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Levo Summit EL Service Manual

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Please read these Instructions carefully before servicing a customer wheelchair.
Failure to follow these instructions could result in injury to the customer and/or
damage to the wheelchair.
If you have questions or difficulties, please contact LEVO AG.
LEVO AG
A
NGLIKERSTRASSE
S
CH-5610 W
WITZERLAND
Service Manual
LEVO Summit EL
20
T
+41 (0)56 618 44 11
EL
F
+41 (0)56 618 44 10
OHLEN
AX
@
.
OFFICE
LEVO
CH
.
.
WWW
LEVO
CH

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Summary of Contents for Levo Summit EL

  • Page 1 Please read these Instructions carefully before servicing a customer wheelchair. Failure to follow these instructions could result in injury to the customer and/or damage to the wheelchair. If you have questions or difficulties, please contact LEVO AG. LEVO AG +41 (0)56 618 44 11...

  • Page 3: Table Of Contents

    Content 1. Introduction ............................1 1.1. Accident prevention & Safety ....................1 1.2. Adjustments – General Adviced ..................... 1 1.3. Repairs – General Advice ......................2 1.4. Tools & Torque values ......................3 1.5. Important Notes ........................3 2. Safety Checks ............................ 5 3.
  • Page 4 6. Cleaning and Disinfection ......................20 7. Version Management........................21...

  • Page 5: Introduction

    This service manual is to be used as a reference as the authorized LEVO dealer to carry out safety checks, service and repair on the LEVO Summit EL.

  • Page 6: Repairs - General Advice

    1.3. Repairs and fitting – General Advice Service, fitting and repair works on the LEVO Summit should only be carried out by a LEVO dealer. • Repairs: For advice on all repairs, please contact your importer or LEVO directly (contact information located on the front page of the User and Service Manuals).

  • Page 7: Tools & Torque Values

    1.5. Important Notes • Lock-nuts which are removed should be replaced with new lock-nuts. • It is preferred that thread locker (like blue LocTite) is utilized on screws/nuts. • For replacement parts, use recommended components and spare parts supplied from LEVO.
  • Page 8 • Always replace main components like frames, seat rails, armrests, backrests and legrest parts. They are never to be modified or repaired. • Be sure to follow the safety advice for any repairs on gas springs, actuators and electronic parts.

  • Page 9: Safety Checks

    2. Safety Checks At least once a year, the following safety checks should be carried out by the authorized dealer. If any defect occurs, the user should immediately stop using the wheelchair until it is repaired, checked and all safety rules assured. Fold down the backrest and return to the upright position.

  • Page 10: Adjustments

    3. Adjustments 3.1. Seat angle / Wheel axle adjustment The seat angle can be varied by adjusting the wheel axle vertically on the frame. Table 2: Axle adapter position below shows the different front seat heights, the mount position (“P”) and the corresponding seat angle.
  • Page 11 Seat angle (at max wheelbase and at min wheelbase) 22” 3.2°– 4.3°– 5.5°– – – – – – 4.2° 5.7° 7.3° 24” – – 2.6°– 3.8°– 4.9°– 6.1°– – – 3.4° 5° 6.5° 8° 26” – – – – – 3.2°–...
  • Page 12 Replace and tighten the socket head attaching screws according to Table 1: Torque. AUTION • To insure stability in the standing position, the leg-rest support plugs must be adjusted appropriately. These adjustments should only be performed by a LEVO dealer.

  • Page 13: Rear Wheel Adjustment / Centre Of Gravity

    3.2. Rear wheel adjustment / Centre of Gravity The standard position of the rear wheel on the LEVO Summit depends on the seat depth and your chosen wheelbase. By adjusting the rear wheel axle tube, either further forwards or further backwards, you are able to increase or decrease the loading of the front caster.

  • Page 14: Seat Height / Front Wheel Diameter

    • 6”: Top hole • 5”: Middle hole • 4”: Bottom hole • To change the seat height, the front fork has to be replaced by a LEVO dealer.

  • Page 15: Legrest Support Plug Adjustment

    3.4. Leg-rest support plug adjustment In the fully standing position, the leg-rest support plugs must be in contact with the ground. • Stand the chair up to the fully standing position. • Remove the retaining screw from the legrest tube and support plug.

  • Page 16: Backrest Angle Adjustment

    AUTION An incorrect seat depth can cause pain, pressure sores and/or poor posture and positioning. The seat depth adjustment should be done only by an authorised LEVO dealer! 3.6. Backrest angle adjustment The following steps must be made simultaneously and on both sides of the wheelchair.
  • Page 17 Check if both seating tubes have the same distance to the bumpers by repeated lifting and lowering of the mechanism.

  • Page 18: Replacement And Repair

    4. Replacement and Repair 4.1. Rear wheel tire/inner tube replacement • Remove the wheel from the wheelchair and press the centrepiece in the valve to let out the air. • Using a tire wedge, ease both sides of the tire over the wheel rim and pull the inner tube out of the tire.

  • Page 19: Gas Spring Replacement

    The gas springs are compressed and under load and will extend rapidly if released causing possible harm to the technician. • Raise the LEVO Summit to the standing position. • Release all attaching clips.

  • Page 20: Actuator Replacement

    The gas springs are compressed and under load and will extend rapidly if released causing possible harm to the technician. • Raise the LEVO Summit to the standing position. • Remove the clip from the bolts at the front and rear connectors of the actuator.

  • Page 21: Control Box Replacement

    • Disconnect the switch at the connector and replace the cable harness with a new one. The sleeve can be reused. • Assemble in reverse order. 4.6. Control box replacement • Disconnect the actuator plug and the control cable from the control box. •...

  • Page 22: Battery Replacement

    4.7. Battery – Circuit Board Housing – Control Box replacement • Disconnect the actuator plug and the control cable from the control box. • Unscrew the 4 socket head screws of the support using a 3 mm hex key and take off the control box.

  • Page 23: Final Check

    5. Final Check After carrying out repairs to the wheelchair, thoroughly check that all functions are operating correctly before returning the wheelchair to your customer. A wheelchair should only be returned to customer after all defects have been rectified.
  • Page 24 6. Cleaning and Disinfection Before the wheelchair is returned to the client, make sure it is clean and dry. • Cleaning can be accomplished with a moist cloth, then wiping dry. • Mild detergents and warm water can be used for heavier debris. •...
  • Page 25 7. Version Management Version Nr. Date Description Release 03-03-2020 Document separated for service agents only...

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