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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 – 11
Adjusting the handlebars – 13
Adjusting the suspension – 16

Handling instructions

Learning the new riding technique – 24
Wear protective clothing – 25
Use clipless pedals, Seat – 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
Folding (GrassHopper fx) – 33

Table of Contents

-

HP

Velotechnik

Maintenance and care

Wear and Tear – 35
Brakes – 35
Gear system – 37
Chain – 38
Chain tubes – 40
Chain roller – 42
Suspension fork – 43
Rear suspension element – 47
Swing arm pivot – 49
Headset – 50
Seat cushion – 51
Water bottle cage – 52
Mudguards – 52
Wheels – 53
Cleaning and conservation – 54
Storing the bicycle – 56
Screws and bolts – 56
Tightening torques for screws – 57

Warranty Pass

Warranty – 58
Warranty Pass – 59
Service Plan – 61
Proofs of service – 63

Revision February 2008. For latest product in-
formation, please check out our website at
www.hpvelotechnik.com.All trademarks be-
long to their respective owners.

HP V

ELOTECHNIK

Elisabethenstrasse 1 
65830 Kriftel / Germany
Tel. ++49 (0) 61 92 - 97 99 2-0
Fax ++49 (0) 61 92 - 91 02 18

Содержание GrassHopper

Страница 1: ...Operating Manual and Service Instructions NEW recumbent technology 2008 HP Velotechnik February 2008...

Страница 2: ...safely 26 Quick release levers 27 Brakes 28 Gear system 30 Light system 31 Prop stand 32 Folding GrassHopper fx 33 Table of Contents HP Velotechnik Maintenance and care Wear and Tear 35 Brakes 35 Gear...

Страница 3: ...igned 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 optimise your GrassHopper to meet...

Страница 4: ...instructions in this manual apply only to a completely assembled GrassHopper with stan dard parts from the series production of HP VELOTECHNIK On special demand HP VELOTECHNIK delivers frame kits wit...

Страница 5: ...tained in proper condition General Safety Instructions Intended use Your GrassHopper is a bicycle for the use on streets and surfaced roads This bicycle is not designed for the use in rac ing and off...

Страница 6: ...e 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 body of t...

Страница 7: ...accessories to your bicycle 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...

Страница 8: ...d bolts General Safety Instructions 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 a...

Страница 9: ...nks 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 frame or...

Страница 10: ...stick or wax spray 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 axle...

Страница 11: ...tted tube of black plastic with edges to the front and the clamping slot that is glued into the frame This spacer ensures safe clamping of the front boom and protects the paint It is im portant that y...

Страница 12: ...might find a more comfortable and more effi cient 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 d...

Страница 13: ...ws at the in ner side of the seat back with an allen key SW4 a few turns Step behind your bike and hold the seat back with both hands Pull or push the seat back to achieve the preferred seat length To...

Страница 14: ...ure is to loose when closed open the lever and turn the screw on the end of the quick release axle clockwise The low profile design of the screw head gives more clearance for the drive train Adjusting...

Страница 15: ...djustment screw close to the pivot axle To adjust the backstop fold the stem forward and turn the backstop screw in or out with a 4 mm allen wrench Turning the bolt in clock wise allows the handlebars...

Страница 16: ...nter nut of the QR The ability to turn is designed on purpose In case the bike drops over the handlebars can turn without being bent or broken immediately We suggest to fully insert the stem half If y...

Страница 17: ...t touches your legs earlier In order to change the angle loosen the screws of the handlebar clamping Turn the handlebars until they are in your favourite po sition Check that the stem clamps the handl...

Страница 18: ...ften 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 Whi...

Страница 19: ...without luggage The optional air shock DT SWISS XM180 can be easily pumped up to compensate load increases Adjusting your new bike 17 HP Velotechnik You should always set the damping as low as possibl...

Страница 20: ...travel of the SPINNER fork is 45 mm of the MEKS fork approxImately 50 mm 2 The suspension fork should compress by 30 while mounting the bike which corresponds to 12 15 mm 1 2 You set this value by ad...

Страница 21: ...epending on the road sit uation 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...

Страница 22: ...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 clips on the piston rod The static compressi...

Страница 23: ...e spring retention disc on the thread of the spring element as far as it will go before this push the possibly existing safety spring ring from its slot in the thread ed section as far as it will go H...

Страница 24: ...up the air shock you need a special air pump designed for bicycle air shocks It must have a fitting schrader valve adaptor and a pressure indicator When attaching or removing the pump to from the valv...

Страница 25: ...prevents an eventual jumping of the rear wheel and provides a good traction By improving the road surface contact the suspension of the GrassHopper al so increases your riding safety A higher damping...

Страница 26: ...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 stabilise Look ahead in the dir...

Страница 27: ...denly which may result in a fall Modern system pedals 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 quick ly i...

Страница 28: ...es 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 lead...

Страница 29: ...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 th...

Страница 30: ...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 Do not brak...

Страница 31: ...t feels firm check the hydraulic brake system for the correct pressure by pulling the lever holding the pressure and checking the hose connec tions bleeding screw and compensating tank for possible le...

Страница 32: ...ears while you keep pedaling smoothly and without applying great force all the time that the chain is moving be tween the sprockets Due to the long cables that expand under pressure and the housing th...

Страница 33: ...For this purpose you press the red button 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 You can adjust the press...

Страница 34: ...tand For the GrassHopper you can use a rear prop stand from HP VELOTECHNIK at the rear swing arm Before riding check that the prop stand in any position does not affect the function of other parts The...

Страница 35: ...the trike Open the quick release lever of the stem un der the frame while pushing the security but ton on the lever Pull the handlebar and stem half out of the stem Position the handlebars on the lef...

Страница 36: ...t of the folded bike are available as an option for your GrassHopper fx 5 Unfolding To unfold and reassemble your bike please fol low above steps in the opposite order If your bike is equipped with un...

Страница 37: ...sure can tear up the rim and damage the wheel danger Please have your bicycle me chanic check your rims at the latest after the second brake pad change and exchange them if necessary cable operated me...

Страница 38: ...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...

Страница 39: ...alf 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 ne...

Страница 40: ...ps and the bushings where the dirt caus es 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 suffic...

Страница 41: ...as 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 tight...

Страница 42: ...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...

Страница 43: ...he tubes and the wires lie be tween frame and chain tube that way the spi rals look outward Lubricate the shaft of the retaining bolt Push the bolt through the chain roller the washer the chain retent...

Страница 44: ...n pur chase the plastic part without the bearing or the complete roller through your dealer The chain roller is not symetrically shaped the recessed side of the chain roller has to face to the frame t...

Страница 45: ...following instructions refer to MEKS Carbon suspension forks For the SPINNER Grind2 fork or other brands please see the in struction manual that comes with the forks Always check the correct position...

Страница 46: ...ut springs on both sides No Part 1 Crown Stanchion tube and Steerer tube fixed unit can t be disassembled 2 One piece lower leg 3 Oil damper cartridge 4 Adjuster cap 5 Damper Adjuster 6 Screw M8 7 Was...

Страница 47: ...prings If your spring 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...

Страница 48: ...effected by wear and tear through normal use It depends on the usage of the bike the amount of dirt on it and the maintenance and lubrication how long it lasts After 3000 km the damper must receive a...

Страница 49: ...f the suspension element eye 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 exch...

Страница 50: ...ad with a drop of acid free oil Thus you can always turn the adjustment ring easily by hand Once a year you have to grease the pivots of the suspension element For that purpose dismount the suspension...

Страница 51: ...swing arm pivot comes with mainte nance free bushings They have a self lubricating system with Teflon particles The bushings sus tain a very high load and they show almost no wear In case you notice p...

Страница 52: ...ition If the bearing 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 counter clockwise Now move slightly move the stem upwards b...

Страница 53: ...onstant 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 rig...

Страница 54: ...ch 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 In order to prevent fal...

Страница 55: ...the tubes in the tires gradually loose air you should check the air pressure before every ride The tubes come with Presta valves also called french valves They are very airtight and easy to pump up F...

Страница 56: ...hreads and tech nical contact areas can be unfinished and must be protected with wax To keep the surfaces brilliant over many years and to protect them effectively against corro sion the bicycle has t...

Страница 57: ...real shiny Do not only wax the frame but also the spokes 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 38 The frame h...

Страница 58: ...will find the pre scribed 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 ma...

Страница 59: ...tor frame M5 SW4 4 6 Nm suspension element element frame M6 6 8 Nm rear rack at the seat tube M6 SW5 8 10 Nm rear swing arm axle frame M8 17 19 Nm b b set cartridge frame 50 60 Nm chain roller roller...

Страница 60: ...via the bike dealer who ordered the bicycle from us 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 In case of warranty we will replac...

Страница 61: ...h 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...

Страница 62: ...t parts hydraulic cartridge suspension fork check dust boot and correct position lubricate check fork play adjust if necessary replace worn out parts hydraulic cartridge rear swing arm check function...

Страница 63: ...Warranty Pass 61 HP Velotechnik see page before every ride monthly annually note 31 53 29 35 47 43 every 6 months 49 53 38 40 42 54 53 13 replace aluminium 13 bars every 2 years 14...

Страница 64: ...rvice plan is intended to give you a rough overview over the required mainte nance and service works In no case it can re place the detailed instructions in this manual You can perform service works m...

Страница 65: ...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...

Страница 66: ...e main frame I have received the bicycle in good condition ad justed to my size and performed a test ride I have been informed about the correct use of the recumbent the components like derailleur and...

Страница 67: ...ter the purchase Order No milage approx km Date Dealer s Stamp and Signature Exchanged or additionally mounted parts 1st service No later than 300 kilometers or 2 months after the purchase Order No mi...

Страница 68: ...ter the purchase Order No milage approx km Date Dealer s Stamp and Signature Exchanged or additionally mounted parts 3rd service No later than 6000 kilometers or two years af ter the purchase Order No...

Страница 69: ...er the purchase Order No milage approx km 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...

Страница 70: ...r the purchase Order No milage approx km Date Dealer s Stamp and Signature Exchanged or additionally mounted parts 12th service No later than 33000 kilometers or eleven years after the purchase Order...

Страница 71: ...r the purchase Order No milage approx km Date Dealer s Stamp and Signature Exchanged or additionally mounted parts 14th service No later than 39000 kilometers or thirteen years after the purchase Orde...

Страница 72: ...Velotechnik Paul J W Hollants und Dipl Ing Daniel Pulverm ller GbR Elisabethenstr 1 D 65830 Kriftel Tel 49 61 92 97 99 20 Fax 91 02 18 www hpvelotechnik com NEW recumbent technology 2008 HP Velotechn...

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