2002 marta
Contents
1. asa Masferrer gt casamasferrer com op phone 619 702946 fax 93 2317731 c perez es inter net Jaguarverken AB er amp Co 052 6473636 52 64736 a ch e G5 00 Deutsch o English Fran ais _ Nederlands Italiano Espanol Rotes Garantiekarten Anforderungsblatt beachten Read red sheet and order warranty card Lisez la feuille rouge et commandez la carte de garantie printed in germany MAGURA 2001 All rights reserved www magura com service magura de Inhaltsverzeichnis 1 Introduction 2 Safety instructions before the first ride 3 Safety instructions before every ride 4 Transport of the bicycle 5 Brake installation 6 Shorten the hose 7 Maintenance 8 Repairs 9 Bleeding and Filling me be bei A OM Fa CO Trouble Shooting The disc brake wheel Accessories Warranty Spare parts exploded view WARNING This symbol means possible danger for your health and even life if you do not follow 4 the instructions given resp if the necessary safety measures are not followed ATTENTION This symbol warns you of inappropriate handling that might cause heavy damage to H the material and or the environment NOTE emm e 4 5 6 9 9 11 11 13 13 15 15 16 17 18 19 19 20 21 This symbol is giving you additional information about the general handling of the product or gives hints to paragraphs2. 0 2mm spacers for a clean and drag free positioning of the caliper 8 Mount the rotor with the 6 Torx T25 bolts onto the hub Watch out for the cor rect rotation direction of the rotor laser arrow Use only new original bolts or thread lock if you use old bolts Tighten the bolts in a crossed pattern Tightening torque 4Nm 34 in lbs 9 Remove the transport device shortly before installing the wheel The transport device prevents the brake pads from being pushed out too far by unintended lever squeeze It is impossible then to install the wheel with the rotor So never throw away the transport device Keep it and always clip it between the brake pads when the wheel is removed www magura com service magura de i i Install the wheel by positioning the rotor between the brake pads and fixing the wheel in the dropouts Close the quick release of your wheel which you should mount on the opposite side of the brake caliper and tighten it sufficiently As to thru axle hubs or wheels consult the manual of the respective fork manufacturer Squeeze the lever blade several times pump to push the pads to their proper posi tion until the lever feel becomes very firm 10 Correctly mounted disc brake wheel The rotor has to run directly between the brake pads for a drag free function If ever this is not the case re position the caliper with the 0 2mm spacers WR 0 K wrong Do not worry when you hear friction bet
3. be replaced 5 Press manually a new insert into the hose until it is fully seated Clamp the hose into the groove of the mounting device as shown 6 or clamp the mounting device as shown into a vice and hammer the insert carefully into the hose If your frame is not equipped for routing hydraulic hoses you should now mount the hose fitting kit for your rear brake according to the instructions that are included in the kit 7 Slide on the sleeve nut and a new olive onto the hose Push the hose with the sleeve nut and the new olive fully into the brake lever and tighten the sleeve nut with an 8mm open end wrench Tightening torque 4Nm 34 in lbs 8 Always check for correct installation by pulling on the hose Make sure that the system has no leaks Squeeze the lever blade hold pressure and check hose connections and the reservoir cover for eventual leaks Squeeze the lever blade several times pump to push the pads to their proper position until the lever feel becomes very firm If you cannot realize this bleed the brake see page 15 onwards www magura com service magura de 7 Maintenance i g Mera Brake Oil MAGURA disc brakes use as transmission medium low viscosity mineral oil the biodegradable MAGURA BLOOD Contrary to DOT brake liquid the MAGURA BLOOD does not irritate human skin or strip the paint of your frame Moreover it does not absorb water like DOT and does not have to be changed regular
4. de Never squeeze the lever blade without the brake pads in place and the wheel mounted If this happened by accident push back the pistons with moun ted brake pads by using the transport device or a flat blade screwdriver 4 Minimum thickness of a brake pad including the holder is 2 5mm Use only genuine MAGURA brake pads Tip check the pad wear with the groove of the YELLOW transport device Pad does NOT fit to the groove picture okl Pad does fit to the groove chan ge the pads Use only genuine MAGURA brake pads MAGURA cannot guarantee a cor rect function of the brake if you use brake pads from other manufacturers which were not tested Using other pads might cause poor braking and cause heavy bodily injury All warranty claims will be void in case of misuse 5 Clean on the occasion of the brake pad change the brake body with a clean rag 6 Mount the new brake pads Make sure that the friction side of the new brake pads points towards the rotor Tightening torque of the fitting screw 1Nm 9 in lbs Check after installation the correct fitting of the pads by pulling them 7 Check whether the pistons are fully pushed back and whether the pads are flush with the caliper body Push the brake pads back with the transport device or a flat blade screwdriver as described on page 12 Re install the wheel and check for a correctly tigh tened quick release skewer of the wheel that should be mounted on the opposite side of the ca
5. of this manual which have to be read carefully www magura com 9 service magura de ite 1 Welcome to the Brake People pa Congratulations You have purchased a fully hydraulic MAGURA disc brake proudly Made in Germany You will be enthusiastic about the awesome braking power and the very little maintenance that is necessary on our stop pers Good to know that you are not alone millions of users worldwide rely on them and every day were becoming more Brake lever master cylinder Brake caliper and rotor MAGURA Marta MAGURA Marta Ems ie On the fully hydraulic MAGURA disc brake system Marta the braking force is trans mitted to the braking surface by a mineral oil column The movement of the lever blade moves a piston which is integrated in the brake lever master cylinder The piston pus hes the mineral oil column through the brake hose in the direction of the brake caliper where two pistons on which the brake pads are fixed are pushed out The friction bet ween the brake pads and the rotor is slowing down the bicycle and causes a heating of both the rotor and the brake caliper Never touch either the rotor or the brake caliper after long braking as this h may cause serious burns You will be pleased to find out that the MAGURA Marta disc brake offers a superior braking power even with little hand force applied no matter what the weather conditions should be Particularly in wet weather conditions disc b
6. MAGURA Bike Parts GmbH amp Co Heinrich Kahn StraBe 24 D 89150 Laichingen phone 49 0 7333 9626 0 fax 49 0 7333 9626 17 info magura bikeparts de Hotline Helpdesk phone 49 0 7125 153 180 9 12 h 13 16 h CET fax 49 0 7125 153 184 service magura de MAGURA Partners and Service Centers Worldwide Andorra Esports Jorma phone 376 844133 fax 376 843022 jorma correu andornet ad Argentina Freier S r l phone 4442 3108 fax 4442 1756 esteban freier com ar Australia Velo Vita phone 02 9695 7744 fax 02 9695 7844 service velovita com au Austria Funbike phone 0662 6362450 fax 0662 6362455 funbike funbike at Belgium Transmission phone 010 244646 fax 010 244777 transmi euronet be Canada MAGURA USA phone 618 3952200 fax 618 3954711 magura magura com Czech Republic Vanek Praha phone 0312 698016 fax 0312 698025 Vanek praha mbox vol cz Kubecka phone 0653 213549 fax 0653 213549 velo idp cz Chile Armin Fiebig Import phone 09 8707652 fax 56 2 2312910 fiebig entelchile net Denmark Borandia APS phone 47 107172 fax 47 107066 borandia borandia dk Finland Best Brakes Ky phone 050 591 5863 fax 019 318557 info bestbrakes inet fi France MAGURA Service Center France phone 01 69916156 fax 01 69916156 sav_france magura de Cycles Lapierre phone 03 80525186 fax 03 80520851 henri boissel cycles lapierre fr Maillon phone 01 69916179 fax 01 69916173 maillon sarl wanadoo fr Gr
7. ason brake was not run it oil ubricants on rotor and or pads air in the system leaking systems badly aligned frame Paint powder coating on fitting eyelets Wheel q r skewer insuffi ciently tightened Insufficiently tightened wheel spokes carelessness carelessness Lever blade was pulled with removed wheel brake pads worn holder of pads is wearing the rotor accident incorrect installation solution break in the brake page4 clean the rotor with warm dishwater or alcohol replace contaminated brake pads bleeding the brake page15 Check hose connections and hose for leaks replace hose if necessary pages 14 15 align brake caliper with 0 2mm spacers page9 remove any paint or powder coating and care for an even contact surface without burrs page7 Increase tightening of Or skewer and mount it on opposite side of caliper check for an evenly spoked wheel with high spoke tension brake pads must be changed clean rotor with dish water or alcohol Push back the brake pads with transport device or a flat blade screwdriver pagel 2 brake pad change page 12 change hose or defective brake lever or caliper page 14 You will find further tips on our website www magura com in the FAQ section Stay tuned www magura com service magura de 12 accessories 13 Warranty MAGURA disc brake service kit code 0721 294 contains everything that you need for bleeding and repairing a brak
8. bike 2 Check whether you activate the front brake with the brake lever which you are used to braking on the front If ever this is not the case you will have to train your new setup because any unintended braking might cause an accident with possible heavy bodily injury Change the hose connection by a trained technician in case of any doubts Further hints concerning the swapping of the brake hose see page 10 onwards 3 New brakes and new rotors or brake pads must always be run in by breaking at least 30 times from a speed of 30km h to achieve the maximum brake power Take your bike to a safe place to run in the brake 4 In case of extreme riding conditions total weight of bike plus rider over 100kg and or a gradient of more than 15 always use both brakes simultaneously to brake your bike down 5 Do not use the Marta disc brake for downhill sport or on tandems Any misuse might cause heavy accidents with fatal injuries for you and others 6 Are you familiar with the other components on your bike such as shifting clipless pedals and suspension units Always train the perfect handling of your bike in a safe area before using it in the public traffic Consult the user s manual of your bike to learn more about this 7 For your own safety always wear a helmet when you ride a bicycle Make sure as well that your clothing and footwear are suitable 3 Before every ride always check carefully the following points 1 Always mak
9. e ATTENTION the kit does NOT include a spare hose MAGURA braided hose for all MAGURA disc brakes easily shortened with a cable cutter 1 700mm O fitting code 0721 203 Watch out for the genuine hose with yellow MAGURA marker Use only genuine MAGURA brake pads brake pads Marta Type 5 1 code 0721 340 Use only genuine MAGURA accessories Any parts manufactured by other manufacturers like lever blades hoses or brake pads have not been tested and approved by MAGURA and consequently nothing can be said about their short and long term function Never use those parts All warranty and product liability claims will be void in case of misuse Never change the paint the finish or the consistence of your brake This might cause total failure of the whole system with possible heavy bodily injury MAGURA is giving a 5 years leak proof warranty on brake levers master cylinder and brake calipers Watch out for the red order form of the warranty card in this manual and order your warranty certificate This warranty is void when damage to the brake has occurred from the following abuse mixing and matching the brake with parts from other manufacturers damage of the exterior finish caused by improper use any attempt to disassemble the whole brake modifications non factory changes or improper service shipping damages or loss purchase of full value insurance is recommended www magura com service magura de spare parts 2002 max t
10. e seen 7 Press the MAGURA BLOOD oil through the system Use a second syringe to suck any overflowing oil at the reservoir Then pull the filler syringe to suck oil back Repeat procedure 3 4 times and actuate CAREFULLY the lever blade simultaneously Make sure that there is always enough oil in the reservoir when you suck the oil with the filling syringe 8 Use the second syringe to suck any overflowing oil The rag around the brake lever and the caliper prevents overflowing oil from dropping down and contaminating and killing the brake pads Push the complete contents of the filling syringe through the system 9 The reservoir has to be full to the top before replacing the membrane and the cover 10 Replace the cover with the membrane onto the reservoir Oil will spill during this procedure therefore do not forget to place a rag around the brake lever Tighten the cover screw until the cover is flush with the reservoir Use only the original Torx T7 screws Any other screw will lead to leaks damages and failure of the whole system Tightening torque 0 6Nm 5 in lbs 11 Remove the syringe and screw in the 3mm allen bleeding screw Tightening torque 2 5Nm 22 in Ibs Re position if necessary the brake caliper tightening torque 6Nm 51 in Ibs Remove the transport device re install the brake pads and the wheel Always pull the lever blade several times pump until the brake pads touch the rotor Always check for correct installa
11. e sure that the quick release skewers of your wheels and seat post are correctly mounted and closed incorrectly installed quick release skewers might cause the fixed items to get loose Serious falls with heavy bodily injury might be the result 2 Always make sure that the brake lever pressure is ok by pulling the lever blade and ensuring that full braking performance is achieved before the lever blade touches the handlebars If this is not the case pull the lever blade several times pump until the brake pads touch the rotor In case of changing pressure points during a ride you might have air in the brake system See hints about filling and bleeding from on pages 15 16 www magura com service magura de d 3 Always make sure that the brake system does not have any leaks by activating the lever blade holding it and checking the hose connections and reservoir cover for eventual leaks Also see page 11 4 Always protect your rotors and brake pads from oil and lubricants e g by lubri cating your chain Avoid detergents and soap on the brake pads Contaminating the pads with oil and lubricants will cause a permanent loss of braking power Those pads are definitely killed and cannot be saved They have to be repla ced Clean a contaminated rotor with dishwater or alcohol See further hints about the brake pad change on pages 11 13 5 Release your brake lever and check whether your wheel moves freely and without drag Chec
12. eat Britain MAGURA Service Center UK phone 01530 837195 fax 01530 811286 service_UK magura de Raleigh Parts amp Accessories phone 0115 9855706 fax 0115 9282044 p amp acustomersupport raleigh ind com Venhill engineering phone 01306 885111 fax 01306 740535 info venhill co uk Jim Walker Co phone 01825 762400 fax 01825 761845 jim walker zee web co uk Greece Nikos Maniatopoulos phone 061 993045 fax 061 990424 idealman hol gr Hong Kong Chung Yung Cycle phone 02670 3639 fax 02679 5602 cycc168 hkstar com Hungary Mali Bicycle Technology phone 01 4207563 fax 01 4205321 mali mali hu Ireland Beara Bike Trading phone 064 89134 fax 064 41334 wschmidt indigo ie Israel Hobby s Ltd phone 972 52 42990 fax 972 3 5754529 yossi hobbys com Italy Race Ware phone 019 6806 fax 019 680638 mail raceware co Japan MC Internationa phone 06 5 fax 06 5360 mcinter m gt Korea Park s MI Transmis tral Norway Botol en phone 022 63061 fax 022 62 info bo n Poland Bike Spo phone 032 2348894 fax 032 2348 bikesport m D torit WORKSHOP 2002 Portugal Ciclonatur phone 01 4170907 fax 01 4173389 ciclonatur mail telepac pt Russia Dok phone 095 43402346 fax 095 4340482 diokl glasnet ru Singapore The Bike Rendezvous phone 65 7876587 fax 65 7876571 magurasin pacific net sg Slowenia Factory Store phone 06 3481705 fax 06 3481705 factorystore siol ne South Africa Cycles Africa phone 011 6 Spain
13. fitting which has to be screwed into the cali per as described above Tightening torque 6 Nm 51 in lbs Never shorten this hose at the end with the pressed fitting You could no longer use the hose then 3 Tighten the prepared end of the new hose onto the caliper Tightening torque 6 Nm 51 in lbs 4 Mount the brake hose as described in chapter 6 After the installation of a new hose you will always have to refill the brake The following chapter 9 describes how the filling has to be done www magura com service magura de 9 Filling and bleeding a brake i i Brake oil MAGURA disc brakes use as transmission medium low viscosity mineral oil the biodegradable MAGURA BLOOD Contrary to DOT brake liquid the MAGURA BLOOD does not irritate human skin or strip the paint of your frame Moreover it does not absorb water like DOT and does not have to be changed regularly What sounds unbelievable is a fact you can use your bra kes over years without having to touch them except brake pad change 1 Loosen slightly the clamping screw of the brake lever with a 5mm allen key and turn the brake lever so that the reservoir is positioned horizontal Slightly tighten the clamp screw in that position 2 For filling and bleeding a MAGURA disc brake you will need the disc brake servi ce kit Code 0721 294 including all necessary tools 3 Prepare the transparent filler tube by pushing in by hand the M6 barbed fitting on w
14. hich you have mounted an O ring before Put the other end of the filler tube on the syringe and fill the syringe completely with MAGURA BLOOD mineral oil Fill the syringe completely and make sure that there are no air bubbles inside Turn the syringe eventually to push out air bubbles 4 Remove the brake pads as described on page 12 and slide the YELLOW trans port device as shown with its THICK END between the caliper pistons Squeeze slightly the lever blade pump to tighten the transport device Only use the YELLOW trans port device for this procedure the formerly used black one is not suitable for this work 5 Fix the caliper so that the hose connection is at the highest point of the caliper hose has to be positioned vertically It might be necessary that you have to unscrew the lower caliper fitting bolt and to fix the caliper to realize this properly e g on rearbra kes Unscrew bleeding screw with a 3mm Allen key Screw in the prepared syringe and tighten it by hand Place now a rag which has to be free of oil or lubricants around the reser voir and more important around the brake caliper Care for a clean working environment No dirt or particles may come into the brake system www magura com service magura de 6 Unscrew the Torx T7 reservoir cover screws and remove the cover with the membrane sitting below Begin to slowly press the oil contents of the filling syringe through the system until no further air bubbles can b
15. ightening torques Torx T7 key 0720 847 left 0721 371 right 0721 370 hubs Pro front silver 0721 146 front black 0721 153 rear silver 0721 147 rear black 0721 154 Comp front silver 0721 148 front black 0721 155 rear silver 0721 149 rear black 0721 156 Fun front black 0721 355 rear black 0721 357 0721314 10x 0721 000 5 in Ibs 0721 285 0721 286 10x 0720 918 34 in Ibs 10x 0720825 20x 0720 916 10x 0720 446 10x 0720405 2x 0721 214 2x 0721 388 6x 0721 057 34 in Ibs Torx T25 key 0721 204 160mm ONLY 6 holes version available 0721 620 standard hose 0 1600 mm 0720 826 6Nm 2500 mm 0720 827 6Nm braided hose 0 1700 mm 0721 203 6Nm EN If front 0721 344 International Standard rear 0721 345 International Standard 10x 0720 931 22 in Ibs 2x 0721057 51 in lbs 20x 0720 917 0 2 mm spacer 10x 0720 828 9 in Ibs 2x 0721 340 TYPE 5 1 front Manitou Postmount 74 0721 346 www magura com service magura de
16. k eventually whether the wheels are correctly mounted and if the quick relea se skewers are sufficiently tightened Also see page 9 6 Are your tires in a good condition and are they sufficiently pressurized Test this with your fingers Lift up your bike and turn the wheels of your bike An insufficient rotati on might be due to damaged tires broken axles and or broken spokes 7 Pick up your bike and let it drop from a moderate height Be careful in case of any rattling noise Check the bearings and all screwed connections 8 Always follow the instructions given in the owner s manual of your bicycle Never use your bicycle if ever a proper function of the points mentioned above is not guaranteed Consult a professional bike mechanic if you feel unsu re A faulty bicycle might cause serious accidents with possible fatal injuries of the rider 4 Transport of the bicycle In case of a disc brake equipped bicycle you should always keep in mind the following points Never activate the lever blade without the brake pads in place and the wheels moun ted In case this should have happened see page 10 of this manual Never throw away the transport device which has been delivered with the brake Always clip it between the brake pads whenever the wheel is removed e g transport of the bike Always carefully removed wheels Make sure that the rotors are not damaged deformed or contaminated with lubricants Do not transport the bi
17. ke upside down For a transport in an aircraft you can leave your brake as it is e g you do not have to empty it www magura com service magura de 5 Brake Installation i 1 Tools for installation maintenance Allen key 2 2 5 3 and 5 transport mounting device sharp knife 8mm open end wrench flat blade screw driver Torx T25 key Torx T7 key delivered with the brake Always insert the allen and torx keys completely to avoid damaging the bolt heads Unpack your Marta disc brake 1 brake lever master cylinder connected through the 2 brake hose with the 3 brake caliper with transport device shown is International Standard version ATTENTION remove 4 YELLOW transport device only shortly before installation of the wheel 5 rotor diameter front and rear 160mm 6 fitting bolts for caliper Allen key 5 2 pieces 7 fitting bolts for rotor Torx key T25 6 pieces 8 0 2mm spacers 8 pieces 9 hose inserts 2 pieces 10 olives 2 pieces 11 Torx T25 key 12 Allen key 2 not shown hose fitting kit for rear brake comes with all rear brakes specifications modifying and improving this product are subject to change without prior notice www magura com service magura de eo mg The brake levers calipers and hoses of the different MAGURA disc brake models are completely different and not compatible Never mix and match parts from the different models Any misuse might cause seriou
18. liper 8 Squeeze the lever blade several times pump to push the pads to their proper position until the lever feel becomes very firm New brakes and or new rotors or brake pads must always be run in by braking at least 30 times from a speed of 30km h to achieve the maximum brake power Take your bike to a safe place to run in the brake Never contaminate brake pads with oil or grease this causing permanent loss of brake power Contaminated pads are definitely killed and must be replaced www magura com service magura de 8 Repairs p Disc brake service kit code 0721 294 Don t panic if the hose snaps With the disc brake service kit and a separately available spare hose see spare parts pages 21 22 this can be repaired easily The Marta is a high pressure system and comes with a reinforced hose the MAGURA Disc Tube wearing also this imprint The Disc Tube needs an additio nal insert for a proper fitting Never mix and match either the hoses or other parts from the other MAGURA disc brake models Any misuse might cause serious accidents 1 Remove the damaged hose from both the brake lever and the caliper Cut off the barbed adapter caliper connection with a sharp knife Slide both the sleeve nut and hose protector on the other side All mentioned parts can be re used Throw away the damaged hose 2 Prepare a new hose Use only the reinforced MAGURA Disc Tube hose One end this hose comes with a pressed
19. ly What sounds unbelievable is a fact you can use your brakes over years without having to touch them except brake pad check and change Always make sure that the brake system does not have any leaks by activating the lever blade holding it and checking the hose connections and reservoir cover for eventual leaks Consult a trained technician in case of leaks Leaks cause poor braking performance with possible serious accidents As to hints about repairs of the hose see page 14 onwards Brake pads wear control and replacement Brake pad wear The brake pads are subject to wear due to friction bet ween rotor and pads The Marta disc brake features a fully automatic pad wear adjustment Regularly check the thickness of your brake pads and replace them if necessary Control and replacement of the brake pads Never touch either the rotor or the brake caliper after long braking as this may cause serious burns 1 Remove the wheel so that you have free access to the brake caliper Push both brake pads back by putting the transport device or a flat blade screwdriver into the gap Move the screwdriver slowly back and forth until both caliper pistons are fully retracted and flush with caliper body Never push back the pistons without the brake pads mounted 2 Remove the brake pad fitting screw with a 2mm allen key 3 Pull out the brake pads Clean the pads with a dry rag that is free of oil and grease www magura com service magura
20. ndard IS for disc brake installation Only the front brake is available with a special Postmount caliper Never mount the brakes with adapters or brackets from other manufacturers All warranty will be void in case of any misuse Use only direct mounting parts from MAGURA or the frame or fork s manufacturer Make sure that the caliper fitting eyelets on your frame or fork are free of any paint powder coating or burrs arrows If this is not the case you should contact your dealer who is able to care for the absolutely necessary even surface with the help of the MAGURA Gnann o mat disc optimizer tool also see page 9 www magura com service magura de 3 Mount the caliper onto the fork or the frame Use a 5mm allen key Tightening torque 6Nm 51 in lbs 4 Only the front brake is available with a special caliper for the so called Postmount which you find on Manitou suspension forks MAGURA does not offer rear brakes for the Postmount 5 Very often frames are not well aligned to ensure a drag free mounting of the bra kes You may have to use then the 0 2mm spacers which you should install as shown by the arrows between fitting eyelets and brake caliper See also the 2 caliper sketches on page 9 6 If you use a thru axle hub you must use thicker 3mm spacers These are either available separately code 0720 829 or come supplied with the MAGURA Gustav M thru axle hub If necessary you might have to use here as well additional
21. rakes are much more responsive than rim brakes and transmit their enormous power shortly after activating the brake lever Disc brakes do not cause a wear of your rims In case of insufficient mounting conditi ons they might however cause a squealing noise during braking mainly in wet weather conditions This manual contains important information about the safe installation operation and maintenance of your MAGURA disc brake We urge you to read it carefully become familiar with its contents and follow our recommendations to A help make your new braking experience enjoyable and trouble free Although the Marta disc brake system is relatively simple you should not overestimate your technical skills We therefore advise you to leave the follo wing works to a trained technician of a professional bike shop In case of any further questions or problems we warmly recommend to visit our website www magura com where you will always find the newest and hottest tips about all our products Stay tuned with the Brake People Thank you for your confidence in our products enjoy your ride and your new MAGURA disc stoppers Happy trails www magura com service magura de 2 Before the first ride 1 Are you already familiar with hydraulic disc brakes Our brakes might be much more powerful than the stoppers on which you relied so far Take your bicycle to a safe area to learn the proper braking technique and operation of your new brakes and your
22. s accidents MAGURA manufactures these braking systems according to the valid standards and based on profound product tests Because of the large variety of forks and frames avai lable on the market it is impossible for MAGURA to test all possible combinations If you mount any of our brake systems always make sure that the brakes are in conformity with the bicycle Disc brake calipers can generate a lot of heat during extreme riding condi tions The resulting heat transfer from the caliper to the fork and or frame can have a negative influence on the mechanical characteristics of both the fork and or the frame Insufficient heat transfer from the brake caliper to the frame and the fork caused by fork and or frame components having low heat transfer characteri stics e g carbon rear triangles can cause the brake to overheat with the pos sibility of a total failure of the brake system This can cause serious personal injury to yourself and or others With respect to product liability we remind all our users that any manufac turer also bike mechanic or end consumer is responsible for the correct fun ction of the complete bicycle in this context Improper combinations and insuf ficient installation might cause damage and serious accidents 2 Mount the brake lever to the handlebar with a 5mm allen key Tightening tor que 4Nm 34 in lbs The MAGURA disc brake Marta is compatible with frames and forks which meet the international sta
23. suse might cause serious accidents Never touch either the rotor or the brake caliper after long braking as this may cause serious burns 1 Remove the wheel so that you have free access to the brake caliper Push both brake pads back by putting the transport device or a flat blade screwdriver into the gap Move the screwdriver slowly back and forth until both caliper pistons are fully retracted and flush with caliper body Never push back the pistons without the brake pads mounted Open the brake system only after having pushed back fully the brake pads 2 Loosen the brake lever clamping screw with a 5mm allen key Turn the brake lever and ensure that the reservoir is horizontal 3 Slide the hose protection Unscrew the sleeve nut on the brake lever with an 8mm open end wrench and pull the hose out carefully Hold the hose carefully to avoid any loss of oil Do not squeeze the lever blade with the system open 4 Put the hose on a workbench and shorten it with a sharp knife The best tool is the MAGURA cutter code 0321 233 Do not use saws or pliers If your frame is not equipped for routing hydraulic lines you should now mount the hose fitting kit for your rear brake according to the instructions that are included in the kit www magura com service magura de Hold the hose carefully so that it cannot snap away arrow Cut the hose squarely The sleeve nut can be re used The olive and the insert cannot be re used and must
24. tion by activating the lever blade and checking for eventual leaks Never contaminate brake pads with oil or grease this causing permanent loss of brake power Contaminated pads are definitely dead and MUST be replaced A contaminated rotor can be cleaned with warm dishwater or alcohol www magura com service magura de ZS a leg 10 The disc brake wheel The XC disc brake wheel There already exists enough literature concerning wheels so just a few tips how a well built X country disc brake wheel has to be Use spokes with a diameter of 2mm arc 1 8mm which you cross three times No radial lacing with disc brake wheels Head inside spokes arc outside spokes have to be pulled i e these spokes point for ward on the front wheel on the back wheel these spokes point forward on the rotor side and backwards on the drive side All spokes have to be stressed equally and high Mount the quick release of the wheel on the opposite side of the caliper Never use ultra lightweight quick releases with titanium or aluminum axles for your wheel sets in combination with a disc brake You will not be in a positi on to realize the necessary tightening torque www magura com service magura de 11 Trouble Shooting p problem not enough brake power no pressure point Squealing brake contaminated brake pads contaminated rotor wheel cannot be mounted rattling noise and rough deceleration leaking hose or brake re
25. ween rotor and pads A slight drag is normal on disc brakes with automatic pad wear adjustment during the break in period This drag will disappear after a while The reason for this is that the brake pads find their optimum working position towards the rotor only after a slight wear during the break in period Slight drag might also happen after a brake pad change or in case of an incorrectly installed wheel In case of a constantly dragging disc brake causing noise your frame or fork is badly aligned In such a case you should contact your dealer who can care with the MAGURA Gnann o mat disc optimizer for a totally even surface of the disc brake mounts These are absolutely necessary for a drag free function of your brake New brakes and or new rotors or brake pads must always be run in by breaking at least 30 times from a speed of 30km h to achieve the maximum brake power Take your bike to a safe place to run in the brake Reach adjust is done with a 2 5 mm Allen key Turning key clockwise lever blade moves away from the handlebar turning counterclockwise blade moves to the handlebar www magura com service magura de 6 Shorten the hose 1 d Marta is a high pressure system and comes with a reinforced hose the MAGURA Disc Tube wearing also this imprint The Disc Tube needs an additio nal insert for a proper fitting Never mix and match either the hoses or other parts from the other MAGURA disc brake models Any mi
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