M-Avax XC3-II-A
Contents
1. Edelrid Edelrid Aramid 7000 045 0 5 mm Aramid 7000 065 0 6 mm Aramid 7000 080 0 7 mm Aramid 8000 U 070 0 7 mm Aramid 8000 U 090 0 8 mm Aramid 8000 U 130 0 9 mm Aramid 8000 U 190 1 1 mm Aramid 8000 U 230 1 2 mm web www gradient cx email gradient gradient cx teltfax 420 257 21 63 19 Pilot s manual Avax XC3 Prepared April 2010 Risers aior PAD 1 6 15 mm Pulleys AustriAlpin Riley Carabiners Maillon Rapide 3 5 mm 3 CERTIFICATION The Avax XC3 is certifed EN D in all sizes The EN certificate for each Avax XC3 is on the rib in the middle of canopy Certification is valid for use with all ABS harnesses This type of harness allows a certain degree of adjustment to be made to the length of the waist strap Between 46 cm and 48 cm is the recommended distance between the karabiners In common with all other paragliders when looser cross bracing is used while flying the Avax XC the pilot s weight shift control is greater The glider is also more sensitive to movement in the surrounding air When cross bracing is tighter the pilot feels subjectively more stable but turning by weight shift is less effective WARNING The Avax XC3 paraglider is only built for hill or tow launching It is not built to withstand jumping from a plane balloon building or for any jumps where there is a belated opening of the canopy Use of subsidiary motor eg paramotoring has n2. s manual Avax XC3 Prepared April 2010 2 2 Technical data Avax XC3 Units 22 24 26 28 30 Flat Area m2 20 87 22 28 23 99 25 76 28 14 Projected area m2 17 49 18 67 20 11 21 59 23 58 Span m 11 90 12 29 12 76 13 22 13 82 Projected span m 9 37 9 68 10 05 10 41 10 88 Aspect ratio 6 78 6 78 6 78 6 78 6 78 Projected aspect ratio 5 02 5 02 5 02 5 02 5 02 Max chord m 2 21 2 28 2 36 2 45 2 56 Min chord m 0 45 0 46 0 48 0 50 0 52 Number of cells 73 73 73 73 73 Line consumption m 277 2 286 4 297 2 308 0 321 8 Weight of the glider kg 4 6 4 9 5 3 5 7 6 2 Take off weight range kg 75 85 82 95 90 105 100 115 110 130 Certification EN LTF D D D D D Basic speed km h 40 40 40 40 40 Max speed km h 60 60 60 60 60 Min sink rate m s 0 95 0 95 0 95 0 95 0 95 Glide ratio 10 10 10 10 10 Take off weight is the weight of the pilot including equipment and paraglider approx 22 27 kg 2 3 Materials Canopy Upper Sail Porcher Marine New SKYTEX 9092 E85A Evolution 45 g m Porcher Marine New SKYTEX 9017 E38A Classic 40 g m Bottom Sail Porcher Marine New SKYTEX 9017 E38A Classic 40 g m RIDE iss Porcher Marine SKYTEX 9092 E29A Hard finish 45 g m Porcher Marine SKYTEX 9017 E29A Hard finish 40 g m Reinforcements Scrim 180 g m Dacron 160 g m Laminated PES 60 g m Nylon 6 6 fibre Suspension system Lines spicis Edelrid Edelrid Edelrid Edelrid Edelrid Edelrid
3. must be done Don t hesitate to ask your instructor or an experienced colleague for help If you re not sure entrust the job to either the manufacturer or an authorised Gradient dealer e f you have to replace any of the line tidy rings a spare ring is supplied with each Avax XC3 check that the lines haven t been swapped accidentally and that they are returned to the small karabiner in the correct order web www gradient cx email gradient gradient cx tel fax 420 257 21 63 19 Pilot s manual Avax XC3 Prepared April 2010 MIDDLE OF Gradient Avax XC3 Line Map THE CANNOPY A 3 1 32 33 34 3 5 36 37 38 3 9 3 10 3 11 3 12 row 3 1 32 33 3 4 3 5 36 3 7 3 8 3 9 3 10 3 11 3 12 N 2 2 4 row B 1 1 1 2 31 3 2 3 3 3 4 3 5 36 3 7 3 8 3 9 3 10 3 11 3 12 3 1 32 33 3 4 35 36 37 38 3 3 10 3 11 3 12 web www gradient cx email gradient gradient cx tel fax 420 257 21 63 19 Pilot s manual Avax XC3 Prepared April 2010 8 ENJOY YOUR FLYING Even though the Avax XC3 has outstanding performance and stability it must be understood that even the safest paraglider is an aircraft and that all air sports can be relatively dangerous Remember that your safety lies in your own hands and that lucky pilots are well prepared pilots Never underestimate weather conditions And never forget that you are flying for pleasure and not to become a fallen hero Remember this and the fun that only free flying can
4. other hand neglecting maintenance bad storage and the use of unsuitable cleaning products can reduce the lifespan of your glider significantly or may even make it dangerous You must keep to these rules e Choose a suitable area for your launches Lines caught on roots or rocks lead to unnecessary strain on the attachment tabs during inflation Snagging lines may rip the canopy tissue or damage lines e When landing never let the canopy fall on its leading edge in front of the pilot The effect of these forceful collisions and the sudden pressure increase can severely damage the air resistant coating of the canopy as well as weaken the ribs and seams e Protect the canopy from unnecessary strain Inconsiderate handling of your glider pulling it over grass soil sand or rocks will significantly reduce its lifetime and increase porosity e When preparing the paraglider for a launch or when ground handling be sure not to step on any of the lines or the canopy e Don t tie any unnecessary knots in the lines Packing methods where special knots are made in the lines as used on parachutes and reserve parachutes are not suitable for packing the lines used on paragliders e Protect your canopy and lines from unnecessary exposure to sunlight UV rays can damage many parts of a paraglider e Try not to pack your glider when wet If it s unavoidable then dry it as soon as possible but away from direct sunlight Be careful to avoid
5. storing your canopy wet this is the most common reason for cloth degradation and is easily preventable e Don t let your glider come into contact with seawater If it does rinse the lines canopy and risers with fresh water and dry before storing e After flight or when storing always use the inner protection sack e When storing or during transport make sure your glider isn t exposed to temperatures higher than 50 degrees Celsius e Never let the paraglider come into contact with chemicals Clean the glider with clean lukewarm water only e When packing the glider we recommend concertina folding the reinforced leading edge to avoid damaging the plastic reinforcements web www gradient cx email gradient gradient cx tel fax 420 257 21 63 19 Pilot s manual Avax XC3 Prepared April 2010 e For long term storage don t pack the glider too tightly Store it in a cold dry and well ventilated room e After tree or water landings always examine the glider carefully If you suspect that the flight features of your paraglider have changed contact an authorised Gradient supplier as soon as possible e Aramid uncovered lines have a working life of a maximum 200 flying hours After 200 flying hours all lines excep brake lines must be replaced e After 200 flying hours or two years your Avax XC3 must be thoroughly checked and tested by the manufacturer or by an authorised service centre 7 REPAIRING YOUR GLIDER Only sm
6. the top surface curve without losing stability in flight web www gradient cx email gradient gradient cx tel fax 420 257 21 63 19 Pilot s manual Avax XC3 Prepared April 2010 e The arrangement of the speed system and the layout of the line attachment points improve stability at maximum speed an essential feature of modern high performance paragliders e The well proven three rows and three level line concept with progressively differing diameters is used All lines are uncovered Edelrid Aramid Mid level lines and main lines have UV protection All lines have the advantage of splice loops to give maximum overall strength durability and the lowest possible drag e The Avax XC3 is supplied with a special three riser speed system which gives great acceleration and maximum speed Length of the Avax XC3 risers mm Size 22 A B C C non accelerated 450 450 450 450 accelerated 335 357 495 450 Size 24 A B C C non accelerated 465 465 465 465 accelerated 340 363 515 465 Size 26 A B C C non accelerated 480 480 480 480 ef N accelerated 350 374 532 480 oe Size 28 30 A B C C non accelerated 500 500 500 500 accelerated 365 390 555 500 e Gradient has paid attention to details too including new low drag micro attachment points on the wing tips special karabiners a new rucksack inner bag and riser bag web www gradient cx email gradient gradient cx tel fax 420 257 21 63 19 Pilot
7. Pilot s manual Avax XC3 Prepared April 2010 gradient USER MANUAL Please read this manual carefully and keep its instruction in mind when using your Avax XC3 paraglider web www gradient cx email gradient gradient cx tel fax 420 257 21 63 19 Pilot s manual Avax XC3 Prepared April 2010 CONTENTS 1 INTRODUCTION 2 YOUR PARAGLIDER 2 1 Technical description 2 2 Technical data 2 3 Materials 3 CERTIFICATION 4 ADJUSTING YOUR GLIDER 4 1 Brake line lengths 4 2 Addition of speed system 5 OPERATION IN FLIGHT 5 1 Standard flight regime 5 1 1 Pre flight inspection 5 1 2 Launch 5 1 3 Flight 5 1 4 Landing 5 2 Fast descent 5 2 1 Big Ears 5 2 2 B line Stall 5 2 3 Spiral Dive 5 3 SIV manoeuvres 5 3 1 Asymmetric Collapse 5 3 2 Full Frontal Collapse 5 3 3 Deep Stall 5 3 4 Full Stall 5 3 5 Negative Spin 6 MAINTAINING YOUR GLIDER 7 REPAIRING YOUR GLIDER 8 ENJOY YOUR FLYING web www gradient cx email gradient gradient cx tel fax 420 257 21 63 19 Pilot s manual Avax XC3 Prepared April 2010 1 INTRODUCTION Congratulations on buying a new Avax XC3 GRADIENT s latest high performance wing in the EN D category We believe you will be very happy with your new glider in terms of its flight characteristics exceptional performance and really nice handling The Avax XC3 is a high performance wing a top Serial Class competition glider and is therefore meant only for very exper
8. all repairs ie repairs that don t change the airworthiness of the paraglider may be done by the user These include fixing small tears but not seams up to 10 cm changing damaged lines and changing rubber line fixation rings on the small karabiners When repairing your paraglider on your own keep to the following rules e When repairing the sail use a self adhesive patch specified for this purpose Every Avax XC3 comes with a small amount of self adhesive material which is enough for small repairs e The only admissible repairs done on lines are those where the damaged lines are changed for new ones Lines must be exclusively supplied by Gradient an authorised dealer or authorised service centre When ordering new lines use the codes in the attached line diagram Use the code XC3 Avax XC3 and size of the glider ie XC3 24 XC3 26 XC3 28 XC3 30 followed by the line code Eg the outside long line in row A for an Avax XC8 28 is XC3 28 A 1 3 e An exception to this is an emergency repair while out flying For this purpose Gradient encloses a spare line with every Avax XC3 with a prepared loop on one end To get the right length adjust it according to the same line on the opposite side of the canopy and then if necessary attach your brake handle As soon as you can change the line for an original one from your authorised Gradient service centre e After changing any lines a thorough pre flight check
9. an overload of the glider and danger of falling into a negative spin Recovery The Avax XC3 recovers from a Spiral Dive automatically as soon as the brakes are released Release them smoothly and always finish a Spiral Dive with safe altitude CAUTION When exiting the Spiral Dive make sure your position in the harness is neutral Recovery from a Spiral Dive can be delayed if you are weight shifting to the inner side of the turn web www gradient cx email gradient gradient cx tel fax 420 257 21 63 19 Pilot s manual Avax XC3 Prepared April 2010 5 3 SIV manoeuvres No matter what category of canopy you fly or what level of certification it has in turbulence or in strong thermals you may experience all kinds of collapses The Avax XC3 behaves comfortably in these situations Indeed not only does the glider deal with extreme flight situations automatically but it also offers for its category an above average degree of safety Even so you must follow all safety rules when practising SIV Always pay attention to your altitude Before performing any SIV manoeuvre remember e Practise throwing your reserve on the ground in a simulator so that reserve deployment is efficient and automatic e Rapid altitude loss and considerable rotational forces may develop during unstable manoeuvres Take account of these factors when throwing your reserve 5 3 1 Asymmetric Collapse one side of the canopy collapses Initi
10. apse followed by a tendency to enter a spin 5 3 5 Negative Spin Initiation Slow down by braking to nearly minimum speed Then pull a brake on one side all the way down while simultaneously releasing the brake on the other side Because the stalled side falls back the canopy suffers airflow disruption over one half of the wing which results in a spin and a rapid loss of altitude Recovery Under normal circumstances the Avax XC3 is capable of recovering from a negative spin automatically when the brakes are released Caution In general when there is a very fast or a long lasting rotation and when the brakes are released too quickly the canopy may shoot in front of the pilot followed by a massive asymmetrical collapse WARNING Whenever a paraglider is not in normal flight and airflow is disrupted there is always a rapid increase in sink rate and therefore a substantial loss of altitude REMEMBER When practising SIV the wrong manoeuvre at the wrong time may change a fairly easy situation into a dangerous problem You are also exposing your glider to forces that may damage it Practise SIV manoeuvres only under the supervision of an instructor and with a reserve parachute web www gradient cx email gradient gradient cx tel fax 420 257 21 63 19 Pilot s manual Avax XC3 Prepared April 2010 6 MAINTAINING YOUR GLIDER If you handle your glider with care and store it in a suitable place it can last you a very long time On the
11. ation Take hold of the outer A lines outer A riser on one side and pull them down smoothly The wing tip will collapse to form a characteristic Big Ear The size of the ear depends on the depth to which the lines are pulled as well as the number of lines pulled down You can stop any turn tendency by applying the opposite brake and by weight shifting onto the inflated side of the canopy Recovery Under normal conditions the Avax XC3 will re inflate spontaneously when the pulled lines are released Inflation time and loss of altitude can be reduced by suitable piloting To stop any tendency to turn off course pull the brake on the inflated side be careful not to overreact and stall the inflated side and weight shift to that side If the collapse remains then re inflate the collapsed side by pumping the brake on the collapsed side 5 3 2 Full Frontal Collapse Initiation Take hold of both A risers at the top and pull them down until the leading edge collapses Recovery Recovery time depends on how much of the canopy has collapsed In normal conditions the Avax XC3 will recover normal flight automatically as soon as the front risers are released Applying the brakes on both sides simultaneously can help re open the paraglider 5 3 3 Deep Stall Initiation Pull both brakes smoothly until the sink rate increases markedly and the forward speed reaches almost zero The pull on the brakes should be controlled so that the canopy stays in
12. bring will be yours We believe that your sensible attitude and the flight characteristics of your Avax XC3 will combine to ensure you have many hours of fantastic flying GRADIENT wishes you many fabulous flights and happy landings Ond ej Dupal Vaclav Sykora Director Designer web www gradient cx email gradient gradient cx tel fax 420 257 21 63 19
13. flated and doesn t fall back into a full stall web www gradient cx email gradient gradient cx tel fax 420 257 21 63 19 Pilot s manual Avax XC3 Prepared April 2010 Recovery The Avax XC3 cannot stay in deep stall flight so after the brakes are released the glider automatically returns to normal flight If you need to you can accelerate recovery by pulling hard on both brakes followed by a fast release Or you can pull lightly on the A risers CAUTION If you pull too hard on the A risers you may experience a full frontal collapse 5 3 4 Full Stall Initiation Wind the control lines once or twice around your hands and pull both of them down smoothly Hold them down until the canopy falls behind the pilot and deforms into a characteristic crescent shape Hold your hands firmly press them underneath the seat and be careful that you do not release the brakes prematurely or asymmetrically Recovery The Avax XC3 recovers from a full stall automatically once the brakes are smoothly released During correct recovery from a full stall the Avax XC3 shows no extreme tendencies such as diving in front of the pilot If the brakes are released prematurely or too quickly there is a possible tendency for the glider to dive ahead of the pilot This can be corrected by adequate simultaneous braking on both sides CAUTION When exiting a Full Stall if the brakes are released asymmetrically the glider may suffer a massive asymmetrical coll
14. ienced pilots This manual provides information which will help you fly safely and keep your wing in good condition If after reading this booklet you have any further questions or uncertainties please do not hesitate to contact Gradient or any authorised Gradient dealer and we will gladly answer all your questions When you have got to know your Avax XC3 we would welcome any feedback that you might have about your new paraglider 2 YOUR PARAGLIDER 2 1 Technical description e The Avax XC3 s ground plan has a very slender elliptical shape with a slight positive contortion of the leading edge This means that the ears stabilo of the canopy are slightly swept back in flight This modern design has a number of advantages e The glider s profile has been specially developed to deliver maximum stability over as wide a speed range as possible The position and size of the cell openings help support this objective e The leading edge is reinforced using integrated nylon and elastic This ensures optimal inflation of the canopy and helps to retain the leading edge s perfectly clean shape at maximum speed e Attachment points between between the lines and the canopy are reinforced by elastic nylon strings optimising the distribution of forces across the glider e The glider features a unit cell structure with two non carrying ribs and diagonal segmented ribs that attach directly to the upper surface This optimises the definition of
15. ines are vague use the following lengths for relevant size XC3 22 226 cm XC3 24 235 cm XC3 26 244 cm XC3 28 253 cm XC3 30 264 cm Brake lines that are too short may 1 lead to fatigue from flying with your hands in an unnatural position 2 impede recovery from certain unstable manoeuvres 3 will certainly reduce your glider s speed range Brakes that are too long will a hamper pilot control during launch b reduce control in extreme flying situations c make it difficult to execute a good flare when landing Each brake line should be tied securely to its control handle Use knots which will guarantee this for example a Double Dragon 4 2 Addition of speed system The Avax XC3 is equipped with a very effective foot operated speed system as standard Pressure on the foot stirrup shortens the A and B risers and releases C riser and by this reduces the angle of attack of the canopy The working range of the speed system pulleys is 14 cm Make sure you can use the whole of this range when you attach your speed stirrup 5 OPERATION IN FLIGHT This manual is intended as a guide to the characteristic features of your new Avax XC3 paraglider Under no circumstances should it be used as a learn to fly manual for paragliding or as a substitute for a paragliding pilot s training course 5 1 Standard flight 5 1 1 Pre flight check A thorough pre flight check is essential for safe flying and that s why you should pay special a
16. instructor and with a reserve parachute Never compromise your safety 5 2 1 Big Ears This is the easiest technique for a rapid descent Depending on how much of the wing tip you deflate 3 m s to 6 m s sink rate can be achieved While in Big Ears your sink rate and forward speed can be further increased by using the speed system The Avax XC3 can be steered while Big Ears are in by means of weight shift Initiation Take hold of the outer A lines on both sides as high as possible and pull them down smoothly Hold them firmly The effective area of the glider is reduced equally on both sides of the wing The size of the deflated area depends on how deeply the lines are pulled down or on the number of lines pulled one or two outer lines on both sides Be sure to pull both sides equally web www gradient cx email gradient gradient cx tel fax 420 257 21 63 19 Pilot s manual Avax XC3 Prepared April 2010 Recovery Under normal circumstances the Avax XC3 will open automatically when the A lines are released Opening may be accelerated by gently pumping the brakes repeated symmetrical braking on both sides 5 2 2 B Line Stall Depending on how much the B risers are pulled down the sink rate is between 5 and 8 m s Initiation Take hold of the B risers at the top and smoothly pull them down until the canopy shows a spanwise crease where the B lines attach to the sail Your sink rate will increase considerably while your f
17. maximum speed but unlike some other paragliders the full speed range is useable In spite of this exceptional stability at high speed don t forget that any collapse at full speed will be more severe than the same event experienced at normal trim speed Always keep both hands on the controls when flying fast in turbulence and be ready to release the speed system immediately at the first sign of a collapse Use the speed system very carefully or not at all at low altitude 5 1 4 Landing Landing the Avax XC3 is very simple and should offer no difficulty On your first flights you may be surprised at how well it glides Take account of this when making your landing approach Into wind at about one metre above the ground pull the brakes down all the way In nil wind conditions or if forced to make an emergency landing downwind you may prefer to take a wrap of each control line to enable a more dynamic flare 5 2 Rapid descent Sooner or later every pilot will need to descend quickly It might be because of a sudden and unexpected change in the weather reaching cloudbase and not wishing to enter cloud or simply because you need to finish your flight quickly Additionally if where you are landing is thermic it is often very difficult to land without using a rapid descent method There are three main methods for achieving a rapid descent and they are Big Ears B Line Stall and Spiral Dive Practise these manoeuvres under the supervision of an
18. orward speed will decrease to practically zero Don t be startled when the airflow over the top surface is interrupted and the canopy enters a parachutal stall without moving forward It will soon stabilise above your head Recovery On releasing the B risers the Avax XC3 automatically returns to normal flight without staying in deep stall sackflug or shooting in front of the pilot Let go of the risers smoothly and symmetrically CAUTION Do everything symmetrically and at the same time If the B risers are released unevenly the canopy can enter a turn If the risers are released slowly and very unevenly you could enter a spin 5 2 3 Spiral Dive The Spiral Dive is the most effective way of making a fast descent Every pilot should be able to perform a spiral dive and one day you may need to When in a Spiral Dive always stay aware of your altitude which decreases very rapidly The sink rate reached in a Spiral Dive can be more than 16 18 m s During the manoeuvre the pilot and glider will experience strong centrifugal forces Forces of greater than 3G are possible a great strain on the pilot as well as the glider Initiation Smoothly pull on one brake so that the glider goes from a normal 360 degree turn into a steep turn and from there into a spiral dive The transition into a spiral dive can be made easier by weight shifting to the inner side of the turn Keep an eye on the tension of the brakes all the time reduced tension signals
19. ot been tested for by the manufacturer or by any other testing body 4 ADJUSTING YOUR GLIDER Before it reaches the customer every Avax XC3 goes through a final check and test flight to verify that its characteristics and measurements correspond to the manufacturer s specifications You may only make adjustments to brake line lengths or to the speed system of your Avax XC3 and only then in keeping with the recommendations of this manual Other adjustments or changes to your Avax XC3 lead to a loss of guarantee airworthiness and validity of the certification Amateur modification may endanger yourself and other pilots If you have any suggestions for improvements let us know and our test pilots will try out your ideas without risk to yourself 4 1 Brake line adjustment When you receive your new Avax XC3 the main brake lines are adjusted to the length set during the certification test This length should suit most pilots and is indicated on the main control line It is of course possible to adjust the brake line length to suit each pilot s physical build height of harness hang points or style of web www gradient cx email gradient gradient cx tel fax 420 257 21 63 19 Pilot s manual Avax XC3 Prepared April 2010 flying We recommend that you act wisely when adjusting brake line length and change the length in small successive steps If you need to adjust brakes back to the basic position and the marks on the main brake l
20. rbulence stabilise the canopy by simultaneously applying a little brake to both sides Flying with a little brake applied will also help to prevent deflations and give you more feedback about what the air is doing and how the glider is reacting Responding correctly to the paragliders movement by means of the brakes and weight shift is known as active flying A pilot demonstrating good active flying skills will significantly reduce both the number and severity of collapses he or she experiences Turning The Avax XC3 is very comfortable and pleasant in turns Handling characteristics are responsive and accurate and demand no special habits or non standard procedures When developing the Avax XC3 special attention was devoted to the brake pressure The result is that brake travel and pressure have been optimised Brake pressure is reassuringly progressive In flight brakes are firm but responsive and precise and allow for perfect communication with the canopy You will find that a harness with fairly loose cross bracing will help the glider turn In an emergency eg a broken brake line the glider can be steered with the rear risers or by weight shift web www gradient cx email gradient gradient cx tel fax 420 257 21 63 19 Pilot s manual Avax XC3 Prepared April 2010 Using the speed system Maximum speed is one of the strong points of Gradient paragliders and the Avax XC3 is no exception Not only has the glider got a very high
21. ttention to it Above all you should check that the canopy lines and risers are free from damage and tangles Also don t forget to check your harness and your reserve parachute web www gradient cx email gradient gradient cx tel fax 420 257 21 63 19 Pilot s manual Avax XC3 Prepared April 2010 Before launch spread the canopy out into a slight arc and check that all cell openings are free no lines are looped around or under the canopy no lines are tangled or have a knot in them any twigs grass or other objects are not entangled in the lines or the canopy risers are not twisted control lines run freely through the pulleys knots on control handles are secure karabiners on risers are tightened 5 1 2 Launch Launching the Avax XC3_ is straightforward either by front launch or by reverse launch A dynamic pull of the front risers A coloured red will bring the canopy simply and easily above the pilot s head The canopy inflates from the centre equally and smoothly The Avax XC3 has no tendency to outrun the pilot and quickly stabilises above the pilot Once there visually check the canopy and the lines before taking off Take off can be made easier by a light pull on the brakes 5 1 3 Flight The Avax XC3 is trimmed to fly at best glide when the brakes are fully up Best sink rate is achieved when both brakes are drawn down evenly to about 20 25 of their range Turbulent conditions When flying through severe tu
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