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10 

 

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 delivery. 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. 

 

 WARNING: 

 

 
 

 

 

 

 
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 bolts again. 

5.

 

Check whether the nuts and bolts are tight regularly between trips. 

 

NOTE:           

 

 
 

 
 
 

 
 

 
 

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. 

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. 

 

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. 

Summary of Contents for Duet Junior

Page 1: ...user manual Duet junior version 2012 1...

Page 2: ...2...

Page 3: ...3 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...

Page 4: ...4...

Page 5: ...or missing or damaged parts 14 3 7 Assembling installing and removing instructions 14 3 8 Storage shipment and travel 15 4 USE OF THE PRODUCT 16 4 1 Safety and driving precautions 16 4 2 Theft prevent...

Page 6: ...user 24 Tyres 24 Puncture repair 24 Protection against corrosion 25 Brakes and gears 25 5 2 Required tooling and equipment 25 5 3 Ordering for parts to be readily replaced 25 5 4 Cleaning 25 5 5 Frequ...

Page 7: ...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 reserve...

Page 8: ...e wheelchair is the front part and steering part of the cycle When disconnected the wheelchair can be used as a genuine manual wheelchair With the aid of this manual with its clear drawings and practi...

Page 9: ...e 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...

Page 10: ...ts and bolts are tight regularly between trips NOTE 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 ab...

Page 11: ...ig 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 nee...

Page 12: ...afety 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 shorte...

Page 13: ...e 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 prev...

Page 14: ...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 Che...

Page 15: ...lead to damage of rubber or plastic parts on the long term Shelter the Duet from extreme high or low temperatures high humidity and other negative weather influences Take out both batteries optional...

Page 16: ...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 dis...

Page 17: ...sing 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 differen...

Page 18: ...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...

Page 19: ...e 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 t...

Page 20: ...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 sta...

Page 21: ...d 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 position...

Page 22: ...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...

Page 23: ...fts 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...

Page 24: ...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...

Page 25: ...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...

Page 26: ...tenance 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...

Page 27: ...retighten or replace the broken chain 2 Re adjust the gear cable or contact your dealer The pedal is stuck and will not turn around 1 The chain is not longer on the sprocket chain wheel and is stuck...

Page 28: ...traat 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...

Page 29: ...29...

Page 30: ...30...

Page 31: ...31...

Page 32: ...32 Huka BV P O Box 194 7570 AD Oldenzaal Tel 31 0 541 572 472 e mail sales huka nl Your local supplier...

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