Service manual
Contents
1. Adjusting the rear seat height SHh Difficulty Tools 5 E Remove the rear wheels fold the backrest forward and place the wheelchair on its back BE Loosen the screw for the front bracket on both sides E Ifyou can set the desired seat height using the existing seat brace loosen the screw and remove the screw and the connecting bar If you require a new seat brace remove the existing one and the connecting bar and loosely fix the new seat brace to the frame using screw OI E Slide the seat brace against the rear bracket so that the required holes overlap gt 13 Nm E Insert the connecting bar and fix it with screw gt 7Nm Carry out the same setting on both sides E Refit the rear wheels stand the wheelchair back up and check the position of the seat brace It should be as perpendicular to the ground as possible E Tighten the screws and Note ensure that adjusting the rear seat height results in a change d to the seat angle It may be necessary to correspondingly adjust the front seat height SHv or the backrest angle Seat angle SW The seat angle is determined by the difference between the rear seat height SHh and the front seat height SHv c lt kuischall 9 K schall AG Schweiz 2010 11 Service manual Seat Tipping point adjustment The tipping point of the wheelchair can be adjusted by changing the hor2. 300 S S S 1 band 315 S L S 1 band 330 L s 2 bands 345 M L S 2 bands o 360 M P S 2 bands z 375 M S 2 bands 1 band S 390 M D D 2 bands 1 band 3 405 M L L 2 bands 1 band 420 L L L 2 bands 1 band 435 l L L 4 bands 450 L L L 4 bands 465 L L E 4 bands 480 L L L 4 bands Backrest height RH to pushhandles telescopic tubes and bands without pushhandies height adjustable pushhandles pe rearset bands above top telescopic tube bands above top stabilizing bar band bended stabilizing bar band 270 1 band S 1 band 3 e 285 1 band s 1 band Z 300 1 band S 1 band ga 315 1 band S 1 band 330 2 bands S 1 band 345 2 bands S 1 band 360 2 bands 5 S 2 bands 375 2 bands 1 band 3 M 2 bands E 390 2 bands 1 band E M 2 bands 405 2 bands 1 band z M 2 bands g 420 2 bands 1 band M 2 bands 1 band E 435 4 bands L 2 bands 1 band 450 4 bands L 2 bands 1 band 465 4 bands L 2x2 bands 480 4 bands L 2x2 bands A 1 band strap is placed beneath the stabilizing bar if there is a clothes guard and a 2 bands strap ifthere is amudguard c k schall 11 K schall AG Schweiz 2010 11 Service manual K SERIES k Backrest Backrest height RH The height of the backrest can be adjusted by moving the backrest tube Adjusting the backrest height Readjusting the push handle telescopic tube Difficulty
3. Check the settings of the adjustment screws on both sides The screw head should only lightly touch the seat module when the backrest is in the upright position If necessary readjust the length by releasing the counter nut and tightening or loosening the adjustment screw Then retighten the counter nut Incorrectly adjusted adjustment screws result in damage to the backrest joint s mechanism gt Adjusting the backrest joint c k schall 13 K schall AG Schweiz 2010 11 Service manual Backrest Replacing the handle An adhesive e g hair spray is used in these instructions When applied to the handle this substance works as a lubricant and as an adhesive once dry After drying the adhesive used must be able to resist a pull off force of 750 N If in doubt contact K schall AG Difficulty 0 El Remove the old handle El Remove any residue residual adhesive grease dust from the push handle tube E Apply a thin layer of hair spray all over the surface of the push handle tube onto which the handle is to be slid E Apply a thin layer of hair spray to the inside of the handle Slide the new handle onto the push handle tube E Move the handle into the correct position grooves facing upwards If along handle has been fitted and this is to be replaced with a short one the push handle tube must be shortened by 35 mm The push handle tube must be replaced when switching from a short to
4. EB Ensure the rear wheels are parallel for wheel chamber 3 or 7 gt Ensuring the rear wheels are parallel E Tighten the screws on both sides Adjusting the Vario Ax Difficulty 0O Tools E Loosen the knurled screw on the Vario Ax E Pull the rear wheel by the wheel hub until the desired wheel chamber is set Possible settings are 1 3 7 and 10 degrees E Tighten the knurled screw again not too tight c lt kuischall 23 K schall AG Schweiz 2010 11 Service manual Brakes Brakes Fitting adjusting the parking brake Difficulty 0 Tools 5 Following each positioning the rear wheel parking brakes e g when changing the wheel chamber must be readjusted The parking brake function is only guaranteed if the tire has the corresponding air pressure E Check that the rear wheels have sufficient air El Loosely fix the clamping piece to the frame with the screw Fl Slide the brake into the correct position and tighten the screw When the brake is on the brake shoe should press approx 4 mm it into the tire Furthermore please note that very little force is required for activating and deactivating the brake If necessary a brake lever extension can be fitted Ee 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 t
5. footrest have to be replaced Seat depth ST Available seat depths ST 375 to 525 in 25 mm steps Changing the seat depth requires the replacement of the complete seat module including the seat cover and the seat rail and potentially also the seat cushion Front seat height SHv The front seat height is dependent on several factors that interact with each other The size of the rear wheels determines the height of the sub structure In addition to the size and the positioning of the brackets on the seat module the frame seat depth and rear seat height influence the seat height 90 90 5 90 short 75 75 5 75 short 739 353 2 ae d 000 c lt kuischall 7 K schall AG Schweiz 2010 11 Service manual K SERIES kal Seat Possible front and rear wheel combinations Rear wheel Frame 63 014 75 short 75 75 5 90 short 90 90 5 75 short 75 75 5 90 short 90 90 5 Only select combinations listed in the Table to ensure that the frame d is straight and the front wheel supports are perpendicular to the ground If the rear wheel front wheel and front wheel fork are defined the front seat height can be adjusted by changing the position of the seat module within the frame There are 2 brackets available each with 2 fixing options 1cm Positioning or replacing the brackets at the front for setting the f
6. mounted footrest Replacing footrests Difficulty OO Tools 40 8 El Remove the screw connections on both sides El Remove the footrest and replace it with a new one EB Tighten the screw connections on both sides E Carry out the same setting on both sides Adjusting the footrest height Difficulty OO Tools 4 8 The height of the footrest can be adjusted in 1 cm steps El Remove the screw connections on both sides E Slide the footplate to the desired height E Tighten the screw connections on both sides BE Carry out the same setting on both sides O Ifthe desired lower leg length cannot be achieved a high mounted footrest must be used gt Fitting and adjusting a high mounted footrest c lt kuschall 16 K schall AG Schweiz 2010 11 Service manual K SERIES k Footrests Fitting and adjusting high mounted footrest Difficulty OO Tools 4 5 8 10 El Fit the frame bar for the high mounted footrest to the front frame on both sides using the screw connections El Fixthe clamp set to both sides of the frame using the screw connection Only tighten lightly EI Slide the high mounted footplate into the clamp set and to the desired height EB Tighten the screw connections on both sides Angle adjustable footplate adjusting the angle Difficulty OO Tools 4 _ 10 E To adjust the angle release the four screw connections
7. until the footplate can be moved El Check and or adjust the distance between the left and the right sides by pushing in or pulling out the tubes below the footplate in such a way that the bearings blocks are perpendicular to the ground A Tilt the footplate into the desired position and tighten the screw connections The angle of the footplate must be set so that the user s feet cannot slide off the plate Fit fold up footrest Difficulty O Tools 4 5 8 10 El Fix the reinforcing bar to the frame and position it so that the bearings blocks are perpendicular to the ground Then firmly tighten the screw connection El On both sides slide the telescopic tubes into the frame On both sides fix the telescopic tubes at the desired height using the screw connection E Carry out the same setting on both sides EI Insert the sleeve into the mounting part of the right telescopic tube Fix it using the screw EI Place the left tube of the footplate into the mounting part on both sides of the left telescopic tube each with a washer Fix it using the screw EB Insert the right tube of the footplate into the mounting part of the right telescopic tube Adjust the distance between the left and the right sides by pushing in or pulling out the tubes below the footplate in such a way that the bearings blocks are perpendicular to the ground E Tilt the footplate into the desired position and t
8. OO Tools 3 8 E Remove the backrest padding El Remove the screw connection and adjust the desired height of the push handle or the telescopic tube Insert the screw connection again and tighten the nut E Carry out the same setting on both sides EB Refit the backrest padding O Ifthe desired height cannot be achieved you must use a different telescopic tube or push handle c lt kuischall 12 K schall AG Schweiz 2010 11 Service manual Backrest Replacing the backrest tube Difficulty OO Tools 3 4 8 10 El Remove the backrest padding EB Slide the backrest bands upwards or downwards to gain access to the screws Remove the screws and nuts on both sides El Remove the push handles or the telescopic tubes and remove the upper Velcro bands E Remove the screws on the backrest joint P Remove the lower Velcro bands and the sleeve with the adjustment screw from the backrest tube and fit both to the new backrest tube E Fit the backrest tube to the backrest joint with the screws Here first fit the lower screw followed by the upper screw EB Fit the upper Velcro bands and the push handles or the telescopic tubes again and fix them with screws and nuts EB Carry out the same setting on both sides EB Refit the backrest padding The excentre plates must be adjusted identically on both sides of the wheelchair gt Adjusting the backrest angle Check
9. along handle lo Replacing foldable push handles Difficulty OO Tools 4 E Remove the old foldable push handle and the old threaded sleeve 3 E Slide the new threaded sleeve onto the telescopic tube For safety reasons it is important that a new threaded sleeve is used O and that the old sleeve is not left in and reused for the telescopic E Fix the foldable push handle with the screw D O The telescopic tube must be replaced if a foldable push handle has a tube SL E Slide the new foldable push handle onto the telescopic tube not been fitted and a foldable push handle is to be newly fitted gt INm h c k schall 14 K schall AG Schweiz 2010 11 Service manual Backrest Backrest angle RW The angle of the backrest can be changed by repositioning the excentre plate in the backrest joint plate The following angles measured from the seat can be set 74 78 82 86 90 amp i amp i amp amp amp O O amp C 8 SO NO SI ANY RM d A d ab d A dk Ae dk Ae Adjusting the backrest angle Difficulty O Tools 7 eat 10 El Fold down the backrest and release the counter nut of the adjustment screw and screw it in completely El Remove the screw on the excentre plate Remove the excentre plate and reinsert it in the desired position E Reinsert the screw and tighten it E Fold the backrest up
10. Hv 30 SHv 150 to SHv 30 375 to 450 90 adduction 480 to 500 SHv 130 to SHv 40 SHv 170 to SHv 40 375 to 450 E 75 standard 480 to 500 SHv 110 to SHv 30 SHv 150 to SHv 30 375 to 450 G 90 standard 480 to 500 SHv 130 to SHv 40 SHv 170 to SHv 40 375 to 450 S E 75 standard 490 to 500 SHv 110 to SHv 30 SHv 150 to SHv 30 375 to 450 6 With a 25 rear wheel the SHv is 10 mm greater in each case With a 26 rear wheel the SHv is 20 mm greater in each case With a 25 rear wheel deduct 10 mm in each case when calculating the lower leg length With a 26 rear wheel deduct 20 mm in each case from the SHv see examples in the following Table Examples Lower leg length S 5 S Lower leg length with standard Frame SHvinmm UL with standard aan Lund mounted fold up footrest mounted bar 75 short 25 rear wheel 460 to 480 SHv 130 to SHv 30 SHv 170 to SHv 30 75 short 26 rear wheel 470 to 480 SHv 140 to SHv 30 SHv 180 to SHv 30 For lower leg lengths the high mounted footrest must be used gt Chapter Footrests Assembling and adjusting high mounted footrests gt c lt kuischall K schall AG Schweiz 2010 11 Service manual Seat Seat Seat width SB Available seat widths SB 340 to 480 in 20 mm steps Changing the seat width is very complicated The seat module the backrest the real wheel axles and the
11. cck schall designed for life K SERIES ce Service manual Service manual Table of contents General eaussonssnnssnnssnnssnnsnnnsnnnsnnnennsnnnsnnnssnnssnnsnnnsnnnsnnnsnnnsnnsnnnsnnnssnnssnnssnnsnnnsnnnsnnnsnnsnnnne 4 Introduction 4 Spare parts and adaptations 4 Tightening Allen screws 4 Torque 5 Checks 5 Identifying and alleviating malfunctions 5 IN Cl 6 Se t eosssonsesonnssonnsnnnnssnnnsennnnsnnnnsnnnnnnnnsnnnnnnsnnnnsnnnnssnnssnnnnssnnnssnnnnsnnnssnnnsssnnnennnnssnnnssnnnnsunnn 7 Seat width SB 7 Seat depth ST 7 Front seat height SHv 7 Rear seat height SHh 9 Seat angle SW 9 Tipping point adjustment 10 Suspension 10 Backrest cursoossonssnnssnsenonsnnnennnsnnssnnnsnnsnnnssnnssnnsnnnsnnnnnnnsnnnnnnnsnnnsnnssnsnsnnsnnnnnnnnsnnssnnsnnnsnnne 11 Backrest height RH 12 Adjusting the backrest height 12 Replacing the backrest tube 13 Replacing the handle 14 Replacing foldable push handles 14 Backrest angle RW 15 Footrests uuresonsesonsennnnssnnnsnnenennnnennnnnnnnnnnnnnnsnnnnnnnnnsnnnnensnnsnnnnnnnnnnsnnnnsnnnnsnnnnsnsnnennnnesnne 16 Lower leg length UL 16 Replacing footrests 16 Adjusting the footrest height 16 Fitting and adjusting high mounted footrest 17 Angle adjustable footplate adjusting the angle 17 Fit fold up footrest 17 Side TI CN 18 Armrest 18 Clothes guard mudguard 19 IN GTOA TEE 21 Replacing a front wheel 21 Replacing a front wheel fork 21 Rear Wheels ccccsscscs
12. com sterreich Invacare Austria GmbH Herzog Odilostrasse 101 A 5310 Mondsee Tel 43 6232 5535 0 Fax 43 6232 5535 4 info invacare austria com Portugal Invacare Lda Rua Estrada Velha 949 P 4465 784 Le a do Balio Tel 351 0 225 1059 46 47 Fax 351 0 225 1057 39 portugal invacare com Sverige amp Suomi Invacare AB Fagerstagatan 9 S 163 91 Sp nga Tel 46 0 8 761 70 90 Fax 46 0 8 761 81 08 sweden invacare com finland invacare com Switzerland Invacare AG Benkenstrasse 260 CH 4108 Witterswil Tel 41 0 61 487 70 80 Fax 41 0 61 487 70 81 switzerland invacare com United Kingdom Invacare Limited Pencoed Technology Park Pencoed Bridgend CF35 5HZ Switchboard Tel 44 0 1656 776 200 Fax 44 0 1656 776 201 Customer services Tel 44 0 1656 776 222 Fax 44 0 1656 776 220
13. e sleeve from below over the suspension seat gt strut and position it at the desired seat height Fix it using the screw 4Nm and the washer D gt 7Nm amp E Carry out the same setting on both sides Ht Ei gt 7Nm E Lubricate the springs and insert them into the suspension housing Insert the screws into the suspension housing until they W I Pee protrude by 25 mm u a8 EI Fix the front and rear spring brackets to the seat module screws insert the lubricated rotating sleeves and fix the seat module to the frame screws again E Reattach the wheels and stand the wheelchair up again Check Check the front seat height When fitting the mudguard ensure that it is at least 4 mm from the wheel Check the suspension function ccktschall 10 K schall AG Schweiz 2010 11 Service manual K SERIES Backrest Backrest The adjustable back is fitted with velcro bands and a cover Apart from the adjustable back there is the light cover which is produced individually for each backrest height RH and seat width SB Backrest height RH to cover backrest tube pushhandles and bands standard pushhandles all au backrest foldable pushhandles tube ee bands above top straight stabilizing bar band 270 5 S S 1 band 285 S S S 1 band
14. ension in the front wheel bearings block Lightly tighten the nut in the bearings block axle Front wheel is worn flat Replace front wheel The front wheel is stiff or stuck Dirty or damaged bearings Clean or replace the bearings Increased forward tip tendency Frame deformed Replace frame c lt kuschall K schall AG Schweiz 2010 11 Service manual Frame Frame The K Series frame is available in aluminium titanium and carbon Aluminium and titanium frames come with frame angles of 75 and 90 carbon frames come with a frame angle of 75 Furthermore the 75 and the 90 aluminium frames come with adduction and in a short respective 5 version Po T Lower leg length Lower leg length UL with Seat depth Frame S S UL with standard standard mounted fold up p with a 24 rear tedb Footrest ST wheel mounted bar ootres 75 short 450 to 470 SHv 120 to SHv 30 SHv 160 to SHv 30 375 to 450 75 standard 480 to 500 SHv 110 to SHv 30 SHv 150 to SHv 30 375 to 450 e 75 5 500 to 520 SHv 110 to SHv 30 SHv 150 to SHv 30 450 to 525 zZ 90 short 450 to 470 SHv 140 to SHv 40 SHv 180 to SHv 40 375 to 450 5 90 standard 480 to 500 SHv 130 to SHv 40 SHv 170 to SHv 40 375 to 450 lt 90 5 500 to 520 SHv 130 to SHv 40 SHv 170 to SHv 40 450 to 525 75 adduction 480 to 500 SHv 110 to S
15. fied in the following instructions Checks Visual check E Check the entire frame for cracks especially the areas around joints and welded seams Checking the screw connections E Check all screw connections with the torques specified in the instructions Several screw connections have been secured with safety seals If these are opened they must be secured again using new safety seals Identifying and alleviating malfunctions Malfunction Possible cause Measure The wheelchair will not move in a straight line Incorrect tire pressure in a rear wheel Correct tire pressure One or more spokes broken Replace defective spoke s Spoke unevenly tensioned Tighten excessively loose spokes Dirty or damaged wheel bearings Clean or replace bearings The wheelchair tips backwards too easily Rear wheels have been fitted too far forward Fit rear wheels further back Backrest angle too great Reduce backrest angle Seat angle too great Use longer vertical struts The brakes engage poorly or asymmetrically Incorrect tire pressure in one or both rear wheels Correct tire pressure Brake setting incorrect Correct brake setting Roll resistance is too great Insufficient tire pressure in the rear wheels Correct tire pressure Rear wheels are not parallel Ensure that the rear wheels are parallel The front wheels wobble when moving fast Insufficient t
16. i zontal position of the seat module Difficulty Tools 4 5 E Remove the rear wheels fold the backrest forward and place the wheelchair on its back E Loosen the screws and El Remove the screws and and slide the seat module forwards or backwards E Fix the seat module with the screws and and tighten the screws and again BE Carry out the same setting on both sides There are 3 possible positions for the rear bracket and 5 possible positions for the front bracket Note ensure that the seat brace is as vertical as possible following iI an adjustment Suspension A suspension can be fitted for a SHh of between 380 and 460 Fitting a suspension Difficulty Tools 4 5 BE Remove the rear wheels fold the backrest forward and place the wheelchair on its back El Remove the seat module by removing the brackets at the front and the rear E Removing the seat brace FJ Fit the suspension housing to the frame Here slide the screw with the washer through the suspension housing and place the lubricated sleeve with the spacer elements on the screw Slide the screw through the frame into the axle holder stay and tighten it firmly Function check It should be possible to rotate the suspension housing but it must not be loose gt 7Nm EI Insert the suspension seat strut from above into the suspension housing Slide th
17. ighten the footplate screws gt lt Angle adjustable footplate adjusting the angle gt 7Nm O The footrest can also be fitted the other way around right footrest tube fixed left tube moving c k schall 17 K schall AG Schweiz 2010 11 Service manual K SERIES k Side parts Side parts Armrest The clothes guard fitted as standard can be augmented with an armrest Fitting and adjusting an armrest Difficulty 0 Tools 3 4 50 8 10 E Fold the backrest forwards El Remove the backrest spigots and replace them with the armrest holders on both sides Fl Fit the connecting tube on both sides using the screws EI To adjust the height as required position the sleeve in the tube so that the screw connection can be fixed to the appropriate hole in the tube Place the armrest in the holder E Set the desired armrest height on both sides Fitting and adjusting a height adjustable armrest Difficulty 0O Tools 4 5 X 2 El Fit the holder and the bracket to the seat module on both sides Tighten the screws only lightly E Fit the bar between the two brackets using the screws Tighten the screws El To adjust the armrest height insert the armrest into the holder E Loosen the screws for the height adjustment and slide it into the desired position E Then retighten the screws for the height adjustment E By tightening or loosening the
18. ire when the brake is on Function check Place the loaded wheelchair on a ramp with a 7 slope with the parking brake on The wheelchair must not move Carry out this check with the wheelchair both facing down the ramp and facing up the ramp c lt kuischall 24 gt 13 Nm K schall AG Schweiz 2010 11 Service manual Options amp accessories Options amp accessories Antitipper There are two different sizes of antitipper for both the left and the right sides Fit antitipper without rear wheel extension Difficulty 0 Tools 3 5 8 El Loosen the screw and the screw connection and remove the lower part of the axle holder F Fix the adaptation holder clip with the screw connection and the screw EB Check that the rear wheels are parallel gt Chapter Rear wheels Ensuring the rear wheels are parallel EI Fix the antitipper to the adaptation holder using the threaded sleeves and the screws Measure the distance between the antitipper and the ground gt Adjusting the height of the antitipper Fit antitipper with rear wheel extension K SERIES gt Difficulty 0 Tools 5 10 The adaptation holder must be fixed to the rear most position between the double axles El Fix the adaptation holder to the rear wheel extension using the spacer sleeves and the screw connections It may be necessary to widen the existing holes
19. king ring must be used if a Vario Ax is being fitted EI Fit the rear wheel extension to both sides of the wheelchair using the screw E Ensuring the rear wheels are parallel gt Ensuring the rear wheels are parallel E Tighten the screw on the axle locking ring on both sides to fix the axle EB Tighten the screws on both sides gt 13 Nm gt 7Nm gt 7Nm c lt kuschall 22 K schall AG Schweiz 2010 11 Service manual K SERIES k Rear wheels Changing the wheel chamber Fitting and adjusting an axle Standard axle Difficulty 0O Tools 5 A new axle must be used to change the wheel chamber El Remove the screws on both sides and open up the lower part of the axle holder El Replace the axle with a new axle with the desired wheel chamber E Open the lower part of the axle holder on both sides and insert the screw E Ensure the rear wheels are parallel gt Ensuring the rear wheels are parallel E Tighten the screws on both sides Fitting Vario Ax Difficulty O Tools 3 5 8 fil Remove the screws on both sides and remove the axle holder with the axle FJ Fit the upper part of the Vario Ax holder on both sides using the screw EJ Insert the Vario Ax and fit the lower part of the Vario Ax holder on both sides using the screw connections and E Set the desired wheel chamber Adjusting the Vario Ax
20. luminium axle not for the Vario axle Once the holder is correctly positioned drill into the axle from both sides through the corresponding hole in the holder and insert the screw connection O The active antitipper cannot be fitted to the carbon axle Transit wheels Fitting and adjusting transit wheels Difficulty 0 Tools 3 5 8 fi Loosen the screw and the screw connection and remove the lower part of the axle holder El Fix the adaptation holder clip with the screw connection and the screw EB Check that the rear wheels are parallel gt Chapter Rear wheels Ensuring the rear wheels are parallel EI Fix the transit wheel using the threaded sleeves and the screws to the adaptation holder E Fit a transit wheel on both sides c lt kuischall 26 K schall AG Schweiz 2010 11 Service manual Options amp accessories c lt kuischall 27 K schall AG Schweiz 2010 11 cck schall K schall AG Benkenstrasse 260 CH 4108 Witterswil kueschall invacare com www kueschall com Service manual K Series ENGLISH 2010 11 k schall distributors Belgium amp Luxemburg Invacare nv Autobaan 22 B 8210 Loppem Tel 32 0 50 83 10 10 Fax 32 0 50 83 10 11 belgium invacare com Danmark Invacare A S Sdr Ringvej 37 DK 2605 Br ndby Tel 45 0 36 90 00 00 Fax 45 0 36 90 00 01 denmark invacare com Deutschla
21. nd Invacare Aquatec GmbH Alemannenstra e 10 D 88316 Isny Tel 49 0 75 62 7 00 0 Fax 49 0 75 62 7 00 66 info invacare aquatec com Deutschland Ulrich Alber GmbH Vor dem Weissen Stein 21 D 72461 Albstadt Tailfingen Tel 49 0 74 32 2006 0 Fax 49 0 74 32 2006 299 info ulrich alber de European Distributor Organisation Invacare Kleiststra e 49 D 32457 Porta Westfalica Tel 49 0 57 31 754 540 Fax 49 0 57 31 754 541 edo invacare com Espana Invacare SA c Areny s n Pol gon Industrial de Celr E 17460 Celr Girona Tel 34 0 972 49 32 00 Fax 34 0 972 49 32 20 contactsp invacare com France Invacare Poirier SAS Route de St Roch F 37230 Fondettes Tel 33 0 2 47 62 64 66 Fax 33 0 2 47 42 12 24 contactfr invacare com Ireland Invacare Ireland Ltd Unit 5 Seatown Business Campus Seatown Road Swords County Dublin Ireland Tel 353 1 810 7084 Fax 353 1 810 7085 ireland invacare com Italia Invacare Mecc San s r l e Via dei Pini 62 36016 Thiene VI Tel 39 0445 38 00 59 Fax 39 0445 38 00 34 italia invacare com Nederland Invacare BV Celsiusstraat 46 NL 6716 BZ Ede Tel 31 0 318 695 757 Fax 31 0 318 695 758 nederland invacare com csede invacare com Norge Invacare AS Grensesvingen 9 Postboks 6230 Etterstad N 0603 Oslo Tel 47 0 22 57 95 00 Fax 47 0 22 57 95 01 norway invacare com island invacare
22. oosen the screws on both clamp sets Rotate the axle tube to set the correct position EB Tighten the screw on both sides This setting must be carried out on a horizontal surface The track of 1l the rear wheels is correct if the distance between the rear wheels is the same at the front and the back x y measured at the height of the centre of the axle Adjusting the removable axle Difficulty 0 Tools mat 11 19 E Remove the rear wheel E Hold the end of the removable axle using the straddle spanner E Adjust the length of the removable axle by turning the nut The length is correctly adjusted if the removable axle engages correctly when fixing the wheel and wheel has just minimal clearance O The wheels must be replaced after adjusting both removable axles The adjustment must now be checked or carried out again to ensure the wheels can be switched Fitting and adjusting a rear wheel extension Difficulty 0 Tools 3 4 59 8 El Remove the screw on both sides and remove the axle holder with gt the axle Gesi H El Remove the screws and the screw connections on both sides and g Sa remove the axle holder T d i EJ Fit the axle locking ring to the desired hole in the rear wheel H Dr N Se a Be A extension using the screws Here do not yet tighten the screws Slide the two rear wheel extensions onto the axle il The corresponding loc
23. ront seat height SHv Difficulty Tools 4 5 El Remove the rear wheels fold the backrest forward and place the wheelchair on its back E Loosen the screws and that connect the seat brace to the seat module or the frame on both sides E Remove the screw and place it in the bracket s other hole If you require a new bracket remove the screws and replace the bracket and fix it using the screws and N E Refit the rear wheels stand the wheelchair back up and check the N S position of the seat braces They should be as perpendicular to the D gt 7Nm e ground as possible E Tighten the screw connections and of the seat braces and and eae of the front brackets again gt 7Nm BE Carry out the same setting on both sides gt 7Nm Note ensure that adjusting the front seat height results in a change to the seat angle It may be necessary to correspondingly adjust the rear seat height SHh or the backrest angle c lt kuschall 8 K schall AG Schweiz 2010 11 Service manual K SERIES gt Seat Rear seat height SHh The seat braces can be repositioned to adjust the rear seat height The seat braces are available in three different sizes covering seat heights of between 380 and 490 mm Generally we recommend fixing the seat braces to the lower hole on the frame Rear seat height based on wheel position and wheel size
24. sccssscssscssscescscssscssscssscscscsescssnsssscscosssesssesssesssecsscsescssneseseseonse 22 Ensuring the rear wheels are parallel 22 Adjusting the removable axle 22 Fitting and adjusting a rear wheel extension 22 Changing the wheel chamber Fitting and adjusting an axle 23 Brakes 2u 0002000r00ns0nsonnsnnnsnnnssnnsnnnsnnnsnnnsnnnnnnssnnsnnnnnnnnsnnsnnnsnnnsnnnsnnnsnnnsnnsnnnnsnnssnnssnnsnnsnnne 24 Fitting adjusting the parking brake 24 Options amp accessories ss ssesssesseesseesoossoessosesosesosssoesssesocesossscessosesosssosesossseesssesosssssssse 25 Antitipper 25 Active antitipper 26 Transit wheels 26 c k schall 3 K schall AG Schweiz 2010 11 Service manual General Introduction This service manual is part of the instructions and contains the technical information for servicing configuring and repairing a K schall wheelchair To guarantee the required safety and reliability all wheelchairs must be comprehensively checked once a year In part assembly and adjustment require extensive experience For this re ason the following assembly instructions have been split into 3 categories Requirement Symbol Easy technical understanding required 00 Intermediate specialist knowledge required LI Te SB Difficult specialist wheelchair assembly knowledge and experience required The required tools and their respective sizes are listed above each instruc tion The ins
25. screws you can adjust how easily the armrest can be pulled out or pushed in c lt kuschall 18 K schall AG Schweiz 2010 11 Service manual K SERIES k Side parts Clothes guard mudguard The clothes guard fitted as standard can be replaced by a mudguard Clothes guard mudguard size Wheel size SHh 24 38 39 40 41 42 43 44 45 46 47 48 49 ENZ ER Ss dt Geet r Ve EH ec r nr nr nr r E OO eee n eee r ee n E Replacing the clothes guard The mounting element on the backrest should already be fitted 11 Difficulty O Tools 3 4 El If present remove the clothes guard to be replaced by loosening the screw connection E Check the correct position of the clothes guard with fitted rear wheel Here find the suitable height on the clothes guard for fixing the screw connection to the backrest mount El If necessary the holder on the seat module can be replaced Here remove the screw The clothes guard is correctly positioned if it can be inserted between 1l the seat module and the holder and the upper edge runs above the rear wheel c lt kuischall 19 K schall AG Schweiz 2010 11 Service manual Side parts Difficulty O Tools 3 4 10 2 Fitting the mudguard T Remove the clothes guard and the mounting elements on the backrest and the seat El Fit the holder to
26. the seat module using the screw connections and then refit the rear wheel A Slightly loosen the screws on the adjustment plate and slide it along the mudguard carrier until the mudguard is at the right height E The position of the mudguard can also be adjusted Here loosen the screw connections and position the mudguard as required and tighten the screw connections and again E Tighten the screws again Carry out the same setting on both sides E By tightening or loosening the screws you can adjust how easily the armrest can be pulled out or pushed in If the wheelchair is equipped with a suspension the distance between the mudguard and the wheel must be at least 4 cm lo The existing axle may not be sufficiently long for the new configuration with mudguard In this case a longer axle must be fitted gt Changing the wheel chamber fitting and adjusting an axle lo N The distance between the mudguard and the wheel must be either lt 8 mm or gt 25 mm to prevent fingers from becoming caught between the wheel and the mudguard ccktschall 20 K schall AG Schweiz 2010 11 Service manual Front wheels Front wheels Replacing a front wheel Difficulty 00 Tools 2x3 fil Remove the screw with disk on one side Remove the wheel axle EI Remove the front wheel E Place the sleeves between the new front wheel and the fork H Slide the axle thro
27. to a diameter it of 6 1 mm fA Using the screw connections fix the antitipper to the adaptation holder Measure the distance between the antitipper and the ground gt lt Adjusting the height of the antitipper Adjusting the height of the antitipper E Press the adjustment button on the antitipper and pull the antitip tube into the desired position Let the adjustment button latch into the adjacent hole Function check The distance between the antitipper and the ground should be 4 6 cm It should be easy to fold up the antitipper Tip the wheelchair backwards using the antitipper until the axle is perpendicular to the antitipper s point of contact with the ground In this position the distance between the rear wheel and the ground must be at least 5 cm c lt kuschall 25 gt 13 Nm gt 13 Nm Y x gt 50 mm K schall AG Schweiz 2010 11 Service manual K SERIES k Options amp accessories Active antitipper Fitting and adjusting an active antitipper Difficulty Tools 3 5 8 El Fit the holder to the axle tube Here only lightly tighten the screws El Remove the QuickPin slide the active antitipper over the holder and reinsert the QuickPin E Turn the antitipper so that it is the desired distance from the ground E Carefully remove the antitipper so that the position of the holder does not change EB Tighten the screws E For the a
28. tructions include information on the torques with which the respective screw connections must be tightened Adhering to the given torques requires the use of a torque spanner Tools Symbol Allen key 3 4 5 Phillips screwdriver x2 Straddle spanner mat 10 11 19 _ Socket spanner ring spanner 8 10 Spare parts and adaptations All spare parts can be purchased from K schall s Customer Services An electronic spare parts catalog is available by logging onto www kue schall com Only original spare parts may be used Installing additional adaptations to a K schall wheelchair requires the prior written approval of K schall AG Tightening Allen screws Allen keys are not designed for greater forces When tightening or loosening an Allen screw it is therefore advisable to apply force to the nut to prevent the hexagon socket from being damaged Tightening and loosening E Turn the nut with a socket spanner only use a straddle spanner if there is insufficient space and merely hold the screw tight with the Allen key Tightening and loosening if there is no nut 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 and it not worn Pex c lt kuschall 4 K schall AG Schweiz 2010 11 Service manual Torque K SERIES kal E All screw connections must be tightened with the torques speci
29. ugh the fork sleeves and the front wheel and fix the axle using the screw Here use the new screw supplied with the wheel as this screw comes with a thread locking device Function check The wheel must not wobble but must rotate easily Replacing a front wheel fork Difficulty O Tools C 10 E Remove the sealing cap of the bearings block by inserting two screwdrivers into the grooves and flipping it off Remove the nut with the washer Remove the front wheel fork Check the ball bearings and replace them if necessary Insert the new front wheel fork with the washer and the nut and tighten the nut Carry out the function check see below Replace the sealing cap Function check Tip the wheelchair backwards by 90 so that it is lying on the backrest and the rear wheels Turn the fork upwards position A and let it tip downwards The fork has been correctly adjusted if it easily turns to beyond the bottommost point and remains there position B If the fork turns back to the lower position position C it has not been sufficiently tightened There is a risk that the front wheels will start to wobble at high speeds c lt kuschall 21 oo N lt DR ofa O gt 4Nm K schall AG Schweiz 2010 11 Service manual K SERIES gt Rear wheels Rear wheels Ensuring the rear wheels are parallel Difficulty 0 Tools 5 E L
30. until the stop bolts engage and unscrew the adjustment screw until it touches the frame and the backrest joint no longer moves E Tighten the counter nut The excentre plates must be set identically on both sides of the wheelchair Adjusting the backrest joint Difficulty 0O Tools et 10 E Put the backrest up and let the pin engage Press the backrest forwards to ensure the joint cannot move Unscrew the screw until it touches the spigot of the seat frame Screw the screw back in by between a and a turn and counter with the counter nut E Correctly adjust the backrest joint on both sides Function check Sit in the wheelchair and lean back so that the backrest is strained Upon pulling the release cord the pin must be easily removed on both sides and must fully glide back in upon letting go of the release cord ccktschall 15 K schall AG Schweiz 2010 11 Service manual K SERIES k Footrests Footrests The footrest must be selected in accordance with the seat width A standard footrest and an angle adjustable footrest are available Furthermore there is a choice between a high mounted footrest and a fold up footrest Lower leg length UL To change the lower leg length the footrest can be fixed at a higher or lower position gt Chapter Frame Table The shortest lower leg lengths can be achieved using the high mounted footrest gt Fitting and adjusting high
Download Pdf Manuals
Related Search