Windpilot PACIFIC LIGHT Manual Download Page 27

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Part no. Name

Count Dimensions (mm)

Material

060

Crossbar

65x600

Aluminium

061

Socket head cap screw

M8x40 hex head

Stainless steel

062

Washer

Stainless steel

Crossbar assembly Pacific

070

Lower clamp part

45x80x130

AlMg5

071

Socket head cap screw

M8x25 hex head

Stainless steel

072

Washer

Stainless steel

073

Nut

Stainless steel

075

Upper clamp part

45x80x130

AlMg5

076

Spacer piece

25x77

Aluminium

080

Crossbar

25x600

Aluminium

081

Eye bolt

M8x20

Stainless steel

082

Turning block

Stainless steel

Parts list Pacific Light

Part no. Name

Dimensions (mm)

Material

100

Windvane

900x190x6

Plywood

110

Windvane bracket

AlMg5

111

Clamp

Stainless steel

112

Washer

Stainless steel

113

Windvane axle

M10x65 hex head

Stainless steel

114

Flange sleeve

Delrin

115

Washer

M10x30

Stainless steel

116

Nut

M10

Stainless steel

120

Counterweight

Lead

130

Windvane head

AlMg5

131

Stud bolt

M10x16 hex head

Stainless steel

140

Windvane tube

50x450

Aluminium

145

Bearing collar

Delrin

146

Bearing collar

Delrin

150

Push rod

M6x580

Stainless steel

153

Nut

Stainless steel

154

Eye bolt

Stainless steel

155

Washer

Stainless steel

156

Locknut

Stainless steel

157

Socket head cap screw

M6x35 hex head

Stainless steel

158

Universal joint, upper

Delrin

160

Universal joint, lower

Delrin

161

Locknut

Stainless steel

162

Washer

Stainless steel

163

Socket head cap screw

M6x20 hex head

Stainless steel

200

Windvane shaft

AlMg5

201

Socket head cap screw

M12x55 hex head

Stainless steel

202

Washer

M10

Stainless steel

203

Nut

Stainless steel

204

Washer

Stainless steel

205

Clamp lever

Stainless steel

206

Nut

Stainless steel

207

Stud bolt

M5x25 hex head

Stainless steel

Summary of Contents for PACIFIC LIGHT

Page 1: ...PACIFIC LIGHT Manual PACIFIC LIGHT Manual PACIFIC LIGHT Manual ...

Page 2: ...d Good advice is particularly valuable at sea especially if you have it there on board with you so take a deep breath and read on You expect good steering from your WINDPILOT and it in turn has certain expectations of you DON T NEGLECT YOUR SAIL TRIM Poor trim amplifies weather helm which means more pressure on the rudder and less boat speed Don t sail with the handbrake on A well trimmed boat hee...

Page 3: ...5 3 WHAT IF THE BRACKET IS ALIGNED INCORRECTLY 10 1 5 4 MOUNTING THE SYSTEM ON THE MOUNTING BRACKET 10 1 5 5 ALIGNMENT 10 1 5 6 PENDULUM RUDDER LIFT UP 10 1 6 THE STEERING LINES 10 1 6 1 GENERAL 10 1 6 2 THE BASICS 11 1 6 3 WINDPILOT SYSTEM REQUIREMENTS 11 1 6 4 CROSSBAR 11 1 6 5 DEDICATED BREAK POINT FOR STEERING LINES 11 1 6 6 SHOULD I SPLICE THE STEERING LINES 11 1 6 7 STEERING LINES AND TILLER...

Page 4: ... 16 2 2 1 SYSTEM NOT IN USE 16 2 2 2 PREPARING FOR USE 16 2 2 3 CONNECTING THE STEERING LINES 16 2 2 3 1 TILLER STEERING 16 2 2 3 2 WHEEL STEERING 16 2 2 4 ALTERING COURSE TURNING 17 2 2 5 FINE TRIM TILLER STEERING 17 2 2 6 FINE TRIM WHEEL STEERING 17 2 2 6 1 IS THE VARIABLE FORCE TRANSMISSION SET CORRECTLY 17 2 2 6 2 DETERMINING THE IDEAL SETTINGS 17 2 2 7 SETTING THE WINDVANE FOR DIFFERENT WIND ...

Page 5: ...NDVANE 23 5 3 2 AT THE WINDVANE SHAFT 24 5 3 3 AT THE RUDDER AXLE 24 5 3 3 1 DISASSEMBLY PROCEDURE 24 5 3 3 2 ASSEMBLY PROCEDURE 24 5 3 4 AT THE STEERING LINES 24 5 4 THE PUSH ROD IS BENT 24 5 5 THE WINDVANE SHAFT IS LOOSE 24 5 6 THE RUDDER BLADE IS VIBRATING 25 6 0 REPAIRS 25 Overview of the part numbers in the parts lists 26 Parts list Accessories 26 MOUNTING OPTIONS F 0 1 35 WRONG PERFECT 37 LI...

Page 6: ...l bits 10 mm 17 mm and 19 mm ring fork wrench spanner Sikaflex sealing compound rubber mallet drill 1 2 INSTALLATION OPTIONS F 0 standard mounting bracket for moderately raked sterns F 1 mounting bracket with extension for extreme sterns CB crossbar for steering lines on extreme sterns WH wheel adaptor for boats with wheel steering ...

Page 7: ...should be relocated to the port side CAUTION think twice before moving the ladder to the starboard side When the pendulum rudder is raised the pendulum arm 300 swings down very close to the bottom of the transom on the starboard side check for clearance TIP install the PACIFIC LIGHT first then sort out the bathing ladder Tie safety lines to all components before you start Secure clamps 860 on the ...

Page 8: ...OR IN THE WATER You can fit your WINDPILOT with the boat ashore or afloat it doesn t really matter as all the holes are above the waterline But the height above the waterline for installation is easier to find with the boat in the water 1 4 INSTALLATION QUICK GUIDE 1 4 1 THE FIVE CRITERIA 1 Installation height mounting bolt 430 for the pendulum rudder blade 440 should be 5 10 cm 2 4 in above the w...

Page 9: ...ace Align the bracket level Predrill the remaining three holes through the clamps 9 mm bit Remove the bracket Drill out all the holes with the 10 5 mm bit Place sealing compound Sikaflex around each hole Set the 60 mm diameter plastic discs on the Sikaflex compound Fasten the bracket with all four bolts Working inside the hull set the washers on the bolt ends and tighten the nuts locknuts SEQUENCE...

Page 10: ...ck to the pushpit 1 6 THE STEERING LINES 1 6 1 GENERAL The steering performance of your PACIFIC LIGHT will be strongly influenced by the quality of the force transmission from the pendulum rudder to the main rudder in other words you can t have good steering unless the steering lines are working smoothly Depending on the setting of the variable transmission the PACIFIC LIGHT provides maximum steer...

Page 11: ...properly to provide automatic yaw damping The system is sensitive in light airs but powerful in stronger wind conditions CAUTION Take care when setting up the steering lines between the WINDPILOT and the main rudder Poor force transmission will seriously impair steering quality 1 6 4 CROSSBAR If the angle formed by the lines between the system and the first set of turning blocks on the back of the...

Page 12: ...force Moving the ring down the arm towards the axle increases transmission force but reduces travel See 2 2 6 2 Determining the Ideal Settings 1 6 7 3 STEERING LINE BLOCKS The first pair of blocks should be mounted on or outside the pushpit as far aft as possible The other pair should be mounted on the cockpit coaming slightly aft of the tiller fitting Tie the steering lines to the ring 315 on the...

Page 13: ...ss towards the binnacle BOTH LINES ON THE PORT SIDE The line that runs from the system to the port side of the boat should be led around the bottom of the wheel adaptor BOTH LINES ON THE STARBOARD SIDE The line that runs from the system to the starboard side of the boat should be led around the bottom of the wheel adaptor 1 6 8 3 CONNECTION POINT Each line from the wheel adaptor should be connecte...

Page 14: ...EERING EXAMPLES Example 1 Wheel diameter approx 60 cm 24 in Revolutions from stop to stop 2 5 Position of ring 315 approx centred in the slot Example 2 Wheel diameter approx 100 cm 40 in Revolutions from stop to stop 1 5 Position of ring 315 towards the bottom of the slot Example 3 Wheel diameter approx 55 cm 22 in Revolutions from stop to stop 3 4 Position of ring 315 towards the top of the slot ...

Page 15: ...herwise the balance will be off Adjusting the rudder blade aft reduces the force generated by reducing the balance proportion Adjusting the rudder blade forward increases the balance proportion excessively with the result that the rudder controls the windvane instead of the other way around Both the adjustments described impair the performance of the system and make steering problems inevitable 1 ...

Page 16: ...WITH YOUR WINDPILOT COMPREHENSIVE GUIDE 2 2 1 SYSTEM NOT IN USE Keep the pendulum rudder blade in the lift up position Remove the windvane 2 2 2 PREPARING FOR USE Bring the boat onto course Lower the pendulum rudder blade into the water Fit the windvane and turn it into the wind manually the windvane should now be standing upright NOTE the counterweight should now be pointing into the wind 2 2 3 C...

Page 17: ...rum slides on the disc to absorb the excess force and prevent damage to itself or the other transmission components TIP it is not necessary to release the adaptor levers completely to fine trim at the wheel The whole operation is easier if they are simply loosened enough to allow the adaptor to slide It is normally sufficient on a small boat to tighten only one of the levers The second lever can t...

Page 18: ... strip of spinnaker cloth windvane telltale on the upper trailing edge of the vane further improves sensitivity CAUTION you should not need to use a larger windvane in light airs If you do use a larger vane it must be exactly the same weight as the standard vane This setting is particularly suitable for sailing with the wind aft of the beam when the apparent wind strength is always relatively low ...

Page 19: ...NORMAL USE Remove the windvane Disconnect the steering lines from the main steering Lift up the pendulum rudder using the red line CAUTION slow down before attempting to lift up the pendulum rudder If the boat is moving too fast there will be too much resistance to raise the pendulum rudder The pendulum rudder may actually be left in the water without doing any harm but don t forget to lift it up ...

Page 20: ...the system may be lost if the mounting bolts work loose Never use the system if the bolts are known to be loose When fitting or removing the system handle lift it only using the pendulum arm and the casting at the bottom of the windvane shaft The PACIFIC LIGHT is designed for boats no larger than 27 ft 2 5 metric tons 4 0 MAINTENANCE The system is largely maintenance free It is however as suscepti...

Page 21: ... your system exposed for long periods without use remove or cover the system When the pendulum rudder is in the lift up position dew and rain wash accumulated dirt and grime off the rudder and rudder shaft down into the bearings causing them to seize The bearings can only become blocked with salt dirt in the lift up position the same can never happen in the operating position REMOVING THE SMALL BE...

Page 22: ...arnish only 4 8 WINDVANE A spare or replacement windvane must weigh exactly the same as the original windvane If it does not adjust the dimensions until it does CAUTION even a coat of paint can significantly add to the weight of your windvane The painted windvane must weigh exactly the same as the original it is to replace The counterweight is matched to the weight of the original windvane Using a...

Page 23: ...etely unable to steer Lower the pendulum arm into the water If it immediately starts swinging around and seems unable to settle on centre the pendulum rudder is too far forward 5 2 2 STEERING LINES RIGGED INCORRECTLY Are the transmission angles ok See 1 6 The Steering Lines Do you need a crossbar See 1 6 The Steering Lines Are the steering lines free of slack stretch and play See 1 6 The Steering ...

Page 24: ...the transom Remove red cap 320 Remove screw 327 Push shaft 255 down out of bevel gear 325 Mark the relative positions of the two gears in the bevel gear linkage Clean bearing 328 5 3 3 2 ASSEMBLY PROCEDURE Check the position of the two gears The lever on the small gear 305 should be in the quarter past twelve position Check that the pendulum arm is vertical Check that the pendulum rudder blade is ...

Page 25: ... in the Sailing with Your WINDPILOT section The pendulum rudder blade may be replaced with a simple wooden plank approx 120 x 900 x 20 mm Even a completely unprofiled piece of wood will work on a temporary basis CAUTION the pendulum rudder needs a balance proportion of around 20 which means that 20 of the rudder area most be located in front of the rudder shaft If necessary try turning the blade a...

Page 26: ...999 Parts list Accessories Part no Name Count Dimensions mm Material Tiller adaptor 010 Tiller fitting 1 20x24x60 Bronze 011 Oval head screw 2 5x15 Stainless steel 015 Steering chain 1 200 Stainless steel Wheel adaptor 020 Outer ring left 1 30x200x25 AlMg5 021 Bearing washer 2 10x148x1 Delrin 022 Bearing liner 2 1x148x10 Delrin 023 Collar screw 2 M6x25 slotted Stainless steel 024 Grub screw 1 M8x1...

Page 27: ...ss steel 114 Flange sleeve Delrin 115 Washer M10x30 Stainless steel 116 Nut M10 Stainless steel 120 Counterweight Lead 130 Windvane head AlMg5 131 Stud bolt M10x16 hex head Stainless steel 140 Windvane tube 50x450 Aluminium 145 Bearing collar Delrin 146 Bearing collar Delrin 150 Push rod M6x580 Stainless steel 153 Nut M6 Stainless steel 154 Eye bolt M6 Stainless steel 155 Washer M6 Stainless steel...

Page 28: ...ube 60x160 Aluminium 410 Bearing bush Delrin 420 Rudder shaft 40x350 Aluminium 421 Rudder shaft 40x450 Aluminium 425 Slotted spring pin 6x40 Stainless steel 430 Rudder fork AlMg5 431 Socket head cap screw M8x75 hex head Stainless steel 432 Washer M8 Stainless steel 433 Nut M8 Stainless steel 435 Socket head cap screw M10x55 hex head Stainless steel 436 Washer M10 Stainless steel 437 Nut M10 Stainl...

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Page 35: ...35 MOUNTING OPTIONS F 0 1 ...

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Page 37: ...37 WRONG PERFECT ...

Page 38: ...38 LINE TRANSFER ...

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Page 42: ...42 CATAMARANS ...

Page 43: ...43 STERN LADDER ...

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Page 46: ...46 WINDPILOT because the wind steers better Bandwirkerstr 39 41 22041 Hamburg Germany tel 49 40 652 52 44 fax 49 40 68 65 15 email peter windpilot com www windpilot com ...

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