Service Manual

THE KSL

3

© Küschall AG, Switzerland | 2013-11

Service Manual

TABLE OF CONTENTS

GENERAL ...................................................................................................................... 4

Introduction 4

Spare parts 4

SEAT ...............................................................................................................................7

BACKREST .................................................................................................................... 8

SIDES ............................................................................................................................13

FRONT WHEELS .........................................................................................................14

BRAKES ........................................................................................................................18

OPTIONS & ACCESSORIES .......................................................................................19

4

© Küschall AG, Switzerland | 2013-11

To maintain the necessary levels of safety and reliability, every

wheelchair must be thoroughly examined once a year.

The required tools and their respective sizes are listed above each

instruction. The instructions include information on the torques

with which the respective screw connections must be tightened. Ad-

hering to the given torques requires the use of a torque spanner.

All spare parts can be purchased from küschall

's Customer Services.

An electronic spare parts catalog is available by logging onto

www.kuschall.com. Only original spare parts may be used.

Installing additional adaptations to a küschall

wheelchair requires the

5

© Küschall AG, Switzerland | 2013-11



Turn the nut using an open-end spanner, or preferably a socket spanner, using the Allen

key simply to stop the bolt turning.

If an Allen screw is directly screwed into a screw thread, the screw must be tightened

using an Allen key.

Ensure that the Allen key is of good quality



Check the entire frame for cracks, especially the areas around joints and welded

seams.



Check all bolts with the torques specified in the instructions regularly, and adjust if

required.

6

© Küschall AG, Switzerland | 2013-11

7

© Küschall AG, Switzerland | 2013-11

8

© Küschall AG, Switzerland | 2013-11

Diculty:

Tools:



Remove the backrest padding.



Remove the bolt  and adjust the desired height of the push

handle or the telescopic tube by bringing the threaded insert to

Refit the backrest padding.

If the desired height cannot be achieved, you must use a dierent

Possible backrest heights:

If you want to change the backrest angle, then the complete back-

rest will have to be replaced.

Possible backrest angles:

can also be adjusted by changing the hole position.

1

1

9

© Küschall AG, Switzerland | 2013-11

Diculty:

Tools:

2





Pull the backrest cover up and o and slip the new backrest

cover over the backrest tubes.



Close the Velcro



Fit mudguard or clothes guard.



The upper backrest bands can be taken straight o, the backrest

must be removed in order to access the lower ones.



Remove backrest cover.

1

Remove mudguard or clothes guard.



Push the backrest band down in order to access the bolts .



Pull the upper backrest band  o the backrest tube .



Remove bolts  on both sides.



Remove the seat cover, the bolts  on both sides and the back-

rest.



Replace the lower backrest band  and put the backrest to one

side.



Fit the seat cover, insert and tighten bolts .



Ensure the rear wheels are parallel,  Chap. Rear wheels, Ensuring

the rear wheels are parallel, and tighten axle holder bolts.



Pull the upper backrest band  over the backrest tube .



Refit the push handles and end band and secure using bolts 

and nuts on both sides (From serial number 13G08000785:

 à 4 Nm

 à 7 Nm

4

1

7

2

3

6

5

2



Remove both axle clamp components and the axle.



Insert new axle, re-attach the axle clamp components and bolts

. Tighten the bolts only slightly.



Ensure the wheels are parallel,  Chap. Rear wheels, Ensuring the

rear wheels are parallel.

Diculty:

Tools:



Undo the bolts  on the two axle clamp components.



At the level of the axle, measure the distance between the wheels

at the front (y) and back (x):

The distance at the front (y) must be precisely the same or up to

2mm greater than the distance at the back (x). This dierence

evens itself out when someone sits in the wheelchair.



Once the wheels are aligned tighten bolts .

Diculty:

Tool:tyrelever



Remove the rear wheel and release any air from the inner tube.



Lift one tyre wall away from the rim using a bicycle tyre lever. Do

not use sharp objects such as a screwdriver which could damage

the inner tube.





Insert the valve into the valve hole on the rim and place the tube

inside the tyre (the tube must lie right round the tyre with no

creases).



Starting close to the valve, push the tyre wall over the edge of the

rim using both hands. When doing this, check all the way round

to ensure that the inner tube is not trapped between the tyre and

the rim.



Diculty:

Tubed tyres must be attached to the rim using a special adhesive!



Check the valve length, insert extension if necessary.

Recommendation: inflate the tyres slightly before putting them on

the rim. This makes them easier to mount.





Apply an even coating of adhesive to the rim (2) and allow to dry

for at least 6hours.



Check the existing layer of adhesive. An even and intact adhesive

layer can still be used. If the layer is very uneven, remove all

adhesive from the rim and apply a fresh layer of adhesive.



Apply a fresh layer of adhesive to the rim (2) and mount the tyre



Inflate the tyre a little and ensure it is centred. The edge of the

protective seam strip (8) can be used as a guide.



Inflate the tyre to about 9 bar and use your full body weight to

press it on all round. Clean any excess adhesive from the braking

surfaces of the rim.



Important: Keep under pressure for 24 hours! Check tyre

frequently.



Check that the rear wheels have sucient air.

1

Loosely fix the clamping piece  to the frame with the screw .

Furthermore, please note that very little force is required for

Visual check

Check that the parking brake is correctly positioned. The brake is

correctly adjusted if the brake shoe does not press more than 4 mm

into the tire when the brake is on.

Function check

Place the loaded wheelchair on a ramp with a 7° slope with the par-

king brake on. The wheelchair must not move. Carry out this check

with the wheelchair both facing down the ramp and facing up the

 à 13 Nm

1

Undo bolt  and remove the lower part of the axle holder.



Secure the adapter bracket with a bolt  and apply a low-

strength adhesive (e.g. Loctite 243).



Fit antitipper to adapter bracket. Tighten bolts .

