HP Velotechnik GrassHopper fx and Operating Manual And Service Instructions Download Page 72 | Manualshive

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HP Velotechnik GrassHopper fx and Operating Manual And Service Instructions Download Page 72

Maintenance routine

72

HP

Velotechnik

Tightening torques

The values indicated are meant for a friction value µ=0,125 (greased threads and screw heads). They only
refer to the indicated parts. Please do always follow the values given in the manuals of the parts manufactur-
ers since the following values may not be up to date due to changes in the product line!

Part

Connection

Bolt

Tightening torque

V-brake

- brake lever

handlebar/grip

M6 size 5

4 Nm

- brake caliper

- caliper/frame

M6 size 5

5–7 Nm

- cable clamping

M6 size 5

6–8 Nm

disc brake

- brake lever

handlebar/brake lever clamping

M6 size 5

4 Nm

- brake caliper

caliper/frame

M6 size 5

7–9 Nm

- brake disc

disc/hub

M5 Torx T25

5–6 Nm

- brake tube

brake tube/brake lever

size 8

4 Nm

dynamo

dynohub/mounting sheet

M6 size 5

6–8 Nm

mounting sheet/frame

M5 size 4

4–6 Nm

folding hinge (Grasshopper fx) locking wedge screw

M6 size 4

6 Nm

suspension element

frame/susp. element/swingarm

M6 size 4

6–8 Nm

rear rack

at the seat tube

M6 size 5

7–9 Nm

swingarm

axle/frame

M12x1 size 6

17–19 Nm

bottom bracket

cartridge/frame

50-60Mn

chain idler

chain idler/frame

M8 size 6

17–19 Nm

crank

crank/axle

size 8

35 Nm

chainring screws

size 5

8–11 Nm

hub

cassette ring

38-42 Nm

quick release lever

9–12 Nm

pedal

pedal/crank

size 15

35-40 Nm

shifting lever

twist shifter

size 3

2–2,5 Nm

barend shifter

size 6

5–6 Nm

derailleur

derailleur/frame

size 5

8–10 Nm

cable clamping

size 5

4–6 Nm

mud guard

stays/frame

M5 size 4

4–5 Nm

seat

upper seat/seat mount

M6 size 4

5–6 Nm

lower seat/seat mount

M6 size 4

3–4 Nm

frame

front boom clamping

M8 size 6

14–16 Nm

front derailleur

front derailleur/frame

M5 size 5

5–6 Nm

cable clamping

M5 size 5

4–6 Nm

handlebar

handlebar/stem

M6 size 5

6-8 Nm

USS-steering (direct)

stem/Steerer tube

M6 size 5

6–8 Nm

underseat steering stem

length adjustment

M6 size 5

6–8 Nm

axle/axle cap

size 6

12–14 Nm

(Grasshopper fx )

adaptor/steerer tube

M8 size 6

23–25 Nm

headset clamp

M6 size 5

4–6 Nm

steering rod/mounts

M5 size 5

7–9 Nm

Tillerbar stem

stem/fork

M6 size 5

6–8 Nm

height adjustment

M8 size 6

8-10 Nm

Aeorbar stem

stem/steerer tube

M6 size 5

6–8 Nm

length adjustment clamp

M6 size 5

6–8 Nm

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Summary of Contents for GrassHopper fx and

Page 1: ...Operating manual and service instructions for HP Velotechnik recumbent bicycles version February 2017 2017 recumbent technology HP Velotechnik...

Page 2: ......

Page 3: ...ride Your recumbent bicycle is designed with the latest recumbent tech nology by HP VELOTECHNIK that partly needs special treatment and care In this manual you will find detailed instructions on how t...

Page 4: ...4 HPVelotechnik Grasshopper fx Streetmachine Gte Speedmachine...

Page 5: ...ring 31 Underseat steering indirect steering 31 Adjusting the cable length 33 Handling instructions 34 Folding of Grasshopper fx 34 Folding 34 Unfolding 35 Lighting 36 Lighting systems 36 Brakes 38 Ha...

Page 6: ...ly in association with medications alcohol and drugs The maintenance and adjustment of this re cumbent partly requires special tools and skills Do only works within your limits and for the purpose of...

Page 7: ...ge 51 The maximum load rider luggage is 130 kg 286 lbs The maximum total weight bicycle rider luggage is 150 kg 330 lbs The lower limit is valid With a coupled trailer the maximum total weight must no...

Page 8: ...specially on the handlebar stem knuckles swingarm pivot and wheels Please follow the tightening torque settings listed in the table on page 72 Derailleurs and brakes must be checked and adjusted Pleas...

Page 9: ...se 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 lever At the start of the lever s motion for say half of its movement...

Page 10: ...the bicycle has been unattended The first miles The first 300 km 186 miles are important for breaking in the bicycle During the first use of a new bicycle the screws may settle and be come loose Cable...

Page 11: ...nd backwards a bell You can find a bracket for the pole at the rear rack or the rear light mount The safety equipment on your bicycle must be checked before every ride and maintained in proper conditi...

Page 12: ...wn is at your own risk Danger If any part is deformed e g due to an accident or overload especially frame knuckles handlebar seat mountings pedals cranks and brakes it is not allowed to use it any fur...

Page 13: ...traffic Electric assist systems HP VELOTECHNIK recumbent bicycles can be equipped with electric assistance systems Instructions for the use and safety of the optional electric assist systems are incl...

Page 14: ...crank in the top position so that you can pedal immediately with pow er Try to keep your balance in that position Assure yourself that you can stop whenever you want to and hold the bicycle with one...

Page 15: ...ecially when road holes are filled with water it is very difficult to guess how deep they really are Danger In case you hit such an ob stacle frame and steering may be damaged which can result in a se...

Page 16: ...se use exclusively the original shoe plates cleats from the manufacturer of the pedals do not use any other brand If you re using shoe plates that are not authorised the bind ing system won t work pro...

Page 17: ...s by leaning back You can mount our custom headrest to your existing seat The seat is too small when you have the impression that your back is pressed too much into a hunchback It is too large when yo...

Page 18: ...ngle does not require an adjustment of the front boom Adjusting the front seat edge The front seat edge can be slightly lowered to accommodate smaller riders With a lower front seat edge it is easier...

Page 19: ...ke it off since the Velcro could come off Attention Never expose the seat cushion to extreme heat or focused sun light The material warms up considerably The heat may melt the glue of the Velcro The s...

Page 20: ...e Then close the upper and lower quick release lever regarding the sheets are completely covered by the hole diameter of the clamping surface To adapt the bicycle perfectly to your needs we offer the...

Page 21: ...them from touching your back Use the long holes and the screw hidden under the cushion BodyLink seat or the mounting clamp ErgoMesh seat for setting up the correct position There is also a mounting cl...

Page 22: ...sitioned above the centre of the pedal axle It is important that your leg is not fully straightened when the crank is in the fore most position If the distance is too long it is difficult to overcome...

Page 23: ...in the clamping slot when you look at the main frame from below since this may result in a damage of the frame The plastic bushing between front boom and main frame must be visible at all time If the...

Page 24: ...veting tool that expands the rivet while riveting e g Rohloff Revolver A poorly joined chain may break and thus lead to damage or inju ry Attention Take care that the chain tubes have a clearance of a...

Page 25: ...equired frame length To slide the front boom in grip the cranks and turn them against the tensioned chain The force on the chain helps to move the front boom into the frame tube To pull the front boom...

Page 26: ...the for by a steering rod On the following pages the differences and setting instructions are described Please pay attention to the information referring to your handlebar type Adjusting the handleba...

Page 27: ...andlebar and belly The adjustable stem should preferably be set to the shortest possible position while taking care that the legs don t touch the handlebars when riding To check this make sure that yo...

Page 28: ...adjustment The TERRACYCLE Glideflex stem unit is equipped with a backstop adjustment screw close to the pivot axle To adjust the back stop fold the stem forward and turn the backstop screw in or out T...

Page 29: ...nd front wheel the bolt of the lower clamp must be loosened The quick release lever of the removable stem must be opened at the same time Now the stem can be turned After aligning the stem it may be n...

Page 30: ...e to check the clamping screw The thread must not be damaged and the screw must turn easily Once a year you have to dis mount the screw completely and check it In case of damage or deformation you hav...

Page 31: ...Speedmachine Gte with underseat steering is equipped with an indirect steering The handlebars are sup ported by a stem that pivots in the frame The front fork is connected with a tie rod to the stem...

Page 32: ...t Speedmachine Remove the screw between rear connection rod end 3 and stem Loosen the counter lock nut at the rod end Adjust the steering rod 1 length by screwing the rod end in or out to align the ha...

Page 33: ...rake cables and shifter cables The cables have to run smoothly without any sharp turns and they should not be bent sharply or stretched when the handlebar is at maximum angle Also avoid large bows tha...

Page 34: ...llen key Pull the lower seat shell out of its mounts first then the upper seat shell Attention When storing the seat please take care not to bend or break the seat mounts Protect the edges of the seat...

Page 35: ...nd electric wires are long enough to allow proper folding The chain tubes are connected by a flexible rubber joint positioned in the area of the folding hinge Open the quick release lever then push th...

Page 36: ...re dynamo Turn on the lighting system with tire dynamo at the rear wheel by unlocking the swivelling dynamo For this purpose press the red button at the dynamo until it moves towards the rear wheel To...

Page 37: ...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 below 1 W at 15 km h...

Page 38: ...d the bike may tumble over 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 im mediately slides out of the bend while b...

Page 39: ...hes the handlebar If this is not the case adjust the cable or change the brake pads For hydraulic disc brakes pull the lever several times pump until it feels firm check the hydraulic braking system f...

Page 40: ...ser to the rim As soon as the knob doesn t turn anymore the brake pads have to be ex changed Before you change the pads turn the knob clockwise as far as it will go back to the initial position Hydrau...

Page 41: ...cle backwards when the gear shifter lever has been moved as this will damage the rear derailleur Due to the long cables that expand under pressure and the housing that compresses under pressure it may...

Page 42: ...he cables have to be checked cleaned and serviced regularly Expect more wear and corrosion when the bicycle is often parked outside in bad weather conditions Attention Damaged cables that show for exa...

Page 43: ...m of 5 mm For a more precise read ing you can buy a chain measurement gauge in your bicycle shop Only use chains that are suitable for the gear system of your bicycle Otherwise a precise gear shifting...

Page 44: ...ry you will have to shorten the tubes If the end of a chain tube gets into the rotating parts of the drive train the drive train can be blocked and the chain tubes may be de stroyed Attention The rear...

Page 45: ...ame rear arm swing and suspension element and your bicycle may be damaged Remember the exact position of the spacers Take the bolt off the frame together with the chain roller Between frame and chain...

Page 46: ...ing then the chain roller the seat or the frame may be dam aged by the chain Please consult your local specialist dealer in case this hook is miss ing The chain roller wears slowly and gradually shows...

Page 47: ...n indication of the minimum required pressure on the sidewall of the tire as well Since the tubes in the tires gradually loose air you should check the air pressure before every ride The tubes come wi...

Page 48: ...rt the valve stem through valve stem hole in rim and fix it with the valve nut Start at the valve stem when installing the first bead on the rim by pushing it over the rim flange with the thumbs Repea...

Page 49: ...en the bolt of the clamp above the head set Use a spacer tube on the fork s steerer which exceeds the steerer s upper end Use an A head cap screw it against the A head star nut already inserted in the...

Page 50: ...stion or doubt ask you special dealer for information Pedal mounting The threads of the pedal axles are different for left and right to prevent them from be coming loose while pedaling Tightening dire...

Page 51: ...ial position or even further than that after having passed a bump The damper converts spring energy into friction and finally into heat and thus takes away energy from the suspension system The damper...

Page 52: ...lowing chapter Theoretically adjusting the preload can com pensate for a load change of approx 10 kg 23 lbs at the rear wheel In case of higher varia tions in the load you will have to exchange the sp...

Page 53: ...thread inside Maintenance of the Spring fork SPINNER Clean and grease your suspension fork regu larly Always use a high quality silicone or Teflon lubricant You can purchase special lubricants for su...

Page 54: ...ent 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 ch...

Page 55: ...er part out of the lower part Now you can pull the fork s upper part out of the lower part Clean all parts with a cloth Grease the bushings legs springs and threads thoroughly and assemble the fork ag...

Page 56: ...fork crown and remove the mudguard Clean the fork and the dust boot diligently Then remove the snap ring inside the lower end of the steerer tube Please keep in mind that there is a slight preload on...

Page 57: ...lower and the upper bushing Finally remount all parts in reverse order In doing this take care that you keep the position of the steerer tube in relation to the outer tube as described above The splin...

Page 58: ...unting the fork If the lower bearing metric inner diameter 40 mm has been dismounted from the other steerer tube remount it with a tool tube inner diameter approx 40 5 mm outer diam eter approx 51 5 m...

Page 59: ...Suspension HPVelotechnik 59 Handling instructions Assembly and parts list of the Concept fork for Speedmachine...

Page 60: ...ar shock DV 22 Adjustment The preload determines how far the suspen sion compresses when you are sitting on the bicycle while standing still Therefor it is necessary that you have the correct spring s...

Page 61: ...e before this push the possibly existing safety spring ring from its slot in the threaded section as far as possible Have a second person sit down on the bicycle and make the suspension bot tom out by...

Page 62: ...own carefully While doing this take care that you don t bend or stretch any cables Remove the spring from the suspension ele ment and put on the replacement spring Make sure the new spring has the sam...

Page 63: ...shings of the rear spring element need to be lubricated once a year Air shock ROCKSHOX Monarch Attention Please follow the instruc tions in the separate manual provided by the rear shock manufacturer...

Page 64: ...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 damping to achieve a smooth r...

Page 65: ...heck the adjustment you will need a second person that compress es the suspension by pushing the bicycle down while you are sitting on the bicycle in the riding position The other person can then obse...

Page 66: ...maged The bushings are exchangeable For that purpose you will have to dismount the rear swingarm and send it together with the axle via your specialist dealer to HP VELOTECHNIK After installation the...

Page 67: ...sition and check the mudguards for cracks or deformations Immediately exchange dam aged mudguards Attention You must not mount additional parts like rear lights or reflec tors to the mudguards since t...

Page 68: ...ith a special bracket behind the seat There are threads in the back of ErgoMesh seat frames to mount the water bottle brackets in an upper or lower position Water bottle cages for BodyLink seats Two w...

Page 69: ...wear and tear in the chapters on the relevant parts Carbon parts Carbon bicycle parts need special care Please pay attention to the following instructions on storing assembly and maintenance Check car...

Page 70: ...of the powder coating of the frame or the surface of the seat 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 us...

Page 71: ...onths are a convenient period of time for the annual service since then you won t have to wait long for an appointment Many dealers offer special prices for the win ter check Transport in the car The...

Page 72: ...7 9 Nm swingarm axle frame M12x1 size 6 17 19 Nm bottom bracket cartridge frame 50 60Mn chain idler chain idler frame M8 size 6 17 19 Nm crank crank axle size 8 35 Nm chainring screws size 5 8 11 Nm...

Page 73: ...over any transport labour or any secondary costs The warranty is void when using the bicycle for commercial purpose such as rental or leasing The warranty starts with the date of pur chase receipt of...

Page 74: ...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 specialis...

Page 75: ...p and Signature Exchanged or additionally mounted parts When you assemble a frame kit please list the components on an extra sheet and attach it to this Warranty Pass 1st service No later than 300 kil...

Page 76: ...the purchase Order No mileage approx km Date Dealer s Stamp and Signature Exchanged or additionally mounted parts 3rd service No later than 6000 kilometres or two years after the purchase Order No mi...

Page 77: ...after the purchase Order No mileage approx km Date Dealer s Stamp and Signature Exchanged or additionally mounted parts 5th service No later than 12000 kilometres or four years after the purchase Orde...

Page 78: ...r the purchase Order No mileage approx km Date Dealer s Stamp and Signature Exchanged or additionally mounted parts 7th service No later than 18000 kilometres or six years after the purchase Order No...

Page 79: ...after the purchase Order No mileage approx km Date Dealer s Stamp and Signature Exchanged or additionally mounted parts 9th service No later than 24000 kilometres or eight years after the purchase Ord...

Page 80: ...r the purchase Order No mileage approx km Date Dealer s Stamp and Signature Exchanged or additionally mounted parts 11th service No later than 30000 kilometres or ten years after the purchase Order No...

Page 81: ...after the purchase Order No mileage approx km Date Dealer s Stamp and Signature Exchanged or additionally mounted parts 13h service No later than 30000 kilometres or ten years after the purchase Orde...

Page 82: ...ness wear condition chain 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...

Page 83: ...rvice plan HPVelotechnik 83 Warranty see page before every ride monthly annuallynote 36 47 38 51 52ff every 6 months 66 42 44 46 47 49 9 8 67 recommended interval to replace aluminium stem 2 years 39...

Page 84: ...HP Velotechnik OHG Kapellenstr 49 D 65830 Kriftel phone 49 61 92 97 99 20 fax 49 61 92 97 99 2 299 www hpvelotechnik com 2017 recumbent technology HP Velotechnik...

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