Invacare Spectra XTR Service Manual
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Invacare Spectra XTR Service Manual

Invacare Spectra XTR Service Manual

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Invacare® Spectra XTR

SERVICE MANUAL

Edition: 04.10.11

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Summary of Contents for Invacare Spectra XTR

  • Page 1: Service Manual

    Invacare® Spectra XTR SERVICE MANUAL Edition: 04.10.11...
  • Page 2 These instructions contain information about: Testing work Repair Instructions This manual is part of the instructions for use. Service addresses : +43 6232 5 53 50 Invacare Austria GmbH Herzog Odilostrasse 101 Fax: +43 6232 5 53 54 A-5310 Mondsee info@invacare-austria.com WWW: www.invacare.at...
  • Page 3 +44 (0)1656 77 62 20 Pencoed uk@invacare.com Bridgend CF35 5HZ WWW: www.invacare.co.uk United Kingdom : +39 0445 38 00 59 Invacare Mecc San s.r.l. Via dei Pini, 62 Fax: +39 0445 38 00 34 I - 36016 Thiene (VI) italia@invacare.com WWW: www.invacare.it Italia :...
  • Page 4 S-163 91 Spånga finland@invacare.com WWW: www.invacare.se Sverige MÖLNDAL Tillverkare:  : +46 (0)31 86 36 00 Invacare® Deutschland GmbH Kleiststraße 49 Fax: +46 (0)31 86 36 06 D-32457 Porta Westfalica ginvacare@invacare.com Deutschland LANDSKRONA : +46 (0)418 2 85 40...

  • Page 5: Table Of Contents

    ® Invacare - Bora SERVICE MANUAL Contents Chapter Page Introduction General information ........................8 Notes on transport ........................8 Definition and representation of information and safety information in this manual ..9 Hazard symbols and symbols used ..................10 Images in this manual ......................11 Safety and fitting instructions Before any inspection or repair work..................12...
  • Page 6 ® SERVICE MANUAL Invacare - Bora Operational faults Drive fault diagnosis .......................27 REM24 remote: Error codes and diagnostic codes .............29 VR2 remote: Error codes and diagnostic codes ..............31 Shark II remote Error codes and diagnostic codes .............33 R-NET remote: Error codes and diagnostic codes ..............34 Repair work General warning information about fitting work ..............36...
  • Page 7 ® Invacare - Bora SERVICE MANUAL 7.15 Replacing a drive wheel......................76 7.16 Replacing the splash guard....................78 7.17 Checking an adjusting motor ....................80 7.18 Replacing the seat tilting ......................81 7.19 Replacing the lifter ........................83 Adjusting the seat depth to the user's seating position Standard seat ...........................86...

  • Page 8: Introduction

     You can find information about ordering spare parts in the spare parts catalogue.  Only use original Invacare® spare parts. The guarantee will become invalid if other spare parts are used!  We reserve the right to make any alterations on the grounds of technical improvements.

  • Page 9: Definition And Representation Of Information And Safety Information In This Manual

    ® Invacare - Bora SERVICE MANUAL 1.3 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.

  • Page 10: 1.4 Hazard Symbols And Symbols Used

    ® SERVICE MANUAL Invacare - Bora 1.4 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 11: 1.5 Images In This Manual

    ® Invacare - Bora SERVICE MANUAL Requirements:  This symbol identifies a list of various tools, components and items which you will need in order to carry out certain work. Please do not attempt to carry out the work if you do not have the listed tools available.

  • Page 12: Safety And Fitting Instructions

    ® SERVICE MANUAL Invacare - Bora Safety and fitting instructions These safety instructions are intended as prevention of 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 13 ® Invacare - Bora SERVICE MANUAL ATTENTION! Fire and burn hazard due to electrical short-circuit!  The mobility device must be completely switched off before removal of voltage-carrying components! To do this, remove the batteries.  Avoid short-circuiting the contacts when carrying out measurements on voltage-carrying...
  • Page 14 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 devices with a standard drive program ex-works. Invacare®...

  • Page 15: Tightening Torques

    ® Invacare - Bora 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 16: Layout Of Components And Componentry

    ® SERVICE MANUAL Invacare - Bora Layout of components and componentry Overview 4.1.1 Wheelchair without lifter Underneath the seat: 1) Seat disengager 2) Electronics module The electronics modules used are described in Chapter 4.2. Power seat tilting 3) Adjusting motor...
  • Page 17 ® Invacare - Bora SERVICE MANUAL Actuator module 4) Actuator module The actuator module is fitted under the seat support. G-Trac sensor 5) G-Trac sensor The optional G-Trac sensor is located in the front, next to the battery connector. Operation hour counter...

  • Page 18: Wheelchair With Lifter

    ® SERVICE MANUAL Invacare - Bora 4.1.2 Wheelchair with lifter In front of the batteries under the plastic cover: 1) Electronics module 2) Lighting PCB (optional) 3) Plastic cover The electronics modules used are described in Chapter 4.2. Actuator module...
  • Page 19 ® Invacare - Bora SERVICE MANUAL Electric lifter 8) Lifter motor G-Trac sensor 9) G-Trac sensor The optional G-Trac sensor is located in the front, next to the battery connector. Operation hour counter 10) Operation hour counter The optional operation hour counter is...

  • Page 20: Electronics Modules

    ® SERVICE MANUAL Invacare - Bora Electronics modules A variety of electronics modules can be fitted to the mobility device. Before you connect any mobility device components such as adjusting motors/actuators or motors to the electronics modules, you should first ensure that you know exactly which electronics module has been fitted.
  • Page 21 ® Invacare - Bora SERVICE MANUAL Electronics module Designation Joystick boxes Notes Shark Shark II remote The lighting PCB is Shark with lighting optional. ACT actuator The actuator module module is optional. R-NET ISM lighting The module is and actuator optional.

  • Page 22: Acs 1 60A Electronics Module

    ® SERVICE MANUAL Invacare - Bora 4.2.1 ACS 1 60A electronics module Connections 1) Motor M2 2) Battery 24V 3) Bus cable (to remote or ACT) 4) Bus cable (to remote or ACT) 5) Motor M1 4.2.2 ACS 2 PMB70 / ACS 2 PMB70L electronics module...

  • Page 23: R-Net Electronics Module

    ® Invacare - Bora SERVICE MANUAL 4.2.5 R-Net electronics module Connections 1) Bus 2) Lock (INHIBIT 2) 3) Actuator 1 4) Actuator 2 5) On-board battery charger 6) Motor M1 7) Battery 24V 8) Motor M2 4.2.6 Shark electronics module 4.2.6.1...

  • Page 24: Act 4 Actuator Module

    ® SERVICE MANUAL Invacare - Bora 4.2.7.2 ACT 4 actuator module Connections 1) ACI* 2) Bus cable (to remote or electronics module) 3) Bus cable (to remote or electronics module) 4) Actuator - Channel 4 5) Actuator - Channel 3...

  • Page 25: Maintenance Plan (1X Annually)

    ® Invacare - Bora SERVICE MANUAL Maintenance plan (1x annually) CAUTION! Danger of injury and damage to property, if the maximum speed reduction on a wheelchair with a lifter does not function correctly! The wheelchair’s control unit must reduce the maximum possible speed as soon as the lifter is raised.
  • Page 26 ® SERVICE MANUAL Invacare - Bora  Component Check Remedy Notes  Check functions in  Replace motor if Drive units, drive and push necessary. coupling modes mechanism  Tighten  Check coupling screws/nuts, mechanism adjust or replace if necessary ...

  • Page 27: Operational Faults

    The tables for rectification of operational faults listed in the following chapters are only an excerpt from the original manufacturer's manuals. You can obtain the original manuals from Invacare®. If you have problems with the mobility device, please proceed as follows: ...
  • Page 28 ® SERVICE MANUAL Invacare - Bora PROBLEM OTHER POSSIBLE SOLUTION Documentation SYMPTOMS CAUSE None Mobility Batteries Replace batteries See chapter 7.7. device defective judders in (unstable drive mode voltage) Drive motor(s) Replace motor(s) See chapter 7.2. defective Replace carbon See chapter 7.2.4.

  • Page 29: Rem24 Remote: Error Codes And Diagnostic Codes

    ® Invacare - Bora SERVICE MANUAL REM24 remote: Error codes and diagnostic codes The drive electronics can automatically rectify some faults. In this case the status display will stop blinking. Switch the remote on and off again several times. Wait around 5 seconds each time before switching the remote on again.
  • Page 30 ® SERVICE MANUAL Invacare - Bora Blink Code POSSIBLE CAUSE SOLUTION Documentation Drive motors overloaded / Switch remote on and off 11 x blink overheated / wait if necessary Compatibility problems Remove incorrect module See chapter 7.3. 12 x blink...

  • Page 31: Vr2 Remote: Error Codes And Diagnostic Codes

    ® Invacare - Bora SERVICE MANUAL VR2 remote: Error codes and diagnostic codes Evaluate the cause using the following blink codes. The following figure shows which LEDs are located on the remote. 1) Battery display 2) Profile indicator 3) Adjusting motors...
  • Page 32 ® SERVICE MANUAL Invacare - Bora Error code POSSIBLE SOLUTION Documentation CAUSE The parking Check parking brake 9 LED battery display brake is not Check cable. See chapter 7.9. working correctly. Power surges in Check cable to batteries See chapter 7.9.

  • Page 33: Shark Ii Remote Error Codes And Diagnostic Codes

    ® Invacare - Bora SERVICE MANUAL Shark II remote Error codes and diagnostic codes The drive electronics can automatically rectify some faults. In this case the status display will stop blinking. Switch the remote on and off again several times. Wait around 5 seconds each time before switching the remote on again.

  • Page 34: R-Net Remote: Error Codes And Diagnostic Codes

    ® SERVICE MANUAL Invacare - Bora R-NET remote: Error codes and diagnostic codes Evaluate the cause using the following blink codes. The following figure shows which LEDs are located on the remote. 1) Battery display 2) Actuators 3) Profile indicator...
  • Page 35 ® Invacare - Bora SERVICE MANUAL Error code POSSIBLE SOLUTION Documentation CAUSE The parking brake Check parking brake 9 LED battery display is not working Check cable. See chapter 7.9. correctly. Power surges in Check cable to batteries See chapter 7.9.

  • Page 36: Repair Work

    ® SERVICE MANUAL Invacare - Bora Repair work General warning information about fitting 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 37 ® Invacare - Bora SERVICE MANUAL Note When disassembling, take care of small parts such as screws and washers. Put all small parts down so that they can be reassembled in the right sequence.  Remove legrests.  Release seat (1) and tilt forwards.

  • Page 38: Replacing The Complete Drive Unit

    ® SERVICE MANUAL Invacare - Bora 7.2.1 Replacing the complete drive unit  Loosen the six drive unit screws with the 6 mm Allen key. 3 screws are located on the outside of the drive unit as shown in the figure.

  • Page 39: Replacing The Motor

    ® Invacare - Bora SERVICE MANUAL 7.2.2 Replacing the motor  Loosen the motor screw (1) with the 5 mm Allen key.  Remove the motor from the transmission.  The motor is reassembled in reverse order to disassembly. ...

  • Page 40: Replacing The Jaw Clutch

    ® SERVICE MANUAL Invacare - Bora 7.2.3 Replacing the jaw clutch  Loosen the motor screw (1) with the 5 mm Allen key.  Remove the motor from the transmission.  Remove the clutch (2) from the motor (1) using the screwdriver ...

  • Page 41: Replace Carbon Brushes

    ® Invacare - Bora SERVICE MANUAL 7.2.4 Replace carbon brushes Note The carbon brushes are located under plastic caps outside each motor. This makes them easily accessible so that they can be replaced without removing the motor. Always replace the carbon brushes on both motors.

  • Page 42: Replacing The Electronics

     Changes to the drive program may only be carried out by trained Invacare® specialist dealers!  Invacare® can only give a warranty for safe mobility device driving behaviour - especially the tipping stability - for unaltered standard drive programs! Note All electronics modules are delivered with a standard drive program.
  • Page 43 ® Invacare - Bora SERVICE MANUAL  Remove all plugs (1) from the electronics module.  Mark the positions of individual plugs for later reassembly.  Loosen the screws (1) on both sides of the electronics module with the Phillips screwdriver and remove them.

  • Page 44: Replacing The G-Trac Sensor

    ® SERVICE MANUAL Invacare - Bora Replacing the G-Trac sensor Requirements:  5 mm Allen key  10 mm socket wrench  Switch the electronics OFF.  Remove the legrests.  Release the seat (1) and tilt forward.  Disconnect the remote bus cable from the electronics module or ACT.
  • Page 45 ® Invacare - Bora SERVICE MANUAL  Installation of the G-Trac sensor is done in reverse order.  The G-Trac sensor must be installed with the cable pointing upwards. The sensor has a guide (2) that must fit exactly into the G-Trac sensor holder (1).

  • Page 46: Operating Hours Counter

    ® SERVICE MANUAL Invacare - Bora Operating hours counter 7.5.1 Replacing the operating hours counter Requirements:  Philipps screwdriver, size 2  10 mm open-end wrench  Switch the electronics OFF.  Remove the legrests.  Release the seat (1) and tilt forward.
  • Page 47 ® Invacare - Bora SERVICE MANUAL CAUTION! Property damage can result if the counter is wrongly connected. If the plus and minus wires are connected the wrong way, it will damage the electronic components of the operating hours counter.  Make sure the cable is connected correctly.

  • Page 48: Replacing The Connecting Cable Of The Operating Hours Counter

    ® SERVICE MANUAL Invacare - Bora 7.5.2 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.  Release the seat (1) and tilt forward.
  • Page 49 ® Invacare - Bora SERVICE MANUAL CAUTION! Property damage can result if the counter is wrongly connected. If the plus and minus wires are connected the wrong way, it will damage the electronic components of the operating hours counter.  Make sure the cable is connected correctly.

  • Page 50: Updating Software

     Changes to the drive program may only be carried out by trained Invacare® specialist dealers!  Invacare® can only give a warranty for safe mobility device driving behaviour - especially the tipping stability - for unaltered standard drive programs! Requirements: ...

  • Page 51: Replacing Batteries

    ® Invacare - Bora SERVICE MANUAL Replacing 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 52: Removing The Battery Cases

     Bear in mind that the batteries are sometimes very heavy!  Please handle the batteries with care. Note A spare fuse is located behind the Invacare logo on the rear battery.  Pull the rear battery case backwards using the belt. The locking device opens automatically when doing so.
  • Page 53 ® Invacare - Bora SERVICE MANUAL  Pull the front battery case backwards using the belt and pull it out using the handles.

  • Page 54: Removing The Batteries

    ® SERVICE MANUAL Invacare - Bora 7.7.2 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 55 ® Invacare - Bora SERVICE MANUAL  Pull the battery case socket / plug out of the guide.  The rear battery is only fitted with a battery case socket at the front.  The front battery is fitted with a battery...
  • Page 56 ® SERVICE MANUAL Invacare - Bora  Loosen the battery terminal clamps (1) with the Phillips screwdriver.  First undo the screw on the negative terminal (black cable) with the Phillips screwdriver.  After this, undo the bolt on the positive terminal (red cable).
  • Page 57 ® Invacare - Bora SERVICE MANUAL Rear battery  The battery case socket is located at the front (flange central).  Socket side A is on the left in the direction of travel.  Socket side B is on the right in the direction of travel.

  • Page 58: Correct Handling Of Damaged Batteries

    Only transport damaged batteries in suitable acid-proof containers.  Always wash any objects which were contacted by acid in plenty of fresh water. Always dispose of used or damaged batteries correctly Used and damaged batteries will be taken back by your medical equipment supplier or Invacare®.

  • Page 59: Checking And Replacing The Main Fuse

     socket spanner, 8 mm  torque wrench 0-20 Nm (or similar) Note A spare fuse is located behind the Invacare logo on the rear battery. Note If the fuseholder is damaged, you can replace this complete with the battery cables.
  • Page 60 ® SERVICE MANUAL Invacare - Bora  The fuseholder (1) is located on top of the batteries.  Open the fuseholder cover.  If the strip fuse has blown, you must first ascertain and rectify the cause of the fault.

  • Page 61: Checking The Cable

    ® Invacare - Bora SERVICE MANUAL Checking the cable The following images show checking the cable using the Shark controller as an example. The plug positions are different for both the DX2 and VR2 controllers. The procedure for checking is otherwise identical.
  • Page 62 ® SERVICE MANUAL Invacare - Bora  Check all battery cables for visible damage and crushing. Replace damaged cables.  Reassembly takes place in the reverse order.  To complete, check all vehicle functions.

  • Page 63: Differences When Replacing The Rem24 Remote

     Changes to the drive program may only be carried out by trained Invacare® specialist dealers!  Invacare® can only give a warranty for safe mobility device driving behaviour - especially the tipping stability - for unaltered standard drive program!

  • Page 64: Lighting Unit

    ® SERVICE MANUAL Invacare - Bora 7.11 Lighting unit 7.11.1 Replacing front headlight completely (LED lighting unit) Note Replacing an individual LED is not possible. If there is a defect, replace the entire front headlight. Requirements:  Jaw spanner 7 mm ...

  • Page 65: Replacing The Front Bulb Holder (Led Lighting Unit)

    ® Invacare - Bora SERVICE MANUAL 7.11.2 Replacing the front bulb holder (LED lighting unit) Requirements:  Jaw spanner 7 mm  Allen key 3 mm  TX25 torx screwdriver  oblique pliers  cable binder  Loosen the nut (2) with a 7 mm jaw spanner and a 3 mm Allen key and remove.

  • Page 66: Replacing The Rear Light Completely (Led Lighting Unit)

    ® SERVICE MANUAL Invacare - Bora 7.11.3 Replacing the rear light completely (LED lighting unit) Note Replacing an individual LED is not possible. If there is a defect, replace the entire rear light. Requirements:  Phillips screwdriver  TX40 torx screwdriver ...

  • Page 67: Anti-Tipping Mechanism

    ® Invacare - Bora SERVICE MANUAL 7.12 Anti-tipping mechanism 7.12.1 Replacing the anti-tipping mechanism with screw Requirements:  10 mm socket wrenches (two of them)  Loosen and remove the self-securing nut (3).  Remove screw.  Pull the anti-tipping mechanism (1) rearward out of the support tube (2).

  • Page 68: 7.12.3 Replacing A Defective Locking Spring

    ® SERVICE MANUAL Invacare - Bora 7.12.3 Replacing a defective locking spring Defective locking springs can lead to loss or failure of the anti-tipping mechanism! Requirements:  A rod or Phillips screwdriver  If necessary press the defective locking spring together.

  • Page 69: Replacing The Steering Head Bearings On The Steering Wheels

    ® Invacare - Bora SERVICE MANUAL 7.13 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.
  • Page 70 ® SERVICE MANUAL Invacare - Bora  Loosen the 19 mm nut (1) with the socket spanner and remove it. Hold the wheel so that it does not rotate when the nut is being removed.  Pull the steering head shaft upwards out of the steering head tube.
  • Page 71 ® Invacare - Bora SERVICE MANUAL The illustrations show the wide border of the ball bearing on the outside of the ball race (A) and the narrow ball bearing edge on the inside (B). After assembly, the steering wheels should rotate freely but the bearings should have no play.

  • Page 72: Repairing Punctures

    ® SERVICE MANUAL Invacare - Bora 7.14 Repairing punctures 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 73 ® Invacare - Bora SERVICE MANUAL 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.

  • Page 74: Repairing Punctures (Wheel Size 280/250-4)

    ® SERVICE MANUAL Invacare - Bora 7.14.2 Repairing punctures (wheel size 280/250-4) Requirements:  Allen key 6m  jaw spanner 13 mm  2 x small ring spanners or flat screwdrivers (for pulling off tyres)  Repair kit for tyre repair or a new inner tube.
  • Page 75 ® Invacare - Bora SERVICE MANUAL 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.

  • Page 76: Replacing A Drive Wheel

    ® SERVICE MANUAL Invacare - Bora 7.15 Replacing a drive wheel 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 77 ® Invacare - Bora SERVICE MANUAL  Under the 4 bolts which secure the wheel (1) using the Torx TX40 spanner.  Remove the wheel from the hub.  Reassembly takes place in the reverse order.

  • Page 78: Replacing The Splash Guard

    ® SERVICE MANUAL Invacare - Bora 7.16 Replacing the splash guard 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 79 ® Invacare - Bora SERVICE MANUAL  A further reinforcing plate (1) is located under the splash guard.  Reassembly takes place in the reverse order. When reassembling, ensure that screw (1) is shorter than screw (2).

  • Page 80: Checking An Adjusting Motor

    ® SERVICE MANUAL Invacare - Bora 7.17 Checking an adjusting motor Requirements:  Multimeter  Remove legrests.  Release seat (1) and tilt forwards.  Remove the adjusting motor plug from the electronics module or ACT (see Chapter 4.2). ...

  • Page 81: Replacing The Seat Tilting

    ® Invacare - Bora SERVICE MANUAL 7.18 Replacing the seat tilting Requirements:  flat screwdriver, blade width approx. 6 mm  oblique pliers  small hammer  cable binder  Remove legrests.  Release seat (1) and tilt forwards. ...
  • Page 82 ® SERVICE MANUAL Invacare - Bora  Remove the SL fuse (2) on the top fixing bolt (1) with the screwdriver.  Pull the fixing bolt (1) out.  Pull the adjustment spindle with adjusting motor out.  Insert a new adjustment spindle with adjusting motor.

  • Page 83: Replacing The Lifter

    ® Invacare - Bora SERVICE MANUAL 7.19 Replacing the lifter Requirements:  small blade screwdriver  13 mm jaw spanner  24 mm jaw spanner  24 mm ring spanner  Allen key 5 mm  oblique pliers  cable binder ...
  • Page 84 ® SERVICE MANUAL Invacare - Bora  Undo the four bolts (2) with a 13 mm jaw spanner and remove.  Lift the seat support (1) down from the lifter (3).  Loosen the four bolts (1) with a 5 mm Allen key and a 13 mm jaw spanner and remove.

  • Page 85: Adjusting The Seat Depth To The User's Seating Position

    In order to adapt the mobility device optimally to the requirements of the user, we recommend that you ask your authorised Invacare® the dealer toadjust the seat depth individually. Adapting the seat to the user's seating position depends on which seat has been fitted, and should be carried out in the following sequence.

  • Page 86: Standard Seat

    ® SERVICE MANUAL Invacare - Bora Standard seat The pictures show the standard seat from above and below.  Rear bolts (1)  Front bolts (2)  Seat plate (3)  Seat frame (4)  The seat plate can be fixed in three different positions on the seat frame.
  • Page 87 ® Invacare - Bora SERVICE MANUAL The picture shows where the drillholes for fixing the seat frame (3) are located on the base frame.  Rear drillholes (1)  Front bolts (2)  The seat frame can only be fixed in one position on the base frame.

  • Page 88: Fixed Seat

    ® SERVICE MANUAL Invacare - Bora Fixed seat The picture shows the fixed seat from below. The fixed seat is fixed directly to the base frame.  Rear drillholes (1)  Front drillholes (2)

  • Page 89: Flex-Ii Seat

    ® Invacare - Bora SERVICE MANUAL Flex-II seat The pictures show the standard seat from above without seat support. The Flex-II seat is fixed directly to the base frame.  Rear drillholes (1)  Front drillholes (2)  To adjust the seat depth, proceed as follows: ...

  • Page 90: Backrest Unit

    ® SERVICE MANUAL Invacare - Bora Backrest unit Replacing the standard backrest Requirements:  5 mm Allen key  open-ended spanner, 10 mm  open-ended spanner, 13 mm Dismantling the backrest unit:  Remove the backrest cushion.  Undo and remove the handwheels (3).

  • Page 91: Adjusting Backrest Former

    ® Invacare - Bora SERVICE MANUAL Refitting the backrest unit:  Replace the parts in the reverse order.  To conclude, you should always carry out a trial run to test the vehicle functions. 9.1.1.1 Adjusting backrest former The backrest former can be individually adapted to the user's back shape.

  • Page 92: Replacing The Holding Strap

    ® SERVICE MANUAL Invacare - Bora Replacing the holding strap 10.1 Standard seat & Flex II Requirements:  open-ended spanner, 13 mm  5 mm Allen key Note A nut is fixed between the two washers (2) and (4) as a spacer so that the belt mounting can rotate freely.

  • Page 93: Fixed Seat Unit

    ® Invacare - Bora SERVICE MANUAL 10.2 Fixed seat unit Requirements:  open-ended spanner, 13 mm  13 mm jaw spanner  Loosen the bolt (1) with a 13 mm socket spanner. Hold the nut using a 13 mm jaw spanner to prevent rotation (not visible in figure).

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