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LEVO

combi

combi JR

SERVICE MANUAL

This manual is for use by LEVO AG agents or their authorized dealers.

Read these instructions before servicing the wheelchair.

This service manual must be read in conjunction with the user manual.

Alterations in constructional and technical manner or to the electronic require the

written authorisation of LEVO AG; otherwise no warranty or product liability will be

accepted.

Version 1.2

Содержание Combi

Страница 1: ... these instructions before servicing the wheelchair This service manual must be read in conjunction with the user manual Alterations in constructional and technical manner or to the electronic require the written authorisation of LEVO AG otherwise no warranty or product liability will be accepted Version 1 2 ...

Страница 2: ...acing the gas spring of the rear wheel 12 11 6 Replacing the wheel fork front and rear 13 11 7 Replacing of the rear fork 13 11 8 Replacing the connector of the back low shearing system 14 11 9 Replacing the driving motor 15 11 10 Replacing the batteries 16 11 11 Battery Wiring 16 11 12 Replacing the Joystick module R Net 17 11 13 Replacing the power module R Net 17 11 14 Control box 18 11 15 ISM ...

Страница 3: ... the user appreciates the safety and the reliability of a well maintained wheelchair This manual must always be read and used with the user manual 2 Disinfecting Before carrying out any service work it is advisable to disinfect Use for disinfecting ready alcohol spray which are suitable for whole areas e g Germex spray the company Pramol chemistry 2 1 Areas which has to be disinfected Armrest and ...

Страница 4: ...ur LEVO combi are to be adapted precisely to the needs of the patient Improper settings can cause serious physical injury to the user 4 1 Seat depth The adjustment of the seat depth should only be done by the LEVO agent or authorised dealer For information consult the user instruction manual at section 7 1 4 2 Low shearing at the back The adjustment of the low shearing at the back should only be d...

Страница 5: ...te is low the forward and reverse maximum speed settings may need to be re programmed It is in the responsibility of the person programming the control system to make sure that the settings are safe and to note any programming changes made 5 1 Programming R Net and VR2 The programming is done by dubbing the control software of a laptop or PC to the Controller of the wheelchair Laptop PC must be eq...

Страница 6: ... towards their limits in a less intense way which gives the motors a more durable and longer life during extreme situations To perform a smoother start and stop of the on slopes we have optimized the motor compensation value Now the user of the chair will experience nearly no rollback when coming to a full stop or when starting to drive on a slope Service Instructions The new programs can be downl...

Страница 7: ... LEVO AG Locknuts must never be reused but must be replaced by new ones Secure each screw connection against inadvertent release Use lock nuts or screw securing adhesive medium strength Repairs to engines and electronic components must only be performed by the LEVO 7 Tools torque settings The following tools are required to service the wheelchair Spanners and sockets 8 mm through to 24 mm Hexagon ...

Страница 8: ...ntenance free besides occasional cleaning Use a damp cloth for cleaning Tires must get replaced when the tire s profile is worn down For more information please consult sector 8 1 to 8 4 Check the free wheel device and the motor disengaging lever for correct operation Repair any fault found Check the mechanical function of the motor disengaging lever Pull the motor disengaging lever out and turn i...

Страница 9: ... as the optionally added functions lift backrest reclining and seat tilt lying to standing directly Repair any fault found Check all lights and indications Replace components with failures Use all functions and drive the wheelchair as a final check In case you notice any kind of problems arrange the fixing 10 Cleaning Before returning the wheelchair to the customer ensure the wheelchair is clean a...

Страница 10: ...picture 2 Withdraw the wheel from the wheelchair To mount the new wheels follow the instructions in the reverse order 11 2 Replacing the tire of a drive wheel When replacing the tire means removing a wheel the wheelchair must be unoccupied The wheelchair must be secured so that it cannot fall over or move when a wheel is removed Remove the drive wheel as described in sector 8 1 Remove the four bla...

Страница 11: ...r and the nut 1 1 Withdraw the wheel from the fork Reassemble the new wheel in reverse order Make sure all washers are placed correctly 11 4 Replacing the back wheel When removing the wheel the wheelchair must be unoccupied The wheelchair must be secured so that it cannot fall over or move when the wheel is removed Loosen the screw 1 1 using a 6 mm hexagon key and remove the screw the washer and t...

Страница 12: ...ve the supporting handle notice Loose the clamping set so that the gas springs are relieved Remove the securing clips at both gas springs above and below with a screwdriver Now you can take off the gas springs from the ball pin and exchange them Install everything again in reverse order 4a 4b 4c 4d ...

Страница 13: ...heel fork Reassemble the used wheel in case it is still in a good condition Doing so please follow the instruction in sector 8 3 respectively 8 4 Mount the new wheel fork in the reversed order Picture 3 shows all parts in details 11 7 Replacing of the rear fork Lift the rear wheel as described under 11 6 replacing the gas springs of the rear wheel Unscrew the rear fork from the sleeve of the rear ...

Страница 14: ... upright standing position Switch off the joystick module Loosen the fillister head screw at the backrest tube as well as the double head screw at the seat plate using a 4 mm hexagon key Remove the mentioned screws the washers and the connector First mount the upper end of the new connector at the backrest tube Make sure to put the two washers back in place After that mount the lower end of the ne...

Страница 15: ...e first the drive wheel as described in sector 8 1 Remove the motor cover loosening the screws using a 4 mm hexagon key Loosen the motor disengaging lever cable Now loosen the four cylinder head screws B at the motor using a 6 mm hexagon key Mount the new motor with the four cylinder head screws B using the 6 mm hexagon key again Fix the disengaging motor cable as described in sector 8 7 Reassembl...

Страница 16: ...tely with water and consult your doctor Take off immediately using acid contaminated clothing Caution Always wash your hands after working on the batteries If possible raise the seat to the fully upright position Switch off the safety cut out Open the battery cover Loosen the screws at the electrical contact of the batteries using a 13 mm screw wrench and remove the small metal terminal piece A Li...

Страница 17: ...ing the power module R Net Raise the seat to its maximum upright standing position Take out the fuse Open the cover of the battery box Loosen the 4 screws that hold the limit switch plate and remove the plate Cut the cable ties Lift the power module that you get access to the front of the power module Unplug the following cables from the power module ISM cable A left motor cable B battery cable C ...

Страница 18: ...otor connector Press the latches on the upper side edges of the connector B D Battery connector Press the snap closure on the top surface of the connector C The power module is attached with Velcro at the bottom of the battery box so it does not slip while driving Lift the old power module from the battery box Install the new power module as described above in reverse order 11 15 ISM Box The ISM b...

Страница 19: ... standing in use Raise the seat to the maximum standing position Lift the clip B on the upper part of joint of the gas spring using a slotted screwdriver A and press the joint part off the joint pivot C Caution Do not remove the clip Lift the clip on the lower part of the joint of the gas spring using a slotted screwdriver and press the joint part off the joint pivot Caution Do not remove the clip...

Страница 20: ...tuator off the recess drilled into the seat support In case the seat is already at the maximum standing position the gas spring has to be unfixed at the upper end Read the instruction in sector 8 13 Remove the clip A picture 17 at the inside of the lower end of the actuator Press out the spike B picture 17 use a hammer and a snap through tool to strike the spike carefully out of the rod Unplug the...

Страница 21: ...or Do you support the bottom rail of the yoke A with a block of wood B wooden stick or similar so that the elevator cannot fall down See Figure 18a Unplug the actuator from the ISM controller Remove the spring clip A Figure 17 at the upper end of the actuator Take the locking pin B Figure 17 out respectively beat him with a punch tool and the hammer pressing gently out Loosen the actuator at the u...

Страница 22: ...ove the actuator Reassemble the new actuator lying in the reverse order Take care that the piston rod of the new actuator is retracted inside Start work at the front part of the actuator and connect the plug of the actuator at the battery box first Retract the piston rod until it fits to the halter at the back 11 20 Replacing the legrest actuator Remove the footrest as described in 11 3 Footplate ...

Страница 23: ...23 Back Light Unplug the lightning cable inside respectively below the cover Release the screws and nuts to take out the plate including the light Take out the light from the plate and replace it by the new one Assemble in the reverse order Caution Always take out the fuse first before any part of the lighting system will be replaced or fixed Please be aware about all electronic safety regulation ...

Страница 24: ...support Replace the light by the new one and assemble in reversed order 12Main fuse The main fuse housing is under the chair cover in the rear To get access carefully open the cover as shown Open the fuse cover insert one of the two fuses which are delivered in a separate plastic bag and snap the fuse cover back Store the fuse cabling properly above the batteries by the attached Velcro strap 13Tes...

Страница 25: ...14Version Management Version No Date Description Autor 1 0 2012 07 30 First Edition Combi 923 B Maurer 1 1 2014 03 2010 Diverse adjustments H Bögli 1 2 2014 06 02 TÜV Certification Update finalized H Bögli ...

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