user manual Duet junior
Contents
1. Always drive slowly in the near surrounding of other people or animals The materials of the cushions and seating shell are not flame retardant It is strongly advised not to smoke in the wheelchair and to keep a safe distance from open fire Do not neglect your legal responsibility towards the disabled 4 4 Use in combination with other products Special seat When a special seat is required the supplier has to make sure that 4 5 Hot and cold surfaces The combination of seat and user does not exceed the maximum allowed weight 60 kg The seat is fixed properly to the wheelchair base The centre of gravity of the combination of user and seat is on the same spot as when the standard seat would be used The used materials are in compliance with the accepted standards mentioned in EN 12182 and EN 12183 regarding flame resistance and bio compatibility 17 Please note that parts of the Duet can reach high temperatures when exposed to direct sun Be careful with touching especially the plastic and metal parts under these circumstances in order to prevent skin burning Please note that the Duet can reach low temperatures when exposed to cold weather below zero degrees Celsius Take caution in touching especially the metal parts with wet body parts under these circumstances as they easily can freeze and get stuck to these surfaces 4 6 Danger of pinching User Special care has been taken to make sure that the chance that the2. transfer it is possible to remove the foot support Put the Duet on the parking brake before you make the transfer When the passenger is seated properly close the five pointed belt Reposition the foot support Push the Duet from the stand and take position on the cycle Release the parking brake The Duet can be driven as a regular bicycle There are two differences e The Duet remains vertical at all times also while curving e The steering is done by pushing the bar sideways 18 4 9 Where to use the Duet The Duet can be used outside Since the Duet is a cycle you have to use it on the therefore meant roads such as cycling roads Whenever the Duet is used in dirt sand or under salty conditions near or on the shore the cycle must be cleaned thoroughly with water and soap to prevent the dirt or salt to damage it on the long term 4 10 How to connect or disconnect the wheelchair to the cycle Disconnecting the wheelchair from the cycle Pull out the safety pin Release the clamp that is holding the cycle to the wheelchair Lift the cycle by holding the saddle and the main frame Put out the stand of the cycle with your foot Put the cycle on the stand Connecting the wheelchair to the cycle Lift the cycle with one hand on the saddle and one on the frame Fold away the stand with your foot Put the cycle in the wheelchair Release the cycle Tighten the wheelchair to the cycle with the clamp Place the safety pin
3. and warm water when it has been exposed to unfriendly circumstances like mud salt water or severe rains After removal of the dirt and salt please dry the wheelchair with a soft cloth Brakes and gears The rear brake is of the back pedalling type and cannot be adjusted Please check the tolerance of the chain frequently e g each month Too much clearance leads to unwanted late reaction of the brake while back pedalling the clearance of the chain has to be over won The used cables for the front brakes have to be re adjusted from time to time Re adjusting the brake can be done by tightening or loosening the shown adjustment bolt The adjustment must be so that the lever has a very small free play before pulling the inner cable When applying maximum brake force the brake bar may not be obstructed by the steering Adjustment of the gear cable must be carried out by a therefore trained person such as your dealer Replacement of worn brake friction material must be carried out by an authorized dealer 5 2 Required tooling and equipment For the normal maintenance is no special tooling or equipment required A wrench 10 mm and a puncture repair kit is sufficient for the maintenance and repairs to be carried out by the user 5 3 Ordering for parts to be readily replaced It is possible to order for any part of your wheelchair at your supplier Your supplier will contact the producer Huka BV that will send the part as soon as possible norma
4. are to be obeyed on all journeys on public roads Every road user must act in such a way that no other person can be jeopardized damaged or hindered Always wear ANSI or BSI or GS approved safety helmets both the wheelchair user and the biker Have the Duet checked by your supplier after any collision or when the Duet is otherwise visual damaged Check the tyre pressure and refill the tyres if necessary every two weeks Check the tyres at the same time for excessive wear and damage Replace if necessary Have the Duet checked on a yearly basis by your supplier 4 2 Theft prevention The Duet is provided with a high quality lock Always lock the Duet when leaving is unattended even for a very short period Whenever you want to take extra precautions against theft a additional cable lock can be bought at any bicycle shop It is worthwhile anchoring your Duet to a pole or fence with an extra cable lock The cable does have to through the frame and one of the three wheels and not just through the rear wheel 16 4 3 General advises and warnings A WARNING It is not allowed to carry passengers other than the driver and its passenger on the product The Duet may not be towed or pushed by other vehicles Do not leave the Duet unattended with only the passenger in the chair Do not use the wheelchair for transport of objects of all kind Do not ride without a passenger The Duet is balanced for loaded operation and actuall
5. exposed to direct sun for longer time Because of the harmful combination of salt water and sand it is advised not to use the wheelchair on beaches We advise to clean the wheelchair after having been in contact with sand and or salt water as described in the paragraph cleaning When the Duet is parked outside the wheelchair seat must be protected from weather influences such as rain by using a cover 2 6 Tire pressure In order to prevent tyre damage and to preserve the performance of the wheelchair the tyre pressure must be checked at least on a monthly basis The recommended tyre pressure is written on the tyres Tyres at the right pressure means lighter cycling less wear and faster and better braking In case this can not be read clearly because of tyre wear please use following pressures Min Max front tires 3 Bar 45 PSI 5 Bar 70 PSI rear tire 3 Bar 45 PSI 5 Bar 70 PSI A WARNING Never drive the Duet with too low tire pressure as this will damage the tire dangerous situations will cause high rolling resistance and will cause higher wear 3 USER ASSEMBLY 3 1 Introduction The Duet Junior is ready to use when delivered to the customer Based upon detailed specification and eventual try out with the user we build the product specific to the users requirements as much as possible However it is always possible that the supplier e g the dealer has to adjust certain issues of the cycle at the moment of d
6. in position 4 11 Adjustment of the wheelchairs seat The wheelchairs seat can be adjusted as described in paragraph 3 3 While using the Duet you can change the seating angle easily Just lift the lever and the gas spring will bring the seat in the upright position When you want the chair positioned under an angle just lift the lever and push the chair in he required position When the required position is reached release the lever and the chair will remain in that position 4 12 Closing the wheelchair positioning belt After the passenger is seated the five point belt can be closed The centre belt has to be guided hereto between the legs The left and right belt part can be pushed in from the top separately Please note the click to assure yourself that the belt is locked properly To release the belt push the red button Both right and left belt will be released at the same time 4 13 Brakes Driving Brakes The brakes are depending on the type of Duet you have The braking bar on the steering is used for activating the two front drum brakes of the wheelchair The rear brake is or of the pedal brake type The brake is activated when the pedals are moved in backward direction Please note that as a result of chain clearance the brake force is activated after some small pedalling distance 19 Parking brake The parking brake is activated by braking with the bar for the front brakes and then locking this brake by use o
7. questions and or complaints When you pick up your Duet Junior all the components described in this manual will have been properly adjusted in accordance with your requirements Any components to be delivered separately will also have been fitted by your dealer Some components must be adjusted again after a time It is best to have this carried out by your dealer We also advise when you want to make adjustments yourself you always consult your dealer before doing so He is not only the supplier of your bicycle but also a specialist who can advise you on such matters Check whether there are any tips and or recommendations before you start work on your bicycle These manufacturer s tips and recommendations must always be followed These tips and recommendations will increase your safety and improve the cycling comfort of your Duet Junior 2 2 Huka BV Huka is a Dutch brand that is specialised in the development and production of aids for the handicapped mainly children Huka BV producer of the Duet Junior works closely with various companies and rehabilitation centres in order to improve the products constantly The address of Huka BV s Huka BV Munsterstraat 13 7575 ED Oldenzaal Tel 0541 572472 Fax 0541 520415 e mail sales huka nl 2 3 Duet Junior The Duet is a combination of an individually adaptable wheelchair and a bike with multiple gears The front part of the cycle consists of a manual wheelchair that ca
8. DSH AIRES a SR a 14 chanana Pela Sid 14 Required tools and equipment ee aa 14 3 6 Inspection for missing or damaged parts occococconcocccconionncnonionnnnnnconnnrnnnoncnnennnnnanennns 14 3 7 Assembling installing and removing inStructiONS ococcococcononcnconenconencanonennonennonencanos 14 3 0 motorage shipment and travel el 15 4 USE OF THE PRODUCTS innata 16 4 1 Safety and driving precautiODS ccoccoronconcoronconcoronroncanonroncanonronrnararonrnararcnrnncanennons 16 4 25 IMC PREVENCION 16 430 General aavses and Wainings asian a da asd 17 4 4 Use in combination with other productS ccococcocionconccionioconcononnnnnoninnnnnoninnennnncnnennons 17 4 5 MOtand cold SUMACES nei 17 4 6 Danger of PINCHING ses sd aan nenn ander 18 ER O vedas O Sd 18 48 HOW to Use Ine DU 18 4 9 Where TO Use Te DU de Ol 19 4 10 How to connect or disconnect the wheelchair to the cycle ococconcccocionionocionianos 19 4 11 Adjustment of the wheelchairs seat 2u2z0202002n0nnn0n ano nn ann nun nn nn nun nn nn nun nun nn nn nenn 19 4 12 Closing the wheelchair positioning belt cccececseceeseeeeeeeeeeesseeeseeeeeeeseeetaeeeseranees 19 ALS AOS ars O T E 19 DIVING Brakes ios 19 Par KING DFaKe sind 20 4 14 LION ee een 20 4 19 LUGO AGS CANCER nase nenne 21 AL o do a dd had 21 4 17 USO the gears Optional si aos 21 ALO MOI MIS US er odo da 21 4 19 Transfer to and from the wheelchalr ooccococconionccco
9. arry out this guarantee The guarantee does not apply to damage or faults of the product caused by wrong or improper use or neglected maintenance The evaluation of it is the privilege of Huka BV or a representative to be appointed by Huka BV This guarantee does not apply to components susceptible to wear such as tyres seat covers arm rests brake cables etc Huka BV reserves the right to alter the specifications at any time No responsibility can be accepted for any change in the specifications Change of specifications can be caused by e g availability of parts product improvement based on market experience changed legislations etc 2 GENERAL CHARACTERISTICS 2 1 User manual The user manual is written for the user of the Duet Junior These are not only the children who will use it as a passenger but also the driver of the Duet Junior and any other persons who are involved with it on a regular basis like parents and therapists The manual contains all the relevant information needed to adjust and adapt Duet Junior to the users requirements and how to make the best use of the various functions With the aid of this manual with its clear drawings and practical instructions you will be able to get even more enjoyment from your Duet Junior It is important that you take the time to read it carefully and then tot keep it within arm s reach for use in the future In the first instance please approach your dealer if you have any
10. bended forward position where a higher steering will give a more upright driving position Fig 4 When you want to change the position of the steering in angle you can obtain the desired position by loosening the bolts with which the steering parts are fixed fig 5 Seat belt adjustment The seat of the wheelchair has a five point belt This belt is not a safety belt but a belt meant for positioning reasons only The belt is adjusted in length to the body size of the passenger by pressing the buttons left and right belt The belt will automatically shorten to the body size both for the shoulder and for the hip belt part at the same time Grips In order to be able to steer safely it is important that the grips are firmly fixed Regular checks prevent trouble Torn grips can also cause accidents during cycling so it is advisable to replace them as soon as possible Your Duet expert knows what to do here 12 Fig 5 It is not permitted to adjust your handlebars when cycling Check whether your handlebar is firmly secured before going cycling When applying corrections with the handlebar always check that when you tighten things up again the handlebar are straight in relation to the wheel 3 5 Wheels Tire pressure and valves Please keep the tyres inflated at the recommended pressure at all times The used valves for the inner tubes are specific for each country Inflating is therefore easy by using a regular bicycl
11. cling A NOTE e Check whether the lights are working before you get on your bicycle when it is dark e If wet conditions check whether the dynamo has enough grip on the side of the tires 4 15 Luggage carrier As the name indicates the luggage carrier is intended for luggage and not for passengers Consult your Duet dealer for the maximum acceptable load and if it is possible to put a child s seat on the luggage carrier 4 16 Bike stand The Duet bike stand is sturdy and stable so that the Duet is not as likely to fall over Do not push the bicycle forwards without lifting it slightly to get the double stand to fold away or you damage the stand and frame Never sit or cycle on a bicycle if the stand is still down This is for your own safety and to avoid damage to your bicycle 4 18 Known misuse Please take note of the following misuse warnings A WARNING Do not use the Duet with a weight exceeding to maximum user weight It is not allowed to stand on or sit on the Duet by a person not being the driver or the passenger in a different place than the therefore meant seats Do not drive into water deeper than normal rain pools Hold the saddle stem of the cycle with your hand when releasing the cycle wheelchair coupling Not doing so might lead to falling over of the cycle part Keep the tyres well inflated Too low tyre pressure will lead to tyre damage 4 19 Transfer to and from the wheelchair To lif
12. cnonionennononnccnoncanonronranennonrnennnns 21 AOS DIVINO O 21 4 21 Accelerating braking and SteerinQ ococconocconocioneconnonencononinnonenconenronencanoneanonenroness 22 Phe Za CSI cpa ee een 22 4 23 a a ea 23 A e la pe o et 23 Frans DO REIDY cdi adas io 23 Paktial ASA a alt etl ey 23 Bic MAINTENANCE ciar 24 5 1 Maintenance service and fault finding to be carried out by the user sesser 24 A A 24 PUGHUPS red bi s 24 Protection against COR OSIONM een 25 BAKES and GOONS nas a Aa a nie 25 5 2 Required tooling and Equipment iaa 25 5 3 Ordering for parts to be readily replaced ooococconoonoccocooronconooroncancoronronraronrnaranonnns 25 A E adia 25 5 5 Frequency of MAINtenanCe coccocoonocconocnoncanooronroncoronrnnroaronrnnranonrnnrnnrnronrnararenrnaranennns 25 5 0 PEhl rmance COCKS en ae ie 26 5 7 Other repairs and maintenance 2s220 e00000nn0nnnnnnnunnn nun nun nn nun HER nn nun En nn Ran nn n nun nun nn En 26 Authorized dealers Tor repals ann an 26 SPane Dal US cats ee ea een 26 Unautnonzed TODAS aaa 26 5 0 DISpoSsal OF the products 26 6 13 U ey mie CTRRERPPFARBEPRESFERFEREREEERFERAUERERERUFEEFTEESEFEPELEEFELEFFRLEERFEEFPELEFFERFEEFPEPBEEEPFF 27 6 1 Mechanical malfunctions une 27 7 TECHNICAL SPECIFICATIONS cuina 28 AS RN 28 7 2 JEXpPected Ie time OF te DU CU a can 28 73 9 DEEINCALON SMEEL aaa 28 1 WARRANTY Huka BV gives two years of guarantee on the Duet Junior Your supplier will c
13. e tyre pump A properly inflated tyre is very hard to press with your thumbs Please inflate the tyres slightly harder when the Duet is used by relative heavy users A WARNING Never exceed the maximum and minimum allowed tire pressure Spokes Spokes are essential components of your wheels The spokes are tensioned by Huka BV The spokes must be re tensioned after approximately the first 500 km s because of the setting of the spokes Please return to your dealer for this re tensioning The spokes must be checked regular for broken or loose spokes Any loose spoke must be re tightened and broken spokes must be replaced immediately to prevent more spokes from breaking It is advised to leave this to your Duet dealer If the wheel has a wobble or loose spoke your dealer will correct this quickly so that further damage to the wheel is prevented Have your dealer check the tension in the spokes regularly after that Hub gears A smooth ride A Freewiel bicycle with hub gears ensures smooth easy gear shifting It is advisable to choose a lighter gear rather than one which is slightly too heavy to spare your back and knees Use the heaviest gear as much as possible for descents or if you have tail wind There is a grip shift on the bike frame below the saddle It is ergonomically shaped and it is light to operate You will have s smoother gear shift and spare the mechanism if you stop pedalling for a moment while shifting gear I
14. elivery These possible adjustments are described in this chapter 3 2 Saddle adjustment 1 The saddle height is adjusted by placing the saddle pin higher or lower The height of the seat must be adjusted to the driver s length Loosen the strap slightly and adjust the saddle height so that the drivers legs are very slightly bend when the pedal is in the lowest position and the heel of the foot is placed on the pedal Re tighten the strap when the right height is obtained A WARNING The maximum height marks with warning text may never be visible after the adjustment This means that the saddle pin is inserted far enough into the seat tube minimum of 6 cm The stem of the saddle may be inserted in the frame tube to the point where the stem becomes smaller in diameter This is the minimal saddle height Placing the saddle in a lower position will result in a saddle stem that cannot be tightened properly 2 The angle of the saddle can be adjusted by loosening the saddle bolt under the saddle Adjust the angle so that a comfortable and stable body position is obtained without unwanted pressure on specific body parts such as genitals 3 By loosening this saddle bolt you can also tilt the saddle as well as adjusting it forwards as backwards Moving the saddle forwards gives you a sporty position while moving the saddle backwards ensures a more relaxed position 4 After having adjusted everything tighten all the nuts and bolt
15. elter the Duet from extreme high or low temperatures high humidity and other negative weather influences Take out both batteries optional and store fully charged at room temperature Every 4 weeks the batteries have to be recharged to keep them in good condition Shipment It is not necessary to take special precautions for shipment However it is best to case the Duet in a way that no movement or collision is possible When shipped by boat please give special attention to prevent contact with salt water or air Salt water is extremely corrosive and might lead to unwanted damage of the product Travel The Duet can be transported by car For transport in a car it is possible to uncouple the wheelchair from the cycle To lower the wheelchair the backrest can be positioned more forward 15 4 USE OF THE PRODUCT 4 1 Safety and driving precautions A WARNING In case it is the first time that you drive a tricycle please be aware that you are not used to the driving characteristics as they differ from regular bicycles Please do not tend to drive over enthusiastic in your Duet and please do not drive up and down pavements and kerbs By doing this the Duet can be damaged both visible or invisible and bring in extra risks Also try to avoid large irregularities in the road The Duet may not be used by the wheelchair user or the bike user alone when both parts are connected You use the Duet on public roads It goes without say
16. ether the chain is well lubricated by turning the pedals when the rear wheel is lifted The chain must run freely and make no sounds The chain must have a free play of 1 2 cm s Lubricate or tension the chain if necessary 5 7 Other repairs and maintenance All other possible repairs or maintenance should be carried out by your supplier Huka BV advises to have your Duet at your supplier at least once each year for general check up and preventive maintenance Authorized dealers for repairs Any dealer that is allowed to sell the Duet is also an authorized dealer for repairs These dealers are specially trained for repairing Duet Whenever you need an address of an other authorized dealer please contact Huka BV Munsterstraat 13 7575 ED Oldenzaal The Netherlands Tel 31 0 541 572472 Fax 31 0 541 520415 sales huka nl www huka nl Spare parts Your authorized dealer is able to supply every part of the Duet Huka BV is able to supply these parts on demand to these dealers Unauthorized repairs It is not allowed to repair the Duet yourself or to have it repaired with a non authorized dealer As a result of unauthorized repairs Huka BV does not longer guarantee the product and product liability of Huka BV will lapse 5 8 Disposal of the product The product must be returned to the supplier at the end of its life cycle Your supplier is obliged to dispose the product in a prescribed way with a high percentage of recycli
17. f as time goes by gears jump spontaneously or you experience some creaking just cycle down to your Duet dealer and have your Duet checked out He can easily correct these defects The hub is adjusted by Huka BV After the first 500 km s the cable for the optional hub gear must be re adjusted because the cable will get longer during the first period of use When this re adjustment is neglected this might result in a malfunctioning of the gear Chain and pedals Chain The chain guard is a proven means of preventing dirt form the road getting into the chain as far as possible lt may however be necessary to have a look behind the chain guard if you hear a lot of squeaking an creaking After a time water particularly if it is salty will eventually find its way in to the chain For maintenance and adjustment of the chain tension please see your dealer Pedals The pedals may have a just perceptible degree of play Check this regularly and at the same time look at whether the pedals are firmly fixed to the cranks Take extra care when wearing hard and or leather soles as your feet may slip off the pedals while cycling Make sure that you wear shoes with sufficient grip Required tools and equipment Most necessary adjustments can be made without special tooling For some nuts and bolts a box wrench 10 mm or 13 mm is required These regular wrenches will be supplied at the Duet Junior plus version 3 6 Inspection for missing or dama
18. f the brake lock as shown in fig 6 Fig 6 4 14 Lights Good visibility and easily visible Effective lighting is exceptionally important for your safety an that of other road users The rule Good visibility and easily visible still applies In addition to a headlight and backlight which work well back and pedals and mudguard reflectors and reflecting strips on the tyres are also very important The headlight and back light In order to turn on the head and back light turn on the dynamo that is placed on the rear wheel Some back lights have a so called stand light In this light the dynamo stores some energy when turning This extra stored energy is only used when you stop The back light continues to shine for a while e g for safety at traffic lights What can you do yourself 1 The pictures show where the dynamo should be relative to the tyre Ensure that the imaginary axis from the dynamo also goes through the axis of the wheel the axle Furthermore the grooves on the dynamo wheel must make maximum contact with the ridges on the tyre 20 2 Examine the electrical wiring to check that a The wires are well fixed tot both light sources b Bulbs and dynamo are not corroded Scrape clean the contact points with a blade if necessary c There are no breaks in the wiring or jamming at the back axle d Risk of a short circuit worn protective layer A WARNING e Never switch on your dynamo when cy
19. ged parts As the cycle is checked thoroughly by Huka BV and will be delivered in a ready to use condition it is not necessary to check for missing or damaged parts Furthermore your dealer will be present at the moment you start to use the Duet Your dealer is trained to re check the wheelchair that moment and will contact Huka BV immediately when any inaccuracy might occur 3 7 Assembling installing and removing instructions The Duet will be delivered ready to use That means that the Duet will be fully assembled installed charged optional and adjusted to the users needs Your dealer will take care of the therefore necessary activities Your dealer is specially trained for this by the Duet manufacturer Huka BV 14 3 8 Storage shipment and travel Storage When the Duet has to be stored for a longer period more than 4 weeks a couple of precautions to preserve the product have to be taken Lower the tyre pressure to half the recommended pressure High pressure without use for longer time will deform the tyres Too low pressure might lead to irreversible damage of the tyre carcass Check the tyre pressure every 4 weeks Do not expose the stored Duet to direct sunlight and do not place the stored product close to electrical equipment that is in use The influence of UV radiation sunlight or high ozone concentrations electrical equipment produces ozone might lead to damage of rubber or plastic parts on the long term Sh
20. ied out with two persons Complete Duet One person lifts the rear end of the Cycle where the second person lifts the frond end of the wheelchair Be aware that the weight of the wheelchair might be too high for one person so that a third is required Cycle One person lifts the rear end where the second person lifts the front end and keeps the cycle stable by holding the saddle stem Wheelchair Lock the parking brake Each person takes a side of the wheelchair and lifts it by holding the lower part of the large wheel and the front castor Transport by car The Duet can be transported by car For transport in a car it is possible to uncouple the wheelchair from the cycle To lower the wheelchair the backrest can be positioned more forward Partial disassembly Without disassembling the Duet partial disassembly is not possible However the seat on the wheelchair can be dismounted easily by unscrewing the shown bolts in fig 7 Fig 7 23 9 MAINTENANCE 5 1 Maintenance service and fault finding to be carried out by the user The user and attendant have to take care of some maintenance service and occasionally fault finding activities Other activities as described in this paragraph should be carried out under supervision of your authorized dealer Tyres Tyres should be checked every four weeks Turn the wheels 5 in total and examine the tread and side walls of the tyres If the tyre is worn or damaged it should be
21. ing that you will observe the traffic rules for your own safety and that of other road users Furthermore you must ensure that that is bicycle is equipped such that is meets the statutory minimum requirements This is it is true the case when you purchase your Duet but it may no longer be so after a time because e g of wear on certain components such as brakes or lighting Have these things checked regularly preferably by your Duet dealer When cycling keep your hands on the grips and remain seated on the saddle except of course during mounting and dismounting Caution on journeys on wet slanting uneven and slippery road surfaces or on tram rails The Duet biker must be at least 16 years old The Duet has to be checked for roadworthy condition before use The wheelchair user has to be fastened with belts according to his her disability Please drive your Duet cycle according to the legislations of the country for your own safety and the safety of your surrounding For safe use of your Duet we prescribe to replace any worn part like tyres brakes and cables with original parts directly These parts can be bought at your dealer who is also capable of carrying out the replacement In pedestrian areas the Duet may go at walking pace only For journeys in darkness a proper lighting system has to be mounted on the Duet At night switch on the lights Be visible wear brightly coloured clothing The road traffic act and all traffic laws
22. ions from the Medical Devices Directive 93 42 EEC As a result the product is CE marked 7 2 Expected life time of the Duet The Duet has an expected life time of at least seven years This expectancy is under normal user circumstances no excessive use and no excessive surroundings 7 3 Specification sheet Manufacturer Huka BV Address Munsterstraat 13 7575 ED Oldenzaal the Netherlands Model Duet Junior Maximum drivers weight 120 kg s Maximum passengers weight 50 kg s Maximum luggage weight 25 kg s Disclosure information Description Min Max Description Min Max Overall length Effective seat 27 cm Overall width Effective seat 24 26 cm 26 5 28 5 68 cm l width medium large Length of Seat surface cycle part 135 cm height at 65 5 cm front edge Lenth of Backrest wheelchair 97 cm 107 cm angle 10 32 part Front wheel Backrest 47 507 height 43 medium 53 large size seat distance Castor wheel E Leg to seat J seat distance medium large angle 28 29 30 31 Your local supplier Huka BV P O Box 194 7570 AD Oldenzaal Tel 31 0 541 572 472 e mail sales huka nl 32
23. lder inwards remove the inner tube and pump it up In the case of a large puncture you will hear air escaping A smaller puncture can be found by immersing the inner tube in a bowl of water Mark the puncture with a ballpoint and dry the inner tube off 6 Clean the area around the puncture with sandpaper Allow the air out of the inner tube Spread a thin layer of solution out over an area larger than the patch Allow the solution to dry over 1 2 minutes 7 Remove the plastic backing from the patch Press the patch firmly over the puncture 8 Put the inner tube back into place such that the valve holder is immediately in front of the hole in the rim through which it must pass Screw the rim nut a number of turns on the holder put the valve back and screw tight Blow the tyre slightly 9 Return the tyre to its original position with your hands It is very easy to cause a puncture with tyre levers Work form the valve holder and ensure that the inner tube does not become jammed between the rim and tyre 10 Push the valve part through the rim for a moment and pull it back out again Pump the tyre up screw the valve nut up to the rim and put the dust cap back on 24 Protection against corrosion The Duet is coated in a way that the metal parts of the wheelchair are protected for corrosion The material of all other parts like the mud shields rims etc is not susceptible to corrosion It is however advised to clean the Duet with soft soap
24. lly within 24 hours 5 4 Cleaning Because your Duet is a high tech vehicle frequent cleaning is advisable to anticipate malfunctions and preserve the lacquer It is advised to clean the wheelchair with soft soap warm water and cloth when it has been exposed to unfriendly circumstances like mud salt water or severe rains After removal of the dirt and salt please dry the wheelchair with a soft cloth Do not clean the Duet with high pressure water cleaning equipment The high pressure will damage the lacquer plastic and rubber parts and will influence lubricated parts negatively The cushions of the wheelchair can be washed by spraying with warm water and soap A NOTE It is not allowed to wash the cushions in the washing machine to dry the cushions in the dryer and to iron the cushions 5 5 Frequency of maintenance The maintenance described in the previous paragraphs must take at least every four weeks It is dictated to overview the Duet for damages loose connections and malfunctions the same moment 25 5 6 Performance checks A performance check should be carried out in order to observe malfunctions lack of performance and indication for required maintenance Following checks must be carried out every four weeks Check the functioning of the rear and front lights Check the brakes both front and rear by making an quick stop Check the parking brake It must be very hard impossible to push the Duet Check wh
25. n be connected and disconnected to the cycle mainframe When connected the wheelchair is the front part and steering part of the cycle When disconnected the wheelchair can be used as a genuine manual wheelchair 2 4 Intended user The Duet is meant to provide cycling mobility to children that are not able to walk or use a bicycle themselves but are very well able to sit in a wheelchair The driver of the Duet can be any person that is capable of driving a bicycle and that is able to take full responsibility for the wheelchair passenger The wheelchair is specially meant for children with a maximum weight of 50 kg s The Duet is meant for drivers with a maximum weight of 120 kg s A maximum of 25 kg s may be carried on the luggage carrier The total allowed driving weight cycle driver passenger luggage is therefore 255 kg s 2 5 Intended environment The Duet is meant for use outside There are not many environmental restrictions After being exposed to moist conditions it is advised to dry the Duet and especially the seat shells and cushions with a soft dry cloth A WARNING It is allowed to use the wheelchair in rain or direct sun It however must be noticed that metal or plastic surfaces of the wheelchair can become very hot when exposed to direct sun for longer time It is allowed to use the wheelchair in rain or direct sun It however must be noticed that metal or plastic surfaces of the wheelchair can become very hot when
26. ng The dealer has to follow the national regulations of disposal of these kind of products 26 6 MALFUNCTIONS Although your Duet has been carefully designed produced and checked a very small chance of malfunctioning can not be excluded 6 1 Mechanical malfunctions Event Possible cause Solution The pedal moves freely 1 The chain is not longer 1 Put the chain back on but does not bring the on the sprocket chain the sprocket chain cycle in motion wheel or is broken wheel and retighten or 2 The gear is not properly replace the broken thrown in chain 2 Re adjust the gear cable or contact your dealer The pedal is stuck and 1 The chain is not longer 1 Put the chain back on will not turn around on the sprocket chain the sprocket chain wheel and is stuck wheel and retighten The brakes do not 1 The brake cable is not 1 Adjust the brake cable function properly adjusted 2 Replace the broken 2 The brake cable is brake cable broken 3 Contact your dealer 3 The brakes are worn Lights do not function 1 Loose electrical contact 1 Check and improve all 2 Broken lamps contacts 3 Broken dynamo 2 Replace broken lamp 3 Contact your dealer 27 7 TECHNICAL SPECIFICATIONS Following specifications are valid for your Duet wheelchair 7 1 Certification The product the belonging documentations such as the users manual and the followed procedures at Huka BV satisfy the regulat
27. passenger or driver pinches him or herself while seated in the wheelchair is minimal However there are few situations that might lead to injury Special caution has to be taken under the following circumstances e When mounting the foot rest note that no body parts are being pinched e When adjusting the seat while the user is sitting in the chair please note that no body parts are in the direct zone of the moving parts Surroundings Special care has been taken to make sure that the change that the surroundings pinches him or herself is minimal However there are few situations that might lead to injury Special caution has to be taken under the following circumstances When driving the Duet make sure that no persons or animals are in the near surrounding because running over e g feet will lead to serious injury as a result of the high weight of the Duet in combination with its users 4 7 Use on slopes The maximum slopes facing downward facing upward and facing sideways are given in the technical specification sheet Exceeding the given maximum steepness might lead to dangerous situations where it is no longer possible to bring the Duet to a standstill or where the Duet will fall over A WARNING Only drive downhill at low speed because sudden emergency stops might lead to falling over of the Duet 4 8 How to use the Duet Put the Duet on its stand when you want to position the passenger in its seat For an easy
28. replaced Replacement of the tyres should be carried out by a therefore trained person such as your dealer Check the tyre pressures 5 in total and adjust if necessary The rear and front wheel tyres are of the air type It is important to keep the tyres inflated to the recommended pressure any time in order to prevent excessive wear sensibility for punctures or even damage Please check the tyre pressure at least every four weeks Tyre Size ETRTO Recommended pressure Maximum pressure castors 7x1 3 4 2 5 bar 36 PSI 3 0 bar 45 PSI Front wheels 47 507 3 0 bar 45 PSI 5 0 bar 70 PSI Rear wheel 47 559 3 0 bar 45 PSI 5 0 bar 70 PSI Puncture repair 1 Place the bicycle well protected on its side such that the wheel with the puncture can turn freely 2 Check the tyre for small stones pieces of glass or perhaps a nail When you remove the offending stone glass or nail the location of the puncture may immediately become apparent check the inside of the tyre later for metal splinters etc too 3 Remove the valve and the rim nut Press the edge of the tyre to the middle of the rim Place the first tyre lever between the tyre and the edge of the rim not in the vicinity of the valve Wedge the tyre lever behind a spoke 4 Wedge the second tyre lever in place two spokes further up Repeat with the third tyre lever again two spokes further Remove the rest of the tyre with your hand 5 Press the valve ho
29. s again 5 Check whether the nuts and bolts are tight regularly between trips Adjust the saddle so that it is horizontal When you park your bicycle make sure that the saddle is not up against a rough wall or it will become damaged If it rains the saddle surface may run slightly A separate saddle cover is easy to carry with you and provides good protection from the rain when the bicycle is parked Be careful when dismounting from your bicycle The back of your coat can get caught behind the saddle and cause an accident 3 3 Passenger seat adjustment The seat of the passenger should be adjusted very carefully The right seat adjustment is very much depending on the abilities and size of the user The adjustment of footplate height lower leg angle back rest angle and arm rest angle are very much correlated and it is advised to be set by a therefore trained person The footplate height is adjusted by loosening the straps The lower leg angle can be set by loosening the knob on the knee joint of the foot support The back rest angle can be set by loosening the two red coloured knobs between the seat and back rest The arm rest angle can be set by pulling out the knobs on the side of the arm rest 10 The optional head rest can be set by pulling out the handle A WARNING Please make sure that the bolts straps and handles are re tightened properly after finishing the adjustment A very large amount of possible accessorie
30. s is available for the Duet Please ask your dealer for an accessory programme Also special adaptations are possible In these cases please ask your dealer to contact Huka BV Headrest adjustment The optional headrest is mounted on the top of the backrest It is adjustable in height depth and angle The shape of the headrest can be flat or shaped round the neck fig 1 flat headrest fig 2 shaped around the neck headrest Fig 3 To mount and dismount the headrest the knob B needs to be loosened With this knob you can also adjust the height For loosening this knob there is no tool needed To adjust the height angle and depth of the headrest you can loosen up the three bolts C For this you need an Alan key size 6mm and a wrench size 13 both are delivered in the toolkit Loosen up these three bolts a bit so the levers of the headrest can be moved move the headrest in the required position Now tighten the three bolts C again Now the headrest is fixed in position 11 A WARNING If the user has poor head stability we recommend to only change the headrest position if someone is holding the head of the user This way we prevent sudden movements which can result in unwanted sudden movements of the user s head The height of the steering can be adjusted by loosening the two straps left and right fig 4 You can adjust the height to the required position of your back Lowering the steering will cause a more
31. t a user to or from the wheelchair stand in front of the wheelchair and put one hand under the upper legs and one hand behind the shoulders Pull the user toward you and lift him or her from the chair It is allowed to make this transfer with the legs of the user positioned on the footrest 4 20 Driving 21 Driving the Duet the first time must take place in the presence of your supplier He will explain shortly the functionalities and be able to give useful advises When you drive the Duet for the first time do not take a passenger Taking a passenger increases the risk without necessity When you drive the Duet for the first time do so in an area with at least 20 20 meters of free area and notice the brake before you start 4 21 Accelerating braking and steering Please drive slowly when using the Duet the first time Before you start put the gear optional in the lowest position 1 Mildly start the Duet and try to break After having done this several times try to make curves by using the steering Every exercise must be carried out at low speed 4 22 Pushing Stand besides the Duet with both hands on the steering Exercise the pushing by walking around with the Duet When the Duet has to be turned simply lift the cycle part and turn it around The wheelchair part will function as the turning axle 22 4 23 Transportation Lifting Lifting of the complete Duet the cycle part or the wheelchair part must be carr
32. user manva un version 2012 1 Warranty Pg 5 General Characteristics Pg 6 7 User Assembly Pg 8 13 Use of the product Pg 14 21 Maintenance Pg 22 24 Malfunctions Pg 25 Technical specifications Pg 26 Medical Devices Directive 93 42 EEC Declaration of Conformity For Class 1 Medical Devices Manufacturer s name Huka B V Manufacturer s address M nsterstraat 13 7575 ED Oldenzaal the Netherlands Product Wheelchair bicycle Device name Duet II junior Rollfiets Il junior D AT the undersigned hereby declare that the equipment specified above is in compliance with the Essential Requirements Annex 1 of Medical Devices Directive 93 42 EEC The product is signed with the CE mark according the above Directive Date 01 02 2012 Name B Kamp Managing Director Huka B V Signature Huka B V M nsterstraat 13 7575 ED Oldenzaal the Netherlands INDEX 1 WARRANTS tds 7 2 GENERAL CHARACTERISTICS iia caian cia 8 2 t User AA sao io a a 8 PADE aN KB ee er A A 8 292 DWC UMN ze ee E een 8 2 4 Intended User atada 9 2d Intended environment aia 9 2 6 Tyre Press fe u a ada SE dad 9 3 USERASSEMBLY anne 10 3 1 pos a nes ee ae eke 10 3 2 Saddle IU a 10 3 3 Passenger seat ad US Maia 10 negarestadisteNtiar alo 11 ii Len Male ag een 12 seat Delta Justmentisiia NR 12 A O tian 13 Eyre pressure and Va ess i 13 SOK OS ee Eee ER US 13 EIN
33. y is less stable to drive without a passenger Caution on uneven and slanting road surfaces or tram rails Only charge the batteries optional of the Duet in well ventilated area s When driving the Duet in the dark be sure that you have the lights switched on Drive slowly and with care when using the Duet for the first time Because the Duet is not a genuine bicycle both the driver and the user have to get used to the driving characteristics As a three wheeled cycle the Duet has a different performance than a regular two wheeler Inexperienced riders should practice slowly first Special care should be taken in driving on unequal surfaces such as slopes unequal pavements and during descending from footpaths On a bicycle you steer largely by leaning into the corners You cannot lean a three wheeler this way The cyclist may improve the balance of the Duet on curves leaning into the inner curve You will notice that the Duet automatically leans the bicycle part into the curve Put the Duet always fully on the parking brake when parking The Duet has a wide turning circle so beware Turning in a narrow situation can be eased if the cyclist gets off lifts the bike part a little and turns the whole machine on the spot On slippery surfaces like ice and snow the driving speed must be reduced accordingly Always wear an approved safety helmets Note that no other persons or animals are in the direct contact zone of the Duet when using it
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