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Summary of Contents for Laser SB3
- Page 1 RIGGING MANUAL...
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Page 2: Table Of Contents
LASER CENTRE Options, accessories and spares are available from Laser Direct +44 (0)1295 252599 www.lasersailing.com The Laser Centre 6 Riverside Banbury... -
Page 3: Glossary
GLOSSARY Aft: Back of the boat Backstay: Support at the back of the boat to the top of the mast used to control the mast bend, and support the mast. Bow: Front of the boat Burgee: Wind indicator usually a flag Batten: A thin stiffening strip in the sail to support the leech Boom: A spar at the foot of the sail Cleat: A fitting used for holding / securing ropes... - Page 4 USEFUL BOAT TERMINOLOGY Head Gennaker Backstay Cap shroud V2 / D4 Main shroud V1 / D3 Clew D2 shroud Tack D1 / Lower Gennaker Pole Cunningham control Gnav control Gennaker Halyard Jib Halyard Pole out control Gennaker tack line...
- Page 5 It is recommended that the trailer be serviced annually. • Gel coat damage should be repaired as soon as possible. Gel coat specifications and repair kits available from Laser Direct. • UV light will cause fading to some components and fittings, a cover is...
- Page 6 SAIL NUMBER POSITIONING 1. Lay the sail on a flat surface starboard side up. 2. Position the 1 number ( 3 ) 150mm in from the leech and 60mm below the draft line. 3. The numbers should run parallel to the draft line. 4.
- Page 7 12. The starboard side GBR should be positioned 60mm above the port side letters and parallel to them. 13. The letters should sit above the port side letters starting with the G 14. The gap between the letters is 60mm.
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Page 8: Shroud Layout
SHROUD LAYOUT V2 / D4 (Cap shroud VI / D3 main shroud Lowers D shrouds are diagonals, V shrouds are verticals V1 / D3 is a continous length, V2 / D4 is a continous length. -
Page 9: Assembly Of The Mast
ASSEMBLY OF THE MAST 1. The mast will be supplied flat packed and will require some tools to assemble: Posidrive screw driver Small adjustable spanner x 2 ( or mole grips ) Care required if using mole grips as these can mark the fittings) Electrician / small screwdriver Tape measure 5meters Rig tension gauge (recommended) - Page 10 7. Fit the V2 / D4 ( Caps)shrouds and the V1 / D3 ( main shrouds) to the T terminals first and then to the spreaders. The Ferrules on the main shrouds are located as shown. Locate the Main shrouds into the spreader end by removing the clevis pin and slotting into position.
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Page 11: Raising The Mast
RAISING THE MAST 1. The rig in transit position. The mast support is positioned at the granny rails. This will be moved to the back of the boat when raising the mast. The trailer should be chocked or lower the rear supports before assembly of the mast. - Page 12 6. Attach the shrouds and D2 shrouds. The lowers should re main off at this stage. . Ensure that all the shrouds are in their terminals. . Tie a bowline in the jib halyard. 9. Pull ou t the winch hook until the hook is reaching the middle of the granny rails.
- Page 13 16. One person is to operate the winch whilst a second person lifts the mast from the cradle and walks up the boat whilst the winch is reeled in. 17. A third person can assist in the operation by using the gennaker halyard to assist the mast erection.
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Page 14: Setting Up The Mast
SETTING UP THE MAST The objective is to set the mast up to have e correct amount of mast bend and nsion in the shrouds. The forestay is a fixed length and is controlled by the class rules, so mast rake is pre set. You are looking for even bend for and aft and straight side-to- side. - Page 15 The mast bend should be approx 4” at the main spreaders. y pulling the main halyard tight and holding the halyard to the aft face of the mast abov the gooseneck will give you a good guide. The halyard will be 4 ½ – 5” at spreader height –...
- Page 16 VANG SET UP 1. Attach boom to mast. 2. Attach the Gnav bar to the mast. . Attach Gnav the boom. . The Gnav tackle ( supplied with Gnav bar ) hould be attached by taking the only free nd of the black / green fleck rope and feeding this thru the sheave on the top of the boom.
- Page 17 7. Attach the large pulley and hackle to the Gnav car on the oom. 8. Attach the last pulley and hackle to the uppermost D ng and webbing on the mast Vang assembled...
- Page 18 GENNAKER BAG 1. Ensure that the hatch is in the closed position before sailing 2. Hatch shows the handle in the closed position 3. Insert the tube on the gennaker bag onto the bobble first 4. Insert the star board end and secure the elastic to the clip 5.
- Page 19 JIB SHEET AND CUNNINGHAM SET UP 1. The jib sheets are a continuous system. 2. Shackle the two blocks to the jib clew. 3. Dead end one end of the jib sheet thro ugh the spring and shackle at the base of the jib car pulley.
- Page 20 JIB CUNNINGHAM 1. The jib Cunningham is controlled from the cleat at the side of the mast on the port side. This is a usefu control if used in conjunction with the jib halyard to raise and lower the jib on the fore stay and fine tune the sheeting angle...
- Page 21 GENNAKER RIGGING 1. The gennaker should be packed into the gennaker bag leaving the Head, Clew and ta ck patched corners showing out of the corner off the bag. This can be done with the bag in or out of the boat. When packing the gennaker take the head of the sail and work dow the leech of the sail to avoid twists in the sail when packing.
- Page 22 7. Take the other sheet and run it over the jib sheet around the forestay and above the gennaker pole and tack line. Feed it around to the back gennaker block at the back of the rail and then forwards to the centre block on the rail.
- Page 23 MAINSAIL & MAINSHEET SET UP 1. The mainsheet is dead-ended at the rear block on the boom by tying a bowline thru the block. The sheet is then led thru th aft bloc k on the traveller and back up to the boom block. Back down to the forward block on the traveller, back t the forward block on the bo...
- Page 24 7. Hoist the sail with the bow sitting head to wind. The sails should be stowed for launching and recovery of the boat. Care should be taken when hoisting th sail and should always be fed into the sail feeder to avoid jamming and tearing the sail.
- Page 25 The Cunningham on the mainsail is situated on the arboard side of the mast. Feed the Cunningham t ail thru the Cunningham eye in the sail. ie a knot in the tail aving a short tail after the knot This t hen is placed into the il track below the gooseneck.
- Page 26 LAUNCHING SINGLE POINT L When launching the bo at using the two lifting points either side of the keel box nd two lifting straps it is important to: • Use the keel hold down strap as security strap. This is threaded through the shackle and a loop formed around both lifting strap There should be no tension in th...
- Page 27 KEEL HOISTING AND LOWERING • WARNING ; Do not allow the winch to free spin, serious damage could occur to the hull and keel if this happens. • If the winch does start to free spin do not attempt to stop it as serious inju could result.
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Page 28: Recovery Of The Boat And Towing
RECOVERY OF THE BOAT AND TOWING • With sails lowered the keel should be raised and the rudder removed in plenty of time especially in shallow or unknow waters • With the trailer submerged – float on to the traile r using the docking arms if fitted. - Page 29 • Weight will come onto the mast at approx 45 degrees and it will need to be supported and lowered into the boat. ips for preparing the Laser SB3 prior to trailing: Please note: This is a guide to assist you in preparing your boat for trailing; it is not a guide the legal restrictions and laws covering the towing your boat.
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