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GT STREET MACHINE User's Manual

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1. To check whether the front wheel turns smoothly lift your bicycle at the frame so that the front wheel moves freely above the ground Lean your bike to the side Now the handlebars should moove smoothly immedia tely When you hold the frame straight and push the handlebars slightly they should move smoothly from their middle position If the be aring is too tight undo the clamping screws at the side and loosen the hex headed screw in the cap a little bit by turning it anti clockwise Now move the stem upwards by swinging it a little bit After you have adjusted the bearing play check if the stem is adjusted in a parallel position to the front wheel and tighten the two clamping screws alternately with 8 10 Nm Check the clamping by trying to turn the stem against the front wheel Check whether the handlebars move freely wi thout touching the frame or the seat Adjusting the angle of the handle bars By changing the angle of the handlebars you can adjust the position of the grip to the length of your upper body and your arms Most riders are comfortable with a 45 angle so that the grip points diagonally to the front and up The more upright the grip position the lesser is the maximum possible cramp of the handlebars since it touches your legs earlier In order to change the angle undo the screw of the handlebars clamping by some turns Turn the handlebars until they are in your favorite position Check that the stem clamps
2. quick release check correct closing derailleur check for movement and function clean and lubricate screws and nuts mudguards check and tighten check for damage and correct position valves check for correct position and air tightness stem check clamping check clamping screws cables This service plan is intended to give you a rough overview over the required maintenan ce and service works In no case it can replace the detailed instructions in this manual You can perform service works marked with a e if you have the required skills and tools as for example a torque wrench If you discover any defects while checking your bicycle they have to be repaired immediately If you are in doubt please consult your local bike shop 60 Hi Velotechnik dismount lubricate replace if necessary Works marked with a A should only be car ried out by a trained bicycle mechanic At the annual service the bicycle mechanic has to carry out all works listed as well as all ser vices and maintenance works necessary accor ding to the momentary technical standard and professional knowledge Please follow at any rate the manuals of the parts manufacturers see page before every ride monthly annualy note A A 7 e 52 e e 27 35 54 5 5 13 A 35 A The service intervals given in this Warranty Pass refer to an average use and a riding per formanc
3. General safety instructions Replacement of parts The replacement of parts relevant for safety especially brakes light system stem handlebar fork drive train suspension elements should only be done with original parts by a bicycle mechanic since it requires a certain degree of skill suitable tools and mechanical aptitude Any technical change you perform on your own is at your own risk Danger If any part is deformed e g due to an accident or overload especially frame fork handlebar seat mounts pedals cranks and brakes it is not allowed to use it any further or repair it Do not try to straighten bent parts You must replace them for your own safety If you do not replace a damaged part it can result in a total failure of the part and you may be seriously injured No alteration of parts Caution You are not allowed to perform any work on the parts of the bicycle especi ally frame fork handlebar and seat which might endanger their solidity These works include drilling holes welding brazing paint methods that add heat or any other chemical treatment If any of these works is done improperly it may result in a loss of strength through direct damage or increased susceptibility to corrosion 6 HI Velotechnik Final assembly Your bike has been delivered to your specialist dealer only partly assembled Your dealer has carefully finished the assembly perhaps altered the spefication of your bike
4. Take care that your luggage does not cover the lighting system and the reflectors of your bicycle and that they stay fully functional In case you want to park your bicycle take ca re to lean it on a wall or any other solid ob ject With the kickstand alone it is not possible to safely park a bicycle loaded with luggage it could fall down and be damaged Transport in the car The best way of transporting your bicycle is inside the car See that it does not lie on the derailleur If you want to transport it outside the car we recommend a roof rack or a rear carrier Take care to fasten your bicycle at the frame only Caution Do not fasten your bicycle at the handlebar or with disassembled wheels at the dropouts The wind causes violent forces that can stress the parts and therefore may cause damage Such damage may not be no ticed immediately Please remove any part that could come loose during transport seat cushion water bottles luggage bags pumps pennants etc Do not take kids with you The Street Machine GT is not designed for the transport of children You are not allowed to mount a child s seat It is only allowed to transport children in a trailer that has been specially designed for that purpose Trailers You are allowed to use trailers up to 30 kg 68 Ibs with the Street Machine GT Always check that the suspension and the trailer still work properly after you have mounted the trailer Take care that
5. 56 Warranty Pass 57 Service Plan 58 Proofs of service 62 Revision July 2002 For latest product informa tion please check out our website at www hpvelotechnik com All trademarks be long to their respective owners HP VELOTECHNIK Bleichstrasse 5 65830 Kriftel Germany Tel 49 0 61 92 97 99 2 0 Fax 49 0 61 92 91 02 18 Introduction Dear customer thank you for buying a recumbent bike designed by HP VELO TECHNIK and congratulations on the purchase of your new Street Machine GT With the Street Machine GT a high quality touring bike you will enjoy many years of exhilarating riding pleasure Your safety and your satisfaction are our main concern On the following pages this manual will inform you about important safety issues as well as maintenance and care instructions Even if you have many years of experience with bicycles please do take your time to read this manual carefully before the first ride Your recumbent bike is designed with the latest bicycle technology by HP VELOTECHNIK that partly needs special treat ment and care In this manual you will find detailed instructions on how to optimize your Street Machine GT to meet your demands and riding style as well as your size and weight In addition to this we have put together a collection of infor mation on care and maintenance as well as special technical ad vice from our engineers This guide helps you to keep your Street Machin
6. Customer s Signature Dealer s Signature an Stamp H Velotechnik Warranty Pass light system check function adjust headlamp and rear light check cable contacts clean reflectors replace missing reflectors check air pressure check tread and sidewalls brakes check for damages check for leaking oil check rigid feel brake lever blades when pads reach rotor check brake pads for wear suspension element clean and oil thread lubricate bushes suspension fork check dust boot and correct position lubricate check fork play adjust if necessary rear swing arm check function and bearing play tighten axle screws bottom bracket bearings check bearing play rims chain check wall thickness wear condition grease and check for wear chain tubes check for wear expand ends or exchange tubes chain roller check for wear check bearing crank check tighten paintwork conserve and repair wheels check alignement and spoke tension handlebar check for damage bends headset check bearings grease 58 H Velotechnik every 6 months H Velotechnik Warranty Pass check bearing play and brake discs mount check bearing play check binding mechanism check clamping of the front boom clean and conserve check for damage damage to paintwork
7. Exchanged or additionally mounted parts 3rd service No later than 6000 kilometers or two years af ter the purchase Order No Date Dealer s Stamp and Signature Exchanged or additionally mounted parts H Velotechnik Warranty Pass 4th service No later than 9000 kilometers or three years after the purchase Order No Date Dealer s Stamp and Signature Exchanged or additionally mounted parts 5th service No later than 12000 kilometers or four years after the purchase Order No Date Dealer s Stamp and Signature Exchanged or additionally mounted parts Zu H Velotechnik 6th service No later than 15000 kilometers or five years after the purchase Order No Date Dealer s Stamp and Signature Exchanged or additionally mounted parts 7th service No later than 18000 kilometers or six years af ter the purchase Order No Date Dealer s Stamp and Signature Exchanged or additionally mounted parts H Velotechnik Warranty Pass Ve D HRS HP Velotechnik e Paul J W Hollants und Dipl Ing Daniel Pulverm ller GbR Bleichstrasse 5 e D 65830 Kriftel e Tel 49 6 92 97 99 2 0 e Fax 91 02 18 e www hpvelotechnik com
8. and tighten the nut with 14 16 Nm Caution The roller comes with two main tenance free sealed bearings The bearings are exchangeable Between the bearings the re is a spacer that keeps the correct distan ce If you forget to put in the spacer after you have dismounted the bearings they will be destroyed when you tighten the screw while remounting them The bearings must not be treated with a jet of water from a high pressure cleaner or with solvents since it destroys the seals and remo ves grease in the bearings If the bearings don t move smoothly anymore you ll have to replace them Suspension Fork Suspension fork Clean and grease your suspension fork regu larly Always use a high quality silicone or Teflon lu bricant You can purchase special lubricants for suspension forks at your local specialist dealer If your suspension fork has lubricating nipples at the back you should insert a small amount of grease every four weeks After six months at the latest the fork has to be lubricated again For that purpose open the fork and dismount the parts as described in the following paragraph If you are in doubt please have your bicycle mechanic do the work If your suspension fork comes with a dust boot please clean the lower and upper leg and the seal under the dust boots every four weeks Otherwise dirt and water can lead to corrosion Lubricate the legs regularly with a thin film The following instructions re
9. danger Please take care that the cable ends are always protected with a cap H Velotechnik Maintenance and care Hydraulic brakes MAGURA hydraulic brakes use low viscosity mi neral oil that contrary to DOT brake liquid used in cars does not absorb water Thus you don t have to change the oil Please read the MAGURA manual that comes with the bike You will find more detailed maintenance instruc tions in the manual Workshop that is availa ble for download from MAGURA at www magu ra com In case of a damaged hose or any lea kage of oil always consult a qualified technician in a bike shop Danger All maintenance work on the hy draulic system of your brakes may only be carried out by a qualified technician In case these works are carried out without the re quired knowledge and skills the brake system might fail which can lead to a serious crash Hydraulic rim brakes To balance the wear of the brake pads there is a turning knob at the brake lever Turn this knob anti clockwise to move the pads closer to the rim As soon as the knob doesn t turn anymore the brake pads have to be exchanged Before you change the pads turn the knob clockwise as far as it will go back to the initial position 34 H Velotechnik Hydraulic disc brakes MAGURA Clara disc brakes model 2001 or later feature a fully automatic pad wear adjustment Brake pads are subject to wear therefore re gularly check the thickness of your brake
10. pose you will have to dismount the rear swing arm and send it together with the axle via your specialist dealer to HP VELOTECHNIK After having been mounted the bushings are machi ned to adjust them Undoing the axle screws In order to mount the rear rack or the lowri der the axle screws have to be undone We re commend you to leave one screw in place to prevent the axle from turning In case the rear swing arm is to be dismoun ted completely you can prevent the axle from turning by inserting a thin metal rod in the ho le of the axle through the drilling of the rear swing arm under the axle You can prevent the axle from turning by inserting a thin metal rod in the hole of the axle H l Velotechnik Maintenance and care Seat Seat For transport purposes you can dismount the seat For that purpose open the quick releases and unscrew the knurled nuts from the axle Then remove the quick releases and catch the washers that come out too To remount the seat do all the steps in reverse order Interchanging the seats In principle you can interchange the different seat sizes and the seats of the Street Machine Gt with the Speedmachine If the adjusting range of 10 cannot fully be used after you have exchanged the seat you will have to slightly reposition the slotted alu minum fittings at the seat For that purpose take off the seat cushion Undo the self locking nuts of each of the 4 screws of the upper and
11. the oil used in the damper becomes thicker and more viscous at lower temperatu res which can be compensated through a change in the damper setting Adjusting your new bike Please note that you can seriously spoil the ri ding comfort through a bad damper setting es pecially through unsystematic playing with the knobs that may result in much to high damper values In the worst case the suspension ele ment will neither compress nor decompress If you are in doubt please consult your local dea ler Adjusting the compression damping In order to adjust the compression damping turn the knob on the downside of the suspen sion element when you look in driving direc tion it is at the front of the suspension ele ment You get minimum damping when you turn the knob as far as it will go when you look at the knob from the underside turn it clockwise When you unscrew it the damping increases the compression movement is slower the damping gets harder H l Velotechnik Adjusting the suspension If you loosen the screw as far as it will go the suspension will be blocked completely the re ar wheel will have no more suspension Through the thereby occurring high peak pres sures in the damper the seals may wear early We recommend you to set the compression damping to a very low value that means to turn the knob as far as it will go and then loo sen it again by half a turn Thus the suspension compresses quickly when a bum
12. ween shoe and pedal you don t have to keep your foot on the pedals with pressure anymo re This enables a more relaxed and round pe daling movement where you may even pull a little on the pedals Without this connection to the pedals your feet may come off suddenly which may result in a fall Modern system pe dals with binding therefore contribute to safe riding At first you will have to practice with these pedals to make sure that you can get off quik kly in a dangerous situation Please read the manual of the pedal manufacturer that comes with this manual and have your dealer explain the use of the pedals to you In the beginning set the release force of the binding to a low value to make sure you can get off safely Please use exclusively the original shoe plates from the manufacturer of the pedals do not use any other brand If you re using shoe plates that are not authorized the binding system won t work properly H Velotechnik instructions ing ins Handl Strain riding freehand way of riding Slowly increase the strain We recommend you to perform only short ri des without much power during the first weeks Always use a low gear and ride with a high pe daling frequency Only after having acquired so me training do increase the strain slowly When you ride on a recumbent you use other muscles than on a conventional bicycle and they have to be trained first The very high po sition of the bottom bracket
13. curve Only when you ride straight ahead again should you resume pedaling Danger Please note that due to your low seat height other road users may notice you very late Ride anticipatory with this in mind This is especially important while riding in darkness You yourself have a much better view than others perceive you Ride defensi vely We recommend you to mount a well vi sible and reflecting flag to the bicycle while using it in traffic Please ask your dealer for more information Protective clothing clippless pedals Wear protective clothing Riding a bicycle is a potentially dangerous sport where accidents can happen even when you take care of every safety instruction pres cribed We recommend you to wear an approoved bi cycle helmet that fits well Protect yourself by wearing special sports clothing that fits tight and is reflective If you re wearing wide pants use clips to protect them from getting caught in the chain or use an old fashioned method and put the pants in your sockets When you fall with a recumbent you usually land on the side of your hips and your hands Wearing reinforced cycling shorts and gloves reduces the danger of skin injuries considerab ly Use clipless pedals The pedals of your Street Machine GT can be upgraded on demand with a binding system As soon as you are comfortable with riding your Street Machine GT you should use those cle atless pedals Due to the rigid connection bet
14. does not take advantage of the full comfort potential You will find more information on changing springs in this manual under Maintenance and Care page 45 H Velotechnik Adjusting your new bike Learning the new riding technique Your new bicycle has been assembled by your dealer and adjusted together with you as des cribed on the previous pages under Adjusting your new bicycle Before you mount your bike and enjoy your first ride please make yourself familiar with the instructions on the riding technique and the handling Learning the new riding technique To ride this recumbent you will have to make yourself acquainted with the different riding position Make sure that you and all other fu ture users of this bicycle will have read this manual carefully prior to the first ride If you are in doubt please consult your local dealer Before the first ride the users of this recum bent have to practice and make themselves fa miliar with the different handling We recom mend to practice on a quiet road away from traffic Before you ride the bicycle in traffic you must master the handling completely Go to a road where you can ride straight ahe ad without being hindered Hold your bike at the handlebars and pull a break Then mount your bicycle and lean back Leave one foot on the ground and put one on the pedal Therefore rotate the crank in the top position so that you can pedal immediately with power Try to keep y
15. in that case 4 E y P HI Velotechnik Rear suspension element Rear suspension element Changing the spring You can buy the spring for the rear suspension element in different spring stiffnesses from your dealer We recommend the following spring stiffnes ses depending on the overall weight up to 80 kg 183 Ibs 350 Ibs inch up to 100 kg 230 Ibs 450 Ibs inch up to 120 kg 275 Ibs 550 Ibs inch In addition to this your dealer can also use springs with other spring stiffnesses or special lightweight springs made of titanium In most cases the stiffness is printed onto the spring Take care to read the imprint carefully since the term B650 that sometimes occurs does not mean 650 Ibs inch Spring lengths DV22 83 mm 70 90 mm ST8ARC 70 mm 65 76 mm In order to change the spring you will have to remove the rear screw and swing away the re ar frame Hold the main frame of your bicycle in a work stand In case you have a suspension element with adjustable damping first remove the rear ad justment knob for the damping control by un doing the small screw at the side with an Allen key and by then pulling of the knob If there is a safety ring at the thread of the suspension element push it to the front so that you can undo the adjustment ring comple tely and then turn it to the utmost position at the front Remove the slotted spring retention disc at the rear end Danger If the bicycle does not st
16. kg 23 Ibs When a rear rack or a Speedbag is mounted you have to make sure that when the rear sus pension is fully compressed there is at least a cm distance between the rear tire or mudguard and the rear rack If you want to in crease this distance you have to decrease the suspension travel of the rear suspension ele ment with clip on spacers For that purpose please consult your local dealer Additional loading can influence thehandling of your bike considerably If you plan on riding with heavy luggage we advise you to make a test ride on a street with no traffic to adjust to the new situation The load should be placed as close to the bo dy of the rider as possible since this leads to a more stable performance You can also impro ve the handling of the bike by positioning the center of gravity of the luggage as low as pos sible so pack heavy items in the bottom of your panniers Hang heavy panniers on the lo wrider rack preferably to the rear rack 4 NM p H Velotechnik Be careful that your luggage on the racks or in the Speedbag is safely stored Bags must be tightly fastened to the rack so they can not move In no case may loose parts like straps or belts touch the wheels the derailleur or the suspension We recommend waterproof bicycle bags by the German manufacturer ORTLIEB You can buy them with extra large hooks matching the oversized tubes of the rack You can also refit those large hooks later
17. lower seat fastening by several turns The holes in the aluminum fit tings are slightly bigger than the diameter of the screws so that you can move the alumi num fittings up or down to find the biggest ad justing range possible Finally tighten all screws of the seat fastening by 8 10 Nm Screws that are not tight enough may lead to cracking noises while riding and may damage the seat H Velotechnik Seat Cushion Seat cushion The standard seat cushion consists of a 1 4 cm thick layer of flexible EVA foam This is a black material with closed cells that is also used in the production of high quality camping mats It feels very comfortable without appearing too soft or spongy It is waterproof so that you can dry your seat with a sweep of your hand in ca se your bicycle has become wet Caution The seat cushion is fastened with Velcro and you can take it off For this pur pose it is important not to simply grab the foam and take it off since the Velcro could come off In order to take off the seat cus hion lift up the upper part a little bit from the seat Then you grab the cushion on both sides together with the end of the Velcro that sticks out slightly and remove the cus hion slowly In case the Velcro comes off fasten it again with a good glue Caution Never expose the seat cushion to extreme heat or focused sunlight The mate rial warms up considerably The heat may melt the glue of the Velcro The seat cushion
18. once after you have gone over a bump should you increase the damping When the fork works fine when passing a sin gle bump but stiffens distinctly when passing several bumps that come quickly in a row the damping is too high However when the fork jumps during the rebound movement the damping has to be increased Choosing the spring stiffness of the suspension fork Your suspension fork comes by default with a standard spring that covers a wide range of lo ad and riding styles If the spring stiffness should not meet your re quirements after adjusting the pre load or if the suspension bottoms out too much you can order a spring with another spring stiff ness through your dealer and have it mounted there For more information see page 4l It is not important to exactly follow the re commended values for the negative travel rat her follow your feeling how the bicycle beha ves during a ride depending on the road situa tion While riding you should only seldom feel the suspension bottoming out However in case this never occurs the spring might be to hard which means you don t use the total suspen sion travel H l Velotechnik Adjusting your new bike Adjusting the rear suspension ele ment Danger While adjusting the rear suspen sion element never load the bicycle e g through resting on the seat or loading the rear rack when your hands or tools are clo se to the suspension element Otherwise your hand
19. other vehicle the bicycle has parts that suffer from wear and tear The life span of these parts depends on how often and how they are used as well as how they are cared for Please note that the wear and tear of cer tain parts of the bicycle is perfectly normal and not a reason for complaint This manual contains information about the most frequent wearing parts Brakes The brake pads suffer from wear due to fric tion and have to be exchanged then The brake pads of your rim brakes are worn when you can pull the lever further and furt her to the handlebar before the pads touch the rim When they are so worn that you can t see the cross grooves of the pad anymore you will have your bicycle mechanic exchange the brake pads Also the rim walls suffer from wear When the rims are too worn the tire pressure can tear up the rim and damage the wheel danger Please have your bicycle mechanic check your rims at the latest after the second brake pad change and exchange them if necessary V brakes with cables To balance the wear of the brake pads you can tighten the cable with the knurled nut where the cable goes into the brake lever First loo sen the locknut then undo the screw so far that the wheel turns barely not touching the pads hold the screw and tighten the locknut again towards the brake lever Caution Damaged cables where single wires stick out have to be exchanged im mediately Otherwise your brake system may fail
20. pads and replace them if necessary Caution Never activate the lever blade wi thout the brake pads in place and with the wheel dismounted When you transport the bicycle without wheels always use the trans port clips delivered with your bike or put a piece of cardboard in the brake caliper to replace the disc Carefully separate brake pads that have moved together with a screwdriver The brake caliper is bolted to the frame with M6 screws tightening torque is 6 Nm To achieve the perfect alignment of brake caliper and rotor tiny washers of 0 2 mm thickness can be added between brake caliper and frame fittings Gear system Gear System Please read the manual of the gear system ma nufacturer carefully when you want to work on it Your dealer will have carefully adjusted your derailleur gearing system before handing over the bike But during the first 100 kilometers of riding the gear cables can stretch making the gear indexing imprecise The chain then climbs only hesitantly onto the next sprocket Adjusting the gear indexing for the rear derailleur Adjust the barrel adjuster where the gear ca ble goes into the rear derailleur Do it in small steps of half a turn Check after each adjustment whether the chain moves smoothly up to the next larger sprocket To do this either turn the cranks by hand or ride the bike When the chain climbs up easily you need to check that it still goes down easily onto the smallest
21. parts looses spokes etc If you are in doubt please consult your local bike shop Caution Any damage of the paintwork has to be cleaned from rust and repaired imme diately else the damaged part in the frame gives way to corrosion that nests in the sur rounding paintwork This can result in dama ge of the frame In case of small scratches at the surface of the powder coating of the frame or the surface of the seat or the Speedbag you can simply polish them away You can buy a special polishing agent for epoxy resins at a specialist dealer for boat building Do not use a polish for metal After you have cleaned the bicycle dry it and treat the paintwork and the metal surfaces with wax You can purchase this wax from your local bike dealer as a convenient spray The wax passes moisture and flows into tiny gaps and pores After some minutes the sol vent evaporates and leaves a dull and glutinous film Now polish the waxed parts of your bicy cle with a soft cloth to make it real shiny Do not only wax the frame but also the spo kes hubs screws and nuts etc You can also conserve the chain with wax spray after lubri cating it see also the chapter on Chain page 36 The frame has small holes for ventilation that prevent condensation in the frame These dril ling holes must not be sealed However mo isture may enter the frame through the drilling holes Therefore protect the inside of your fra me by applying wax spray
22. requires your muscles and blood transport system to slowly familiarize with the new position In case of an overload the blood circulation in your legs may be affected which shows in loss of power a prickling in the toes falling asleep of the legs or cramps When you have a sporty way of riding it can take up to 6 months until you have become accustomed to your new re cumbent Should you have pain in your knees while ri ding this is usually the result of too much po wer put into pedaling The good support of the back sometimes misleads to putting the full power of the legs in the pedal similar to the leg training machines in a fitness center When you repeat it regularly it is harmful for the knees Pain in the knees often results from an overuse of the muscles in the knee that can al so be strengthened through exercise Also a wrong adjustment of the front boom to the leg length in most cases too short can le ad to pain in the knees 26 HB Your pedaling cadence should stay between 80 100 revolutions per minute and not fall be low 60 revolutions when going uphill If neces sary have your specialist dealer adjust the gear range to your riding style and the terrain you usually ride You will find many tips on proper training for cyclists in miscellaneous books and magazines for cyclists In case of persistent problems please consult your doctor Do not ride freehand Danger In order to ride safely you have
23. the handlebars exactly in the middle Tighten the clamping screw with 10 12 Nm Check the correct clamping of the handlebars by moun ting your bike and pulling the handlebars In doing so they must not turn Please take care that the clamping area of the stem is thoroughly trimmed and does not have any sharp edges which may lead to a rupture of the handlebars Danger Every time you undo the clamping connection you ll have to check the screw It must not be bent corroded or damaged In addition to this you ll have to check the wel ded on thread nut of the clamping The thre ad must not be damaged and the screw must turn easily In case of damage or defor mation you have to exchange the clamping screw immediately While riding you should allow your arms to rest in a relaxed position on the handlebars Do not pull on the handlebars If the handle bars turn in the stem clamping during the ride stop immediately and tighten the clamping screw of the handlebars again If the handle bars turn in a stem that is not sufficiently clamped the handlebars or the stem might be damaged or deformed In that case a secure clamping of the screw can no longer be guar anteed even with the correct tightening tor que and handlebars and stem have to be ex changed Caution After you have adjusted the hand lebar position you also have to adjust the length of the brake cables and shifter cables The cables have to run smoothly without any shar
24. the springs The suspension is designed in a way that the spring compresses considerably when you mount your bicycle This is called negative sus pension travel and it enables the bicycle to de compress on bumpy roads Which is in fact a definitely positive feature You should choose a spring stiffness with which this negative sus pension travel takes up around 30 of the overall suspension travel This value usually provides a very comfortable ride on your fully suspended recumbent bike designed by HP VELOTECHNIK Adjusting to load The luggage carriers of the Street Machine GT are mounted to the suspended part of the fra me That way your luggage is also fully suspen ded and it spares the material Most notably even under heavy load the suspension will compensate an uneven road much better and quicker compared to a design where the lugga ge carrier would be mounted to the unsuspen ded parts e g the rear swing arm Additional luggage changes the load of the wheels and their suspension The suspensions are more compressed through the load That way there is less suspension travel for bumps while riding Your suspension could seize up more often The suspension of the front wheel is less affec ted since luggage at the rear rack almost only puts weight on the rear wheel Only in case of heavy luggage on the lowrider under the seat is there an influence on the front wheel In order to compensate the variations in the l
25. the valve cap Before pumping up the tire you have to undo the little knurled nut on the valve Now you see a small threaded rod with a knurled nut that comes out of the valve Undo the knurled nut by loosening it as far as it goes To pump up the tire and check the pressure you need a pump with a gauge preferably a so lid standing air pump Put the knob of the pump on the valve push it completely on the valve and then retract it a little bit Now you can pump up your tire easily After you have pumped up the tire to the ma ximum pressure pull off the pump knob Secure the valve through turning the knurled nut on the threaded rod as far as it will go to wards the valve Finally put on the valve cap again Danger Never pump up your tires beyond the maximum pressure The tire may burst while riding or come off the rim which may result in a serious fall H l Velotechnik Maintenance and care Danger Check your tires for damage on a regular basis You should exchange tires with worn threads or damaged sidewalls Damaged rim tapes have to be exchanged immediately Damages at the tires may lead to a sudden burst of the tire and thus result in a serious fall When you exchange tires please note the ma ximum width limit of 50 mm approx 2 We recommend tires that are 32 40 mm wide At the front wheel you have to use tires of ISO size 406 20 at the rear wheel ISO size 559 26 The tire width possible a
26. the trailer does not damage the frame in case the bicycle falls over Added parts and accessories Additional accessories may impair the function of your Street Machine GT We advise you to generally ask your dealer before you mount any special parts or accessories to your bicy cle Caution Mounting additional parts or ac cessories is at your own risk It is important that you carefully read the installation guide of the manufacturer Additions to the handle bar like fairings handlebar fittings bottle hol ders etc may impair your safety due to ad ditional loading or clips with sharp edges Take care that the handlebar and the suspen sion always stay mobile You may not add any parts to the handlebar or the seat that might endanger the rider through sharp edged or pointed shapes while steering getting on and off the bike or bumping against something Before you purchase a bell or a lighting system make sure that these accessories conform to your national laws and regulations Fairings As front fairing for the Street Machine GT you may use the Streamer offered by HP VELOTECHNIK Please take care to assure a good vision over the fairing and sufficient freedom of movement below Please take into account that any fairing makes the bicycle more prone to crosswind influen ces In strong wind or gusts of wind unsafe si tuations may occur Please remove the fairing in such weather conditions before riding H Velotechnik
27. through the holes Protect the parts where cables or chain tubes may scratch the frame with a layer of tape You can buy extra strong transparent tape at your do it yourself store That way you avoid scrat ches in the powder coating and coating co ming off H Velotechnik Maintenance and care Storing the bicycle Screws and bolts Storing the bicycle Before you are going to store your bicycle over a longer period of time e g over winter please take care of the following steps e Clean your bicycle and protect it from corrosion as described in the chapter on Cleaning e Store your bicycle in a dry and warm place Avoid direct sun and storage close to the heating since it affects the rubber of your tires e Choose the smallest sprocket and the smallest chain ring That way the cables are in the most relaxed position e The tubes of your tires loose air when standing over a longer period of time If the bicycle then rests on flat tires the tires may be damaged Therefore hang up your bicycle or check the air pressure regularly The winter months are a convenient period of time for the annual service since then you wo n t have to wait long for an appointment Many dealers offer special prices for the winter check Screws and Bolts Screws gradually settle in and through this they can come loose Therefore check the screws and bolts regularly if they are tightened appropriately with a torque wrench In the f
28. to keep both hands at the handlebar Even when signaling keep at least one hand at the handlebar Otherwise unforeseen bumps in the road or oscillations of the steering may lead to a serious fall How to ride correctly and safely Always adjust your speed to the traffic the ro ad and the weather conditions Ride slowly in curves and on unknown roads Always ride at a safe distance from other road users and when you ride in a group never ride side by side When you approach a traffic light never ride past the line of waiting cars since even the most attentive car driver may not see you due to your low seating position Caution Always carry your bicycle over stairs and curbstones Do not ride through big road holes Especially when road holes are filled with water it is very difficult to guess how deep they really are In case you hit such an obstacle frame and fork may be damaged which can result in a serious fall At first the damage may be unnoticed Please check your bicycle immediately for deforma tions and cracks If you are in doubt please consult your local dealer Quick release levers Quick release levers hold wheels and seat in position Danger An incompletely or improperly closed quick release can result in parts co ming loose and hence in a crash possibly re sulting in serious injury A quick release lever consists of two basic parts the lever on one side provides the clam ping force With the adjustin
29. tube through the spring and expand the tube end as described above Caution The rear end of the upper chain tube has to be secured against moving with a cable tie that is wrapped around the tube near the retention spring Without the cable tie the tube may be dragged forward into the turning chain guide and thus be damaged by the chain Changing the complete upper chain pro tection or the retention spring Disassemble the chain roller For this purpose hold the nut on the left side of the frame with a ring spanner SW 13 and undo the screw in the chain roller with an Allen key SW 8 Remember the exact position of the spacers Take the bolt off the frame together with the chain roller Between frame and chain roller is a spacer that is encased in a transparent plastic tube Take the retention spring off this spacer and put on the new retention spring Turn the spring so that the retention springs run under the spacer to the tubes and the wires lie bet ween frame and chain tube that way the spi rals look outwards Lubricate the shaft of the retaining bolt Push the bolt through the chain roller the washer the chain retention hook and the spacer with the retention spring into the frame Put on the washer on the left side secure the thread with Loctite and tighten the nut with 14 16 Nm Changing the lower chain tube Open the retention clips On the bottom side of the clip there is a lid that is put over a hook You can lift
30. up the lid with a screwdriver and expand the clip Change the lower chain tube and close the clips by fastening the lids over the hooks H Velotechnik Maintenance and care Chain roller Chain roller The chain roller guides the chain below the se at to the rear wheel and is an essential part of the HP VELOTECHNIK No Squat design It ensu res that no pedaling influences get into the suspension The surface of the chain roller features a si lent ring that is made of a long lasting elasto mer Depending on maintenance and care it has a life span of approx 3000 5000 km When this section is worn completely the links of the chain will run on the roller In that case you will notice that the chain makes more noise while running and you should change the rol ler The chain roller consists of two parts After you have dismounted the chain roller you can tear the two halves apart and change the silent ring H Velotechnik Dismounting the chain roller Hold the nut on the left side of the frame with a ring spanner SW 13 and undo the screw in the chain roller with an Allen key SW 8 Memorize the exact position of the washers Remove the screw together with the chain roller from the frame Change the chain roller Lubricate the shaft of the screw Push the screw through the chain roller the washer and the spacer with the retention spring into the frame Put on the washer on the left side secure the thread with LocriTE
31. Diligent lubrication is important The chain of your Street Machine GT is approximately 2 5 times longer than a standard bicycle chain ap prox 3 8 m But it also lasts longer since a chain only wears while bending at the sprok kets and the chain rings Use a good chain oil that won t leave a sticky film on the chain The chain oil may not con tain any aggressive chemical substances that might affect the surface of the chain tube Specialist stores sell biodegradable lubricants HP VELOTECHNIK solely recommends PRoriDRYLuse This lubricant is purely based on PTFE Teflon that keeps the chain clean and dry This way dirt simply falls off and the tubes also made of Teflon always stay clean Your dealer can obtain it from HP VELOTECHNIK It is important that you clean the chain with an oily cloth before lubricating Otherwise the fresh oil washes the dirt that clings to the chain into the gaps and the bushings where the dirt causes heavy wear Do not use any solvents to clean the chain The solvent washes the oil off the bearing parts stays there and dilutes the fresh oil so that a sufficient lubrication is not guaranteed If you have treated the chain with a solvent you will have to heat it up with a hot air torch or boil it in chain grease 36 H Velotechnik Danger Take care not to pour any oil on the rims brake discs or the tires The brake system could fail or the tires could slip away suddenly The oil affects the rubb
32. Street Machine Gf Operating Manual and Service Instructions July 2002 Table of Contents General safety instructions Intended use 3 The first miles 3 Legal requirements 3 Load capacity 4 Carrying luggage 4 Transport in the car 5 Do not take kids with you 5 Trailers 5 Added parts and accessories 5 Fairings 5 Replacement of parts 6 No alteration of parts 6 Final assembly 6 Screws and bolts 6 Adjusting your new bike Adjusting the leg length 7 Adjusting the seat position Adjusting the handlebars 13 Adjusting the suspension 16 Handling instructions Learning the new riding technique 24 Wear protective clothing 25 Use cleatless pedals 25 Slowly increase the strain 26 Do not ride freehand 26 How to ride correctly and safely 26 Quick release levers 27 Brakes 28 Gear system 30 Light system 31 Prop stand 32 E H Velotechnik Maintenance and care Wear and Tear 33 Brakes 33 Gear system 35 Chain 36 Chain tubes 38 Chain roller 40 Suspension fork 41 Rear suspension element 45 Swing arm pivot 47 Seat 48 Seat cushion 49 Water bottle cage 50 Mudguards 50 Wheels 51 Cleaning and conservation 52 Storing the bicycle 54 Screws and bolts 54 Tightening torques for screws 55 Warranty Pass Warranty
33. a year you have to grease the pivots of the suspension element For that purpose dismount the suspension element as described under Changing the Spring on pa ge 45 Remove the plastic spacers and pull the metal tube out off the bushing Lubricate the bushing and the tubes with grease Finally remount the suspension element KR o The bushings of the rear spring element need to be lubricated once a year Swing arm pivot Swing arm pivot The rear swing arm pivot comes with mainte nance free bushings They have a self lubricating system with Teflon particles The bushings sustain a very high load and they show almost no wear In case you notice play or a creaking noise at the rear swing arm please check the two screws that keep the axle in the frame They will have to be secured with LOCTITE Tightening torques Mushroom head screw M8x25 without rear rack 14 16 Nm Screw M8x45 17 19 Nm Danger If the screws at the axle are not tight enough this leads to play and noises when the spring compresses In extreme ca ses the swing arm may come loose which le ads to a serious fall If the screws are too tight the thread of the axle may tear out or the screw may be damaged Caution There has to be a big washer bet ween the main frame and the end of the bushing else the busing is not able to func tion without play and the frame will be da maged The bushings are exchangeable For that pur
34. acing the knurled nut of the rear quick release by a big washer and a self locking hex headed nut This allows you to tighten or loosen the seat mounts with a tool you insert from behind Adjusting the handlebars Adjusting the handlebars As standard equipment the Street Machine GT comes with under seat steering The position of the handlebars is under the legs Alternatively we offer above seat steering where the handlebars are above the legs The handlebars are connected with the front fork through a stem There are different stems for under seat steering in use a a vertically adjustable stem that is inserted in the steerer tube b a stem that is clamped onto the steerer tube and at the same time fixes the steering head bearing so called A head stem Starting at the fork both stems have to point backwards to the seat a Adjusting the stem vertically adjustable stem Remove the rubber plug and undo the hex he aded screw that lies below If the stem still doesn t move then you can undo the clamping in the stem shaft with a gentle punch on the Allen key Mount your bicycle fix the front wheel with your feet and align the stem parallel to the front wheel At the same time insert the stem so far in the steerer tube that the handlebars move freely under the seat even when the seat is in its most upright position The minimum distance between seat and handlebars is 5 mm Take ca re that the minimum distance betwee
35. afe operation before riding Your bicycle has to be maintained at regular inter vals at least once a year you will have to take your bicycle to a qualified bicycle mechanic for a thorough check The service plan on the next page shows you our mandatory maintenance and service works If you wish you can set an upper price limit for the service with your bicycle mechanic If the necessary works exceed this limit you will be informed in advance You can avoid seasonal waiting periods in spring and summer when you have your annual inspection done in the quiet months from October to January Many bike shops then ha ve special winter check offers At any rate do make an appointment Clean your bicycle prior to the inspection since then many of the checks by sight can be done quickly and at low cost Please have your specialist dealer record every inspection and service work in the Warranty Pass This is a requirement for the validity of our extended warranty that exceeds the legal warranty Your personal Warranty Pass name adress telephone frame no stamped into the b b shell have received the bicycle in good condition ha ve been informed about the correct use of the recumbent the components like derailleur and es pecially steering and brakes as well as the necessi ty of regular service and maintenance will read the manuals prior to the first ride and have all fu ture users read them too Date
36. aler has to fully set up and adjust your bicycle so that safe function is guaranteed The dealer has to make a final safe ty check and carry out a test ride Your cycle dealer is obliged by law to ensure among other things that your bicycle is not af fected by defects which materially diminish its value of suitability for the described purpose The exact details will vary according to the country In Germany this liability ends two years after purchase In addition to this HP VELOTECHNIK offers a 10 year warranty on the frame of the Street Machine GT against damage through material or manufacturing defects This warranty applies only to the original purchaser Damage trough wear and tear corrosion or damage at the surface coating is excluded Damage through inappropriate use inadequate care and maintenance falls crashes overloa ding through excess weight incorrect assembly or modifications to the bike is also not cove red The onus rests with the purchaser The warranty is void if any of the instructions in this manual are neglected The warranty starts with the date of purchase receipt of the bike dealer of a new bicycle The warranty is processed via the bike dealer who ordered the bicycle from us 56 HI Velotechnik In case of damage the dealer has to send the damaged frame to us so that we can check it if asked to do so by us We do not take over any secondary costs In case of warranty we will cover the
37. and on the ground while undoing the screws of the suspension element the rear swing arm may come down uncontrolled afterwards and hurt you seriously In addition to this the ca bles of the gear system and the brakes may overstretch and you would have to replace them Ensure that the rear swing arm comes down in a controlled and gentle fashion by putting up a solid string or cable tie bet ween the main frame and the rear swing arm Danger When the bicycle is standing on the ground the frame and the swing arm co me up against each other Please make sure that this happens in a controlled and gentle fashion Put a cloth between the contact po ints Otherwise if they come up against each other uncontrolled your hands may get caught between main frame rear arm swing and suspension element and your bicycle may be damaged Undo the screws of the rear suspension ele ment with two Allen keys and push the screw out of the suspension element eye H Velotechnik Maintenance and care Rear Suspension Element Move the rear swing arm down carefully In doing this take care that you don t bend or stretch any cables Remove the spring from the suspension ele ment and put in the exchange spring Make su re that the new spring has the same diameter and length as the old spring and that it lies sa fely on the adjustment ring Put back the slotted rear spring retention disc on the piston rod If necessary compress the spring a littl
38. bicycle and for your warranty claims Legal requirements When you ride your bike on the public road it must comply with national legislation and gui delines These will vary from country to coun try In general there are minimum standards for brakes reflectors and lighting systems as well as usually a general duty to ensure that your vehicle is in roadworthy safe condition There will also be a duty to ride in a safe and respon sible manner If you ride your HP VELOTECHNIK bike in traffic you should be sure to observe all the applicable laws and regulations In most countries including Germany and the UK two independent braking systems are re quired Do not ride with only one brake wor king Please contact your local dealer to find out ab out your legal obligations H Velotechnik ik General safety instructions General Safety Instructions Load capacity The maximum load rider luggage is 120 kg 276 Ibs The maximum total weight bicycle rider luggage is 140 kg 322 Ibs The lower limit is valid It is important to adjust the spring stiffness of the suspension according to the load see the chapter about adjusting the suspension in this manual page 16 Carrying luggage Luggage transport is only allowed with the special rear racks lowrider racks and luggage boxes offered by HP Velotechnik Maximum load Rear rack 25 kg 57 Ibs Lowrider under the seat 25 kg 57 Ibs Luggage box Speedbag 10
39. can be damaged when the rays of the sun are bundled through a lens Take care to ne ver leave any bubble wrap on the seat in the sun The air bubbles in the film act like a burning glass and shrink the seat cushion For better ventilation an airflow cushion is available as accessory This cushion consists of several layers A soft foam and a rigid mesh which provides for an approximately cm thick air cushion with excellent circulation These two layers are wrapped up in a cover that consists of fine mesh like it is known from high quality Rucksacks You can wash the material at 30 Celcius and it dries very quickly In case you want to wash the seat cushion take it off the seat Then open the Velcro at the back and take out the foam cushion and the airflow insert The seat cushion suffers from wear through constant use At the parts that are under punc tual strain the mesh can be pressed together permanently In order to provide a good riding comfort in that situation the airflow cushion has additional foam padding H Velotechnik Maintenance and care Water bottle Cage Mudguards Water bottle cage You can mount a water bottle cage at the side of the seat under the frame between the wheels or at the front derailleur tube The main frame tube and the derailleur tube at the front of the frame come already with threa ding inserts M5 for that purpose You can mount a water bottle cage at the left or right side of the seat
40. costs for the transport within the usual limits postal service In case of warranty we will replace the damaged part with a part of our choice or a new part equal to the old one warranty ob ligation In the event of any action that falls under war ranty the original warranty period will not be prolonged and no new warranty will be given If HP VELOTECHNIK refuses to count a repair as warranty case we will only carry out a repair with costs after having talked to the customer or his representative the respective dealer It is necessary for the purchaser to fill in the enclosed warranty registration form to benefit from the extended warranty This filled in form has to be sent to HP VELOTECHNIK within 4 weeks after the purchase The warranty is only valid when the warranty pass at the end of this manual has been filled in when you received your bike and when every inspection listed has been done and recorded by your bicycle mechanic within the described time schedule In the event of any warranty the warranty pass together with a copy of the proof of purchase has to be sent to HP VELOTECHNIK through your dealer This warranty does not have any influence on the rights of the purchaser according to his statutory rights Warranty Pass Warranty Pass With the HP VELOTECHNIK Warranty Pass you can assure the safety and proper function of your bicycle for many years Like any other vehicle your bicycle has to be checked for s
41. ct this negative suspension travel depending on how much you weigh and how much you load your bike either by adjusting the suspension pre load for fine tuning or by replacing the spring with a spring with a diffe rent stiffness in the rough tuning In order to adjust the suspension pre load turn the knobby adjustment ring on the threa ded part of the suspension element by hand Turning the adjustment ring clockwise looking at it from behind reduces the preload turning it anti clockwise you screw the adjustment ring towards the spring and increase the sus pension pre load It is helpful to turn the spring together with the adjustment ring Turn the knurled ring to adjust the pre load Danger The adjustment ring has always to be screwed so far towards the spring that the spring has no play when unloaded Otherwise the adjustment ring could come loose through shocks while riding so that the slotted rear spring retention disc comes off In that case the suspension element may be damaged or the rear wheel could hit the frame or rear rack which may lead to se rious falls Always have an initial pre load of at least half a turn on the spring The adjustment ring should be turned no mo re than five turns measured from the relaxed position towards the spring If the suspension compresses still too far even after six turns the spring is too soft and has to be replaced by a harder spring A too big pre load of a too soft spring
42. d the ideal seating position you need to adjust the front boom seat and handlebars Danger All procedures described here re quire a certain degree of skill suitable tools and mechanical aptitude After any adjust ment perform a static check and take a test ride on a quiet street away from traffic If you have any doubts please contact your lo cal dealer Adjusting the leg length moving the front boom In order to adjust the leg length you have to move the front boom the front part of the frame where the cranks are mounted within the main frame Unscrew the screw M8x35 un der the main tube with a 6 mm Allen key Take a grip on the front changer tube or both cranks and move the front boom into the fra me or pull it out while cautiously turning it When you pull out the front boom shift the chain on the smallest chain ring and sprocket and turn the cranks a little bit backwards whi le pulling Thus the chain is not under tension Adjusting your new bike Unscrew the clamping screw to adjust the front boom Caution After you have unscrewed the clamping screws take them off and examine them for deformation Lubricate threads and heads thoroughly Then re fit the screws If they don t turn easily you will have to repla ce the screws H l Velotechnik Adjusting the leg length In order to check the adjustments have anot her person hold the bicycle while you are sit ting on the recumbent Adjust the fron
43. detailed advice A bicycle that has been assembled from a frame kit must always be tested and appro ved by a qualified bicycle mechanic before your first ride Caution The texts in the gray boxes are particularly important for your safety Texts that begin with Danger mark an immedi ate danger for your life and your health Please do read them carefully E H Ie General Safety Instructions Intended use Your Street Machine GT is a bicycle for the use on streets and surfaced roads This bicycle is not designed for the use in ra cing and off road riding for jumping or acroba tics and you must not ride across kerbs stairs etc Damage through inappropriate use assembly errors accidents or similar activities and willful damage results in the loss of any warranty The intended use also includes the precise ob servation of the prescribed usage and mainte nance regulations and instructions The first miles The first 300 km are an important phase in which you break in the bicycle During the first use of a new bicycle the screws may bed in and come loose Cables and spokes may stretch Please be very attentive during that period After 300 km or after two months at the la test you will have to take your bicycle to a bi cycle mechanic for the first service Please re cord this first service and the tasks performed in the warranty pass on page 57 This first ser vice is the prerequisite for further use of the
44. djusting the leg length After you have adjusted the front boom you should seal the gap in the clamping slot bet ween the front boom and the main frame with wax or silicone in order to protect your frame from the penetration of water and dirt and hence damage through corrosion which may lead to a broken frame We recommend you to slightly readjust the front boom every 3 months so that knee mus cless and ankles will be used differently and you might find a more comfortable and more efficient riding position A wrong adjustment may lead to pain in your knees and inefficient pedaling In addition we recommend to ride with a high pedaling ca dence which means to pedal fast and with litt le pressure Pedaling with too much pressure may also lead to pain in the knees You will find more information about this on page 26 lO H Velotechnik Adjusting the seat position Choose the right size The selection of the right seat size and the proper seat angle is crucial for a comfortable feeling while riding a recumbent By the time you read this manual you will alre ady have chosen the correct seat size together with your specialist dealer In the following section you will find the most important items very briefly in case you don t feel comfortable with your current seat size The upper curve of the seat in the area of the shoulder blades determines the correct seat size Through this shape the shoulder and neck area is lifted
45. e GT in perfect condition so that you will always have maximum fun comfort and safety Enjoy yourselves and have a great ride Paul J W Hollants Dipl Ing Daniel Pulverm ller and the HP VELOTECHNIK team H Velotechnik Introduction To this user manual also belong the original manuals of component manufacturers such as the brake manufacturer the gear system manu facturer and the pedal manufacturer These ma nuals tell you in detail how to operate and maintain those specific parts Please do read the manuals of the part manufacturers as care fully as the manual on hand Please have other users of your recumbent also read the manu als before using the bike The maintenance and adjustment of this re cumbent partly require special tools and skills Do only work within your limits and in the interests of your own safety do not go be yond Should you be uncertain at any point get in contact with your local dealer The instructions in this manual apply only to a completely assembled Street Machine GT with standard parts from the series production of HP VELOTECHNIK On special demand HP VELOTECHNIK delivers frame kits with which a specialist dealer can assemble a bicycle individually In this case the manuals on the operation and maintenance of the parts only represent a guideline please do read every manual of every part manufacturer The specialist dealer is responsible for the ex pert assembly please contact him for
46. e bit with a screw driver The spring retention disc has to match its seating at the rear end of the suspension element Secure the spring by tightening the adjustment ring until the spring doesn t have any play any more If there is a safety ring push it back into the slot on the thread Move the rear swing arm back up and connect the rear end of the suspension element with the rear swing arm with the bolt Lubricate the bolt thoroughly Secure the screws of the suspension element with LOCTITE and tighten the screw with 6 8 Nm In case you have a suspension element with adjustable damping put back the adjustment knob on the small rod turn it so that the screw fits exactly and noticeably to the flat part of the rod and tighten the screw again After having exchanged the spring you have to readjust the spring pre load as described in the chapter on Adjusting your new bicycle on page 18 4 6 D H Velotechnik Cleaning and lubricating Do clean the suspension element especially the polished piston rod if it is dirty Remaining dirt and sand can damage the seals of the hy draulic system and so shorten its life consider ably When you often use dirty roads you can protect the suspension element from dirt with an elastic cover that you can buy at your local dealer From time to time grease the thread for the spring pre load with a drop of acid free oil Thus you can always turn the adjustment ring easily by hand Once
47. e of 3 000 km per year When you ride more kilometers per year or often ride under bad conditions like rain grit or other dirty factors it is necessary to have shorter maintenance intervals In order to measure your riding performance we recommend you to use a bicycle computer The regular service maintains the safe opera tion and the value of your bicycle Not only does the completed Warranty Pass record the maintenance works for the validation of your warranty but also does it proove the care and the value of your bicycle a good thing to have when you are going to sell your Street Machine Gt one day H Velotechnik Warranty Pass service at delivery At the delivery of a new Street Machine GT The specialist dealer has assembled your bi cycle adjusted it to your needs and made a test ride The customer has been informed about how to operate the bicycle Order No Date Dealer s Stamp and Signature Exchanged or additionally mounted parts When you assemble a frame kit please list the components on an extra sheet and at tach it to this Warranty Pass Ist service No later than 300 kilometers or 2 months after the purchase Order No Date Dealer s Stamp and Signature Exchanged or additionally mounted parts 62 H Velotechnik 2nd service No later than 3000 kilometers or one year af ter the purchase Order No Date Dealer s Stamp and Signature
48. er of your tires and could damage them While lubrica ting cover the surrounding area with an old newspaper An effective protection against corrosion is critical for a long chain life Some minutes after you have oiled the chain rub it with a cloth to remove superfluous oil from the outer surface Wax the chain thoroughly with a wax spray The wax keeps off water protects from corro sion and makes dirt fall off easily If the chain has become wet after riding in the rain you should put your bicycle in a dry and heated room and every day you should turn the crank and so move the chain until it is dry again Otherwise it is difficult for the moisture in the tubes to evaporate which may lead to corrosion at the chain Changing the chain The chain is one of the parts of the bike that will wear out This shows in a stretching of the chain Worn out chains do not fit the sprok kets and chain rings anymore and wear them away very quickly Check the chain regularly for lengthening For this purpose try to remove the chain from the chain ring The chain may come off to a maxi mum of 5 mm For a more precise reading you can buy a chain measurement gauge in your bi ke shop that you simply put into the chain Only use chains that are suitable for the gear system of your bike Otherwise a precise gear shifting is not guaranteed any more Please consult your dealer on this topic He will also assist you in checking your sprockets and cha
49. er the first adjustment of the leg length that you have done together with your specialist dealer while handing over the bicycle the chain has to be shortened so that the arm of the derailleur is not fully turned forward while shifting on the big chain ring in front and the big sprocket behind The derailleur must still be able to compensate a length change of the chain of at least 4 cm In order to choose the right chain length please consult the manual of the derailleur manufacturer Danger After the chain has been shorte ned it has to be closed with a special closing link or a chain riveting tool that expands the rivet while riveting i e ROHLOFF Revolver A poorly joined chain may break and thus lead to a fall Have adjustments of the chain length or the changing of the chain be done by your bicycle mechanic Caution Take care that the chain tubes ha ve at least a clearance of 5 cm 2 to the rear derailleur and the front changer even under maximum tension of the chain and that the tubes stay tight in their fastenings Shorten the tubes if necessary If the end of the chain tube gets into the rotating drive train it could be locked up and destroyed The end of the rear chain tube has to be tightly secured with a cable tie behind the retention spring Check that there is at least a 5 cm 2 clearance between the end of the chain tube and other parts of the drive train H Velotechnik Adjusting your new bike A
50. f your back by adding foam material under the seat cushion The seat has a special channel down the center for your spine with an extra layer of foam for the spine in the seat form Thus the spinal processi of the ver tebrae are comfortably padded Some people have single vertebrae that stick out particular ly If your spine is like this you can cut out so me padding material at the respective spot in the spine channel Adjusting your new bike HP VELOTECHNIK s seats feature a special channel for the spine You can individually adjust the padding The foam cushion in the spine channel is faste ned with Velcro and is thus adjustable Some users find it comfortable when the seat rises a little bit at the front edge This raise gives a little more hold to the front and can reduce a possible feeling of slipping out especially when the seat position is upright You can try it out by fastening the foam cushion so that the lo wer end under the seat cushion forms a little bump You can purchase a special add on for your seat to permanently form such a bump H l Velotechnik Adjusting the seat position Adjusting the seat angle A big advantage of the Street Machine GT is that you can adjust the seat angle very quickly For beginners or rides in the city you can choose an upright seat position for a better view and for longer travels you can choose a flat position for better aerodynamics The seat is fastened with two quic
51. fer to MEKS Carbon suspension forks For other brands please see the instruction manual that comes with the forks Safety instructions Always check the correct position of brakes and wheels after you have worked on the sus pension fork as described in the respective chapters Check that the quick releases are tightly closed The inner fork steerer tube is tightly fitted and glued in the fork crown never try to tear this connection apart or to change the tube Never add threads to the steerer tube danger of breaking The hydraulic damping cartridge is pressureri zed and must not be opened In case of damage the whole cartridge has to be replaced Caution After you have removed the adjust ment screw 5 you ll see a small hex headed screw in the piston rod of the damper never undo this screw It is under pressure If this screw is undone too far it can damage the damper Before every ride check the suspension fork for signs of damage deformation or corrosion If this is the case don t use your bicycle anymo re Ask your local dealer for service H Velotechnik Maintenance and care Suspension Fork Assembly drawing MEks suspension forks Suspension fork MEKs Carbon AC with hydraulic damper cartridge The version MEKs Carbon All does not have a hydraulic damper cartridge but springs on both sides as shown here 4 2 P HI Velotechnik No Part Cro
52. from the recumbent position so that the head rests in a natural and relaxed position For this reason you shouldn t need a head rest if you have the right seat position In practice a head rest is not very advisable be cause it makes it difficult to turn your head to see the traffic behind you and it transfers un pleasant vibrations even on a well suspended bicycle In order to adjust the seat to your back length the seat comes in four different sizes Approximate values are Under a height of 1 73 m 5 8 we recommend seat size S up to 1 83 m 6 4 height seat size M up to 1 93 m 6 7 height seat size L and above we re commend seat size XL Since however the length and the shape of the back differ from person to person we recommend you to carry out an extensive test ride before ordering If you are in doubt we advise you to choose the larger size since it will be more comfortable in most cases The seat is too small when you have the im pression that your back is pressed too much into a hunchback It is too large when you have the impression that the seat angle is too far back when you are in the most upright po sition or when you hit the upper seat edge with the back of your head when you look up wards Please note that our seat sizes only re fer to the length of the seat the seat width re mains the same on all sizes Altering the seat shape You can alter the seat shape individually to match the shape o
53. g nut on the other side you adjust the clamping tension on the screw thread To open the quick release move the lever away from the frame In doing so the inscrip tion open should be visible on the lever To close the quick release move the lever with power in the other direction so that the word close is visible on the outward side of the le ver At the start of the lever s motion for say half of its movement the lever should move very easily without any clamping action Quick release levers In the second half of the lever s movement the force on the leer should increase considerably corresponding in the end to 15 20 kg 46 lbs N E In its final position the lever should lie parallel Q9 with the bicycle and should not stick out to 5 one side 5 Check the security of the lever by attempting c to twist the lever If the lever can be made to pivot around in a circle the clamping is too 00 loose You must re open the quick release E hold the lever and increase the clamping ten Ka sion Do this by screwing the adjustment nut amp on the other side by half a turn Close the le I ver and check the clamping anew Finally check that the part being secured is firmly fixed Lift each wheel several inches off the ground and give it a slap onto the tire from above A properly fixed wheel will remain secure in the frame s dropouts The dropouts of the fork of your Street Machine Gt are designed as safety dropo
54. h the gear system you can adjust the peda ling frequency i e means the number of revolu tions of the crank per minute to the terrain and the desired speed Your pedaling frequency should stay between 80 100 revolutions per minute and not fall be low 60 while going uphill If necessary consult your local dealer and have him retrofit the ge ar range to your style of riding Your Street Machine GT comes standard with a 27 gear derailleur gear or with a 4 speed internal hub gear system The following section refers to the derailleur gear system only Please refer to the manual of the gear manu facturer You operate the gear changer with the bar end shifters on the handlebars The right lever for the rear derailleur has an index derailleur system that positions the chain always on the chosen sprocket so that you don t have to search for the gears It is not possible to index the left lever so that you have to adjust the front derailleur while shifting by slightly moving the shifter to stop the front derailleur from dragging against the chain while pedaling Riding a recumbent requires foresighted gear shifting Before stopping you should timely change in a low gear to make it easy to start off again without having to pedal heavily and struggling with your balance BO Hi Velotechnik You may only change the gears while you keep pedaling smoothly and without applying great force all the time that the chain is movi
55. hain tube gets into the rotating drive train it can be blok ked and the chain tubes may be destroyed B8 H Velotechnik Expanding the tube ends The ends of the tubes are expanded like a trumpet so that the chain can enter smoothly without friction and without making noises When the ends are worn out you can renew them through expansion Remove the chain by opening the power link or open it with a spe cial chain riveting tool Cut the worn part of the tube exactly perpendicular with a sharp knife Heat the last 5 10 mm at the end of the tube with a gas burner or a candle and turn it per manently until the color of the utmost edge turns from a dull black to a shiny black Now you expand the end with a proper tool e g the rounded grip of a screwdriver Quench the expanded end immediately with cold water Take care that the tubes don t catch fire since burning Teflon develops toxic vapors At any rate work in a place with sufficient ventilation If the tube is too short after you have cut it so that there is not enough protection anymore it has to be replaced You can buy spare tubes either as uncut tubes or already cut into the correct length complete with retention spring from your specialist dealer Changing the tubes In order to exchange single parts in the upper chain tubes cut the old tube at the retention spring at the chain roller and pull the remai ning part off the spring Now move the smooth part of the new
56. hen you look at the main frame from below sin ce it may result in a damage of the frame Adjust the front boon so that your knee will not be fully straighte ned when pedaling 8 HB The rear end of the front boon must never be visible in the clam ping slot Adjust the front boom so that the bottom bracket axle is horizontal when you look at it from the front For that purpose look beyond the bottom bracket shell at the rear wheel ax le and align the front boom parallel to it Align your eyes with the bottom bracket axle and not the front changer tube above Then sit on your bicycle and check the position Hint When you have the impression that the bot tom bracket is turned alternately to the left and then to the right when cycling you will ha ve found the correct middle position Tighten the screw with a torque wrench tigh tening torque 14 16 Nm On your first ride check whether there is sufficient clamping Danger lf the screw is tightened too much or bent the screw can break If the clamping is insufficient the front boom can turn du ring a ride which may cause your feet to slip from the pedals and lead to a dangerous fall In order to move the bottom bracket tube your specialist dealer has to adjust the chain length By default the Street Machine GT co mes with a very long chain so that the adjust ment range of the bicycle can be fully used wi thout the need to lengthen the chain Aft
57. hey only refer to the indicated parts Please do always follow the values given in the manuals of the parts manufacturers since the following values may not be the latest due to changes in the product line part connection screw tightening torque brake lever handlebar grip clamping M6 SW5 4 Nm brake lever compensating tank Torx T7 0 6 Nm brake caliper caliper frame M6 SW5 6 Nm brake disc disk hub M4 Torx T25 4 Nm brake house brake lever SW8 4 Nm dynamo dynamo mount M6 SW5 6 8 Nm mount frame M6 SW5 6 8 Nm suspension element element frame M6 6 8 Nm rear swing arm axle without rear rack M8x25 14 16 Nm with rear rack M8x45 17 19 Nm b b set cartridge frame 50 60 Nm chain roller roller frame M8 SW 6 14 16 Nm crank crank axle 35 Nm chain ring screws 8 11 Nm hub safety ring of the 38 42 Nm rear cassette quick release 9 12 Nm disc brake adapter centering screws 1 5 2 Nm safety ring 35 40 Nm pedal pedal crank SWI5 35 40 Nm twist grip grip handlebar SW3 1 9 Nm derailleur derailleur frame SW6 8 10 Nm cable clamping 4 6 Nm mudguard stay frame M5 SW4 4 6 Nm seat seat seat mounts M6 SW4 8 10 Nm quick release 9 12 Nm frame front boom clamping M8 SW6 22 24 Nm front derailleur front derailleur frame M5 SW4 5 6 Nm cable clamping 4 6 Nm stem fork stem M8 SW6 18 20 Nm stem adjustment M8 SW6 18 20 Nm handlebar stem M6 SW5 10 12 Nm H Velotechnik Maintenance and care Warranty Warranty Your authorized de
58. in rings A new chain does not fit a worn sprok ket or chain ring We recommend chains from SRAM with smoothly rounded edges They also shift gears very well Caution When you change the chain take care that the new chain does not show any sharp edges or burrs Very thin racing chains are also not suitable since they wear the chain tubes and the chain roller much faster HP VELOTECHNIK delivers spare chains by the meter via your dealer For this purpose please indicate the exact length of your chain or or der it a little bit longer if you want to be sure it fits You will need approx 3 8 m of chain The chain length has to be fitted so that the arm of the derailleur is not fully stretched when you shift onto the big chain ring in the front and the big rear sprocket The derailleur must be able to compensate a tightening of the chain by 4 cm Please see also the manual of the derailleur manufacturer on the choice of the correct chain length Caution The chain has to be closed with a special joining link or a chain riveting tool that expands the ends of the rivet while ri veting ROHLOFF revolver A poorly joined chain may break you can come off the pe dals and fall If you are in doubt please have adjustments of the chain length or the chan ging of the chain be done by your bicycle mechanic See that the joining link is not bigger in size than the other chain links to avoid irregular chain sounds We recommend the joining l
59. ing forces The braking effect of modern brake systems can be more powerful than what you have been used to until now Do brake carefully When you brake too much with the front brake the rear wheel may lift off the street and the bike may tumble over 28 HB Danger Please note that the braking distance is much longer when it is wet or when the bike is heavily loaded When riding on wet sandy icy or slippery roads you have to use the front brake very carefully to avoid that your front wheel slips If it does so you will no longer be able to handle your bike which might lead to a serious fall Do not brake in a bend always brake before a bend Braking increases the risk of slipping Especially when it is wet the rear wheel imme diately slides out of the bend while braking and this can result in a serious fall Danger In case you get into a situation like that during an emergency stop you have to let go of the brakes immediately balance your bicycle and brake again If you are not familiar with the brakes we recommend you to train at first at low speed and with little braking effect until you find the correct dose for an emergency stop If you should hear any unusual sounds while braking the braking pads might be worn Do not use your bike any further until you have checked the braking pads according to the ma nual of the brake manufacturer or ask your lo cal dealer Danger Always make sure that the disc and brake pad
60. inks by SRAM power links Every time you change the chain you also have to mount a new po wer link H Velotechnik Maintenance and care Chain Tubes Chain tubes The chain protection tubes consist of Teflon a long lasting plastic that features very low fric tion slow wear and good noise damping The tubes protect your clothes against the chain oil as well as the chain against dirt from the road The upper tubes are fastened with an inter changeable retention spring the lower tube runs through an adjustable clip The tubes are worn by the chain and have to be cut at the ends and expanded again or ex changed after 3 000 5 000 km approximately depending on how many kilometers have been ridden on the chain type and the overall riding condition You can extend this maintenance interval by turning the tubes by a quarter turn from time to time so that they do not keep wearing out in the same place The intensity of the wear depends mainly on the chain type Please see also the instructions on Chain on page 36 In order to perform any work at the chain tu bes you ll have to open the chain and finally close it again Please see the instructions on Chain on page 36 Caution Take care that the chain tubes keep at least a 5 cm distance to the rear and front derailleur when the chain is stretched to the maximum and that the tubes are well fastened If necessary you will have to shor ten the tubes If the end of a c
61. ion The goals of the adjustment are e maximum use of the available suspension travel without the suspension frequently bottoming out quick reaction of the suspension without obvious oscillation after having passed a bump e avoiding self inforcing oscillations that means increasing oscillations of the suspension system due to pedaling influence rhythmic body movements or permanent wavy underground l6 HI Velotechnik Suspension and damping The suspension systems of the suspension fork and the rear swing arm are fitted with the ac tual springs and dampers which are mounted separately Often the terms suspension and damping are used inappropriately in everyday language The spring is the elastic element that com presses and decompresses through the load which occurs on bumpy roads While decom pressing the spring releases the same energy it has saved during compression The Street Machine GT is fitted with coil springs of steel at the suspension fork and the rear fork swing arm In addition to this the suspension fork contains springs made of mi crocellular foam elastomers MCU The damper slows down the process of com pression and decompression That means that the bicycle after having passed a bump does not immediately spring back to the initial po sition or even further than that The damper converts spring energy into friction and finally into heat and thus takes away energy from the suspension sy
62. is mounted at the axle put on the quick release axle and supports it self at the frame There has to be a washer between prop stand and drop out otherwise the prop stand is not mounted safely due to the special shape of the drop out From spring 2002 on the rear swing arm co mes with a welded plate for the PLETSCHER prop stand The screws have to be free of gre ase mounted with Loctite and tightened with 8 10 Nm Maintenance and care Brakes Maintenance and care Your Street Machine GT is fitted with the la test bicycle technology that does not require much maintenance However you will have to maintain your bicy cle regularly as it is with other vehicles too At least once a year the bicycle has to be taken to a bicycle mechanic for an overall service Only this way a long lasting and safe function of all parts of your bicycle can be guaranteed It maintains the value of your bicycle as well as the fun and the safety while riding for many years Read in this chapter how you can carry out smaller maintenance and care works between the services For a quick overview of the works to be done take a look at the warranty pass on page 58 Caution The maintenance works of this re cumbent partly require special tools and skills Do only work within your limits and in the interests of your own safety do not go beyond Should you be uncertain at any point get in contact with your local dealer Wear and Tear Like every
63. k release le vers on slotted aluminum seat mounts You can adjust the angle by 10 degrees by simply ope ning the two quick release levers In the me dium seat position the angle is about 35 from horizontal Because of the special cam shape of the two slotted holes the seat effectively pivots around a central axis approximately in the area of the lower lumbar vertebrae This is the place whe re you support the biggest part of your peda ling force while riding so this point determines the distance to the pedals The advantage of this design is that you adjust the distance from the seat to the bottom bracket only once as described above a change in the seat angle does not require an adjustment of the front boom Caution The two quick releases have to be closed firmly tightening force 15 20 kg 45 Ibs to safely hold the seat You are not allo wed to open them while riding After they have been closed the imprint close must be visible If the quick releases are not tigh tened appropriately the seat can move while riding and you may no more be able to handle your bicycle 12 HI Velotechnik Adjusting the seat with mounted Speedbag A mounted Speedbag impedes the access to the rear quick release for the adjustment of the seat angle Therefore you should adjust your seat prior to mounting the Speedbag You have to screw the Speedbag to the seat afterwards It is possible to simplify the adjustment of the seat by repl
64. many years and to protect them effectively against corro sion the bicycle has to be cleaned from dirt and then conserved Dried sweat but also environmental influences such as air pollution dirt on the roads and es pecially grit affect the parts and not only do they result in visual faults but also in serious structural damage of the parts through corro sion In contrast to a widespread belief particularly the non rusting aluminum is dramatically af fected by grit This kind of damage may not be visible in the beginning but it leads to a serious danger when the part breaks Do clean and conserve your bicycle diligently The best things to clean your bicycle with are warm water and a soft cloth If your bicycle is very dirty first take a wet sponge to soften the dirt and then remove it In case of bad grease or oil stains you should use a special cleansing agent for bicycles in addition Caution Do not use any cleansing agents that scrub or are chemically aggressive since they affect the paintwork Before using any cleansing agent please test it at a part of your bicycle that is not immediately visible Caution Do not use any high pressure cle aner The strong jet of water goes through the seals of the bearings blows away the lu be and causes corrosion of the bearing parts and the chain In addition to this it may da mage stickers While cleaning your bicycle check it for any cracks scratches deformations damaged
65. n the handlebar clamping at the stem and the frame of your bike is 5 mm Tighten the screw with 14 16 Nm Check the clamping by trying to turn the stem against the front wheel Remount the rubber cap b Adjusting the stem A head stem Danger Adjusting the stem also requires some work at the steering head bearing In case of assembly errors the danger of acci dents is increased If you are in doubt have your bicycle mechanic adjust the stem The A head stem is clamped onto the steerer tube with two screws At the same time it fi xes the steering head bearing Adjusting the stem Danger The hex headed screw in the cap adjusts the play of the steering head bearing This screw does not help to clamp the stem tightly to the steerer tube It does not secu re it against turning Take care that both clamping screws on the side are tightened as prescribed after you have finished your works at the stem Otherwise the stem may turn while riding and cause an accident In case you only want to adjust the already mounted stem parallel to the front wheel you don t have to undo the screw on the cap Mount your bicycle fix the front wheel with your feet and align the stem parallel to the front wheel Then tighten both clamping screws alternately with 8 10 Nm Check the clamping by trying to turn the stem against the front wheel Check the play of the steering head bearing see below H Velotechnik Adjusting your new bike Adj
66. nd are moved around they may drag the mudguards along The mudguard can possibly fold up between frame and tire and hence block the wheel which may lead to a serious fall If you hear any unknown noises while riding stop immediately and remove anything that might cling to the mudguards or the wheels Mudguards Wheels Alternatively you can mount the stays at the two outer screws of the U brace or fasten it with a clip in the middle of the lower leg of the suspension fork After you have performed service work or re placed mudguards check if the wheels turn freely Between mudguard and wheel has to be a distance of at least 7 mm Check whether the suspension can still fully compress with themounted mudguards The mudguards stays and screws especially at the U brace of the suspension fork must not touch other parts under maximum compres sion Wheels The correct air pressure is decisive for smooth running and a good protection against punctures The maximum pressure is printed on the side of your tire Since your Street Machine GT is fully suspended you can always go for the maximum pressure You might find an indication of the minimum required pressu re on the side of the tire as well Since the tubes in the tires gradually loose air you should check the air pressure before eve ry ride The tubes come with Presta valves also called french valves They are very airtight and easy to pump up For that purpose first undo
67. ng bet ween the sprockets Due to the long cables that expand under pressure and the housing that compresses under pressure it may be hel pful for changing gears quickly to turn the bar end shifter a little bit farther than necessary to select a gear and turn it back to the indexed position once the chain has properly shifted overshift When the chain length has been propperly ad justed you can choose every combination of front chain rings and rear sprockets to shift gears However it is useful to ride the lowest gears with the smallest chain ring the biggest rear sprocket the middle gears with the middle chain ring and the highest fastest ge ars with the biggest chain ring The setup of the chain rings and sprocket le ads to an overlap of some gears This means that different combinations of chain rings and sprockets can result in the same gear It would be possible to arrange a gear system so that double gears do not occur but this requires a lot of concentration when you shift gears whi le riding since you will always have to change the rear sprockets as well as the front chain rings If you would like to change the setup of your gears please consult your local dealer Danger Do practice shifting gears on a traffic free street In the course of this make yourself familiar with the functioning of the bar end shifters Doing this in traffic could distract your attention from possible dan gers Light system Light
68. oad you can change the pre load For details see the following chapter Theoretically this can compensate for a load change of approx 10 kg 23 Ibs at the rear wheel In case of higher variations in the load you would have to exchange the spring for an other spring with another spring stiffness In practice you can often do without it the Street Machine GT offers with 90 mm 3 2 a lot of suspension travel for a touring bike When you choose the spring stiffness so that the full 90 mm are at your disposal when your recumbent is under maximum load you will have a somewhat smaller but still very comfor table suspension travel when you ride without luggage H Velotechnik Adjusting your new bike Adjusting the suspension Adjusting the suspension fork The front fork of the Street Machine GT co mes with telescopic suspension forks from BALLISTIC or MEKS At your request different types of suspension forks can be mounted to your Street Machine GT please notice the manuals of the suspen sion fork manufacturer that are possibly enclo sed The suspension travel of the BALLISTIC fork is approx 40 mm 1 2 of the Meks fork ap prox 50 mm 2 The suspension fork should compress by 3076 while mounting the bike which corresponds to 10 12 mm You set this value by adjusting the pre load of the spring provided you chose the correct spring stiffness page 9 Every model has a turning knob on the fork legs tha
69. ollowing table you will find the prescri bed tightening torques they refer to greased screws The grease also prevents your screws from seizing in their threads so that they won t un screw anymore In particular screws made of stainless steel are susceptible to this and the refore have always to be put in with grease 54 HI Velotechnik Do use high quality acid free grease if possible a lubricant with added solid particles like Teflon or MoS2 Their ingredients still work properly after the thinner grease has been re moved from the contact points Alternatively you can use LOCTITE screw secu ring fluid that you apply to the screw before you put it into the thread Always check the screws very diligently for signs of corrosion Rust at the screw heads may also lead to the screw seizing in the thre ad When the metallic and shiny coating of gal vanized screws comes off and discloses dull gray brown steel you have to exchange the screw When you exchange screws please do only use screws of the same type Screws come in different strength classes Please do only use galvanized screws of the same type and strength corresponding to the German strength classes 8 8 or stainless steel screws grade A2 when not given any other recom mendation If you are in doubt please ask your specialist dealer Tightening torques for screws The values indicated are meant for a friction value y 0 125 greased threads and screw heads T
70. our balance in that position Assure yourself that you can stop whenever you want to and hold the bicycle with one foot on the ground When you feel safe put pressure on the pedal loosen the brake pedal with a lot of force and immediately put your second foot on the other pedal Do not care on which side of pedal you are currently pedaling in the beginning Hold the handlebar loose but steady and accelerate with a few pedal strokes Your bicycle needs speed to stabilize m E HB Look ahead in the direction where you want to ride not on the handlebar at your feet or the front wheel In order to stop brake carefully with both bra kes until the bicycle has come to a complete stop Only then do put a foot on the ground and keep the balance Danger Never touch the ground with your feet while the bicycle is still moving The feet could be caught on the ground and be pulled backwards which could lead to a serious in jury Danger With a compact recumbent like the Street Machine GT it is possible that a foot of the rider contacts the front wheel when riding sharp corners with a pedal in a low position You will have to avoid this situ ation at all times since in extreme situations it may lead to a fall and injuries To control the bicycle you will therefore ha ve to apply the following cornering techni que when you ride a curve stretch the leg on the inside of the curve stop pedaling on ly then start steering into the
71. p occurs Also when you go uphill you don t need to block the damping since the No Squat con struction by HP VELOTECHNIK avoids pedal in duced bobbing It only makes sense to increase compression damping when self enforcing oscillations occur or when the suspension bottoms out too of ten when there is no harder spring available Adjusting the rebound damping The rebound damping prevents an eventual jumping of the rear wheel and provides a good traction By improving the road surface contact the suspension of the Street Machine GT also increases your riding safety A higher damping value prolongs the time until the decompression movement is finished Only then can the suspension compensate the next shock with the full suspension travel Therefore when you ride on very bumpy streets with shocks that occur fast in a row you might want to use a lower damping value 2 2 FR erect A good setting for maximum comfort is achie ved when the rear wheel decompresses com pletely after a shock and then oscillates only once In order to check the adjustment you will need a second person that compresses the suspension by pushing the bicycle down while you are sitting on the bicycle in the ri ding position The other person can then ob serve the suspension movements In order to adjust the damping during decom pression turn the adjustment knob on top of the rear end of the suspension element You will get the lowest damping th
72. p turns and they may not be bent or stretched beyond their elastic limit when the handlebar is at maximum cramping Also avo id large arches that could be caught up in other parts You can make smaller adjustments by moving the cables in their guides at the frame and the handlebar so that there is enough room at all mobile parts For this purpose you can move the cable for the front changer a little bit into or out of the frame If this proves not to be sufficient you will have to have your specialist dealer shorten the cables or replace them by longer cables Handlebar grips The grips on the handlebar are susceptible to wear and tear Have your grips replaced by your bike shop once they don t feel comforta ble anymore The grips always need to be atta ched firmly to the handlebar H Velotechnik Adjusting your new bike Adjusting the suspension Purpose of the adjustment of the suspension Your Street Machine GT is fitted with a sus pension fork for the front wheel and a rear swing arm for the suspension of the rear wheel This system compensates small bumps on the road so that riding is comfortable and the strain on your bicycle is reduced A well adjusted suspension improves the trac tion of your bicycle Especially in bends this does not only allow a higher speed but it also increases your safety In order to achieve maximum riding comfort the suspension settings have to match your weight as well as the road condit
73. pring has an adjustable damping MEKS Carbon AC turn the knob clockwise as far as it will go so that the fork does not decom presses again Undo and remove the screw M6 on the lower part of the leg 18 To prevent the push rod 14 from turning too press the fork together entirely and hold the push rod with a long Allen key SW5 At the suspension fork MEKs Carbon All per form the same work on the second spring strut Now you can pull the upper part of the fork out of the lower part At the suspension fork MEKS Carbon AC re move the screw on the lower part of the leg 19 Usually the damping cartridge 3 does not turn However when you have difficulties in removing the screw you can fix the cartrid ge in the upper leg with a screw driver and thus prevent it from turning too For this pur pose undo the entire damper adjustment unit by placing a wrench on the cap 8 Caution Never disassemble the adjustment unit 4 5 6 7 8 Clean all parts with a cloth Grease the bus hings legs springs and threads thoroughly and assemble the fork again H l Velotechnik Maintenance and care Suspension Fork Exchanging the bushings The bushings of the suspension fork suffer from wear and tear through normal use It de pends on the use of the fork the amount of dirt on it and the lubrication how long it lasts If the bushings are worn the fork has too much play Please have your specialist dealer replace the bushings
74. rough turning the knob clockwise as far as it will go when you look at it from above When you unscrew it anti clockwise the damping increases If you unscrew the knob as far as it will go the dam ping is blocked and the element won t decom press after a shock anymore The writing on the knobs can be sometimes confusing it is easier to remember the follo wing The farther out the knob the more damping you get Unscrew the knob as far out as it will go me ans that nothing moves anymore Adjusting the pre load of the sus pension The pre load determines how far the suspen sion compresses when you are sitting on the bicycle while standing still For the rear wheel the same guidelines as for the suspension fork are valid for maximum ri ding comfort the suspension should compress by about 30 of the total suspension travel while you mount the bicycle in driving posi tion For that purpose measure similar to the me thod described for the suspension fork the distance between the two suspension element bolts or between rear rack and rear wheel while the bike is unloaded as well as while sit ting on the bicycle in riding position Also take into account possible luggage Find out the to tal suspension travel possible for your bicycle with the method described above depending on the mounted add on parts and the spacers The static compression should amount to ab out one third of the overall suspension travel You can affe
75. s are free of oil and grease If these parts are dirty please do not use your bicy cle any more You can clean oily rims or discs with alcohol or a special spray Oily brake pads with oil on them have to be re placed If you are in doubt please have your specialist dealer maintain your brake system Information for hydraulic rim brakes or disc brakes Check before every ride e that the brake system does not have any damages or leaks by activating the lever holding it and checking the hose connections for possible leaks e that the brake lever pressure is ok by pulling the lever and ensuring that full braking performance is achieved before the lever touches the handlebar If this is not the case pull the lever several times pump until it feels firm Your new brake system needs a break in peri od to achieve maximum brake power This pe riod lasts for about 30 40 stops from about 30 km h which should be done in a safe area wi thout traffic Danger Disc brakes can overheat on long down hill rides fade and fail On down hill rides do not brake constantly but in several intervall with higher pressure If you notice that the brake power starts to fade do stop immediately and let your brakes cool down Danger Never touch neither the brake disc nor the brake caliper after long braking as this may cause serious injury risk of burns H Velotechnik instructions ing ins Handl Gear system Gear system Wit
76. s may get caught and squeezed when the suspension compresses For the rear suspension of the Street Machine GT a steel spring is combined with a hydraulic damping unit in a spring element The damping results from fluid friction of an oil flow through thin holes of a throttle valve in bet ween two chambers inside the damper A slightly noticeable sound that may occur from this oil flow is normal Due to the fluid friction the spring element may heat up therefore touch the spring element after a ride very ca refully Danger The suspension elements are filled with gas under high pressure Never try to open the damper or to remove the screw at the gas tank Inside the damper there are no user serviceable parts In case of damage you will have to take the complete suspen sion element to your dealer 20 FR erect Danger Take care that the rear wheel or mudguard never hits frame rear rack or lug gage box while the suspension is fully com pressed Therefore relax the spring completely by turning the spring retention disc on the thread of the spring element as far as it will go before this push the possibly existing sa fety spring ring from its slot in the threaded section as far as it will go Have a second person mount the bicycle and make the sus pension bottom out by leaning on the seat or the rear rack If the distance between the wheel or mud guard and the frame or rear rack is smaller than cm you will have to mo
77. so that you can com fortably reach it while riding For that purpose you can drill two holes into the outmost edge of the seat To fasten the cage use screws with big heads or big washers in order not do da mage the fiberglass of the seat Another good alternative is the position at the back of the seat between the shoulders where you can al so comfortably grab the bottle while riding Caution Do not drill any holes into other seat areas than those indicated above It is especially important not to damage the rein forcing ribs 50 H Velotechnik Another useful alternative to water bottles are systems with a water bag and a drinking ho se e g from SOURCE or CAMELBAG You can sim ply strap them behind the seat onto the rear rack or into the Speedbag Mudguards At bicycles with suspension mudguards are ex posed to very strong vibrations through which they may break Please check the stays of the mudguard regularly for their position and check the mudguards for cracks or deforma tions Immediately replace damaged mud guards Caution You must not mount additional parts like rear lights or reflectors to the mudguards since those may break then In order to prevent falls you have to fasten the stays of the front mudguard with a security clip that opens under pressure When the clip has opened once please replace it with a new one Danger If branches or other obstacles get caught in the wheels while riding a
78. sprocket If necessary turn the barrel adjuster a little more and then try shifting ge ars again Danger If the chain shifts over the smallest or the biggest sprocket you have to readjust the end limit adjusters of the rear or the front derailleur Incorrect adjustment can le ad to the chain coming off getting stuck or damaging the spokes which may result in se rious falls The adjustment of the end limit adjusters is a job for the professional cycle mechanic Danger If the bike falls over the derailleur or its mounting can be bent so that the mo vement of the derailleur changes Check the movement and have it readjusted by your bi cycle mechanic if necessary All moving parts of the gear system are affec ted by wear Cleaning and lubricating these parts frequently can prolong the life of these parts however they will have to be replaced once worn out The cables have to be checked cleaned and serviced regularly Expect more wear and cor rosion when the bike is often parked outside in bad weather conditions Caution Damaged cables that show for example single wires have to be changed immediately Otherwise they may damage your gear system Take care that the ends of the cables are protected with fitting caps H Velotechnik Maintenance and care Chain Chain The chain is a wearing part that has to be lu bricated regularly and to be changed at signs of excessive wear and tear Lubricating the chain
79. stem That way the damper pre vents that the spring swings uncontrolled after an initial stimulation In addition the damper helps to avoid self inforcing oscillations of the suspension that may be caused by reoccurring stimulation like pedaling forces within a crank revolution or the rhythmic up and down mo vement of the legs The hydraulic damping of the rear suspension is adjustable in case you have mounted the op tional suspension element DMM ST8ARC You should always set the damping as low as possible to give the bicycle the possibility to quickly react even to several bumps in a row You can ride the Street Machine GT with a considerably lower damping than for example a MTB due to the relaxed and steady position of the body the recumbent does not experien ce extreme variations in the load as it is known from dancing on the pedals while riding uphill on a mountain bike In addition to this varying pedaling forces have very little influence on the suspension of the bicycle due to the No Squat design of the sus pension system of the Street Machine GT So when you adjust the damping always start with a low damping It is necessary to choose the correct spring stiffness to have a well operating suspension system The spring stiffness is a measure for the compression of a spring at a certain load It is either given in N mm Newton per Millimeters or Ibs inch Pounds per Inch Sometimes you only find Ibs printed on
80. system If you want to ride your bike on public streets it must be equipped with a legal light system Do not only use your lights in the dark but al so in the twilight of dusk and dawn Due to laws and regulations the brightness of bicycle lights may be considerably lower than that of other vehicles Therefore always keep in mind that other road users may only see you very late or not at all For the Street Machine Gt HP VELOTECHNIK of fers two different dynamo light systems one with a tire dynamo and the other with a hub generator Both light systems come with a strong halogen headlamp and a LED rear light The LEDs in the rear light last considerably longer approx 100 000 working hours than a light bulb For your safety the light system has a standlight system at the front and at the rear light which makes the LEDs shine on approximately 10 minutes after you have stopped riding The electronic system is maintenance free Because of the capacitors used you don t have to wor ry about batteries The light bulb in your front light can be des troyed by wear Always carry a spare bulb with you Take care not to touch the bulb with your bare fingers always use a soft cloth Touching the glass of the light bulb with bare fingers will reduce the lifetime of the light bulb Tire dynamo You turn on the light system with the tire dy namo at the rear wheel by unlocking the swi veling dynamo For this purpose you press the red b
81. t allows a simple adjustment of the pre load The suspension forks BALLISTIC XL 600All and Mexs Carbon All have springs in both fork legs the suspension fork MEKs Carbon AC has springs only in the left fork leg since the other fork leg contains a hydraulic damping cartrid ge By turning the knobs clockwise you increase the pre load by turning them anti clockwise you decrease the pre load It is sufficient to set the pre load in the two fork legs to approximately the same level It is not necessary to match them exactly EJ HI Velotechnik 4 Turning knob for the pre load of the suspension fork BALLISTIC XL 600All Turning knob for the pre load of the suspension forks Mrs Carbon AC and MEKs Carbon All The knob must turn easily If a knob does not turn any further you have reached the final po sition In that case turn the knob again in the other direction about half a turn Do not turn the knob by force beyond the fi nal position since this will damage the plastic thread inside The suspension fork MEKs Carbon AC is fitted with a hydraulic damping unit On the right fork leg is a turning knob to adjust the dam ping h SS Turning knob for the adjustment of the damping of the suspen sion fork MEKS Carbon AC You increase the damping by turning the knob clockwise We recommend you to start with the lowest possible damping Only when the fork oscilla tes more than
82. t boom in such a way that your leg is fully extended when your heel wearing flat shoes is in the foremost position on the pedal Experience shows that the pedal to seat distance on a recumbent can be slightly longer than on a conventional bike While you are pedaling the ball of your foot should be positioned over the center of the pedal axle It is important that your leg is not fully straigh tened when the crank is in the foremost posi tion If the distance is too great it is difficult to overcome this dead point pedaling becomes uncomfortable and there is too much strain on the sinews of your feet and legs If the distance is too short you may suffer from knee pain or your legs bump on the handlebar For riders with a short leg length the front boom has to be cut by a bicycle mechanic so that it can be inserted to the maximum It is important to trim the end of the tube neatly The bare metal of the shortened tube end has to be protected against corrosion with a paint stick or wax spray The opening of the main frame is padded with a plastic paper sleeve that accomplishes the re quired clamping and protects the surface of the front boom When the front boom has been completely removed take care not to da mage the plastic paper adding while inserting it again Caution The minimum insertion depth of the front boom into the main frame is 10 cm 4 In no case may the end of the front boom be visible in the clamping slot w
83. t your bicycle depends on the size of your rims Please ask your local dealer After you have exchanged the tires please check if the wheels turn freely and check the minimum distance between mudguards and frame The spokes of the wheels connect the rim with the hub With disc brakes and at the rear wheel they additionally transmit the braking power and the pedal forces Danger Take care that your spokes are al ways in perfect condition and the spoke ten sion is balanced Do not ride with wheels that run untrue or wheels with loose or missing spokes These faults may lead to a total failure of the wheel while braking and result in a serious fall 52 HI Velotechnik Cleaning and conservation Caution To true up the wheels you need special skills please have this work done by an experienced bicycle mechanic The wheels are fastened with a quick release lever and therefore they are susceptible to theft For this reason always lock the wheels along with the frame to a solid object when you park your bicycle somewhere It is also possible to exchange the quick release axles with axles that have special security locks e g PITLOCK or KRYPTONITE that can only be ope ned with a special tool Cleaning and conservation The frame of the Street Machine GT has a high quality and environmentally friendly pow der coating The surfaces of the aluminum parts are either polished or anodized To keep the surfaces brilliant over
84. to meet your special requirements and perfor med a test ride Please make sure that this pre delivery service is recorded in the warran ty document at the end of this manual All screws must be checked and tightened es pecially on the handlebar stem fork swing arm pivot and wheels Please follow the tightening torque settings listed in the table on page 55 Rear derailleur and brakes must be checked and adjusted Please follow the instructions in the manuals of the parts manufacturers that come with this manual Screws and bolts Caution Screws must be tightened with prescribed tightening torque In this manual tightening torques are given in Nm Newtonmeter Always use a torque wrench wherever a torque setting is given in this manual Never rely on feel Screws tightened too much or not enough can break which can lead to dangerous acci dents In case you don t own a torque wrench have your bicycle mechanic do the respective work You will find a table with the prescribed torque settings on page 55 in this manual Adjusting the leg length Before the first ride adjusting your new Street Machine GT The seating position is essential for your riding comfort well being and efficient cycling on the Street Machine GT Therefore you should ad just the frame seat handlebar and suspension to your individual requirements In order to adapt the Street Machine GT as closely as possible to your body dimensions and to fin
85. u can turn the lighting system ON OFF or set it to SENSOR In the SENSOR position a twilight sensor in the lamp turns the lighting system on and off automatically depending on the brightness of the environment You switch on the hub generator light system with the integrated switch at the front light The SON hub generator is highly efficient and works silently When the dynamo is turned off it has a very low turning resistance Although you can feel the single poles of the used per manent magnets very distinctly when turning it by hand the real rolling resistance is minute The loss is at 15 km h under Watt For details on the hub generator please visit www nabendynamo de B2 H Velotechnik Prop stand Danger Before every ride check whether the prop stand is lifted up to its riding posi tion With a recumbent prop stands are of ten forgotten In the first left turn the prop stand can touch the ground and cause a fall After a fall you will have to check the prop stand and the area where it is mounted for damage and deformation For the Street Machine GT you can use a rear prop stand at the frame or a prop stand that comes with the optional lowrider You get maximum effect with the prop stand at the lowrider It supports the bicycle in the middle of the bike between the wheels In case no lowrider is mounted to your bicycle you can support it with a special rear prop stand The rear prop stand
86. unt an addi tional spacer In case you don t the mud guard may break suddenly or the rear wheel might be blocked which can lead to serious crashes The suspension travel is adjusted by adding clips to the piston rod of the spring element Adjusting the damping optional Your Street Machine GT comes standard with a suspension element of which the springs can be exchanged and the pre load adjusted The damping in this suspension element is set to a fixed rate Suspension element DV 22 with fixed damping rate As an upgrade option a rear suspension ele ment with separately adjustable compression and rebound damping is available In addition to this the suspension element has a bigger gas volume in the damper that leads to better sus pension performance due to lower pressure and thus less stiction of the piston Suspension element ST8ARC with adjustable damping and piggy back gas tank By adjusting the damping you can adjust the performance of the suspension precisely to your individual riding situation A rough street with many harsh bumps that occur in a row or even cobblestones needs a low damping rate while a road with long stretched bumps that occur more regularly needs a stronger dam ping to achieve a smooth road holding When you add a lot of luggage you will need to adjust the spring stiffness in that case an adjustment of the damping may even give you more riding comfort Finally
87. usting the handlebars Removing mounting the stem Caution The stem fixes the steering head bearing and holds the front fork with the wheel After the stem has been removed these parts are no longer supported and may fall down off the frame Hold the fork with one hand or secure the fork e g with a cable tie at the frame Remove the lower quick release of the seat mount and lift the seat Take off the cap of the steerer tube and remo ve the hex headed screw in the cap complete ly Undo both clamping screws at the side of the stem Now you can remove the stem upwards To mount the stem put it on the lubricated steerer tube Tighten the clamping screws at the side a little bit put on the cap and tighten the hex headed screw again through the cap Adjust the steering head bearing see below Then tighten the two clamping screws alterna tely with 8 10 Nm Check the clamping by try ing to turn the stem against the front wheel IE J HI Velotechnik Adjusting the head set bearing play The head set bearing has to be adjusted so that the fork with the front wheel turns easily without showing play To check the bearing play pull the front brake and grab with your other hand the upper bea ring cup Now move your bicycle back and forth If the steering head bearing has play the upper cup moves noticeably in contrast to the fixed part In that case undo the clamping screws and tighten the screw in the cap a bit more
88. uts Therefore you always have to loosen the clam ping nut of the quick release when you take off the front wheel When you reassemble it do not forget to tighten the nut again Parts that are fastened with a quick release open easily Thus they are more susceptible to theft Therefore always secure the wheels with a lock when you park your bicycle It is also possible to exchange the quick releases with special security screws e g from PrTLOCK or KRYPTONITE that can only be opened with a special tool For this please consult your local specialist dealer H Velotechnik Brakes Brakes The Street Machine GT is equipped with a po werful high quality brake system You may choose between rim brakes and disc brakes Please do read the separate manual that co mes with your bike for details Make yourself familiar with the braking system Remember which lever pulls the front brake and which the rear brake If the arrangement of the levers does not cor respond to what you are used to please have a two wheeler mechanic change it Please con tact your local specialist dealer whether there exists any legal requirement for the arrange ment of the brake levers in your country Note that the front brake is the most effective brake on the Street Machine GT With the front brake you achieve a much higher braking effect than with the rear brake The rear wheel has a tendency to lock up and slip on the pa vement even under low brak
89. utton at the dynamo until it moves to wards the rear wheel To turn the light off you turn the dynamo by hand back to its initial po sition _ wed button pressure adjuster You switch on the tire dynamo by pressing the red button To switch off the dynamo move it away from the wheel Danger Do not try to operate the dynamo lever while riding your hands could be caught in the wheel and be injured To turn the light system on or off stop riding dis mount your bicycle and only then do turn the dynamo lever Turn the lever carefully wi thout applying force else you might bend the lever and damage the plastic parts of the dy namo You can adjust the pressure of the dynamo against the wheel with the turning knob at the side The pressure is right when the dynamo wheel just does not slip at the wheel if the light flickers the pressure is too low and you have to increase it The position of the dynamo should be so that the extension of the dynamo axle points through the center of the wheel Take care that the dynamo is mounted safely and does not turn Worn dynamo wheels can be exchanged Please ask your specialist dealer H Velotechnik instructions ing ins Handl Light system Prop stand Hub generator The light system with a hub generator is swit ched on electrically For this purpose you will find a switch on the back of the rear light with three labeled switch positions With the switch yo
90. wn Stanchion tube and Steerer tube fixed unit can t be dissasembled One piece lower leg Oil damper cartridge Adjuster cap Damper Adjuster Screw M8 Washer Damper cap D OG Ui BW NY 9 Preload adjuster I0 MCU Elastomer upper plastic bush I2 Spring 13 lower plastic bush 14 aluminum push rod 15 Negative spring 16 Rebound Elastomer PU 17 Dust seal 18 Screw M6 19 Screw M6 Exchanging springs Gently turn the adjustment knob for the pre load on the adjustment unit 9 clockwise as far as it will go This causes the spring to relax After you have relaxed the pre load unit of the spring you can turn off the entire unit Place a matching spanner or an adjustable wrench on the two parallel surfaces of the pre load adjustment unit Then remove the entire unit by turning it anti clockwise Carefully remove the springs with one finger or the head of a spoke from the fork Alternately put your bicycle upside down and catch the springs when they fall down Exchange the springs lightly grease all parts and assemble the fork again in reverse order After having finished the assembly please check if the fork works properly by compressing it several times manually Lubricating the fork Dismounting In order to lubricate the fork have your bicy cle mechanic dismount it completely First remove the pre load adjustment unit and springs as described under Exchanging springs If your s

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