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Sport 2 135, 155 and 175
Sport 3 135, 155 and 170
Owner / Service Manual
November 2018 - Seventh Edition

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Summary of Contents for Wills Wing Sport 2 135

  • Page 1 Sport 2 135, 155 and 175 Sport 3 135, 155 and 170 Owner / Service Manual November 2018 - Seventh Edition...
  • Page 3 Sport 3 135, 155 and 170 Owner / Service Manual Copyright © 1994 - 2018 by Sport Kites, Inc. dba Wills Wing, Inc. All rights reserved. No part of this manual may be reproduced in any form without the express written permission of Sport Kites, Inc., dba Wills Wing, Inc.
  • Page 5: Table Of Contents

    Contents Introduction .........................1 Disclaimer and Warning ......................2 Technical Information and Placarded Operating Limitations ..........3 Glider Owner’s Manual Addendum Falcon 3 – Sport 2 – U2 .......................6 Sport 2 and Sport 3 Reassembly After Shipping and Breakdown ........7 Sport 2 - Sport 3 Set-Up Procedure ..................12 Preflight Procedure ......................20 Launching and Flying the Sport 2 and Sport 3 ..............23 Platform Towing .......................26...
  • Page 7: Introduction

    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 glider, or about any aspect of hang gliding that your Wills Wing dealer cannot answer, please feel free to give us a call.
  • Page 8: Disclaimer And Warning

    Wills Wing hang gliding products are not covered by product liability insurance. As a hang glider pilot, you are entirely responsible for your own safety. You should never attempt to fly a hang glider without having received competent instruction.
  • Page 9: Technical Information And Placarded Operating Limitations

    Association (HGMA) Airworthiness Standards. The Sport 2’s were granted HGMA Certificates of Compli- ance on the following dates: Sport 2 155 - November 4th 2004, Sport 2 135 - October 6th, 2006, Sport 2 175 - January 31st, 2010. The Sport 2 155 was also granted the Gütesiegel by the DHV on December 22nd, 2008 in accordance with the German LTF Hang Glider Airworthiness Standards.
  • Page 10 In view of the unpredictable nature of spins and spin recovery, Wills Wing recommends that no attempt should ever be made to deliberately spin the glider. The Sport 2 and Sport 3 provide the pilot with a high degree of pitch authority, in combination with a very low twist sail.
  • Page 11 Wills Wing is well aware that pilots have in the past, and continue in the present to perform maneuvers and fly in conditions which are outside the recom- mended operating limitations for their gliders.
  • Page 12: Glider Owner's Manual Addendum Falcon 3 - Sport 2 - U2

    Glider Owner’s Manual Addendum Falcon 3 – Sport 2 – U2 We have introduced a new bolt, nut and nut cap assembly configuration for the crossbar – leading edge junction on Falcon 3’s, Sport 2’s and U2’s, and for the separate crossbar -side wire junction on Sport 2’s and U2’s.
  • Page 13: Sport 2 And Sport 3 Reassembly After Shipping And Breakdown

    Sport 2 and Sport 3 Reassembly After Shipping and Breakdown Note: The following instructions apply in general to both the Sport 2 and Sport 3. Where procedures differ between the Sport 2 and Sport 3, this is noted in the text. Please read carefully through the procedures below, and consider which procedures apply to your glider.
  • Page 14 During assembly of the airframe, blue tape, 15/16” wide, is applied to the rear leading edge in alignment with the rear end of the front leading edge over sleeve. When re-assembling a glider that was broken down for shipping, simply slide the rear leading edge into the front until the forward edge of the tape aligns with the end of the over sleeve.
  • Page 15 Special instructions for Sport 2 175 On the Sport 2 175, the leading edge breaks down forward of the leading edge / crossbar junction, In addition, the clevis pin which secures the rear leading edge to the front passes through a hole in both the rear leading edge and front leading edge, (instead of engaging in a slot in the rear leading edge as it does on the 135 and 155), and thus this clevis pin must be removed and re-installed, both when breaking down the leading edges and when re-assembling them.
  • Page 16 bracket is on the inside of the leading edge. On the Sport 2, you will slide the rear leading edge forward, rotating as necessary, until the slot in the rear leading edge engages securely on the pin in the front leading edge. When the rear leading edge is fully engaged, you will not be able to rotate it.
  • Page 17 of the leading edge tube and locate the clevis pin which secures the sail mount strap to the leading edge. Remove the safety ring from the sail mount clevis pin and remove the pin from the leading edge and from the tang on the sail mount strap. Reinstall the clevis pin in the leading edge tube and reinstall the safety ring.
  • Page 18: Sport 2 - Sport 3 Set-Up Procedure

    Sport 2 - Sport 3 Set-Up Procedure 1. Lay the glider on the ground, with the bag zipper up, with the bag at right angles to the wind. 2. Undo the zipper, remove the battens, and remove the control bar bag. 3.
  • Page 19 7. Wills Wing convention is that green labeled (or on older gliders, the black tipped) battens go in the right wing and red labeled (or white tipped) battens in the left. Top surface cambered battens are numbered from the tip inwards, and the shortest cambered batten in a Sport 2 or Sport 3 is designated as the “#2”...
  • Page 20 “back” label to the rear away from the front of the leading edge. (Note: The purpose of aligning the wand in this way is to extend the service life of the wand - see Wills Wing Technical Bulletin TB20040424 - available at www.willswing.com - for more information.) Working from the front side of the leading edge, facing the glider, hold the end of the leading —...
  • Page 21 edge tube from underneath in one hand and grasp the wand lever and cup in the other hand. Place the open end of the wand cup against the front side of the tip wand. While supporting the leading edge tube by pulling it towards you, push back against the wand with the wand cup, allowing the cup to slide outwards along the wand as the wand bows back.
  • Page 22 a double purchase loop of the 205 leech line. After installing the tip battens, open the Velcro closure between the top and bottom surface at the tip, and while supporting the tip batten with light upward pressure, re-close the opening and secure the Velcro attachment. (This is to ensure that both surfaces of the sail mate cleanly in this area).
  • Page 23 14. The next step is to deploy the sprogs and secure them in position. Before doing so, working through the sprog access zippers, preflight the following items: a. The remaining internal ribs to confirm that they are fully zipped up. b.
  • Page 24 15. Attach the bottom front wires to the bottom of the nose. Install the keyhole tang over the keyhole collar by pulling down on the nose of the glider while pressing the tang upwards over the collar. Remember, it is the pulling down of the glider’s nose rather than the upward pressure on the tang that allows you to install the tang over the collar.
  • Page 25 Velcro pile and the Wills Wing sticker are on the top surface of the tip. There is a video showing how to install the raked tips here: https://www.willswing.com/how-to-install-carbon-fiber-raked-tips-on-the-sport-3/...
  • Page 26: Preflight Procedure

    Preflight Procedure Along the left leading edge Carefully check the entire length of the leading edge pocket to insure that the Mylar insert is lying flat in the pocket. If any section of the Mylar is folded under, de-tension the crossbar, remove the batten closest to the area of distortion, and unfold the Mylar.
  • Page 27 are properly closed. Check that the bridles are properly engaged, with the plastic retainer balls fully seated against the grommets. Check the condition of the bridle cables and verify that they are not damaged. From the rear keel Check again that the keyhole tangs are fully engaged to the keyhole collar and that the button lock is up and engaged.
  • Page 28 Inside the sail, at the crossbar center and VG system Unzip the center zipper. Check that the Rapidlink which secures the backup hang loop around the keel is secure. The threads on the link can normally be completely engaged with fingertip pressure. Be careful not to overtighten the link if you use an open-end wrench.
  • Page 29: Launching And Flying The Sport 2 And Sport 3

    Launching and Flying the Sport 2 and Sport 3 Before launching, hook in to the glider and do a careful hang check. We recommend that you hang as close to the basetube as possible - this will give you lighter control pressures and better control in both roll and pitch.
  • Page 30 Using wing tufts to find the minimum sink speed of your glider Your Wills Wing glider has been equipped from the factory with short yarn tufts on the top surface of each wing. The shadow of these tufts will be visible through the sail. The tufts are useful for indicating the local reversal of the airflow which is associated with the onset of the stall in that portion of the wing.
  • Page 31 above and just below this speed to find the value of MCA and the corresponding bar position and other indicators for this speed. Realize that your effective MCA is going to be higher and higher as the air becomes more and more turbulent; control response that is perfectly adequate in smooth air will not be good enough in rougher air.
  • Page 32: Platform Towing

    Platform Towing Special care must be taken in any form of towing. In particular, in platform towing, it is critically important that the nose line be attached so that there is no possibility of inducing a spontaneous disengagement of the bottom front wires. In particular, there must be no way that the nose line can pull forward on the nose wires, the nose tang, or anything attached to either.
  • Page 33: Aerotowing

    Aerotowing The Sport 2 and Sport 3 aertow fairly easily as compared with other gliders in its performance class. We recommend that the VG be set to 50% prior to launch. This reduces pitch pressures, slows the roll response of the glider, and provides the best qualitative flight characteristics for flying in formation with the tug at normal aerotow speeds.
  • Page 34 The recommended top release position for a Sport 2 is on the keel immediately in front of the front keel pocket. (As shown in the photo). Use a piece of perlon or spectra cord to secure the top release to the keel. Start by making a short overhand loop knot.
  • Page 35: Trimming Your Glider In Pitch

    Trimming Your Glider in Pitch You will find that on the Sport 2 and Sport 3 the basetube position at trim changes with VG setting. At VG loose the glider will trim with the bar farther out, and as VG is pulled on, the basetube trim position will move back.
  • Page 36: Speeds To Fly And Using Your Airspeed Indicator

    Speeds to Fly and Using Your Airspeed Indicator The Wills Wing Hall Airspeed Indicator has been specially designed to help you fly your Sport at the proper speeds for optimum safety and performance, and is a recommended option for your glider.
  • Page 37: Using The Vg System

    Using the VG System The Sport 2 and Sport 3 VG system uses a reduction system of pulleys both inside the sail behind the crossbar center, and also inside the right downtube. Tightening the VG increases the spanwise tension which the airframe places on the sail, reducing the spanwise twist and the sail elasticity. The result is an increase in L/D performance and a reduction in roll control authority and roll control response.
  • Page 38: Landing The Sport 2 Or Sport 3

    Landing the Sport 2 or Sport 3 The following discussion assumes that you are executing the landing without the aid of a drag device such as a drogue chute. At the end of this section, we will discuss the use of drag inducing devices. We recommend using an aircraft landing approach (45 entry leg, downwind leg, base leg, and final leg) whenever possible, and we suggest that you practice making your approaches with as much precision as possible.
  • Page 39 and your flight path parallels the ground. The remainder of your approach will consist of bleeding off excess speed while paralleling the ground and keeping the wings level and the nose pointed in your direction of flight until it is time to “flare” for landing. Prior to the landing flare your body position should be generally upright, but slightly inclined forward, with your head and shoulders forward of your hips and your legs and feet trailing slightly behind.
  • Page 40 a run out of the landing. As you bleed off speed on final, flying just above the ground, you are at first letting the control bar out towards its trim position. As the glider reaches trim speed, which will normally be one to three mph above stall speed, you begin to gently push the bar out to keep the glider from settling.
  • Page 41 Wills Wing manufactures a drogue chute that attaches to the pilot’s harness on one side, and deploys and flies off to one side behind the pilot attached to a very short bridle that keeps it inside the keel and the trailing edge of the sail.
  • Page 42: Sport 2 And Sport 3 Breakdown

    Sport 2 and Sport 3 Breakdown Breakdown of the glider is essentially the reverse of assembly. 1. Unzip the sprog access zippers all the way to the leading edge end of the zippers. This should be your first step when you break down. If the sprog zippers are not unzipped fully when you remove the battens, the sail may catch on the end of the sprog and damage the sail or the zipper.
  • Page 43 8. Fold the wings all the way in to the keel pulling the sail over the top of the leading edges. At this time you should be able to dismount the front end of the nose batten from the top of the keel.
  • Page 44 enough to allow you to flip the sail at the tip over the top of the leading edge, fold forward and roll up the wing tip and put it in the tip cover bag. 12. Finish rolling the sail in the area of the sprogs, and install the other sail velcro ties at this point.
  • Page 45: Sport 2 And Sport 3 Stability Systems

    Sport 2 and Sport 3 Stability Systems Several design features of the Sport 2 and Sport 3 determine the glider’s degree of stability in pitch: a. The combination of wing sweep and spanwise twist. b. The alignment of the sprogs, and the height at which they and the transverse battens support the trailing edge.
  • Page 46: Sport 2 And Sport 3 Sprog And Bridle Adjustment And Flight Testing

    In addition, the Sport uses one reflex bridle cable per wing (Sport 2), supporting one batten per wing (Sport 2 135 and 155), or one transverse batten per wing that in turn supports two battens (Sport 2 175), or one bifurcated reflex bridle cable per wing supporting two battens per wing (Sport 3 135, 155 and 170).
  • Page 47 3. Tie a lightweight thread tightly across wing from the rear tip left #4 batten to the right #4 batten, and from the left #5 batten (Sport 2 135 and 155) or #6 batten (Sport 2 175) to the corresponding right #5 or #6 batten, or from the #4, #5, and #6 battens on the left to the corresponding battens on the right (Sport 3 135, 155 and 170).
  • Page 48 5. To adjust the bridles, substitute a longer or shorter bridle pigtail at the top rear of the kingpost, or install tubular shims below the sail above the plastic retainer balls. Contact your dealer or Wills Wing to obtain these parts as necessary. Test flight...
  • Page 49: Maintenance

    If you have a question about the need to repair or replace some part of your glider, feel free to contact your dealer or Wills Wing directly. It is not always obvious which items require attention and which may not. Minor dents or dings in a non critical location on an airframe tube may not require any repair or maintenance.
  • Page 50: Parts Ordering And Parts Replacement

    When replacing a part on the glider, always compare the old part with the new part to make sure that the new part appears to be the correct item. If you have any question, contact Wills Wing. Also, be sure to do a thorough inspection of the glider after the installation of the part, to insure that the part has been installed correctly, and appears to be functioning correctly, and that the rest of the glider is properly assembled.
  • Page 51 Such cleaning agents are available at the supermarket or drug store, or you may order a cleaning solution from Wills Wing through your dealer. — 45 —...
  • Page 52 A note about cables and cable maintenance The cables which support the glider’s airframe are critical components of the glider’s structure, and must be maintained in an air worthy condition. It is a general practice in the design of aircraft structures to design to an ultimate strength of 1.5 times the highest expected load in normal service.
  • Page 53: Removing The Sail From The Airframe And Re-Installing

    Removing the Sail from the Airframe and Re-Installing Many maintenance and repair procedures will require the removal of the sail from the frame. Please follow these instructions when removing and reinstalling the sail. Please read all the instructions for each operation before beginning. Sail removal You will need an unobstructed area six feet by thirty feet.
  • Page 54: Reinstalling The Sail On The Frame

    Reinstalling the Sail on the Frame 1. Install the Mylar in the sail. Make sure you install it right side up; the slit edge is at the front and on the bottom. The easiest way to install the Mylar is to push it into the pocket using a long lofting batten attached to the end of the Mylar insert which is first inserted in the pocket.
  • Page 55: Glider Tuning

    Glider Tuning CG adjustment This has already been covered in the section of this manual on using your wing tufts. Wills Wing recommends that tuning other than CG adjustment be performed by your Wills Wing dealer. Turn trim Turns are caused by an asymmetry in the glider. If you have a turn, first try to make the glider symmetrical in every way.
  • Page 56 snug, but not overly tight, and it should be symmetrical from side to side. It should then become progressively tighter as the VG is engaged. The Sport 3 uses a new leading edge construction that features a new means for adjusting the sail tension by adjusting the length of the leading edge.
  • Page 57 The diagram below shows in detail the four useable alignments if the front and rear leading edges: 1) Pin in the forward FLE hole and forward RLE hole – this is the STOCK tension adjustment. 2) Pin in the rear FLE hole and rear RLE hole – this adjustment is 3/16 inch looser than stock 3) Pin in the forward FLE hole and middle RLE hole –...
  • Page 58 increments. If you have rotated the right wing down both available notches, and still have a right turn, you can rotate the left wing up. To rotate the tip wand receptacle end cap, remove the securing screw, rotate the cap until you see the next hole, then reinstall the screw.
  • Page 59: Car Top Mounting And Transport

    Car Top Mounting and Transport Improper or careless transport of your glider can cause significant damage. You should transport your glider on a rack which has at least three support points which span at least 13’ of the length of the glider. These should be well padded and at least four inches wide to distribute the load. Your glider should be securely tied down with webbing straps which are at least 1/2”...
  • Page 60: In Closing - A Few Final Words On Your Safety

    In the end, however, making the more conservative decision will mean you’ll still be around to fly another day. Have fun. Fly safely. See you in the sky! Wills Wing, Inc. www.willswing.com — 54 —...
  • Page 61 — 55 —...
  • Page 62 HGMA COMPLIANCE VERIFICATION SPECIFICATION SHEET Sport 2 155 GLIDER MODEL Sport 2 155 MANUFACTURED BY Wills Wing Inc. All dimensions in inches; weights in pounds. NOTE: These specifications are intended only as a guideline for determining whether a given glider is a certified model and whether it is in the certified configuration.
  • Page 63 HGMA COMPLIANCE VERIFICATION SPECIFICATION SHEET Sport 2 135 GLIDER MODEL Sport 2 135 MANUFACTURED BY Wills Wing Inc. All dimensions in inches; weights in pounds. NOTE: These specifications are intended only as a guideline for determining whether a given glider is a certified model and whether it is in the certified configuration.
  • Page 64 HGMA COMPLIANCE VERIFICATION SPECIFICATION SHEET Sport 2 175 GLIDER MODEL Sport 2 175 MANUFACTURED BY Wills Wing Inc. All dimensions in inches; weights in pounds. NOTE: These specifications are intended only as a guideline for determining whether a given glider is a certified model and whether it is in the certified configuration.
  • Page 65 HGMA COMPLIANCE VERIFICATION SPECIFICATION SHEET Sport 3 155 GLIDER MODEL Sport 3 155 MANUFACTURED BY Wills Wing Inc. All dimensions in inches; weights in pounds. NOTE: These specifications are intended only as a guideline for determining whether a given glider is a certified model and whether it is in the certified configuration.
  • Page 66 HGMA COMPLIANCE VERIFICATION SPECIFICATION SHEET Sport 3 135 GLIDER MODEL Sport 3 135 MANUFACTURED BY Wills Wing Inc. All dimensions in inches; weights in pounds. NOTE: These specifications are intended only as a guideline for determining whether a given glider is a certified model and whether it is in the certified configuration.
  • Page 67 HGMA COMPLIANCE VERIFICATION SPECIFICATION SHEET Sport 3 170 GLIDER MODEL Sport 3 170 MANUFACTURED BY Wills Wing Inc. All dimensions in inches; weights in pounds. NOTE: These specifications are intended only as a guideline for determining whether a given glider is a certified model and whether it is in the certified configuration.
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