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 Boomerang 12 user manual 

 _____________________________________________________________________________________________________________________________________ 

 Contents 

  

 Gin Gliders website 

 7 

 Gin Gliders and the environment 

 7 

 Respect for nature and the environment 

 7 

 Environmentally-friendly recycling 

 8 

 Safety advice 

 9 

 Safety notices 

 9 

 Liability, warranty exclusion and operating limitations 

 9 

 Liability and warranty exclusion 

 9 

 Operating limitations 

 10 

 Before the 

fi

rst 

fl

ight 

 10 

 Harnesses 

 10 

 Reclined harnesses 

 11 

 Reserve 

 11 

 Weight range 

 11 

 Overload 

 11 

 First 

fl

ight 

 12 

   

 Preparation for launch 

 13 

 General warnings and advice 

 13 

 Material check 

 13 

 Pre-

fl

ight check 

 13 

 5-point check 

 14 

 Launching 

 14 

 Forward in

fl

ation 

 14 

 Reverse in

fl

ation 

 14 

 Tips for paragliding take-off 

 15 

 Towing 

 15 

 Attaching the towline release system 

 16 

 Knots or loops in the lines 

 16 

 In-

fl

ight characteristics 

 16 

 Normal 

fl

ight 

 16 

 Accelerated 

fl

ight 

 17 

 Turning 

 17 

 Active 

fl

ying 

 17 

 B-riser control 

 18 

 Page  4 

Summary of Contents for Boomerang12

Page 1: ...v1 0 March 2022...

Page 2: ...ersion number of this manual are given on the front page Gin Gliders Inc The reproduction of this manual including the partial reprint with the exception of short quotations in technical articles rega...

Page 3: ...are no special flying procedures and or configurations apart from those detailed in this manual Your GIN paraglider has been designed to meet all safety and regulatory requirements These requirements...

Page 4: ...ons 9 Liability and warranty exclusion 9 Operating limitations 10 Before the first flight 10 Harnesses 10 Reclined harnesses 11 Reserve 11 Weight range 11 Overload 11 First flight 12 Preparation for l...

Page 5: ...collapses Front stall 24 Types of stall 24 Deep stall parachuting stable stall 24 Full stall dynamic stall 25 Spin 25 Other tips for dangerous situations 26 Cascade 26 Emergency steering rear riser s...

Page 6: ...Aerobatics 34 Description of pilot skills required 35 Target group and recommended flying experience 35 Normal flight requirements 35 Requirements for incidents and quick descents 35 Manufacturing an...

Page 7: ...also to ISO 9001 2008 We believe that the product should speak for itself Only by flying can the pilot understand the wing and develop trust and confidence in it From this feeling comes safety comfor...

Page 8: ...ch site Paragliding is of course an outdoor sport protect and preserve our planet s resources Gin Gliders gives consideration to the entire lifecycle of its paragliders the last stage of which is recy...

Page 9: ...various sections of this manual Safety notices Safety notices are issued when defects arise during use of a paraglider which could possibly also affect other gliders of the same model The notices con...

Page 10: ...or GX type harness It s important for your comfort and safety to fly with a suitable harness that is properly adjusted When choosing a harness remember that the height of the attachment points i e di...

Page 11: ...increased risk of twist when using a reclined harness if a large section of the canopy collapses If there is an asymmetric collapse and the pilot tips sideways the resulting twist around the vertical...

Page 12: ...before your first flight The test flight must be recorded on the paraglider information label Any changes or improper repairs to this paraglider shall render invalid the certification and warranty Car...

Page 13: ...helmet gloves boots eyewear and adequate clothing Are you carrying some form of identification in case of an accident Take along a radio and mobile phone if possible Do you fully understand how to saf...

Page 14: ...direction and strength allow a safe launch 5 Are the airspace and launch area clear Launching The key to a successful launch technique is to practice ground handling on flat ground whenever you can Th...

Page 15: ...tart After the canopy has been pulled up to its highest point the pilot rises from the ground by the tension of the tow line Under no circumstances should the start command be given before the glider...

Page 16: ...s preferred for reverse inflation style launches as the odds of a premature release are greatly reduced over curved pin systems If a webbing release system is used there is an increased risk of lockou...

Page 17: ...trim speed Apply the speed system by pushing the speed bar progressively with your feet Avoid flying accelerated near the ground and be careful using the accelerator in turbulence If you do encounter...

Page 18: ...ssures increase ease off the brakes The Boomerang 12 responds very nicely to B riser control to fluidly pilot the wing through turbulence The aim is to control pitch so that the wing stays directly ab...

Page 19: ...avoided if you want to preserve your paraglider The spiral dive is the most effective but also the most demanding method for making a rapid descent and can allow sink rates of up to 20 m s to be reach...

Page 20: ...tructure when the ears are in Furthermore the thin Aramid lines can damage the fabric This manoeuvre is not possible with the Boomerang 12 For fast descent use a steep spiral or B3 Descent as describe...

Page 21: ...Boomerang 12 user manual _____________________________________________________________________________________________________________________________________ Page 21...

Page 22: ...itude or without training Always keep within the recommended limits Avoid aerobatics and extreme loading such as spirals and big ears This will prevent accidents and avoid overloading the glider In tu...

Page 23: ...on Be sure not to apply too much brake too slowly as this may risk a stall Remember that a partly collapsed wing has a reduced surface area and thus a higher stall speed If you get a collapse while in...

Page 24: ...ly the entire airflow along the top surface breaking away This happens in particular when the angle of attack is too great There are three different types of stall in paragliding Paragliders can go in...

Page 25: ...he brakes during a full stall Keep your hands close to the body and under the harness seat plate during the stall If the canopy is in a stable full stall it will move forward and backward To exit the...

Page 26: ...are unable to avoid flying in rain please observe the following it is advisable to fly with slight acceleration during and after the rain min 30 or more use no brake input or as little as possible co...

Page 27: ...s also perform an important function on launch Therefore the less they have been bent the more easily the glider will inflate and launch Packing the Boomerang 12 1 Spread out the paraglider completely...

Page 28: ...ion on the above method is to place the first 50 length of the Concertina bag inside the backpack and then put the harness on top of it Fold the other 50 of the glider around the harness close the ruc...

Page 29: ...long the ground Stepping on the lines or canopy The Kevlar line inside the sheath can take lots of pulling force without stretching but is sensitive to bending with small radius Opening your wing in s...

Page 30: ...inadvertently go over the lines When you are packing up the glider be careful to avoid putting any unnecessary kinks in the lines and use only the overhand knot or bowline knots described for the brak...

Page 31: ...ders therefore recommends an inspection every 50 to 100 hours or once a year Environmental conditions such as high temperatures or moisture can affect line length Check the line length regularly parti...

Page 32: ...pection must be clearly identifiable date and place name of the inspector and be entered near the glider information certification sticker Pilots are able to carry out the inspections themselves or ap...

Page 33: ...l holes in the sail can be repaired with the sticky back tape provided with your glider Damaged lines should be replaced by your GIN dealer Before fitting a replacement line check it for length agains...

Page 34: ...launch Any use other than as intended is prohibited The Boomerang 12 received CCC classification in the final classification by the licensing body Paragliders with demanding flying characteristics and...

Page 35: ...esponsiveness of the pilot The safe control of extreme flight behaviour after disturbances and demanding flight manoeuvres such as fast descent must be practised to the highest level through constant...

Page 36: ...t m2 21 50 22 41 23 34 24 30 25 92 Area projected m2 18 13 18 94 19 72 20 54 21 90 Span flat m 12 74 13 01 13 27 13 55 13 99 Span projected m 10 19 10 43 10 65 10 86 11 22 Aspect ratio flat 7 55 7 55...

Page 37: ...s the angle of attack during accelerated flight and has some features specially developed for the glider which allows the pilot to use a pulley system and B bar to adjust the speed to suit individual...

Page 38: ...ated flight pulley to pulley on the riser otherwise you may experience symptoms of fatigue in long flights You should still be in a comfortable flight position even when the speed system is used to it...

Page 39: ...the CCC certification test flights These line lengths have been finely tuned by the GIN test pilots and it should not be necessary to adjust them The brake line length is tuned so that there is slack...

Page 40: ...of no more than 2 to 3 cm and must be tested on a training slope The left and right brakes must be adjusted symmetrically If the brakes are shortened care must be taken that the paraglider is not slo...

Page 41: ...Boomerang 12 user manual _____________________________________________________________________________________________________________________________________ Line layout Page 41...

Page 42: ...edge Lower surface trailing edge Ribs Dominico Textile 30DMF WR Porcher Skytex 32 Universal 27 Classic 2 Porcher Skytex 32 Universal Porcher Skytex 27 Classic 2 Porcher Skytex 40 Hard and 32 Hard Top...

Page 43: ..._____________________________ Appendix Glider details Check flight date _____________________________________________________________________________ Name and signature _______________________________...

Page 44: ..._______________________________________________________________________________ __________________________________________________________________________________________________ _____________________...

Page 45: ...ny Fon 49 0 8022 9675 0 Fax 49 0 8022 9675 99 Email dhv dhv de www dhv de Route du Pr au Comte 8 1844 Villeneuve Switzerland Fon 41 219 65 65 65 Fax 41 219 65 65 68 www para test com B timent 1602 9 r...

Page 46: ...www gingliders com...

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