Invacare Dragon Service Manual
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Invacare Dragon Service Manual

Invacare Dragon Service Manual

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Invacare® Dragon
Invacare® Tiger
SERVICE INSTRUCTIONS
These instructions contain information on:
Inspection work
Repair work
Issue: 21/04/10

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Summary of Contents for Invacare Dragon

  • Page 1 Invacare® Dragon Invacare® Tiger SERVICE INSTRUCTIONS These instructions contain information on: Inspection work Repair work Issue: 21/04/10...
  • Page 2 +34 (0)972 49 32 20 contactsp@invacare.com Polígon Industrial de Celrà E-17460 Celrà (Girona) WWW: www.invacare.es ESPAÑA +33 (0)247 62 64 66 Invacare® Poirier SAS Fax: +33 (0)247 42 12 24 Route de St Roch F-37230 Fondettes contactfr@invacare.com WWW: www.invacare.fr France...
  • Page 3 +39 0445 38 00 59 Invacare Mecc San s.r.l. Via Dei Pini, 62 Fax: +39 0445 38 00 34 italia@invacare.com I - 36016 Thiene (VI) WWW: www.invacare.it ITALIA +353 18 10 70 84 Invacare Ireland Ltd. Unit 5 Seatown Business Campus...
  • Page 4 Fagerstagatan 9 finland@invacare.com S-163 91 Spånga WWW: www.invacare.se Sverige MÖLNDAL Tillverkare:  : +46 (0)31 86 36 00 Invacare® Deutschland GmbH Fax: +46 (0)31 86 36 06 Kleiststraße 49 ginvacare@invacare.com D-32457 Porta Westfalica Deutschland LANDSKRONA  +46 (0)418 285 40...

  • Page 5: Table Of Contents

    Table of Contents Chapter Page TABLE OF CONTENTS INTRODUCTION General information Notes on transport Definition and representation of information and safety information in this manual Hazard symbols and symbols used Images in this manual SAFETY AND FITTING INSTRUCTIONS Before any inspection or repair work Personal safety equipment General safety information and information about fitting / removal TIGHTENING TORQUES...
  • Page 6 Replacing the Shark Electronics Updating the driving program Changing the batteries 7.5.1 Removing the batteries 7.5.2 How to handle damaged batteries correctly Checking and replacing the main fuse Checking the cables Replacing the Shark Remote Replacing the ACS Remote 7.10 Replacing the steering head bearings on the steering wheels 7.11 Repairing a flat tyre...

  • Page 7: Introduction

    • Alterations to the mobility aid which occur as a result of incorrectly or improperly executed maintenance or overhaul work lead to the exclusion of all liability on the side of INVACARE. • If you have any problems or questions please contact Invacare® Service.

  • Page 8: Definition And Representation Of Information And Safety Information In This Manual

    Definition and representation of information and safety information in this manual Different types of information and signal words are used throughout this manual. HAZARD! The signal word "HAZARD!" refers to immediate hazards. • The following lines in italics refer to actions which serve to avoid such hazards. WARNING! The signal word "WARNING!"...

  • Page 9: Hazard Symbols And Symbols Used

    Hazard symbols and symbols used Different types of hazard symbols and symbols are used throughout this manual. General hazards This symbol warns you of general hazards! • Always follow the instructions to avoid injury to the user or damage to the product! BURN HAZARD! This symbol warns you of the danger of chemical burns, for example due to the discharge of battery acids!

  • Page 10: Images In This Manual

    Images in this manual The detailed images in this manual are given digits to identify various components. Component numbers in text and operational instructions always relate to the image directly above.

  • Page 11: Safety And Fitting Instructions

    Safety and fitting instructions These safety instructions are intended to prevent accidents at work, and it is imperative that they are observed. Before any inspection or repair work • Read and observe this repair manual and the associated operating manual! •...
  • Page 12 Any changes to the drive program can affect the driving characteristics and the tipping stability of the vehicle! • Changes to the drive program may only be carried out by trained Invacare® specialist dealers! • Invacare® supplies all mobility aids with a standard drive program ex-works. Invacare® can...

  • Page 13: Tightening Torques

    Tightening torques The tightening torques stated in the following list are based on the thread diameter for the nuts and bolts for which no specific values have been determined. All values assume dry and de-greased threads. Thread 3 Nm 6 Nm 10 Nm 25 Nm 49 Nm...

  • Page 14: Arrangement Of The Assembly Groups And Components

    Arrangement of the assembly groups and components Under the seat: 1) Decoupling mechanism 2) Power module 3) Perforated plates for adjusting the seat height and seat angle Under the battery cover 4) Main battery fuse...

  • Page 15: Service Plan (1X Annually)

    Service plan (1x annually) Component Check Action Notes • Armrest damage • Tighten screws, replace Armrests and and fastening padding if damaged side panels • Side panel • Tighten screws, replace damage and fixing side panels if damaged • Cushion •...
  • Page 16 Component Check Action Notes • Check battery • Charge batteries See User Manual charge • Check contacts • Clean contacts and See "Changing the and terminals for terminals batteries" on page corrosion 34 for safety information when handling batteries • Remote, •...

  • Page 17: Operational Faults

    Operational Faults Operational faults on a wheelchair fitted with Shark electronics Please proceed as follows in the event of operational faults: • First of all analyse the possible cause of the disorder on the basis of the following tables. • Check the status display on the remote. Analyse the flashing error code. •...
  • Page 18 • SOLUTION PROBLEM OTHER POSSIBLE DOCUMENTATION SYMPTOMS CAUSE • Replace the batteries None Wheelchair Batteries may be See "Changing the jerky in faulty (instable batteries" on page drive voltage) operation • Replace motor(s) Actuation Siehe "Replacing motor(s) may be the motor" on page faulty •...

  • Page 19: Shark Error Codes And Diagnostic Codes

    6.1.2 Shark error codes and diagnostic codes The actuation electronics can automatically remedy certain disorders. In this case the status display will stop flashing. Please switch the remote on and off several times. Please wait about 5 seconds every time before switching the remote on again. If the error is not remedied by this, please diagnose the cause on the basis on the following flashing codes.
  • Page 20 FLASHING Meaning Solution FLASHING CODE CODE Fault on Shark • See "Checking Check all cables and connectors on main module the cables" on the Shark system. page 39 • Replace the main module. See "Replacing the Shark Electronics" on page 31 Communication •...

  • Page 21: Troubleshooting The Tornado With Acs

    Troubleshooting the Tornado with ACS If a problem occurs with the wheelchair, then please proceed as follows: • Identify the possible cause of the fault by using the troubleshooting tables below. • Check the Status Display on the remote. Identify the error code if it is flashing. •...
  • Page 22 PROBLEM OTHER POSSIBLE SOLUTION REFERENCE SYMPTOMS CAUSE None Wheelchai Batteries may • See "Changing the Replace the r does not be defective batteries batteries" on page 34 drive (voltage not smoothly stable) Drive motor(s) • See "Replacing the Replace the may be motor"...

  • Page 23: Diagnosing Problems With Electric Actuators

    6.2.2 Diagnosing problems with electric actuators In case an electric actuator will not function, identify the source of the problem using the following table: PROBLEM OTHER POSSIBLE SOLUTION REFERENCE SYMPTOMS CAUSE Electric Remote CLAM is • See "Replacing the Replace the Actuator displays a defective...

  • Page 24: Rem24 Error Codes And Diagnostic Codes

    6.2.3 REM24 Error Codes and Diagnostic Codes The drive electronics are capable of rectifying some errors automatically. In this case the status display will cease to flash. Please switch the remote on and off several times. Wait approx. 5 seconds each time before switching the remote on again. If this does not rectify the error, locate the error using the flash codes shown below.
  • Page 25 FLASHCODE MEANING SOLUTION DOCUMENTATION • Motors overloaded / Switch remote on overheated and off / wait if necessary • Module used has See "Replacing the Remove incorrect compatibility problems module Shark Electronics" on page 31...

  • Page 26: Repair Work

    Repair Work General warning information on installation work CAUTION:! Danger of damage to vehicle! Collisions can be caused if the adjusting washers are removed during fitting work to the drive wheels! Adjusting washers are often fitted between the drive shaft and the wheel hub to even out tolerances.
  • Page 27 • Jack up the vehicle using the wooden chock. • Loosen the socket head screw (1) using a 5 mm Allen key. • Remove the screw and the hub cap. • Pull the complete wheel from the wheel hub. • Remove the battery cover.
  • Page 28 • In order to remove the motor, the front decoupling rod connection (1) must be disconnected. Release the retaining ring (1) using the small, flat screwdriver and pull out. • Disengage the decoupling leverage from the motor. • Unscrew handwheels (screws) (1) on both sides of the panelling for the electronics.
  • Page 29 • Loosen the motor suspension (1) using the 8 mm Allen key and the 19 mm open-ended spanner and remove. • Remove the motor from the suspension in a downward direction. • Loosen the four screws (1) on the motor suspension and remove.
  • Page 30 • Carefully press the decoupling leverage (1) onto the rod (2) protruding from the new motor. • Press the splint (3) in. • The motor is installed in the reverse order. • Secure the motor cable by means of a new cable binder.

  • Page 31: Replacing The Shark Electronics

    • Alterations to the drive programme must only be carried out by trained Invacare®-dealers! • Invacare® can only assume a warranty for the safe vehicle handling of the wheelchair – in particular tipping stability - for unaltered standard drive programmes! •...
  • Page 32 • Remove the screws (1) on both sides of the power module. • Pull out the module. • Installation of the electronics is carried out in the reverse order. • Update the software, in case a newer version is available. •...

  • Page 33: Updating The Driving Program

    • Alterations to the drive program must only be carried out by trained Invacare®-dealers! • Invacare® can only assume a warranty for the safe vehicle handling of the wheelchair – in particular tipping stability - for unaltered standard drive programs! Pre-requisites: •...

  • Page 34: Changing The Batteries

    Changing the batteries ATTENTION: Injury hazard and possible material damages if batteries are handled improperly! • The installation of new batteries may only be carried out by authorised specialists. • Observe the warning information on the batteries. • Only use battery versions stated in the specifications. ATTENTION: Fire and burns hazard if battery terminal is bypassed! •...

  • Page 35: Removing The Batteries

    7.5.1 Removing the batteries ATTENTION: Fire and burns hazard if battery terminal is bypassed! • Please take great care to ensure that the battery terminals are never short-circuited with tools or mechanical mobility device parts! • Ensure that the battery terminal caps have been replaced if you are not working on the battery terminals.

  • Page 36: How To Handle Damaged Batteries Correctly

    Only ever transport damaged batteries in an appropriate acid-resistant receptacle. • Wash all objects that have come into contact with acid with lots of water. Always dispose used or damaged batteries correctly Used and damaged batteries will be taken back by your medical equipment supplier or Invacare®.

  • Page 37: Checking And Replacing The Main Fuse

    Checking and replacing the main fuse CAUTION: Fire hazard! A short circuit can cause extremely high currents which can result in spark formation and fire! • Always use an original strip fuse with the approved amperage. • If the main fuse has blown, first rectify the cause before fitting a new one. CAUTION: Fire hazard! Fitting the incorrect strip fuse causes a fire hazard! •...
  • Page 38 • If your powerchair is equipped with the Shark Electronic System, then the fuse holder is located on top of the batteries (1), if you have ACS Electronics, then it is located on the device support. • Open the fuse holder cover. •...

  • Page 39: Checking The Cables

    Checking the cables • Unscrew the handwheels (screws) (1) on both sides of the panelling for the electronics. • Remove the panelling for the electronics. • Check all cables for visible damage and crushing. Replace damaged cables. • Pull on each plug (1) carefully. It must not come out of the socket.
  • Page 40 • Check the battery cables (1) for visible damage and crushing. Replace damaged cables. • Re-install the panelling for the electronics and the battery cover. • Check all vehicle functions.

  • Page 41: Replacing The Shark Remote

    Replacing the Shark Remote Pre-requisites: • 3 mm Allen key • Switch off the remote. • Loosen the wing screw (1). • Pull the remote out of the guide together with the remote holder. • Use the Allen key to unscrew both screws (1) on the remote holder.
  • Page 42 • Disengage the remote plug. • The installation of the remote and the panelling for the electronics is carried out in the reverse order. • Check all vehicle functions.

  • Page 43: Replacing The Acs Remote

    • Alterations to the drive programme must only be carried out by trained Invacare®-dealers! • Invacare® can only assume a warranty for the safe vehicle handling of the wheelchair – in particular tipping stability - for unaltered standard drive programmes! •...
  • Page 44 • Installation of the remote is carried out in reverse order. • Update the software, in case a newer version is available. • Customise the driving programme with the programming software, if required. • Check all vehicle functions.

  • Page 45: Replacing The Steering Head Bearings On The Steering Wheels

    7.10 Replacing the steering head bearings on the steering wheels WARNING: Danger of crushing! The mobility device is very heavy. Injury hazard to hands and feet! • You should seek help from a second person. Injury hazard caused by uncontrolled movement of the mobility device! •...
  • Page 46 • Use the socket wrench to loosen and remove the 19 mm nut. Hold the wheel in such a way that it is not able to rotate when the nut is removed. • Pull the steering head shaft downward and out of the steering head tube.

  • Page 47: Repairing A Flat Tyre

    7.11 Repairing a flat tyre WARNING: Danger of crushing! The mobility device is very heavy. Injury hazard to hands and feet! • You should seek help from a second person. Injury hazard caused by uncontrolled movement of the mobility device! •...

  • Page 48: Repairing A Flat Tyre (Pneumatic Tyre Equipment Type 220/120 X 50)

    Repairing the flat tyre ATTENTION: Explosion hazard! There is considerable pressure in the tyre. Danger of injury! Parts can be thrown out and injure you if you do not evacuate all the air from the tyre. • Press the release pin in the valve inwards and evacuate all the air from the tyre. •...
  • Page 49 Removing the wheel • Jack up the vehicle (place a wooden wedge under the frame). • Loosen and remove the screw (1) using the Allen key on one side and the open-ended spanner on the other side (for countering). • Pull the wheel from the fork PLEASE NOTE Installation is carried out in reverse order.

  • Page 50: Replacing A Drive Wheel

    7.12 Replacing a drive wheel WARNING: Danger of crushing! The mobility and the seat are very heavy. Danger of injury hazard to hands and feet caused by uncontrolled tilting oder other movement! • You should seek help from a second person! •...

  • Page 51: Adjusting The Seat Angle/Seat Height

    7.13 Adjusting the seat angle/seat height There are three perforated plates under the seat for adjusting the seat angle and the seat height. These perforated plates, in connection with the adjustable rear holding plates, result in a multitude of different adjustment possibilities. The adjustable range of the seat height (at 0°...
  • Page 52 The seat height and seat angle can also be adjusted via the rear holding plates. • Loosen the rear fastening screw on one side (in threaded bush 1) so that the holding plate can be swivelled upward or downward. • Loosen the front fastening screw and remove (depending on the position the screw is either in threaded bush 2 or 3).

  • Page 53: 7.13.1 Adjustment Tables

    7.13.1 Adjustment tables All combination possibilities of the perforated plates are shown in the following tables. These values refer to a seat frame that has been secured in the second drill hole from the front. The measurements were carried out as follows: •...
  • Page 54 Position of the rear swivelling Seat angle in ° Seat height in cm perforated plates 45.5 46.5 47.5 48.5 49.5 50.5 39.5 46.5 47.5 50.5 51.5 54.5 55.5 57.5 38.5 39.5 43.5 44.5 45.5 46.5 47.5 48.5 49.5...
  • Page 55 7.13.1.2 Table 2 The second table refers to the rear holding plates in the high position (see illustration on the right). Position of the rear swivelling Seat angle in ° Seat height in cm perforated plates 50.5 54.5 46.5 51.5 43.5 44.5...

  • Page 56: Replacing The Safety Belt

    7.14 Replacing the safety belt Requirements: • 10 mm socket spanner • 4 mm Allen key Dismantling the safety belt: • Remove the plastic cap (5). • Loosen the bolt (3) and the associated nut (in the figure this is covered) with a 4 mm Allen key and a 10 mm socket spanner.

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