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USER MANUAL
GRAVITY X pressure
EN REV.V01 - 2020

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Summary of Contents for X pressure

Page 1: ...acro paraglider MANUAL EN REV V01 2020 Copyright by GRAVITY airsports more GmbH Hütte 45 6345 Kössen Austria tel 43 0 720 519 402 mail hello gravityparagliders eu web www gravityparagliders eu photos copyright and photo visual credits GRAVITY airsports more GmbH ...

Page 2: ..._ 15 6 1 Short description 15 6 2 Risers 16 6 3 Speed system 16 6 4 Trimmer 16 6 5 Stabilo Line Security Function 17 6 6 Technical Data Xpressure _ 18 6 7 Acro Material PX40 18 6 8 Innovations on our Product_ 19 6 9 Colours and Design_ 20 6 10 Environmental aspects 21 6 11 TRANSPORTATION and STORAGE_ 21 7 THE FLIGHT_ 22 7 1 Flying experience 22 7 2 Take off 22 7 3 Turning flight 23 7 4 Active flyi...

Page 3: ...TY DISCLAIMER_ 32 14 SAFETY NOTE and LIABILITY_ 32 15 LIABILITY EXEMPTION and WAIVER_ 33 16 MAINTENANCE MANUAL_ 33 16 1 Subject to inspection and inspection intervals 34 16 2 Who is authorized to check 34 16 3 Rescue inspection equipment 34 16 4 Holes and cracks 34 16 5 Abrasion and expansions 34 16 6 Tear resistance control 35 16 7 Canopy porosity measurements 35 16 8 Connecting parts 35 16 9 Lin...

Page 4: ...ing and manufacturing products applying high latest technological standards originality with long lasting quality AMBITIOUS DESTINATION Exceeding what is already great Innovation is a trusted strong driver and successful progress the best vessel With this we are aiming to improve grow and develop personally and our devices every day Evolving and advancing on certain thoughts and ideas about the cu...

Page 5: ...5 USER MANUAL GRAVITY X pressure EN REV V01 2020 ...

Page 6: ...rtant part of the aircraft Please study and revise it well and in detail due to the fact that there is a legal OBLIGATION to deal with the air sports device and its special features prior commissioning it The manual is intended to make the use of the GRAVITY X pressure as safe and easy as possible ...

Page 7: ... cup race season enabling us to create this powerful enduring wing while applying latest materials and technologies to insure pilot security The concept and planning of the Xpressure was designed to make the usability manoeuvrability homogenous This wing is performing very subtle and well under extreme conditions with optimal state of the art tear proof materials Illustration 01_ GRAVITY Xpressure...

Page 8: ...th the most balanced acro wing for now GRAVITY s Xpressure Illustration 02_ GRAVITY Xpressure Much value was also placed upon durability of the Xpressure as well as maintaining the excellent flying characteristics under extreme loads Therefore the wing is supplied pre trimmed When manufacturing the Xpressure we purely use the purposely developed PX40 material The well known material has an innovat...

Page 9: ...the great centrifugal forces We ask you to always pursue aviation with the proper cautiousness and respect This includes profound extensive flight preparation as well as the examination of meteorological conditions and the proper evaluation of the weather situation Act defensively and proactive at all times Remember that increasing fun by reducing risks An important point during the countless test...

Page 10: ...er of seats Anzahl Sitze 7DNHRʲ HLJKW Startgewicht 7DNHRʲ HLJKW 0RWRU Startgewicht Motor Projected Area Projizierte Fläche Number of risers Anzahl Traggurte FFHOHUDWRU RQO DOSLQH ʴLJKW HVFKOHXQLJHU QXU HUJʴXJ 7ULPPHU RQO PRWRU ʴLJKW 7ULPPHU QXU 0RWRUʴXJ max way of accelaration Beschleunigerweg Suitable for schooling Schulungstauglichkeit Periodic inspection after Regelmässig Nachprüfung nach Towin...

Page 11: ...agliders on the winch This applies to the pilot winch operator towing device towing pawl and all other devices for which a certificate of competence is required 3 THE DEFAULT SETTINGS_ The delivered brake line and default setting corresponds to the setting 0 leeway plus 5 cm It is recommended to adjust the brake handle to your personal needs after the first flight Remember that the brakes should n...

Page 12: ... ergonomic neoprene supporting loop is padded with moisture resistant foam to ensure its comfort even during long training days The explicitly produced bar provides a perfect grip and by means of the embedded swirl a low suspension point The wing comes with pre installed brake rollers The delivery also includes the rubber bands for the free brakes Harness as well as handles come with flaps for swi...

Page 13: ...onnel and confirmed on the type plate 2 Make your first flight in a known flight area territory and in calm conditions 3 Test your GRAVITY Xpressure only over water 4 During a dynamic flight the gravitation does not only affect you but also on the glider Do not underestimate this state and the forces 5 Always fly your GRAVITY Xpressure with at least one rescue device 6 Compliance with the air traf...

Page 14: ... to possibly avoid unpleasant flight conditions 13 Most accidents are due to pilot errors 14 Never fly near high voltage lines airports or highways over people or during a thunderstorm Otherwise you could endanger the life and physical integrity of third parties and or your own and act grossly negligent at the same time 15 The minimum distance must never be less than 50 m At airports this is a rad...

Page 15: ...UAL GRAVITY X pressure EN REV V01 2020 6 DEVICE DESCRIPTION_ 6 1 Short description A Top Sail B Risers C Stabilo D Riserbelt Illustration 07_ device description __ A TOPSAIL RISERS B __ __ A RISERBELT __ C STABILO ...

Page 16: ...eds to be adjusted accordingly before the first flight Therefore the connection lines of the foot extensor are being connected through the brummel hooks with the speed system on the riser To be able to undertake the right adjustment the harness should be hung up so you can sit in flying position The attached risers are best held up by someone else It should be adjusted in a way so that the pulleys...

Page 17: ...n Even expert pilots aren t safe from cravats especially when they practice new routines or max out exiting choreographies Most cravats ended with the emergency parachute since acro flying happens with potent acceleration forces that are even higher the smaller the surface of a glider gets For a pilot exposed to such forces it s not easy irrespective of their abilities and level of training to fin...

Page 18: ... long life cycle and preservation of exceptional flight characteristics and qualities under extreme strain In order to ensure these aspects the specifically developed PX40 has been used This well proven material with a double coating provides better long term standards and enhanced tear resistance PX40 is currently the strongest fabric any wing can be made of Illustration 11_ PX40 acromaterial ...

Page 19: ...ension control of the wing and therefore optimized ballooning and wrinkle free outline high definition profile plastic rods are working in the upper side of profile and covering 45 to 80 on the cord high pressure crossport design provides an ideal cross aeration of the crossports and helps you to balance the pressure differences on the inside of the wing on extreme flight situations conditions mul...

Page 20: ...calculations stable for sales and as well as within the production processes with forecasted quantities We have made a big effort at creating each product of the glider product range holistically and to give each product unique features and moreover high recognition values Illustration 12_ colour catalogue scheme Illustration 13_ colour scheme Top PX40 red PX40 sea blue PX40 black PX40 sea blue PX...

Page 21: ...ary noise is truly misplaced 6 11 TRANSPORTATION and STORAGE_ When transporting the paraglider make sure that it is not exposed to any kind of liquid It must be packed dry When storing the Xpressue it should be ensured that it is not exposed to UV rays In addition it must not be stored together with acids or the like or anywhere near them Dry storage is extremely important When transporting the pa...

Page 22: ... The 5 point check should include the following a buckled up strapped helmet harness and carabiners closed b suspended the risers are not twisted when hung in the carabiner the accelerator is correctly hooked in the carabiner is locked c lines A lines above all lines sorted brake line runs freely to the brake roll er d canopy cap is arched with an opened leading edge at the start e wind and airspa...

Page 23: ...ake up some speed when flying into the upwind area If the surface exceeds you when leaving flying into downwind areas the paraglider must be braked accordingly When flying through downwind zones accelerated flight makes sense The design of the GRAVITY Xpressure has a very high inherent stability However an active flight style in turbulent air as described above contributes significantly to increas...

Page 24: ...his can be compensated by applying the speed bar Big ears in combination with weight shifting in order to get the spiral dive will achieve the highest sink rate This decent method is often taught in SIV training Be mindful that this exposes the glider to extreme loads should one need to use this manoeuvre we recommend an equipment inspection afterwards 8 1 2 B Stall Another very efficient method i...

Page 25: ...troduction a wrong execution of these described figures and manoeuvres may have fatal consequences 8 3 Spiral dive As with turning and flying curves initiating the spiral dive with the GRAVITY Xcend is very easy The steep spiral leads to very good sink values with up to approx 15 20 m s In order to be able to use the spiral dive safely in extreme situations it should be practiced in calm and easy ...

Page 26: ... positive side of the glider is not completely cut off and gets into a negative spin 8 7 Deep stall The GRAVITY Xpressure is not sensitive to deep stalls He ends a blind flight independently initiated by pulling the brake lines or the rear risers too strongly or by a B Stall stalling too slowly with the brakes or the rear risers released If the glider is in a blind flight due to a special flight s...

Page 27: ...tall are both unpredictable and dangerous flight manoeuvres and should never be deliberately flown except in safety training and carried out under professional instruction There is a risk of a riser twist The brake lines can get blocked during a twist PAY ATTENTION_ Using full stalls and negative curves spins as means to a quick descent is hazardous and dangerous as incorrect recovery regardless o...

Page 28: ... the opening reinforcements properly increases the life span of the paraglider 5 Don t drag your paraglider over the ground and pack it on grass 6 Please pay attention to the following a the lines are checked regularly for damage b the lines are not nodded unnecessarily and you do not step on the lines when laying them out c check the strength and correct length of lines after overloading tree lan...

Page 29: ...nto saving resources as well as using non detrimental materials Nevertheless the materials used in a paraglider need proper disposal Please return worn out gliders to GRAVITY airsports more GmbH or disassemble the glider into its parts and recycle them accordingly 11 FLYING ACCESSORIES_ 11 1 Xgear_ COMFORT IN ITS HIGHEST QUALITY The GRAVITY Xpressure can basically be flown with all approved harnes...

Page 30: ...on _ guard performance and quality in a petite pack GRAVITY presents a ground breaking innovative series of reserve parachutes in the latest format The very light cross canopy X was designed and built combining premium materials and the ultramodern technical enhancements providing all constructional advantages of the square reserve parachute with a sensational weight of only 0 98 1 2 kg The Xfusio...

Page 31: ...njury or death to the user of this product or third parties By using the Xpressure you agree to accept all known and unknown probable and unlikely risks of any kind of injury The dangers associated with practicing this sport can be reduced by internalising the warning and safety requirements and content stated in the manual and the care required in individual cases as well as common sense The risk...

Page 32: ... occurrence of death or occupational disability all of the provisions of law listed here come into force and also bind the heirs closest relatives and next of kin estate and asset managers legal successors and legal representatives GRAVITY airsports more GmbH and all other contractual partners have given no other oral or written representations and expressly deny that this has been done with the e...

Page 33: ...RAVITY airsports more GmbH accepts no responsibility liability and or guarantee for checks inspections and repairs not carried out by it Stefan Berger owner sales 16 MAINTENANCE MANUAL_ English Release 1 0 January 2020 Copyright 2020 by GRAVITY airsports more GmbH all rights reserved No part of this publication may be reproduced or processed in any form without the written permission of GRAVITY ai...

Page 34: ...scue system is packed it must be checked by the packer If the parachute has been opened for rescue it must be checked If a rescue parachute is to be repacked a trigger check must be carried out It must be determined whether the release force is between a minimum of 3 and a maximum of 6 kg Checking from the top and bottom sail seams all lines to the rescue system 16 4 Holes and cracks The upper and...

Page 35: ...sails of the A line linkage and check the tear resistance 2 The limit value of the measurement is set to 500 g and a crack length of less than 5 mm The specified values changes are to be noted in the inspection report 16 7 Canopy porosity measurements At all subsequent measuring points the air permeability should be higher than at least 20 seconds after Kretschmer For smaller air permeability valu...

Page 36: ...n line and if available a medium A and B cascade line are selected and checked for their tear strength with a tensile strength tester Pull speed of the pull cylinder v 30 cm min 16 10 Tensile strength values and tear resistance The specified values changes are to be noted in the inspection report PAY ATTENTION_ A fixed value is assigned to each size line diameter If the lines cannot withstand the ...

Page 37: ... under the same conditions by a symmetry comparison 3 The result is noted again in the test protocol and compared with the nominal line lengths of the DHV data sheet The tolerance deviation should not be more than 1 5 cm 4 If a line is defective it must be replaced immediately Please take the description of the lines from the line plan order from the manufacturer and then install or have them inst...

Page 38: ...he help of the inspection instructions and all necessary equipment and documents The paraglider does not have to be sent to the manufacturer for it 3 The 2 year inspection check may only be carried out personally by the paraglider owner if he she meets the requirements or by the manufacturer and his authorized inspection bodies Contact and advise with the manufacturer for any authorized test centr...

Page 39: ...tenance instructions of the manufacturer and the publications of the IHB 11 In the event of unusual occurrences and events during the execution of the maintenance work a technical manager from GRAVITY itself or any authorized dealer competence centre is to be informed who has to decide on further procedures 12 When replacing components spare parts or units only original materials or original spare...

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