boat forward, and works great in light winds. North sails has a wealth of information that we want to share with you. The asail also needs to be trimmed as twisted as possible assuming tweakers are used but the main traveller can be kept high with the sheet and vang trimmed on to keep the main from flogging. You can sail a gennaker as close to or as far off the wind as you want really. Oct 30, 2001 one of the twopart gladstone performance racing series, this book discusses sail trim, boathandling, preparation and tuning. Genoa trim guide on most modern boats, masthead rigs in particular, the genoa provides the most driving power, acting as the motor while the mainsail serves as rudder. Cruising gennaker a north cruising gennaker is a freeflying, asymmetric spinnaker tacked to the bow or sprit and does not require a spinnaker pole, special hardware or rigging.
In this sailing basics video you learn how to properly trim sails when sailing upwind. It is not symmetric like a true spinnaker but is asymmetric like a genoa, but the gennaker is not attached to the forestay like a jib or genoa. For best performance, a symmetric spinnaker must carry a curl. In this series, quantum sails expert david flynn shows you how to get the most out your sails with the right trim, starting with the mainsail. International design and technical office sail trimming guide. Review this book is different i recommend this little book to everyone whether expert or novice youll find something. Its become popular for cruisers to call these sails code zeros, but to a racer a code zero is a very different sail. Review this book is different i recommend this little book to everyone whether expert or. A sail s luff should face directly into the wind so that air streams evenly on both sides. Used when sailing downwind, it is a cross between a genoa and a spinnaker.
Book description the bestillustrated manual ever on tuning the sails and rigs of a yacht or small keelboat features 152 color diagrams and a brilliantly concise text. Usually the one most distinctive in photos, posters and. Symmetric and asymmetric spinnaker trim for better speed and control. Aug 07, 2015 the autopilot will work best in moderate airs downwind as always, to save battery hours adjust your pilot settings and your sail trim for the conditions to ensure the pilot is on the lowest. The gennaker is trimmed properly when the upward lu of the sail is just beginning to curl. I highly recommend it to sailors that are from intermediate to doesntquiteknowitall. I realise a lot of you may never use the spinnaker or gennaker that you have aboard or may not even have one. What is the difference between a gennaker, code zero. This is the classic lightwind sail used in winds from a broad reach to running dead downwind. Second, the mainsheet controls the angle of attack the sails angle to the wind. Easing the luff lets the gennaker roll out from behind the mainsail to assume a more powerful spinnakerlike shape.
Everyday low prices and free delivery on eligible orders. Print them and keep them on your boat, reference them as needed for unusual conditions, or to teach the new guy on the boat how to approach trim. Since it has a broad definition weve avoid using the term gennaker and will stick with specifics. Our trimming efforts aim at making the entire sail, from foot to head, present to the wind evenly and at the correct angle. Pdf mainsail trimming download full pdf book download. Of all the sails youll set on your boat, the spinnaker is by far the most unique. With a revolutionary approach, this guide tackles the practical and realistic elements of tuning your boat, plus the theory of sail aerodynamics.
You want to set the genoa trim first, then work on the main. Magic furl totally reliable furling for cruising chutes, asymmetrics and spinnakers. The selden, continuous line, freeluff furler makes this sail exceptionally easy to handle. A gennaker is a sail that was developed around 1990. Trimming your sails properly will make your boat easier to steer, you will go faster more efficiently and with less heel. A number of controls are at hand for getting sails flying right. Jul 31, 2008 a spinnaker is always a faster sail than a gennaker with the wind aft of the beam. Going fast with a spinnaker is usually lots of fun. What makes this new book on sail trim and rig tuning different from most other books on the topic, is the short, concentrated text with adjacent corresponding.
Andrus enjoying the gennaker sailing on the coast of normandy onboard suwena we have a north sails g3 gennaker with a dousing sock and its area is 114 m2. The word gennaker is a combination of the words genoa and spinnaker. Reduce heel, crew hikes hard flatten sails backstay, sheet tension, headsail car position, traveler. Read unlimited books and audiobooks on the web, ipad, iphone and android. Putting highquality sails on your boat is a great start. How to rig and fly a gennaker nathan ilten sailing. The mainsail will need to be eased further than you think. Dec 21, 2008 how to sail a gennekr with only two people thanks to intelligent deck layout of a hanse 470. When further down wind and the pole farther back a gennaker generally is less efficient.
Gennaker tuning sample 1 gennaker trim gennaker setup hoisting the gennaker adjusting the gennaker set gennaker with the wind abeam how to trim the gennaker gybing the gennaker take down the gennaker. By trimming both the tack line and spinnaker sheet, we can transform the sail from a genoa to a spinnaker, and back again. From the pages of sail magazine, comes the first new anthology in nearly 15 years on the popular subject of sail trim. So, if the new word is made of two words that we already know, then the sail should also be made of the two familiar sails, right. Your boat looks absolutely beautiful and steering is so much fun. Those who sail, or find interest in sailing sports, did probably already hear about the word gennaker. In an ideal world when the wind is hitting each sail with the same force, the sails should steer the boat and the rudder merely guide it. The result is a sail with a smooth flying shape that is stable and easy to trim. Sep 17, 2015 north sails trim for speed awesome trim video from north sails with tom whidden, tom mclaughlin, gary weismann and hans fogh 5. Whisker poles are for use with conventional jibsgenoas. Best sail trim tactics book for racing sailing anarchy. Look at the jibs leading edge, or luff, as you begin to determine its trim. The magic furl has been developed by crusader sails to enable simple, safe and economic furling for cruising chutes, asymmetrics and spinnakers on. This beautifully illustrated and wellorganised book shows you how to trim your sails and.
When close reaching and using a pole almost on the forestay, you may need to drop the jib most of the way to allow increased airflow over the gennaker. Driven by the north sails design suite, the north u sail trim simulator lets you explore proper upwind trim with the full range of sail controls. Jul 11, 2014 asymmetric cruising chutegennakermpsetc. We designed and engineered your new super genoa to be easy to set and trim, and. This book does an outstanding job of condensing the rather large topic of sail trim and rig tuning into one concise, illustrated book. As soon as the sail plan changes, so does the handling. We have an asymmetric sail for totem thats gotten far less than expected. See how changes in pole position change spinnaker shape. A beautifully, uniquely illustrated nautical guide to how to trim your sails and rig for maximum performance. Gennaker trim gennaker setup hoisting the gennaker adjusting the gennaker set gennaker with the wind abeam how to trim the gennaker gybing the gennaker take down the gennaker. What makes this new book on sail trim and rig tuning different from most other books on the topic, is the short, concentrated text with adjacent corresponding illustrations. Sail trim ian short sails high performance racing and. When people ask me why a particular boat goes slower or faster than its competitors the answer often comes down to who is paying constant attention to sail trim. A sail is a tensile structuremade from fabric or other membrane materialsthat uses wind power to propel sailing craft, including sailing ships, sailboats, windsurfers, ice boats, and even sailpowered land vehicles.
The ups is fast becoming the standard auxiliary sail on new boats with small or non. To get started, let the sheet out until the sail starts to ll. With detailed instructions, illustrations, and photos, these downloadable guides are a musthave resource for every sailor. Dec 01, 2007 this final part of this sail trim series could be a book in itself. During the sailing in france on the coast of normandy from calais to dieppe we had a perfect gennaker weather for 82 miles. Dont forget to thumbs up, share and subscribe if you enjoyed this episode. In this new book i have tried to distil those rules of thumb and theories pertaining to sail trim and rig tuning commonly agreed upon among the sailing community.
Basic trim is achieved by simply easing the sail until it luffs, and. Jun 16, 2016 a gennaker is typically a colored sail used when the wind is coming from one of the back corners of the boat, blowing the boat forward, and works great in light winds. The mainsheet is the most important single sail trim control on the boat. Our advanced sail design program moulds the perfect sail in size and shape prior to manufacture. The doyle utility power sail ups is as easy to use as your roller furling genoa, yet easier to stow than a much larger cruising spinnaker. The trim book gives complete coverage to upwind and downwind sail trim and boat handling. North gennakers are offered in three distinct models close reacher, allpurpose, runner, one of which will be a perfect fit depending on your boats performance. I bought one kindle book on sail trimming and hated it. Samples of how to tune the gennaker from this uniquely illustrated sail trim and rig tuning manual with 150 color illustrations. Books by ivar dedekam download pdf illustrated sail. It is normally centralised but can be hoisted to windward in light airs or to. In this episode i do some single handed sailing with the gennaker sail. If playback doesnt begin shortly, try restarting your device.
Maintaining this trim requires the crew to constantly adjust the sheet, easing it until the curl forms and then pulling back in. When the sail is trimmed in, the leech back edge and foot. As a basic rule, we like to say that if it looks right, it probably is. How to use a spinnaker and lightwind sails followtheboat. Peter schweer this practical introduction to trimming sails is written to help owners and crew sailing on all types of boats, from dinghies to offshore cruisers. Apr 28, 2000 a beautifully, uniquely illustrated nautical guide to how to trim your sails and rig for maximum performance. Click here on the image below to go to an interactive sail trim tutorial. Sail trimming is something that you practice while sailing. The best sails for downwind cruising sailing totem. North sails trim for speed awesome trim video from north sails with tom whidden, tom mclaughlin, gary weismann and hans fogh 5. Alby pratt from north sails shares his expertise with us on any boat the headsail is important, not. With a revolutionary approach to sail and rig tuning, this book tackles the. Once the sail set is correct for close hauled or fine reaching, the mainsheet traveller is used to quickly depower the sail in gusts, without spoiling twist.
Oclcs webjunction has pulled together information and resources to assist library staff as they consider how to handle. Explanations are short, clear and simple, with useful illustrations. Topper sailboats produce an extensive range of sailing dinghies and catamarans. Whether it is tips on getting around the racecourse, trimming your sails or cruising techniques we aim to document our knowledge to help improve your sailing. The trim book gives complete coverage to upwind and downwind sail trim and boat. Downloadable sail trim guides articles quantum sails. Take our learn to sail course and learn the proper way to trim sails. What are the main differences between a gennaker and a. There already are the mainsail and the staysail, the jib or the genova.
A spinnaker is made symmetrically when you fold it on a line from the center of the foot to the head, both halves are the same shape. With 44 articles that have never before appeared in book form, the new book of sail trim provides concise, easytounderstand instruction in every facet of sails and sail handling. Sep 20, 2016 my understanding is that they are all types of spinnakers. Each jib and mainsail control is identified, its function and use explained in simple, plain english. The autopilot will work best in moderate airs downwind as always, to save battery hours adjust your pilot settings and your sail trim for. Reliable information about the coronavirus covid19 is available from the world health organization current situation, international travel. Numerous and frequentlyupdated resource results are available from this search.
This final part of this sail trim series could be a book in itself. Let us go step by step and follow the basic logic in trying to identify what the gennaker is. Trimming the mainsail boat handling sail cruising tips. Sails may be made from a combination of woven materialsincluding canvas or polyester cloth, laminated membranes or bonded filamentsusually in a three or. Matched to specific boat designs, the simulator provides control over main and jib trim, including mainsheet, backstay, traveler, cunningham, jib sheet, jib lead, and jib halyard as well as the helm.
It covers foresails, the mainsail, and spinnakers, and always describes the whys, not just the whattodos. In contrast, a gennaker will deliver top performance without trimming on the edge of a luff. We can call this the sail s presentation to the wind. By tom whidden one of the goals for our book, the art and science of sails, is to connect the theoretical with the practical. To them its a sail that conforms to the definition of a spinnaker, meaning the mid girth is not less than 75% of the foot girth. Use our how to section to search for content and read about topics of interest to you. Its a freeflying creature that twists and stretches into a thousand different shapes. The sail trim guide tells you why you are making a particular sail trim adjustment on your jib and mainsail. However here i will be brief and try to cover the points often raised by my customers.
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