Invacare STORM4MAX Service Manual
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Invacare STORM4MAX Service Manual

Invacare STORM4MAX Service Manual

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Invacare
STORM
MAX
®
4
SERVICE MANUAL
Edition: 24.11.12

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Summary of Contents for Invacare STORM4MAX

  • Page 1 Invacare STORM ® SERVICE MANUAL Edition: 24.11.12...
  • Page 2 - STORM 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 Fax: +43 6232 5 53 54 Herzog Odilostrasse 101 A-5310 Mondsee info@invacare-austria.com...
  • Page 3 +44 (0)1656 77 62 20 uk@invacare.com Pencoed 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 italia@invacare.com I - 36016 Thiene (VI) WWW: www.invacare.it Italia Invacare Ireland Ltd.
  • 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 2 85 40 Fax: +46 (0)418 1 80 89 linvacare@invacare.com...

  • Page 5: Table Of Contents

    ® Invacare - STORM 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 ..................
  • Page 6 ® SERVICE MANUAL Invacare - STORM 8.1.2 Opening the centre panel ....................38 8.1.3 Opening the front panel ....................40 8.1.4 Opening the rear light cover ..................41 8.1.5 Replacing the splash guard ..................42 Electronics module........................43 8.2.1 Replace remote ......................43 8.2.2...
  • Page 7 ® Invacare - STORM SERVICE MANUAL 8.10.2.3 Replacing puncture-proof tyres ................84 8.10.3 Replacing the drive wheel hub ..................85 8.11 Drive unit ..........................86 8.11.1 Replacing the motor/transmission unit (Standard Storm )..........86 8.11.2 Replacing the carbon brushes (Standard motor) ............88 8.11.3 Replacing Bowden cables and the clutch ..............

  • Page 8: 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 9: Definition And Representation Of Information And Safety Information In This Manual

    ® Invacare - STORM SERVICE 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.

  • Page 10: Hazard Symbols And Symbols Used

    ® SERVICE MANUAL Invacare - STORM 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: Images In This Manual

    ® Invacare - STORM SERVICE 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 12: Safety And Fitting Instructions

    ® SERVICE MANUAL Invacare - STORM 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 13 ® Invacare - STORM 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 aids with a standard drive program ex-works. Invacare® can...

  • Page 15: Tightening Torques

    ® Invacare - STORM 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 - STORM 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.

  • Page 17: Electronics Modules

    ® Invacare - STORM SERVICE MANUAL 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.

  • Page 18: Acs 2 Pma90L Electronics Module

    ® SERVICE MANUAL Invacare - STORM 4.2.1 ACS 2 PMA90L electronics module Connections 1) Battery 24V 2) Cable to G-Trac module (GYRO 3) Bus cable (to remote or ACT) 4) Motor M1 5) Light 6) Motor M2 Rubber stoppers for free slots 2) &...

  • Page 19: Act 4 Actuator Module

    ® Invacare - STORM SERVICE MANUAL 4.2.2.2 ACT 4 actuator module Connections 1) ACI* 2) Bus cable (to remote or power module) 3) Bus cable (to remote or power module) 4) Actuator - Channel 4 5) Actuator - Channel 3...

  • Page 20: Lighting Pcb

    ® SERVICE MANUAL Invacare - STORM 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...

  • Page 21: Joystick Boxes

    ® Invacare - STORM SERVICE MANUAL 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 22 ® SERVICE MANUAL Invacare - STORM Remote Designation Notes REM B Can be connected to power module - ACS 2 PMA90L. REM 550 Can be connected to power module - ACS 2 PMA90L.

  • Page 23: Service Plan (1X Annually)

    ® Invacare - STORM SERVICE MANUAL Service plan (1x annually) ü Component Check Remedy Notes Damage to safety belt Replace belt if See chapter 9.1. Safety belt damaged. Belt lock function Replace belt if See chapter 9.1. damaged. Damage to armrests...
  • Page 24 ® SERVICE MANUAL Invacare - STORM ü Component Check Remedy Notes Check drive wheels for Adjust, replace wheel See chapters Wheel tight fit and side play hubs 8.10.1 and 8.10.3. suspension and wheels Check steering wheels Replace wheels, See chapter 8.8.
  • Page 25 ® Invacare - STORM SERVICE MANUAL ü Component Check Remedy Notes Check batteries for Replace batteries if See chapters 8.4.2 Batteries damage necessary and 8.4.3. Check battery voltage Charge batteries Check battery voltage Charge batteries See operating manual Check contacts and...

  • Page 26: 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 27: Drive Fault Diagnosis

    ® Invacare - STORM SERVICE MANUAL Drive fault diagnosis PROBLEM OTHER POSSIBLE SOLUTION Documentation SYMPTOMS CAUSE See operating manual Mobility aid The remote Drive motors Engage drive will not status display disengaged motors start illuminates normally and displays blink code 5/6.
  • Page 28 ® SERVICE MANUAL Invacare - STORM PROBLEM OTHER POSSIBLE SOLUTION Documentation SYMPTOMS CAUSE Motors stop None Voltage decline Stop journey and allow electronics to and start cool down. again Motor runs None High motor load Stop journey and allows the power...
  • Page 29 ® Invacare - STORM SERVICE MANUAL PROBLEM OTHER POSSIBLE SOLUTION Documentation SYMPTOMS CAUSE Motors do None Bad connections Check all cabling. See chapter 8.6. not run Fuse burnt out Check cabling and See chapters 8.6 and 8.5 replace fuse Batteries Replace batteries See chapter 8.4.2.
  • Page 30 ® SERVICE MANUAL Invacare - STORM PROBLEM OTHER POSSIBLE SOLUTION Documentation SYMPTOMS CAUSE None Transmission Sealing ring on Replace See chapter 8.11.1. drive shaft transmission if losing oil defective sealing ring defective. Check carbon See chapters 8.11.1 and brushes for oil 8.11.2...
  • Page 31 ® Invacare - STORM SERVICE MANUAL PROBLEM OTHER POSSIBLE SOLUTION Documentation SYMPTOMS CAUSE Electrical Remote shows Lighting / Replace lighting / See chapter 8.2.4. blinking "E" actuator module actuator module adjustment blink code 2 defective motor does Status diode on...

  • Page 32: Rem Remotes: Error Codes And Diagnostic Codes

    ® SERVICE MANUAL Invacare - STORM 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.

  • Page 33: 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 34: Test Procedures

    ® SERVICE MANUAL Invacare - STORM 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. ·...

  • Page 35: Testing The Electro-Mechanical Parking Brake

    Pull the motor plug (1) out of the power module. · 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.
  • Page 36 ® SERVICE MANUAL Invacare - STORM Note A resistance of between 40 and 80 ohms indicates an intact brake. A resistance of 0 ohms or a very high resistance (mega-ohms or infinity) indicates a short-circuit, a bad connection or a defective brake.

  • Page 37: Repair Work

    ® Invacare - STORM SERVICE MANUAL 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.

  • Page 38: Opening The Centre Panel

    ® SERVICE MANUAL Invacare - STORM 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.
  • Page 39 ® Invacare - STORM SERVICE MANUAL · Lift the rear part of the cover carefully and remove the two spacers that are underneath the cover on the Allen screws. · Lift off the entire cover. If the mobility aid does not have a lifter, the cover must be bent apart carefully as shown in the picture on the right.

  • Page 40: Opening The Front Panel

    ® SERVICE MANUAL Invacare - STORM 8.1.3 Opening the front panel Requirements: · 4 mm Allen key Dismantling the front cover panel: · Remove the seat, as described in chapters 8.14.1 and 8.14.5. · Remove the rear and the middle covers, as described in chapter 8.1.1 and 8.1.2.

  • Page 41: Opening The Rear Light Cover

    ® Invacare - STORM SERVICE MANUAL 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 8.1.2.

  • Page 42: Replacing The Splash Guard

    ® SERVICE MANUAL Invacare - STORM 8.1.5 Replacing the splash guard Requirements: · 5 mm Allen key · The following splash guards are installed on the wheelchair: Splash guard long RH; Order Number: SP1530557 Splash guard long LH; Order Number: SP1530558 Removing the splash guard: ·...

  • Page 43: 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 44 ® SERVICE MANUAL Invacare - STORM · 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. · In the illustration above, you see the power module (3) and the positions of the optional lighting circuit board (2), of the optional actuator module (1) and of the optional G-Trac sensor (4).
  • Page 45 ® Invacare - STORM SERVICE MANUAL · Adapt the drive program using the programming software if necessary. · To conclude, check all the mobility aid functions.

  • Page 46: Replacing The Actuator Module Under The Seat

    ® SERVICE MANUAL Invacare - STORM 8.2.3 Replacing the actuator module under the seat The actuator module is optional. Requirements: · 4 mm Allen key Removing the actuator module: · Remove the seat, as described in chapters 8.14.1 and 8.14.5.

  • Page 47: Replacing The Lighting Pcb

    ® Invacare - STORM SERVICE MANUAL 8.2.4 Replacing the lighting PCB Replacement is described in the following section based on the example of a mobility aid with an optional lighting PCB. Requirements: · 4 mm Allen key · 8 mm socket spanner Dismantling the lighting PCB: ·...
  • Page 48 ® SERVICE MANUAL Invacare - STORM · Pull the plug (1) out of the lighting PCB. · Undo the two Allen screws (2) with a 4 mm Allen key. · Lift off the lighting PCB together with the retaining bracket.

  • Page 49: Replacing The G-Trac Sensor

    ® Invacare - STORM SERVICE MANUAL 8.2.5 Replacing the G-Trac sensor Requirements: · 5 mm Allen key · 10 mm socket wrench Uninstalling the G-Trac sensor: · Remove the seat, as described in chapters 8.14.1 and 8.14.5. · Switch the electronics of the wheelchair OFF.
  • Page 50 ® SERVICE MANUAL Invacare - STORM · Disconnecting the cable of the G-Trac sensor from the electronic module. · Loosen and remove the hexagon socket head screw (2). · Remove the G-Trac sensor (1). Installing the G-Trac sensor: · Assembly of the G-Trac sensor is carried out in the reverse order.

  • Page 51: Drive Program Selection After Component Replacement

    ® Invacare - STORM SERVICE MANUAL 8.2.6 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 52: Profile Selection With Remote Rem 550

    ® SERVICE MANUAL Invacare - STORM 8.2.6.2 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.

  • Page 53: 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 54: Batteries, Cables & Battery Charger

    ® SERVICE MANUAL Invacare - STORM Batteries, cables & battery charger 8.4.1 Making the batteries accessible 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.
  • Page 55 ® Invacare - STORM SERVICE MANUAL · Remove the rear panel as described in chapter 8.1.1. · Press both catches (1) inwards and open the battery box cover. · Pull the quick-release catch (1) to the left and place the power module on top of the battery box.

  • Page 56: Replacing Batteries

    ® SERVICE MANUAL Invacare - STORM 8.4.2 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 57 ® Invacare - STORM SERVICE MANUAL · Remove the pole caps (1) on the accessible battery (3). · Remove the pole screws located under the pole caps using an 11 mm socket spanner. · Remove the connecting cable (4) and the fuse cable (2).

  • Page 58: Correct Handling Of Damaged Batteries

    ® SERVICE MANUAL Invacare - STORM 8.4.3 Correct handling of damaged batteries 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. What to do if acid is discharged: ·...

  • Page 59: Checking And Replacing The Main Fuse

    ® Invacare - STORM SERVICE MANUAL 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.
  • Page 60 ® SERVICE MANUAL Invacare - STORM · 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 61: Checking The Cable

    ® Invacare - STORM SERVICE MANUAL Checking the cable Requirements: · 4 mm Allen key · oblique pliers · cable ties · Remove the rear and the centre cover as described in chapters 8.1.1 and 8.1.2. · Pull the batteries out of the battery compartment as described in chapter 8.4.1.

  • Page 62: Cable Routing

    ® SERVICE MANUAL Invacare - STORM 8.6.1 Cable routing Requirements: · 4 mm Allen key · oblique pliers · cable ties · Remove the rear and the centre cover as described in chapters 8.1.1 and 8.1.2 . · Guide the cables inside of the cover over the cable link (1).

  • Page 63: Lighting Unit

    ® Invacare - STORM SERVICE MANUAL Lighting unit Note There is only one LED lighting system. 8.7.1 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 8.7.2.
  • Page 64 ® SERVICE MANUAL Invacare - STORM · Loosen the Allen screw (1) using a 3 mm Allen key and remove the headlight from the mounting. · Replace the headlight unit. Refitting the front headlight: · Refit the parts in reverse order.

  • Page 65: Replacing Headlamps Completely (Led Lighting System Starting 03/2012)

    ® Invacare - STORM SERVICE MANUAL 8.7.3 Replacing headlamps completely (LED lighting system starting 03/2012) Requirements: · 4 mm Allen wrench · Side cutting pliers · Cable ties Uninstalling headlights: · Remove the rear and the middle covers, as described in chapter 8.1.1 and 8.1.2.
  • Page 66 ® SERVICE MANUAL Invacare - STORM Installing headlights: · Assemble all parts again in reverse order. · Install the cables carefully and secure them with the cable clamps and cable ties. When doing so, pay attention to chapter 8.6.1. ·...

  • Page 67: Replacing The Front Bulb Holder (Led Lighting Unit Until 03/2012)

    ® Invacare - STORM SERVICE MANUAL 8.7.4 Replacing the front bulb holder (LED lighting unit until 03/2012) 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 68: Replacing Headlamp Brackets (Led Lighting System Starting 03/2012)

    ® SERVICE MANUAL Invacare - STORM 8.7.5 Replacing headlamp brackets (LED lighting system starting 03/2012) Requirements: · 4 mm Allen wrench · Open-end wrench 8 mm Uninstalling the tail light bracket: · Loosen the hexagon socket head screw (1) with a 4 mm Allen wrench and remove the headlight from the bracket.

  • Page 69: Replacing The Complete Rear Light (Led Lighting Unit)

    ® Invacare - STORM SERVICE MANUAL 8.7.6 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 8.1.2.

  • Page 70: Replacing The Rear Bulb Holder (Led Lighting Unit)

    ® SERVICE MANUAL Invacare - STORM · 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.

  • Page 71: Front Wheel Forks

    ® Invacare - STORM SERVICE MANUAL Front wheel forks 8.8.1 Replacing the wheel fork 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 72 ® SERVICE MANUAL Invacare - STORM 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 8.8.2.

  • Page 73: Adjusting The Wheel Fork

    ® Invacare - STORM SERVICE MANUAL 8.8.2 Adjusting the wheel fork WARNING: Danger of crushing! The mobility device is very heavy. Injury hazard to hands and feet! · You should seek help from a second person. Requirements: · 19 mm socket spanner ·...

  • Page 74: Changing A Front Wheel

    ® SERVICE MANUAL Invacare - STORM 8.8.3 Changing a front 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 75: Replacing A Tire Or Inner Tube In The Front

    ® Invacare - STORM SERVICE MANUAL 8.8.4 Replacing a tire or inner tube in the front WARNING: Danger of crushing! The wheelchair is very heavy. Danger of injury to the hands and feet! · Let a second person help you.
  • Page 76 ® SERVICE MANUAL Invacare - STORM · Use a 5 mm Allen wrench to loosen the five hexagon socket head screws (4). · Remove the inner ring and outer ring (3) of the rim from the tire (1). · Remove the inner tube (2) from the tire.

  • Page 77: Replacing The Front Wheel Carrier

    ® Invacare - STORM SERVICE MANUAL Replacing the front wheel carrier 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 78 ® SERVICE MANUAL Invacare - STORM Refitting the front wheel carrier: · Refit the parts in reverse order. · Use Loctite locking varnish to secure the Allen screw (2). · Tighten the Allen screw (2) to 25 Nm. · Tighten the Allen screw (5) to 200 -180 Nm.

  • Page 79: Drive Wheels

    ® Invacare - STORM SERVICE MANUAL 8.10 Drive wheels 8.10.1 Replacing the 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 80: Replacing A Tyre Or Inner Tube

    ® SERVICE MANUAL Invacare - STORM 8.10.2 Replacing a tyre or inner tube Note There are three different types of tyres or inner tubes, and specific points must be observed for the replacement of each type. It is easy to tell the difference between the tyre or inner tube types: ·...
  • Page 81 ® Invacare - STORM SERVICE MANUAL Removing the tyres: · Remove the wheel as described in chapter 8.10.1. · Unscrew the valve cap (2). ATTENTION: Explosion hazard! If the wheelchair is fitted with pneumatic tyres, the wheel can explode if the air is not released from the tyre before removing the wheel! ·...

  • Page 82: Replacing Puncture-Protected Tyres

    ® SERVICE MANUAL Invacare - STORM 8.10.2.2 Replacing puncture-protected tyres Note Pneumatic tyres have black valve caps. Puncture-protected tyres have red valve caps Requirements: · 6 mm Allen key · Two long wooden blocks, min. 14 x 14 x 30 cm ·...
  • Page 83 ® Invacare - STORM SERVICE MANUAL · Remove the valve cover (2). · Press the release pin in the valve inwards and evacuate all the air from the tyre. · Undo the five 6 mm Allen screws (4) on the inside of the wheel.

  • Page 84: Replacing Puncture-Proof Tyres

    ® SERVICE MANUAL Invacare - STORM 8.10.2.3 Replacing puncture-proof tyres Requirements: · 6 mm Allen key · Two long wooden blocks, min. 14 x 14 x 30 cm · Three joiner's clamps with plastic caps · Torque spanner 5 - 25 Nm (or similar) ·...

  • Page 85: Replacing The Drive Wheel Hub

    ® Invacare - STORM SERVICE MANUAL 8.10.3 Replacing the drive wheel hub CAUTION! Possible material damage to mobility device! 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 86: Drive Unit

    ® SERVICE MANUAL Invacare - STORM 8.11 Drive unit 8.11.1 Replacing the motor/transmission unit (Standard Storm 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 87 ® Invacare - STORM SERVICE MANUAL · 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.

  • Page 88: Replacing The Carbon Brushes (Standard Motor)

    ® SERVICE MANUAL Invacare - STORM 8.11.2 Replacing the carbon brushes (Standard motor) Note Always replace all the carbon brushes on both motors. 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 89 ® Invacare - STORM SERVICE MANUAL · Make a marking on the motor and the carbon brushes in order to guarantee correct refitting. · Remove the carbon brushes completely from the mounting (2). · Check the carbon brush and spring for the level of wear, broken components or discolouration.

  • Page 90: Replacing Bowden Cables And The Clutch

    ® SERVICE MANUAL Invacare - STORM 8.11.3 Replacing Bowden cables and the clutch WARNING: Danger of crushing! The wheelchair is very heavy. Danger of injury to the hands and feet! · Let a second person help you. Danger of injury due to uncontrolled movement of the wheelchair! ·...
  • Page 91 ® Invacare - STORM SERVICE MANUAL · Loosen the screw of the pull-out protection (1). · Remove the pull-out protection from the Bowden cable. · Loosen the locking nut (2) of the Bowden cable on the motor. · Loosen the adjustment nut (3) of the Bowden cable on the motor.
  • Page 92 ® SERVICE MANUAL Invacare - STORM Uninstalling the fixation bracket of the lever unit: · Loosen the hexagon socket head screws underneath the seat frame. One hexagon socket head screw is screwed into the nut (1). The other hexagon socket head screw is screwed into one of the frame supports.

  • Page 93: Rear Wheel Suspension

    ® Invacare - STORM SERVICE MANUAL 8.12 Rear wheel suspension 8.12.1 Replacing the rear wheel suspension 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 94 ® SERVICE MANUAL Invacare - STORM · Loosen and remove the nut (1) from the hexagon-socket head bolt (6) on the spring. · Remove the washer (9). · Remove the hexagon-socket head bolt (6). In doing so, please pay attention to the washer (8) and the spacer (7).

  • Page 95: Replacing The Strut

    Replacing the strut 8.13.1 Removing the suspension strut Note Invacare® always recommends replacing both struts in order to ensure that the mobility aid works perfectly. WARNING: Danger of crushing! The mobility device is very heavy. Injury hazard to hands and feet! ·...
  • Page 96 ® SERVICE MANUAL Invacare - STORM Dismantling the strut: · Remove the rear and the centre battery compartment cover as described in chapters 8.1.1 and 8.1.2. · Remove the drive wheel as described in chapter 8.10.1. · Loosen and remove the nut (1) from the hexagon-socket head bolt (5) on the spring.

  • Page 97: Seat Support And Tilt Module

    ® Invacare - STORM SERVICE MANUAL 8.14 Seat support and tilt module 8.14.1 Replacing the seat support with manual tilt module (till Dec. 2010) WARNING: Danger of crushing! The seat/seat support is very heavy. Injury hazard to hands and feet! ·...
  • Page 98 ® SERVICE MANUAL Invacare - STORM · Remove the pin retainer (1). · Remove the pin (2). · Swing the brace (6) forwards. · Remove the bolt retainer clip (5). · Remove the bolt (4). · Remove the brace. ·...

  • Page 99: Adjusting The Seat Tilt On A Seat With A Manual Tilt Module (Till Dec. 2010)

    ® Invacare - STORM SERVICE MANUAL 8.14.2 Adjusting the seat tilt on a seat with a manual tilt module (till Dec. 2010) WARNING: Danger of crushing! The seat/seat support is very heavy. Injury hazard to hands and feet! · You should seek help from a second person.

  • Page 100: Replacing The Seat Frame With A Manual Tilt Module (From Dec. 2010)

    ® SERVICE MANUAL Invacare - STORM 8.14.3 Replacing the seat frame with a manual tilt module (from Dec. 2010) 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.
  • Page 101 ® Invacare - STORM SERVICE MANUAL · Swing the brace (6) forwards. · Remove the bolt retainer clip (5). · Remove the bolt (4). · Fold back the entire seat. · Keep a firm hold on the seat and the seat support whilst loosening and removing the four torx screws (3).

  • Page 102: Adjusting The Seat Tilt On A Seat With A Manual Tilt Module (From Dec. 2010)

    ® SERVICE MANUAL Invacare - STORM 8.14.4 Adjusting the seat tilt on a seat with a manual tilt module (from Dec. 2010) WARNING: Danger of crushing! The seat and frame are very heavy and can fall down without warning if the seat tilt adjustment assembly is screwed apart too far.

  • Page 103: Replacing The Seat Support With Electric Tilt Module

    ® Invacare - STORM SERVICE MANUAL 8.14.5 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.
  • Page 104 ® SERVICE MANUAL Invacare - STORM · Remove the bolt retainer clip (5). · Remove the bolt (4). · Remove the tilt actuator (6). · Fold back the entire seat. · Keep a firm hold on the seat and the seat support whilst loosening and removing the four torx screws (3).

  • Page 105: Replacing The Tilt Actuator

    ® Invacare - STORM SERVICE MANUAL 8.14.6 Replacing the tilt actuator Requirements: · Oblique pliers · Cable ties Dismantling the tilt actuator: · Remove the l · egrests. · Pull the tilt actuator plug out of the actuator module under the seat ·...

  • Page 106: Replacing The Seat Column

    ® SERVICE MANUAL Invacare - STORM 8.15 Replacing the seat column WARNING: Danger of crushing! The seat is very heavy. Injury hazard to hands and feet! · You should seek help from a second person. WARNING: Danger of crushing! The mobility device is very heavy. Injury hazard to hands and feet! ·...
  • Page 107 ® Invacare - STORM SERVICE MANUAL · 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. ·...

  • Page 108: Back Unit

    ® SERVICE MANUAL Invacare - STORM 8.16 Back unit 8.16.1 Adjusting the belt back The belt back can be individually adapted to the back shape of the user. · Pull apart the front and back of the back cushion (1) and remove it. Front and back of the back cushion is held together by Velcro.

  • Page 109: Adjusting A Sling Backrest

    ® Invacare - STORM SERVICE MANUAL 8.16.2 Adjusting a sling backrest Requirements: · 5 mm Allen key · · Loosen the hexagon socket head screws (1). · Shift the position of the cross braces (2) together with the sliding nuts in the channels.

  • Page 110: Replacing The Cross Braces

    ® SERVICE MANUAL Invacare - STORM 8.16.3 Replacing the cross braces Requirements: · 5 mm Allen wrench · · Loosen and remove the hexagon socket head screws (1) of the cross brace to be replaced (2). · Remove the cross brace (2) and replace it.

  • Page 111: Replacing A Standard Backrest

    ® Invacare - STORM SERVICE MANUAL 8.16.4 Replacing a standard backrest Requirements: · 5 mm Allen wrench · Uninstalling the backrest unit: · Remove the backrest cushion (1). · Loosen the hand wheels (2) and the hexagon socket head screws (4) on the left and right side of the chair.

  • Page 112: Installing Accessories

    ® SERVICE MANUAL Invacare - STORM Installing accessories Replacing the safety belt Requirements: · 10 mm socket spanner · 4 mm Allen key Dismantling the safety belt: · Pull the end of the belt out of both belt guides (1).

  • Page 113: Fitting The Headrest

    ® Invacare - STORM SERVICE MANUAL Fitting the headrest 9.2.1 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 114: Installing Armrests

    ® SERVICE MANUAL Invacare - STORM Installing armrests Requirements: · 4 mm Allen wrench · T30 Torx wrench · 10 mm socket wrench · Rubber hammer · Install the armpad as shown in the illustration above. · Install the armrest as shown in the illustration above.
  • Page 115 ® Invacare - STORM SERVICE MANUAL · Insert the four fixation screws of the armrests (2) and tighten them. The insertion depth depends on the desired seat width. · Insert the four Phillips screws (3) that secure the armrests and tighten them.

  • Page 116: Installing A Footrest

    ® SERVICE MANUAL Invacare - STORM Installing a footrest Requirements: · 5 mm Allen wrench · T30 Torx wrench · 10 mm socket wrench · Insert the braces (3) of the footrest (2) into the fixation tubes. Pay attention to the correct height while doing so.

  • Page 117: Installing Calf Supports

    The angle of the calf supports can be adjusted by loosening the screws (3). The cover (4) has openings, so that the screws are accessible. Further accessories Note The installation instructions for additional accessories are available at your Invacare® specialist ® supplier or directly from Invacare...

  • Page 118: Adjusting The 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 119: Seat Height Adjustment

    ® Invacare - STORM SERVICE MANUAL 10.1 Seat height adjustment WARNING: Danger of crushing! The seat is very heavy. Injury hazard to hands and feet! · You should seek help from a second person. WARNING: Danger of crushing! Injury hazard caused by uncontrolled movement of the mobility device! ·...
  • Page 120 ® SERVICE MANUAL Invacare - STORM · 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 121: Seat Support

    ® Invacare - STORM SERVICE MANUAL 10.2 Seat support 10.2.1 Adjusting the seat width Note The seat width can be adjusted by installing one of three different seat frames. Requirements: · Phillips screwdriver, size 2 · 6 mm Allen wrench ·...
  • Page 122 ® SERVICE MANUAL Invacare - STORM · Loosen and remove the hexagon socket head screws (1) and the washers (2) on the four frame supports (4). · Remove the four frame supports (4) and the corresponding flanged bushings (3). ·...

  • Page 123: Adjusting The Seat Depth

    ® Invacare - STORM SERVICE MANUAL 10.2.2 Adjusting the seat depth Note The seat depth can be adjusted to three different positions. Requirements: · 4 mm Allen key · 8 mm jaw spanner · Oblique pliers · Cable ties Note Certain holes in the seat support must be used for the screws depending on the desired seat depth.
  • Page 124 ® SERVICE MANUAL Invacare - STORM Uninstalling the backrest: · Loosen and remove the hexagon socket head screws (1), which hold the backrest unit. · Swing the backrest unit (2) towards the rear. · Loosen and remove the hexagon socket head screws (3) including the washers, the cover plate (4) and the bearing plate (5).

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