Wills Wing RamAir 146 Owner'S Service Manual Download

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Summary of Contents for RamAir 146

Page 1: ...5 Phone 714 998 6359 FAX 714 998 0647 Revised 3 24 94 5th Edition Copyright 1993 by Sport Kites Inc dba Wills Wing Inc All rights reserved No part of this manual may be reproduced in any form without...

Page 2: ...Up and Preflight 9 22 Launching and Flying 23 Trimming The Glider In Pitch and Speeds to Fly 23 27 Using The VG System 28 29 Landing 29 31 Breakdown 31 32 Stability Systems 32 38 Maintenance 38 39 Rem...

Page 3: ...hroughout the world since 1973 We encourage you to read this manual thoroughly for information on the proper use and maintenance of your Wills Wing glider If at any time you have questions about your...

Page 4: ...gth so that the thread is stretched under tension and therefore does not sag measureably across the span of its length At each of the three VG settings measure the height above the top surface of the...

Page 5: ...ang loop adjustment The parts are available free of charge through Wills Wing dealers world wide Installation instructions follow Batten Reflex Modification The 154 has reflex added to 4 battens no 8...

Page 6: ...n known to slip RamAir154 2 75 inches 7 0 cms RamAir146 4 75 inches 12 0 cms Tighten both knots firmly using pliers if necessary Support the rear keel at the rear wire station and pull down on the bri...

Page 7: ...s are looser than specified optimum stability will not be achieved A final evaluation of the bridle adjustment should be made by flying the glider in a steady state pilot full forward dive at each of...

Page 8: ...certificates Wills Wing hang gliding products are not covered by product liability insur ance As a hang glider pilot you are entirely responsible for your own safety You should never attempt to fly a...

Page 9: ...nd of the range and the rate of application of pitch is moderately rapid The RamAir can be induced to spin at any VG setting Recovery from a spin requires unstalling of the wing and it is therefore cr...

Page 10: ...s hooking in within 20 lbs of the maximum will experience some relative degradation of optimum sink rate perfor mance due to their higher wing loading A minimum USHGA Advanced IV level of pilot profic...

Page 11: ...e six inches from the rear end is a 58 mm diameter ryton plastic crescent reducer which is secured in place by a 3 16 clevis pin which passes all the way through the 60 mm front leading edge See diagr...

Page 12: ...re assembly 4 On a late model sail after September 1993 the mylar can be removed at this time Remove the top plastic kingpost cap and disconnect the top side wire from the kingpost Replace the cap Pul...

Page 13: ...ge during break down 4 Pull the sail down the leading edge and re install the mylar if removed The mylar is most easily installed by attaching it to a long pole and pushing it into the pocket 5 Re ins...

Page 14: ...e folding basetube Preflight the folding basetube center hardware at this time checking that the nuts and coil spring pins are secure and that the tangs are straight and in good condition Slide the ba...

Page 15: ...the head of the keyhole bolt at the rear wire station on the keel 5 Insert the rounded end of the swan catch lever without the thumb handle extension into the rear pin channel in the swan catch bracke...

Page 16: ...he wings almost all the way If you have left the bridles attached this will automatically stand the kingpost upright If not lift on the top side wire as you spread the second wing and the kingpost wil...

Page 17: ...ttens carefully so as to minimize stress and wear on the sail Never insert or remove top surface battens with the crossbar tensioned except for up to the last four on each side and never insert or rem...

Page 18: ...ocked position STOP Never install the keyhole channel onto the keyhole bolt without making absolutely sure that the channel is fully engaged on the narrow neck of the bolt and slid forward into the fu...

Page 19: ...aft crescent reducer make sure it is fully engaged in the 60 mm front leading edge tube e The front crescent reducer clevis pin and safety f The crossbar leading edge junction bolt castle nut and saf...

Page 20: ...tch pin is fully engaged in the hole in the swan lever and passes through and extends beyond the other side of the channel An inadvertent release of the swan lever from the swan catch channel in fligh...

Page 21: ...mplete preflight of the glider checking all assemblies which have not al ready been checked ALONG THE LEFT LEADING EDGE Carefully check the entire length of the leading edge pocket to insure that the...

Page 22: ...flight failure in normal operation Open the crossbar junction access zipper and look inside making sure that the safety ring on the junction bolt is in place and that the wires are secure and properly...

Page 23: ...the condition of the kingpost base compensator pulleys and check that the lower compensator cables are properly routed around the pulleys and are in good condition Pull the top edge of the seal away f...

Page 24: ...uding the clevis pin safeties the control bar top plug bolts and nuts and the elbow to apex slider bolt and nut Check the main and backup hang loops a Check all three oval quick links to insure that t...

Page 25: ...ding fatigue and eventual failure of the swan lever wire Open the center zipper and check the routing of the VG rope around the pulleys and that the pulleys are properly aligned and not twisted or tan...

Page 26: ...cone Pull down on the swan lever cable to slacken it and then release the forward swan lever pin Support the nose of the glider and release the rear swan lever pin If the control bar apex does not im...

Page 27: ...the bottom front rear and side wires If the wind is more than 10 mph or gusty you should have an assistant on your nose wires on launch and if necessary an assistant on one or both side wires Make sur...

Page 28: ...s etc MCA is influenced most heavily by the tension in the sail how much billow the glider has However in your Wills Wing glider as in most hang gliders MCA and MSA evolved towards a common value duri...

Page 29: ...me at your tufts That is why familiarization with these other more accessible indicators is important After finding your minimum sink speed experiment with roll control response at speeds just above a...

Page 30: ...t they cannot catch on any seam will minimize the problem of sticking TRIMMING YOUR GLIDER IN PITCH The fore and aft location along the keel of your hang point is commonly if mistakenly re ferred to a...

Page 31: ...hite This is the range from 20 mph to 30 mph This is the normal thermalling speed range for light to moderate thermalling conditions Try to keep your speed within this range when thermalling in light...

Page 32: ...st ments of no more than half that amount at one time The recommended procedure for in creasing VG tension is to grasp the rope firmly at the cleat and pull straight across behind the basetube Two dif...

Page 33: ...an 5 mph if the slope is steeper than 12 1 you should seriously consider landing downwind and uphill or crosswind and across the slope Making your approach VG full loose to VG 1 3 will also increase t...

Page 34: ...i cantly give a sharp aggressive flare pushing your arms and shoulders forward and your hips legs and feet backwards The braking effect of the flare will allow your feet to swing under you as the glid...

Page 35: ...nd put aside Remove any instruments 2 You must at least detension the swan lever before you will be able to detension the cross bar If you plan to break the glider down flat completely disconnect the...

Page 36: ...er over onto it s back 8 Fold up the basetube Replace all protective bags as you pack the glider away STOP When folding in the folding basetube take care to avoid two problems a Do not fold the basetu...

Page 37: ...ed to the crossbar center hinge runs around a pulley in the base of the kingpost up inside the kingpost and around another pulley attached to the upper compensa tor wire and then back down and around...

Page 38: ...hich will slacken the lower compensator as the bridles are let down onto the backup pigtail Using the mark on the cord as a guide tie the knot below the compensator tang to fix the adjustment of the c...

Page 39: ...le Outer Loose Just Slack Slack Quite Slack Middle Just Slack Just Slack Slack Tight Just Slack Just Slack Slack to to snug Just Slack In order to sight the bridles use the following procedure For eac...

Page 40: ...n the 146 Numbers at the left are approximate total pounds of force felt on the bar The acceptable range indicates the allowable variations in these total force numbers Likely Causes of Pitch Pressure...

Page 41: ...of the bridles is also affected by other aspects of the glider geom etry For example if the bottom side wires are too long it will allow the wings to rise and slacken the bridles in normal flight If t...

Page 42: ...ain your glider may lead to a dangerous loss of strength stability or control responsiveness of the glider Following any mishap that results in damage to the glider immediately have any damaged compon...

Page 43: ...led in accordance with the recommended annual inspection procedure All frame parts will need to be disassembled including the removal of all sleeves and bushings flushed liberally with fresh water dri...

Page 44: ...isconnect the bridles from the sail 6 Remove the screw that holds the kingpost top cap in place and carefully remove the cap Remove the top front and top side wires from the kingpost top Re install th...

Page 45: ...rossbar leading edge junction and are not wrapped around the frame 4 Position the frame with the bottom of the noseplate facing up and with the rear end of the leading edges at the nose of the sail Sl...

Page 46: ...nual on bridle adjustment 14 Re adjust the nose sail mount string so that it is slightly slack with the crossbar tensioned Do a very careful and complete pre flight of the glider according to the norm...

Page 47: ...ite tight and when they are properly adjusted you will not be able to install them unless the crossbar is tensioned LEADING EDGE SAIL TENSION The tension in the leading edge of the sail adjustable by...

Page 48: ...sail from sunlight is probably the limiting factor in the life of your sail Try to avoid exposing your sail to sunlight any time you are not actually flying it We also know that there are forces in n...

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