Invacare Dragon Service Instructions Manual
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Summary of Contents for Invacare Dragon
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Page 1: Service Instructions
Invacare Dragon ® Invacare Tiger ® SERVICE INSTRUCTIONS Edition: 09.07.2013... - Page 2 ® SERVICE MANUAL Invacare - Dragon / Tiger These instructions contain information about: Testing work Repair Instructions This manual is part of the instructions for use. Service addresses Invacare Austria GmbH +43 6232 5 53 50 Herzog Odilostrasse 101 Fax:...
- Page 3 ® Invacare - Dragon / Tiger SERVICE MANUAL ( (Customer services): +44 (0)1656 77 62 22 Invacare® Ltd Fax (Customer services): +44 (0)1656 77 62 20 Pencoed Technology Park uk@invacare.com Pencoed WWW: www.invacare.co.uk Bridgend CF35 5HZ United Kingdom +39 0445 38 00 59 Invacare Mecc San s.r.l.
- Page 4 ® SERVICE MANUAL Invacare - Dragon / Tiger ( (Kundtjänst): Återförsäljare: +46 (0)8 761 70 90 Fax (Kundtjänst): +46 (0)8 761 81 08 Invacare® AB sweden@invacare.com Fagerstagatan 9 finland@invacare.com S-163 91 Spånga WWW: www.invacare.se Sverige MÖLNDAL Tillverkare: +46 (0)31 86 36 00 Invacare®...
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Page 5: Table Of Contents
® Invacare - Dragon / Tiger SERVICE MANUAL 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... - Page 6 ® SERVICE MANUAL Invacare - Dragon / Tiger Checking and replacing the main fuse Checking the cables Replacing the Shark Remote Operating hours counter 7.9.1 Replacing the operating hours counter 7.9.2 Replacing the connecting cable of the operating hours counter 7.10...
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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
® SERVICE MANUAL Invacare - Dragon / Tiger 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. -
Page 9: Hazard Symbols And Symbols Used
® Invacare - Dragon / Tiger SERVICE MANUAL 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! -
Page 10: Images In This Manual
® SERVICE MANUAL Invacare - Dragon / Tiger 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
® Invacare - Dragon / Tiger SERVICE MANUAL 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...
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Page 13: Tightening Torques
® Invacare - Dragon / Tiger SERVICE MANUAL 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. -
Page 14: Arrangement Of The Assembly Groups And Components
® SERVICE MANUAL Invacare - Dragon / Tiger 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)
® Invacare - Dragon / Tiger SERVICE MANUAL Service plan (1x annually) ü Component Check Action Notes · Armrest damage · Tighten screws, replace Armrests and and fastening padding if damaged side panels · Side panel · Tighten screws, replace... - Page 16 ® SERVICE MANUAL Invacare - Dragon / Tiger ü Component Check Action Notes · Check contacts · Clean contacts and See "Changing the and terminals for terminals batteries" on page corrosion 28 for safety information when handling batteries · Remote, ·...
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Page 17: Operational Faults
® Invacare - Dragon / Tiger SERVICE MANUAL 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. - Page 18 ® SERVICE MANUAL Invacare - Dragon / Tiger Problem Other Possible Cause Solution Documentation Symptoms · Replace the None Wheelchair Batteries may be See "Changing the batteries jerky in drive faulty (instable batteries" on page operation voltage) · Replace Actuation See "Replacing...
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Page 19: Shark Error Codes And Diagnostic Codes
® Invacare - Dragon / Tiger SERVICE MANUAL 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. - Page 20 ® SERVICE MANUAL Invacare - Dragon / Tiger Flashing Meaning Solution Documentation Code · Communication See "Checking the Check all cables and connectors on error on the Shark the Shark system. cables" on page 33 system · Replace the remote.
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Page 21: Repair Work
® Invacare - Dragon / Tiger SERVICE MANUAL 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 22 ® SERVICE MANUAL Invacare - Dragon / Tiger · 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.
- Page 23 ® Invacare - Dragon / Tiger SERVICE MANUAL · 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. · Unscrew handwheels (screws) (1) on both sides of the panelling for the electronics.
- Page 24 ® SERVICE MANUAL Invacare - Dragon / Tiger · Loosen the four screws (1) on the motor suspension and remove. · Use the aglet and the hammer to carefully knock the splint (2) out of the decoupling leverage (1). ·...
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Page 25: Replacing The Shark Electronics
· 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! ·... - Page 26 ® SERVICE MANUAL Invacare - Dragon / Tiger · 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.
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Page 27: 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 28: Changing The Batteries
® SERVICE MANUAL Invacare - Dragon / Tiger 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. -
Page 29: Removing The Batteries
® Invacare - Dragon / Tiger SERVICE MANUAL 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! ·... -
Page 30: How To Handle Damaged Batteries Correctly
® SERVICE MANUAL Invacare - Dragon / Tiger 7.5.2 How to handle damaged batteries correctly WARNING: BURN HAZARD! Injury hazard due to discharged acid. · Always wear acid-proof protective gloves when handling batteries. · Always wear protective goggles when handling batteries. -
Page 31: Checking And Replacing The Main Fuse
® Invacare - Dragon / Tiger SERVICE MANUAL 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. - Page 32 ® SERVICE MANUAL Invacare - Dragon / Tiger · The fuse holder of the Shark electronic system is located on top of the batteries (1). · Open the fuse holder cover. · If the strip fuse has blown, determine the cause of the fault and remedy if necessary.
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Page 33: Checking The Cables
® Invacare - Dragon / Tiger SERVICE MANUAL 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. - Page 34 ® SERVICE MANUAL Invacare - Dragon / Tiger · Re-install the panelling for the electronics and the battery cover. · Check all vehicle functions.
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Page 35: Replacing The Shark Remote
® Invacare - Dragon / Tiger SERVICE MANUAL 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. - Page 36 ® SERVICE MANUAL Invacare - Dragon / Tiger · 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.
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Page 37: Operating Hours Counter
® Invacare - Dragon / Tiger SERVICE MANUAL Operating hours counter 7.9.1 Replacing the operating hours counter Requirements: · Philipps screwdriver, size 2 · 10 mm open-end wrench · Switch off the electronics. · Remove the legrests. · Loosen and remove the thumb screws (1) on both sides of the electronics cover. - Page 38 ® SERVICE MANUAL Invacare - Dragon / Tiger CAUTION! Property damage can result if the counter is incorrectly connected. If the plus and minus wires are connected the wrong way, it will damage the electronic components of the operating hours counter.
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Page 39: Replacing The Connecting Cable Of The Operating Hours Counter
® Invacare - Dragon / Tiger SERVICE MANUAL 7.9.2 Replacing the connecting cable of the operating hours counter Requirements: · Philipps screwdriver, size 2 · Side cutters · Cable ties · Switch the electronics OFF. · Remove the legrests. ·... - Page 40 ® SERVICE MANUAL Invacare - Dragon / Tiger CAUTION! Property damage can result if the counter is incorrectly connected. If the plus and minus wires are connected the wrong way, it will damage the electronic components of the operating hours counter.
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Page 41: Replacing The Steering Head Bearings On The Steering Wheels
® Invacare - Dragon / Tiger SERVICE MANUAL 7.10 Replacing the steering head bearings on the steering wheels ATTENTION: Danger of crushing to the hands and feet by the weight of the wheelchair! · Pay attention to the hand and feet. - Page 42 ® SERVICE MANUAL Invacare - Dragon / Tiger · 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.
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Page 43: Repairing A Flat Tyre
® Invacare - Dragon / Tiger SERVICE MANUAL 7.11 Repairing a flat tyre WARNUNG: Injury hazard if the vehicle starts moving unintentionally during repair work. · Switch the power supply off (ON/OFF key). · Engage the drive. · Before raising the vehicle, secure the wheels by blocking them with wedges. - Page 44 ® SERVICE MANUAL Invacare - Dragon / Tiger Repairing the tyre ATTENTION: Explosion hazard! The wheel will explode if you do not let the air out of the tyre before removing the wheel rim! · Always allow the air to escape completely from the wheel before you remove the rim.
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Page 45: Repairing A Flat Tyre (Wheel Size 220/120 X 50)
® Invacare - Dragon / Tiger SERVICE MANUAL 7.11.2 Repairing a flat tyre (wheel size 220/120 x 50) Pre-requisites: · 13 mm socket wrench · 12 mm socket wrench · Repair kit for inner tube tires or a new inner tube ·... - Page 46 ® SERVICE MANUAL Invacare - Dragon / Tiger Repairing a 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.
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Page 47: Replacing A Drive Wheel
® Invacare - Dragon / Tiger SERVICE MANUAL 7.12 Replacing a drive wheel ATTENTION: Danger of crushing to the hands and feet by the weight of the wheelchair! · Pay attention to the hand and feet. · Use proper lifting techniques. - Page 48 ® SERVICE MANUAL Invacare - Dragon / Tiger ATTENTION: Danger of injury if the wheels come off! If the drive wheels are insufficiently attached during assembly, they can come off during driving. · Tighten the TX40 countersunk screws to 30 Nm when mounting the drive wheels.
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Page 49: Adjusting The Seat Angle/Seat Height
® Invacare - Dragon / Tiger SERVICE MANUAL 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. - Page 50 ® SERVICE MANUAL Invacare - Dragon / Tiger 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.
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Page 51: 7.13.1 Adjustment Tables
® Invacare - Dragon / Tiger SERVICE MANUAL 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. - Page 52 ® SERVICE MANUAL Invacare - Dragon / Tiger 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...
- Page 53 ® Invacare - Dragon / Tiger SERVICE MANUAL 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...
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Page 54: Replacing The Safety Belt
® SERVICE MANUAL Invacare - Dragon / Tiger 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.