Invacare Storm Service Manual
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Invacare Storm Service Manual

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Invacare® STORM
4

SERVICE MANUAL

These instructions contain information about:
Testing work
Repair Instructions
Edition:21.07.09

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Summary of Contents for Invacare Storm

  • Page 1: Service Manual

    Invacare® STORM SERVICE MANUAL These instructions contain information about: Testing work Repair Instructions Edition:21.07.09...
  • Page 2 Bridgend Industrial Estate eire@invacare.com Mid Glamorgan - CF31-3PY WWW: www.invacare.co.uk United Kingdom Invacare Mecc San s.r.l. +39 - 0445 - 38 00 59 Fax: +39 - 0445 - 38 00 34 Via Dei Pini, 62 I - 36016 Thiene (VI) italia@invacare.com...
  • Page 3 Invacare® PORTUGAL Lda +351-225105946 Fax: +351-225105739 Rua Senhora de Campanhã 105 P-4369-001 Porto portugal@invacare.com WWW: www.invacare.pt PORTUGAL Återförsäljare: (Kundtjänst): +46 - (0) 8 761 70 90 Fax (Kundtjänst): +46 - (0) 8 761 81 08 Invacare® AB sweden@invacare.com Fagerstagatan 9 S-163 91 Spånga...

  • Page 4: Table Of Contents

    Contents Chapter Page Introduction General information ........................6 Notes on transport ........................6 Important symbols in this manual ...................6 Images in this manual .......................7 Safety and fitting instructions Before any inspection or repair work..................8 General safety information and information about fitting / removal........8 Tightening torques Layout of components and componentry Overview...........................11...
  • Page 5 8.3.3 Correct handling of damaged batteries ................55 8.3.4 Checking and replacing the main fuse .................56 8.3.5 Checking the cable .......................58 8.3.6 Cable routing ........................60 Electronics module .........................62 8.4.1 Replace remote ......................62 8.4.2 Replacing the power module ..................62 8.4.3 Replacing the actuator module on the battery compartment ........64 8.4.4 Replacing the actuator module under the seat.............66 8.4.5...
  • Page 6 8.20.2 Replacing the positioning shoe...................123 8.20.3 Replacing the curb climber ..................124...

  • 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: Images In This Manual

    Requirements: • This symbol identifies a list of various tools, components and items which you will need in order to carry out specific work. Please do not attempt to carry out the work if you do not have the listed tools available. Images in this manual The detailed images in this manual are given digits to identify various components.

  • Page 9: 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 10 CAUTION: 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 11: 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 12: Layout Of Components And Componentry

    Layout of components and componentry Overview The electronic control modules and regulators are situated at the rear underneath the rear plastic cover and directly under the seat. Directly under the seat: • Actuator module (1) The actuator module is optional. If available, it controls the electric leg supports, the electric tilt module and the electric back adjustment.

  • Page 13: Electronics Modules

    Electronics modules A variety of electronics modules can be fitted to the mobility aid. Before you connect mobility aid components such as adjusting motors/actuators or motors, please begin by ascertaining which module is installed. Please refer to the following table for an overview. Electronic module Designation Notes...

  • Page 14: Power Module Acs Ii

    4.2.1 Power module ACS II Connections 1) Battery 24V 2) Bus cable (to remote or ACT) 3) Bus cable (to remote or ACT) 4) Motor M1 5) Light 6) Motor M2 4.2.2 ACT actuator module A range of adjusting motors, also known as actuators, can be fitted to the mobility aid. These actuators are either connected directly to the power module or to a separate actuator module.

  • Page 15: Lighting Pcb

    4.2.3 Lighting PCB Connections 1) Driving light & l.h. indicator 1 2) Driving light & l.h. indicator 2 3) Power module 4) Driving light & r.h. indicator 1 5) Driving light & r.h. indicator 2 The lighting PCB connections are printed directly on the circuit board.

  • Page 16: Joystick Boxes

    Joystick boxes Various remotes can be used on the mobility aid. Before you connect any mobility aid components such as adjusting motors/actuators or motors, you should first ensure that you know exactly which joystick box has been fitted. Please refer to the following table for an overview.
  • Page 17 Remote Designation Notes REM B Can be connected to power module - ACS II PMA90L. REM 550 Can be connected to power module - ACS II PMA90L.

  • Page 18: Service Plan (1X Annually)

    Service plan (1x annually) Component Check Remedy Notes See chapter 8.8. • Damage to safety • Replace belt if Safety belt belt damaged. • Belt lock function • Replace belt if See chapter 8.8. damaged. • Damage to armrests • Replace covering Armrests if damaged •...
  • Page 19 Component Check Remedy Notes • Motors • Check motors See chapter 7. Drive units, clutch See chapters • Check functions in • Check carbon mechanism 8.17.1 and 8.17.2 drive and push brushes, replace if modes necessary • Check clutch • Replace motor if mechanism necessary.
  • Page 20 Component Check Remedy Notes • Remote, status • Evaluate See chapter 6. Remote / display blinking error/blink code electronics • Fixings • Tighten fixings, module replace if necessary • Cables and • Tighten cables connecting plugs and connecting plugs, replace if necessary •...

  • Page 21: 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 aid, please proceed as follows: •...

  • Page 22: Drive Fault Diagnosis

    Drive fault diagnosis OTHER POSSIBLE SOLUTION Documentation PROBLEM SYMPTOMS CAUSE The remote Drive motors see operating manual Mobility aid Engage drive status display disengaged will not motors illuminates start normally and displays blink code 5/6. Remote status Batteries See chapter 8.3.2. Replace batteries display does not defective...
  • Page 23 OTHER POSSIBLE Documentation PROBLEM SOLUTION SYMPTOMS CAUSE None Voltage decline Stop journey and Motors stop allow electronics and start to cool down. again None High motor load Motor runs Stop journey and allows the power but loses allow electronics module to lower to cool down.
  • Page 24 OTHER POSSIBLE Documentation PROBLEM SOLUTION SYMPTOMS CAUSE None Bad connections Check all cabling. See chapter 8.3.5. Motors do not run Fuse burnt out See chapters 8.3.5 and Check cabling and 8.3.4 replace fuse Batteries See chapter 8.3.2. Replace batteries defective Cabling to power See chapter 8.3.5.
  • Page 25 OTHER POSSIBLE Documentation PROBLEM SOLUTION SYMPTOMS CAUSE Transmission None Sealing ring on See chapter 8.17.1. Replace losing oil drive shaft transmission if defective sealing ring defective. See chapters 8.17.1 and Check carbon 8.17.2 brushes for oil wetting, replace motor if brushes None Drive shaft See chapter 8.17.1.
  • Page 26 OTHER POSSIBLE Documentation PROBLEM SOLUTION SYMPTOMS CAUSE Remote shows Lighting / Replace lighting / See chapter Fehler! Electrical blinking "E" actuator module actuator module Verweisquelle konnte adjustment blink code 2 defective nicht gefunden werden.. motor does Status diode on not react lighting/actuator module does not go out even if...

  • Page 27: Rem Remotes: Error Codes And Diagnostic Codes

    REM remotes: 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. If this does not rectify the fault, determine the cause using the blink codes from the following table.

  • Page 28: Diagnosis Of Charging Device Faults

    Defective mains supply cable. Check the mains supply cable. Replace damaged cables or send the battery charger to Invacare® Service for repair. LEDs are burnt out Send the battery charger to Invacare® Service for repair. An internal fuse might be burnt Send the battery charger to out.

  • Page 29: Test Procedures

    Test procedures Testing the motor Requirements: • digital multimeter with resistance measurement • Remove the rear panel as described in Chapter 8.1.1. • Pull the motor plug (1) out of the power module. • • Connect the digital multimeter to the motor plug contacts (3) and measure the resistance between the contacts.

  • Page 30: Testing The Electro-Mechanical Parking Brake

    Connect the digital multimeter to the adjacent central motor plug contacts (3) and measure the resistance between the contacts. • If there is a defect, replace the motor and send it to Invacare® Service for inspection or repair. Note A resistance of between 40 and 80 ohms indicates an intact brake.

  • Page 32: Repair Work

    Repair work Covers 8.1.1 Opening the rear cover panel Refitting the front cover panel: • Loosen and remove the two knurled thumb screws (1) on the left and right side of the rear casing. • Carefully raise the rear cover. The front part of the cover is held at the top by means of a Velcro ®...

  • Page 33: Opening The Centre Panel

    8.1.2 Opening the centre panel Requirements: • 4 mm Allen key Dismantling the centre panel: • Remove the rear cover as described in chapter 8.1.1. • If possible, use the lifter to move the seat to the uppermost position. • Loosen the two Allen screws (1) using a 4 mm Allen key.

  • Page 34: Opening The Front Panel

    8.1.3 Opening the front panel Requirements: • 4 mm Allen key Dismantling the front cover panel: • Use the lifter to move the seat to the uppermost position. If a lifter is not available, you have to remove the seat as described in chapter 8.5.1 or 8.5.3 respectively. •...

  • Page 35: Opening The Rear Light Cover

    8.1.4 Opening the rear light cover Requirements: • 4 mm Allen key • socket spanner, 13 mm Dismantling the rear light cover: • Remove the rear and centre cover as described in chapters 8.1.1 and Fehler! Verweisquelle konnte nicht gefunden werden.. •...

  • Page 36: Replacing The Splash Guard

    8.1.5 Replacing the splash guard Requirements: • 5 mm Allen key • Note Different splash guards have to be fitted depending on the depth of the seat, the width of the seat and the seat support plates used. • Use the following table to determine which splash guards have to be used and whether the splashguards possibly have to be replaced.
  • Page 37 Splash guard Splash guard Splash guard Splash guard Seat Seat Seat long RH long LH short RH short RH depth width support Order no.: Order no.: Order no.: Order no.: in cm in cm SP1530557 SP1530558 SP1530559 SP1530560 D=51 W=48 D=51 W=53 W=38...

  • Page 38: Lighting Unit

    Lighting unit Note There are two different lighting units. A conventional lighting unit with bulbs and a LED lighting unit. 8.2.1 Replacing the front bulb (conventional lighting unit) Requirements: • • Undo the concealed Phillips screw on the rear of the headlight/indicator combination. •...

  • Page 39: Replacing The Front Led (Led Lighting Unit)

    8.2.2 Replacing the front LED (LED lighting unit) • It is not intended for an individual LED to be replaced. Replace the entire lighting unit as described in chapter 8.2.3.

  • Page 40: Replacing The Complete Front Headlight (Conventional Lighting Unit)

    8.2.3 Replacing the complete front headlight (conventional lighting unit) Requirements: • • 8 mm spanner • 4 mm Allen key • • Removing the front headlight: • Remove the rear and centre cover as described in chapters 8.1.1 and Fehler! Verweisquelle konnte nicht gefunden werden..
  • Page 41 • Loosen the two cap nuts (2) using an 8 mm spanner and remove the headlight with the mounting from the rubber bumpers. • There are two Phillips screws, (cannot be seen in the picture), that fasten the headlight to the mounting.

  • Page 42: Replacing The Complete Front Headlight (Led Lighting Unit)

    8.2.4 Replacing the complete front headlight (LED lighting unit) Requirements: • 8 mm spanner • 4 mm Allen key • • Removing the front headlight: • Remove the rear and centre cover as described in chapters 8.1.1 and Fehler! Verweisquelle konnte nicht gefunden werden..
  • Page 43 • Refit the parts in reverse order. • Lay the cables carefully and fasten them using the cable clamps and cable ties. In doing so, please pay attention to chapter 8.3.6. • Now tighten all the screws finger-tight again. • Check all vehicle functions.

  • Page 44: Replacing The Front Bulb Holder (Conventional Lighting Unit)

    8.2.5 Replacing the front bulb holder (conventional lighting unit) Requirements: • • 8 mm spanner Dismantling the bulbholder: • Loosen the two cap nuts (2) using an 8 mm spanner and remove the headlight with the mounting from the rubber bumpers. •...

  • Page 45: Replacing The Front Bulb Holder (Led Lighting Unit)

    8.2.6 Replacing the front bulb holder (LED lighting unit) Requirements: • 4 mm Allen key • 8 mm spanner Dismantling the bulbholder: • Loosen the Allen screw (1) using a 4 mm Allen key and remove the headlight from the mounting.

  • Page 46: Replacing The Rear Bulb (Conventional Lighting Unit)

    8.2.7 Replacing the rear bulb (conventional lighting unit) Requirements: • • Undo the Phillips screw in the transparent cover over the rear light/indicator combination. • Remove the transparent plastic cover. • Replace the defective bulb. • Close the cover and tighten the Phillips screw finger-tight.

  • Page 47: Replacing The Complete Rear Light (Conventional Lighting Unit)

    8.2.8 Replacing the complete rear light (conventional lighting unit) Requirements: • 4 mm Allen key • 8 mm socket spanner • 13 mm socket spanner Removing the rear light • Remove the rear and the centre cover as described in chapters 8.1.1 and Fehler! Verweisquelle konnte nicht gefunden werden..
  • Page 48 • Remove the two plastic caps (1). • Loosen the two nuts (2) with an 8 mm socket spanner. • Remove the nut and the washers (3). • Pull off the rear light (5) to the rear and remove the two bushes (4). Refitting the rear light: •...

  • Page 49: Replacing The Rear Bulb Holder (Conventional Lighting Unit)

    8.2.9 Replacing the rear bulb holder (conventional lighting unit) Requirements: • • 8 mm socket spanner • 13 mm socket spanner Dismantling the bulbholder: • Remove the complete rear light as described in Chapter 8.2.8. • Undo the two Allen screws (1) with a 4 mm socket spanner and remove the screws. •...

  • Page 50: Replacing The Complete Rear Light (Led Lighting Unit)

    8.2.10 Replacing the complete rear light (LED lighting unit) Requirements: • 4 mm Allen key • 13 mm socket spanner Removing the rear light • Remove the rear and the centre cover as described in chapters 8.1.1 and Fehler! Verweisquelle konnte nicht gefunden werden.. •...
  • Page 51 • Open the rear light plug (3) that is to be replaced. • The rear lights are only clamped in the plastic casing. Replace the red rear light (1) or the indicator (2) as required. The cables are marked correspondingly. Refitting the rear light: •...

  • Page 52: Replacing The Rear Bulb Holder (Led Lighting Unit)

    8.2.11 Replacing the rear bulb holder (LED lighting unit) Requirements: • 4 mm Allen key • 13 mm socket spanner Dismantling the bulbholder: • Remove the rear lights as described in Chapter 8.2.10. • Replacing the rear bulb holder (LED lighting unit). Refitting the bulbholder: •...

  • Page 53: Batteries, Cables & Battery Charger

    Batteries, cables & battery charger 8.3.1 Making the batteries accessible CAUTION: Injury hazard if battery is not correctly handled during assembly and maintenance work! • The installation of new batteries may only be carried out by authorised specialists! • Observe the warning information on the batteries! •...
  • Page 54 • Press the two lock-out bars (3) inward and open the battery flap. • Pull on the strap (3) to move the batteries (1) and the battery support (2) forward (see below). •...

  • Page 55: Replacing Batteries

    8.3.2 Replacing batteries CAUTION: Fire and burns hazard if battery terminal is bypassed! • When replacing batteries, the battery terminals may not come into contact with mechanical mobility aid components and be short-circuited! • Always replace battery terminal caps after replacing the batteries! CAUTION: Danger of crushing! •...

  • Page 56: 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 57: Checking And Replacing The Main Fuse

    8.3.4 Checking and replacing the main fuse CAUTION: Fire hazard! • 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: fitting the incorrect strip fuse causes a fire hazard! •...
  • Page 58 • You see the strip fuses (2) once the fuse holder (1) is open. • If the strip fuse has blown, you must first ascertain and rectify the cause of the fault. • The main fuse may only be replaced once the fault has been rectified. •...

  • Page 59: Checking The Cable

    8.3.5 Checking the cable Requirements: • 4 mm Allen key • • • Remove the rear and the centre cover as described in chapters 8.1.1 and Fehler! Verweisquelle konnte nicht gefunden werden. . • Pull the batteries out of the battery compartment as described in chapter 8.3.1. •...
  • Page 60 • Refit the parts in reverse order. • Check all vehicle functions. •...

  • Page 61: Cable Routing

    8.3.6 Cable routing Requirements: • 4 mm Allen key • • • Remove the rear and the centre cover as described in chapters 8.1.1 and Fehler! Verweisquelle konnte nicht gefunden werden. . • In the case of the lifter cabling, also remove the front cover as described in chapter 8.1.3. •...
  • Page 62 • • The motor cables are fitted with protection covers (2) and are guided out of the front cover through recesses on the side. • Cables that lead to the seat (upper actuator module, remote, headlight), are guided out of the front cover through an upper left recess (3).

  • Page 63: Electronics Module

    • Changes to the drive program may only be carried out by trained Invacare® specialist dealers! • Invacare® can only give a warranty for safe mobility aid driving behaviour - especially tipping stability - for unaltered standard drive programs! Note All power modules are delivered with a standard drive program.
  • Page 64 • Carefully note the location of the cable and the connection locations of the various plugs. Either mark each plug and socket, or take a photograph with a digital camera. • The pictures show the power module (4), the optional lighting PCB (2) and the optional actuator modules (1) &...

  • Page 65: Replacing The Actuator Module On The Battery Compartment

    8.4.3 Replacing the actuator module on the battery compartment Replacement is described in the following section based on the example of a mobility aid with an optional lighting PCB and an optional actuator module. Requirements: • 4 mm Allen key •...
  • Page 66 • Replace the actuator module. Removing the tilt module: • Refit the parts in reverse order. • Plug all the plugs into their old positions. • To conclude, check all the mobility aid functions. •...

  • Page 67: Replacing The Actuator Module Under The Seat

    8.4.4 Replacing the actuator module under the seat The actuator module is optional. Requirements: • 4 mm Allen key Removing the tilt module: • If possible, use the lifter to move the seat to the uppermost position. • Carefully note the location of the cable and the connection locations of the various plugs. Either mark each plug and socket, or take a photograph with a digital camera.

  • Page 68: Replacing The Lighting Pcb

    8.4.5 Replacing the lighting PCB Replacement is described in the following section based on the example of a mobility aid with an optional lighting PCB and an optional actuator module. Requirements: • 4 mm Allen key • 8 mm socket spanner Dismantling the lighting PCB: •...
  • Page 69 • Loosen the two Allen screws (3) and the corresponding nuts on the rear using a 4 mm Allen key and an 8 mm socket spanner. • Replace the lighting PCB. Refitting the lighting PCB: • Refit the parts in reverse order. •...

  • Page 70: Drive Program Selection After Component Replacement

    8.4.6 Drive program selection after component replacement The drive program is saved in the remote and in the power module. If one of these two components is replaced, the system must be told which of the components has not been replaced so that it knows which contains the current controller profile.

  • Page 71: Profile Selection With Remote Rem 550

    8.4.6.2 Profile selection with remote REM 550 • Insert the plug into the remote or into the power module respectively. • Switch the remote on. • The display (2) shows that you need to select a profile. • Use the bottom rocker switch (3) to select where the required controller profile is saved. I = remote II = power module The display shows which profile you have selected.

  • Page 72: Updating The Drive Program

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

  • Page 73: Seat Support And Tilt Module

    Seat support and tilt module 8.5.1 Replacing the seat support with manual tilt module CAUTION: Danger of crushing! • The seat/seat support are very heavy. You should seek help from a second person who can secure the seat and help when carrying. Requirements: •...
  • Page 74 • Keep a firm hold on the seat and the seat support whilst loosening and removing the four torx screws (1). • Lift the seat and the seat support from the vertical column. Refitting the seat carrier: • Refit the parts in reverse order. •...

  • Page 75: Adjusting Seat Tilt Without Tilt Module

    8.5.2 Adjusting seat tilt without tilt module CAUTION: Danger of crushing! • The seat/seat support are very heavy. You should seek help from a second person who can secure the seat and help when carrying. Requirements: • 6 mm Allen key •...

  • Page 76: Replacing The Seat Support With Electric Tilt Module

    8.5.3 Replacing the seat support with electric tilt module CAUTION: Danger of crushing! • The seat/seat support are very heavy. You should seek help from a second person who can secure the seat and help when carrying. Requirements: • T40 torx wrench •...
  • Page 77 • Remove the pin retainer (2). • Remove the pin (3) and tip the tilt actuator (4) forward. • Fold back the entire seat. • Keep a firm hold on the seat and the seat support whilst loosening and removing the four torx screws (1).

  • Page 78: Replacing The Tilt Actuator

    8.5.4 Replacing the tilt actuator Requirements: • Oblique pliers • Cable ties Dismantling the tilt actuator: • Remove the legrests. • Pull the tilt actuator plug out of the actuator module under the seat • Unclip the cable. Remove any cable ties which are fitted. •...

  • Page 79: Lifting Column

    Lifting column 8.6.1 Replacing the manual lifting column CAUTION: Danger of crushing! • The mobility aid and the seat are very heavy. You should seek help from a second person! CAUTION: Injury hazard if the vehicle starts moving unintentionally during repair work! •...
  • Page 80 • Loosen and remove the four torx screws (3) on the underside of the chassis (2). • Remove the lifting column (1). Refitting the lifting column: • Refit the parts in reverse order. • To conclude, check all the mobility aid functions. •...

  • Page 81: Replacing The Electric Lifting Column

    8.6.2 Replacing the electric lifting column CAUTION: Danger of crushing! • The mobility aid and the seat are very heavy. You should seek help from a second person! CAUTION: Injury hazard if the vehicle starts moving unintentionally during repair work! •...
  • Page 82 • Loosen and remove the four torx screws (3) on the underside of the chassis (2). • Remove the lifting column (1). Refitting the lifting column: • Refit the parts in reverse order. • To conclude, check all the mobility aid functions.

  • Page 83: Manual Seat Height Adjustment

    Manual seat height adjustment CAUTION: Danger of crushing! • The seat is very heavy. You should seek help from a second person! CAUTION: Injury hazard if the vehicle starts moving unintentionally during repair work! • Safeguard the vehicle that has been placed on its side against overturning. Requirements: •...
  • Page 84 • Loosen and remove the four torx screws (2) on the underside of the column (3). • Lift off the coverplate (1). Note The cover plate has four flaps pointing downward. There are two tapped holes on each flap for the screws (2).

  • Page 85: Replacing The Safety Belt

    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.

  • Page 86: Seat Support

    Seat support 8.9.1 Adjusting the seat width Note The seat width can be adjusted in stages between 38 and 53 cm. Please also observe the following chapter 8.9.2 on “adjusting the seat depth”. Note Depending on the width and depth of the seat, the splash guards must also be replaced. Please also observe chapter 8.1.5 on “replacing the splash guard”.
  • Page 87 • Loosen the four Allen screws at the front (7) and at the rear (8) that can be found on the side of the seat mounting plate in order to release tension and facilitate moving the plates. Do not remove these screws entirely. •...

  • Page 88: Adjusting The Seat Depth

    8.9.2 Adjusting the seat depth Note The seat depth can be adjusted in stages between 38 and 53 cm. Please also observe preceding chapter Fehler! Verweisquelle konnte nicht gefunden werden. on “adjusting the seat depth”. Note Depending on the width and depth of the seat, the splash guards must also be replaced. Please also observe chapter 8.1.5 on “replacing the splash guard”.
  • Page 89 Seat Holes used in seat frame Holes used in seat frame Required seat support depth in front rear plate Order no.: 1524550 Order no.: 1524555 6 & 7 A & B SHORT 5 & 7 A & C Order no. 1526437 4 &...

  • Page 90: Adjusting The Seat Depth Without Replacing The Seat Support Plates

    8.9.2.1 Adjusting the seat depth without replacing the seat support plates • Remove the armrests. • Remove the seat cushion. • Remove the cover plates (1). • Loosen and remove the two Allen screws (8) on the rear side of the seat support plate connecting this to the cross braces (4).
  • Page 91 • If necessary, replace the seat support plates (2) according to the table (see above). • Refit the seat support plate (2). • Fit the two Allen screws (7) on the front side of the seat support, connecting this to the cross braces (4).

  • Page 92: Back Unit

    8.10 Back unit 8.10.1 Replacing the standard back Requirements: • 5 mm Allen key • Dismantling the back unit: • Remove the back cushion. • Loosen and remove the Allen screws (3) incl. the washers on the left and right side of the mobility aid.

  • Page 93: Replacing The Easyadapt Back

    • 8.10.2 Replacing the EasyAdapt back Requirements: • 5 mm Allen key • • • Dismantling the back unit: • Remove the back cushion. • Pull the actuator cable out of the actuator module under the seat. • Pull the cable out of the mobility aid. Remove any cable ties which are fitted. •...

  • Page 94: Back Unit With Ergonomic Length Adjustment

    8.11 Back unit with ergonomic length adjustment 8.11.1 Adjusting the width Note Please also observe preceding chapter Fehler! Verweisquelle konnte nicht gefunden werden. on “adjusting the seat width”. By default the seat can be adjusted in width between 38 and 53 cm. Requirements: •...

  • Page 95: Replacing The Planetary Gear

    8.11.2 Replacing the planetary gear Requirements: • 4 mm Allen key • 5 mm Allen key • 13 mm jaw spanner • Size 2 Phillips recessed head spanner • Snap ring pliers • Dismantling the planetary gear: • Loosen and remove the six Allen screws on the plastic cover (1) using a 4 mm Allen key. •...
  • Page 96 Refitting the planetary gear: • Refit the parts in reverse order. • To conclude, check all the mobility aid functions.

  • Page 97: Replacing The Servo Motor

    8.11.3 Replacing the servo motor Requirements: • 4 mm Allen key • 5 mm Allen key • 10 mm socket spanner • 13 mm jaw spanner • Size 2 Phillips recessed head spanner • Snap ring pliers • Fitting the planetary gear: •...

  • Page 98: Replacing The Microswitch

    8.11.4 Replacing the microswitch Requirements: • 4 mm Allen key • Size 2 Phillips recessed head spanner • Dismantling the microswitch: • Loosen and remove the six Allen screws on the backrest plastic cover using a 4 mm Allen key. •...

  • Page 99: Fitting Back Plates To The Base Support Of The Back With Ergonomic Length Adjustment98

    8.11.5 Fitting back plates to the base support of the back with ergonomic length adjustment Requirements: • 4 mm Allen key • • Loosen the three Allen screws (1) but do not remove them completely. • Move the back plate (2) so that the large boreholes (3) are above the lower screw holes of the centre back plate.

  • Page 100: Fitting The Handlebar

    8.11.6 Fitting the handlebar Requirements: • 4 mm Allen key • • Loosen and remove the six Allen screws (3) on the plastic cover. • Remove the plastic cover (2). • Remove the covers on the washer recesses (5). • Arrange the handlebar (1) on the back section in such a way that the boreholes coincide with the tapped holes in the back section.

  • Page 101: Fitting The Stick Holder

    8.12 Fitting the stick holder Requirements: • 5 mm Allen key • • • Insert the Phillips screw (2) through the borehole of the loop (3). • Attach the Phillips screw and the loop to the borehole (1) of the handlebar and tighten the Phillips screw with a Phillips screwdriver.

  • Page 102: Fitting The Headrest

    8.13 Fitting the headrest 8.13.1 Fitting the headrest to the standard back Requirements: • 5 mm Allen key • 10 mm socket spanner • • Gripping it at the base, hold the lower section of the headrest mounting (4) with the clamp block against the handlebar (3).

  • Page 103: Fitting The Headrest To The Easyadapt Back

    8.13.2 Fitting the headrest to the EasyAdapt back Requirements: • 4 mm Allen key • T30 torx wrench • 10 mm socket spanner • • Loosen the three Allen screws (1) using a 4 mm Allen key, but do not remove the screws completely.
  • Page 104 • Attach the washers to the torx screws from the rear. • Fit the headrest holder (3) onto the torx screws. • Attach further washers to the torx screws. • Fit the nuts (1) to the torx screws. • Tighten the torx screws and the nuts using a T30 torx wrench and a 10 mm socket spanner. •...

  • Page 105: Replacing The Front Wheel Carrier

    8.14 Replacing the front wheel carrier CAUTION: Danger of crushing! • The mobility aid is very heavy. You should seek help from a second person! CAUTION: Injury hazard if the vehicle starts moving unintentionally during repair work! • Switch the power supply off (ON/OFF key)! •...
  • Page 106 • Tighten the Allen screw (5) to 200 -180 Nm. • To conclude, check all the mobility aid functions.

  • Page 107: Front Wheel Forks

    8.15 Front wheel forks 8.15.1 Replacing the wheel fork CAUTION: Danger of crushing! • The mobility aid is very heavy. You should seek help from a second person! CAUTION: Injury hazard if the vehicle starts moving unintentionally during repair work! •...
  • Page 108 Refitting the wheel fork: • Refit the parts in reverse order. • When fitting the ball bearings please ensure that the wide inner ring faces outward in each case. • Adjust the wheel fork as described in chapter 8.15.2. • To conclude, check all the mobility aid functions.

  • Page 109: Adjusting The Wheel Fork

    8.15.2 Adjusting the wheel fork CAUTION! • The mobility aid is very heavy. You should seek help from a second person! Requirements: • 19 mm socket spanner • If necessary remove the cover cap (2). • Get help of a second person to tilt the mobility aid to the rear. •...

  • Page 110: Changing A Front Wheel

    8.15.3 Changing a front wheel CAUTION: Danger of crushing! • The mobility aid is very heavy. You should seek help from a second person! CAUTION: Injury hazard if the vehicle starts moving unintentionally during repair work! • Switch the power supply off (ON/OFF key)! •...

  • Page 111: Drive Wheels

    8.16 Drive wheels 8.16.1 Replacing the drive wheel CAUTION: Danger of crushing! • The mobility aid is very heavy. You should seek help from a second person! CAUTION: Injury hazard if the vehicle starts moving unintentionally during repair work! • Switch the power supply off (ON/OFF key)! •...

  • Page 112: Replacing A Tyre Or Inner Tube

    8.16.2 Replacing a tyre or inner tube Requirements: • 6 mm Allen key • • Repair kit for inner tube tyres or a new inner tube. • Talcum powder Removing the tyres: • Remove the wheel as described in Chapter 8.16.1. •...
  • Page 113 • Refit the five Allen screws on the inner side of the wheel and tighten them. • Check the exact fit of the tyre on the rim. • Inflate the tyre to the prescribed air pressure. • Re-check the exact fit of the tyre on the rim. •...

  • Page 114: Replacing The Drive Wheel Hub

    8.16.3 Replacing the drive wheel hub 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 115: Drive Unit

    8.17 Drive unit 8.17.1 Replacing the motor/transmission unit CAUTION: Danger of crushing! • The mobility aid is very heavy. You should seek help from a second person! CAUTION: Injury hazard if the vehicle starts moving unintentionally during repair work! • Switch the power supply off (ON/OFF key)! •...
  • Page 116 • Undo the four Allen screws (1) with a 5 mm Allen key. • Remove the screws together with the Nord-Lock lock washers. • Undo the Allen screw (4) with a 5 mm Allen key. • Remove the screws together with the washers. •...

  • Page 117: Replacing The Carbon Brushes

    8.17.2 Replacing the carbon brushes Note Always replace all the carbon brushes on both motors. CAUTION: Danger of crushing! • The mobility aid is very heavy. You should seek help from a second person! Requirements: • 5 mm Allen key •...
  • Page 118 • Depending on the condition of the brush and the spring: - either replace the brushes in exactly the same position from which they were taken or - fit new brushes. • Refit the plastic caps and tighten them firmly. •...

  • Page 119: Rear Wheel Suspension

    8.18 Rear wheel suspension 8.18.1 Removing the rear wheel suspension CAUTION: Danger of crushing! • The mobility aid is very heavy. You should seek help from a second person! CAUTION: Injury hazard if the vehicle starts moving unintentionally during repair work! •...
  • Page 120 • Remove the washer (9). • Remove the pin (6). In doing so, please pay attention to the washer (8) and the spacer (7). • Remove the plastic cover (4). • Loosen and remove the torx screw (3). • Remove the spacer (2). •...

  • Page 121: Replacing The Strut

    8.19 Replacing the strut Note Invacare® always recommends replacing both struts in order to ensure that the mobility aid works perfectly. There are different struts for different weight classes. Further details can be found in the spare parts catalogue. CAUTION: Danger of crushing! •...
  • Page 122 • Loosen the Allen screw (4) with a 4 mm Allen key. • Remove the Allen screw (4) together with the cover plate (3). • Remove the pin (2). In doing so, please pay attention to the washers and spacers. •...

  • Page 123: Curb Climber

    8.20 Curb climber 8.20.1 Fitting the curb climber Requirements: • 8 mm Allen key • • Dismantle the legrests. • Arrange the curb climber mounting (7) on the front side of the chassis (1). • Fit the two Allen screws (6) incl. the washers and tighten the screws with an 8 mm Allen key. •...
  • Page 124 8.20.2 Replacing the positioning shoe • Dismantle the legrests. • Pull the positioning shoe (2) off the curb climber (1) in a forward direction. • Slide a new positioning shoe onto the curb climber. • Refit the legrests. •...

  • Page 125: Replacing The Curb Climber

    8.20.3 Replacing the curb climber Requirements: • 5 mm Allen key • 13 mm socket spanner • • Dismantle the legrests. • Insert the curb climber (3) in the mounting (5). • Fit the two Allen screws (1) with two washers. •...

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