Invacare Fox Service Manual
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Invacare Fox Service Manual

Invacare Fox Service Manual

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Invacare
Fox
®

SERVICE MANUAL

Edition: 1577880 Vers. 002 - 13.10.2014

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  • Page 1: Service Manual

    Invacare ® SERVICE MANUAL Edition: 1577880 Vers. 002 - 13.10.2014...
  • Page 2 ® SERVICE MANUAL Invacare - Fox 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...
  • 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 ® SERVICE MANUAL Invacare - Fox ( (Kundtjänst): +46 (0)8 761 70 90 Återförsäljare: Fax (Kundtjänst): +46 (0)8 761 81 08 Invacare® AB sweden@invacare.com Fagerstagatan 9 finland@invacare.com S-163 91 Spånga WWW: www.invacare.se Sverige MÖLNDAL Tillverkare: +46 (0)31 86 36 00 Invacare®...

  • Page 5: Table Of Contents

    ® Invacare - Fox SERVICE MANUAL Contents Chapter Page Introduction General information ........................8 Notes on shipping ........................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 - Fox Checking the cables ........................ 34 Front wheels ..........................35 7.7.1 Replacing front wheel ....................35 7.7.2 Replacing/reversing the swinging axle ................36 7.7.3 Changing the wheelbase ....................38 7.7.4 Replacing the steering head bearings on the steering wheels ........39 7.7.5...
  • Page 7 ® Invacare - Fox SERVICE MANUAL Adjusting the seating position Adjusting the lower leg length and seat depth ..............72 9.1.1 Adjusting the lower leg length ..................72 9.1.2 Adjusting the seat depth ....................72 9.1.2.1 Adjusting the seat depth via the backrest unit (fabric seat padded) ......73 9.1.2.2...

  • 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 - Fox 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 - Fox 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 - Fox 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 - Fox 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 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 14: Tightening Torques

    ® SERVICE MANUAL Invacare - Fox 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 15: Layout Of Components And Componentry

    ® Invacare - Fox SERVICE MANUAL Layout of components and componentry Overview Under the rear cover: 1) Power module 2) Drive unit The electronic modules used are described in chapter 4.2. Under the seat: 1) Parking brake 2) Battery boxes...

  • Page 16: Overview Of The Electronic Modules

    ® SERVICE MANUAL Invacare - Fox Overview of the electronic modules Different electronic modules can be fitted to the mobility aid. Before you connect mobility aid components such as actuators or motors, please begin by ascertaining which module is installed. Please refer to the following table for an overview of the modules.

  • Page 17: Service Plan (1X Annually)

    ® Invacare - Fox SERVICE MANUAL Service plan (1x annually) ü Component Check Remedy Notes · Damage to armrests · Replace covering Armrests if damaged · Armrest fixings · Tighten screws · Damage to side · Replace side Side panels...
  • Page 18 ® SERVICE MANUAL Invacare - Fox ü Component Check Remedy Notes · Remote, status · Evaluate Remote / display blinking error/blink code electronic module · Fixings · Tighten fixings, replace if necessary · Cables and · Tighten cables connecting plugs...

  • Page 19: 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 20 ® SERVICE MANUAL Invacare - Fox PROBLEM OTHER POSSIBLE SOLUTION DOCUMENTATION SYMPTOMS CAUSE None Mobility Batteries Replace batteries See chapter 7.4. device defective judders in (unstable drive mode voltage) Drive motor(s) Replace motor(s) See chapter 7.11.1. defective Batteries None Batteries Replace batteries See chapter 7.4.

  • Page 21: Shark Error Codes And Diagnostic Codes

    ® Invacare - Fox SERVICE MANUAL Shark 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 22: Repair Work

    ® SERVICE MANUAL Invacare - Fox Repair work Covers 7.1.1 Rear cover Requirements: · 3 mm Allen key · oblique pliers · cable binder Removing the rear cover: · Loosen the cable tie from the bus cable in the indentation (1) right or left.

  • Page 23: Battery Cover

    ® Invacare - Fox SERVICE MANUAL 7.1.2 Battery cover Requirements: · 5 mm Allen key Removing the battery cover: · On top of the battery box, press the safety latch (1) and remove the handle. · Remove the battery cover (1)
  • Page 24 ® SERVICE MANUAL Invacare - Fox Assembling the battery cover: · Refit the battery cover. · Refit the handle to the cover. Ensure that the safety interlock engages. · Insert the battery pack.

  • Page 25: Electronic Modules

    · 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 26 ® SERVICE MANUAL Invacare - Fox · Disconnect the plugs (1) from the power module (3). · Use the 8 mm socket wrench to loosen both nuts (2). · Pull the power module towards the rear and off of the guides.

  • Page 27: Replace Remote

    ® Invacare - Fox SERVICE MANUAL 7.2.2 Replace remote Note Replacing the remote is very easy and is not described in detail. However, when replacing a remote in connection with the power module, please take the final selection of the drive program into account as described in chapter 7.2.3.

  • Page 28: 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 29: Batteries

    ® Invacare - Fox SERVICE MANUAL Batteries 7.4.1 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 30 ® SERVICE MANUAL Invacare - Fox Uninstalling the batteries: · Switch the electronics OFF on the remote. · Bring the seat into the service position, as described in chapter 7.12.1. · Remove the battery boxes, as described in chapter 7.4.2.
  • Page 31 ® Invacare - Fox SERVICE MANUAL · Remove the mounting bracket (1) and (3) together with the cable harness from the battery (2). · Repeat the previous steps for the other battery. Installing the batteries: · Set the new battery (2) on the plate of the mounting bracket (1).

  • Page 32: Installing/Removing The Battery Boxes

    ® SERVICE MANUAL Invacare - Fox · Connect the cable harness to the battery. Note Cable (A) to the batterie terminal (-) BLUE Cable (B) o the batterie terminal (+). · Reinstall the cover of the battery box, as described in chapter 7.1.2.

  • Page 33: Correct Handling Of Damaged Batteries

    ® Invacare - Fox SERVICE MANUAL 7.4.3 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 34: Resetting Circuit Breaker

    ® SERVICE MANUAL Invacare - Fox Resetting circuit breaker If the mobility device cannot be switched on, check whether the safety cutout has triggered. The safety cutout is reset by pressing the knob inwards. See user manual. Checking the cables ·...

  • Page 35: Front Wheels

    ® Invacare - Fox SERVICE MANUAL Front wheels 7.7.1 Replacing front wheel ATTENTION: Danger of crushing to the hands and feet by the weight of the wheelchair! · Pay attention to the hand and feet. · Use proper lifting techniques.

  • Page 36: Replacing/Reversing The Swinging Axle

    ® SERVICE MANUAL Invacare - Fox Refitting the wheel: · Refit the parts in reverse order. · When installing the wheel, pay attention to the correct direction of rotation. 7.7.2 Replacing/reversing the swinging axle The swinging axle can be rotated to change the wheelbase.
  • Page 37 ® Invacare - Fox SERVICE MANUAL Dismantling the swinging axle: · Heat the screw (3) using a hot air gun to soften the thread locking adhesive. · Remove the screw (3) with a 10 mm Allen key. · Pull the swinging axle (1) off the chassis and remove the guide bushes (2 and 4).

  • Page 38: Changing The Wheelbase

    ® SERVICE MANUAL Invacare - Fox 7.7.3 Changing the wheelbase Requirements: · 5 mm Allen key · 10 mm socket spanner · Remove the seat, as described in chapter 7.12.1. · Loosen and remove the screw and nut (3). ·...

  • Page 39: Replacing The Steering Head Bearings On The Steering Wheels

    ® Invacare - Fox SERVICE MANUAL 7.7.4 Replacing the steering head bearings on the steering wheels ATTENTION: Danger of crushing to the hands and feet by the weight of the wheelchair! · Pay attention to the hand and feet. · Use proper lifting techniques.
  • Page 40 ® SERVICE MANUAL Invacare - Fox Dismantling the steering head bearings: · Release the caster locks (5) for the front wheels on the swinging axle (1). · Remove the front wheels, as described in chapter 7.1.1. · Use a screwdriver to remove the plastic cap (8).

  • Page 41: Installing The Ball Bearings

    ® Invacare - Fox SERVICE MANUAL Refitting the steering head bearings: · Assemble the parts in reverse order. Note Ensure that the bearings are inserted precisely as described in chapter 7.7.5. Ensure that the correct caster locks (5) are inserted (left-hand and right-hand sides have different locks).

  • Page 42: Replacing The Rubber Bumper

    Invacare - Fox 7.7.6 Replacing the rubber bumper Note Invacare® recommends that you replace all the rubber bumpers as soon as one needs replacing. Requirements: · 10 mm open-ended spanner Removing the rubber bumper: · Remove the swinging axle as described in chapter 7.7.2.

  • Page 43: Replacing The Caster Locks

    ® Invacare - Fox SERVICE MANUAL 7.7.7 Replacing the caster locks ATTENTION: Danger of crushing to the hands and feet by the weight of the wheelchair! · Pay attention to the hand and feet. · Use proper lifting techniques. Danger of injury due to uncontrolled movement of the wheelchair! ·...

  • Page 44: Drive Wheels

    ® SERVICE MANUAL Invacare - Fox Drive wheels 7.8.1 Replacing the drive wheels (wheel size 12½ x 2¼") ATTENTION: Danger of crushing to the hands and feet by the weight of the wheelchair! · Pay attention to the hand and feet.
  • Page 45 ® Invacare - Fox SERVICE MANUAL Refitting the wheel: · Refit the parts in reverse order. · When installing the wheel, pay attention to the correct direction of rotation. · Tighten the nut (4) to 35 Nm +/-10% Nm.

  • Page 46: Replacing The Drive Wheels (Wheel Size 12½ Ps)

    ® SERVICE MANUAL Invacare - Fox 7.8.2 Replacing the drive wheels (wheel size 12½ PS) ATTENTION: Danger of crushing to the hands and feet by the weight of the wheelchair! · Pay attention to the hand and feet. · Use proper lifting techniques.

  • Page 47: Anti-Tipper Wheels

    ® Invacare - Fox SERVICE MANUAL Refitting the wheel: · Refit the parts in reverse order. · When installing the wheel, pay attention to the correct direction of rotation. · Tighten the nut (3) to 35 Nm +/-10% Nm. Anti-tipper wheels Requirements: ·...

  • Page 48: Replacing The Parking Brake

    ® SERVICE MANUAL Invacare - Fox 7.10 Replacing the parking brake Requirements: · 5 mm Allen key · Secure the vehicle against rolling away. · Bring the seat into the service position, as described in chapter 7.12.1. Removing the parking brake: ·...

  • Page 49: Drive Unit

    ® Invacare - Fox SERVICE MANUAL 7.11 Drive unit 7.11.1 Replacing the motor/transmission unit Shark/VR2 ATTENTION: Danger of crushing to the hands and feet by the weight of the wheelchair! · Pay attention to the hand and feet. · Use proper lifting techniques.
  • Page 50 ® SERVICE MANUAL Invacare - Fox Removing the motor/transmission unit: · Loosen the four Allen screws (4) with a 5 mm Allen key. · Remove the screws (4) together with the washers. · Pull the motor transmission unit (3) downwards out of the chassis. Take into account the heavy weight of the unit.

  • Page 51: Seat System

    ® Invacare - Fox SERVICE MANUAL 7.12 Seat system 7.12.1 Moving the seat into the service position It is necessary to move the seat into the service position or to remove it for maintenance purposes or if the batteries have to be removed.
  • Page 52 ® SERVICE MANUAL Invacare - Fox Installing the seat: · Place the seat vertically onto its holder again. · Fold the seat forward. · Make sure the safety latches (A) on the center post engage.

  • Page 53: Replacing The Seat Frame

    ® Invacare - Fox SERVICE MANUAL 7.12.2 Replacing the seat frame ATTENTION: Danger of crushing! The seat/seat support is very heavy. Danger of injury to hands and feet! · Use proper lifting techniques Requirements: · Phillips screwdriver, size 2 · 5 mm/6 mm Allen key ·...
  • Page 54 ® SERVICE MANUAL Invacare - Fox · Loosen and remove the bolts (3) incl. fixing (4), the round disk (6), the washer and the nut (7) from the legrest holder. Repeat these stages on the other side of the seat frame (1).

  • Page 55: Replacing The Fabric Seat (Padded)

    ® Invacare - Fox SERVICE MANUAL 7.12.3 Replacing the fabric seat (padded) ATTENTION: Danger of crushing! The seat/seat support is very heavy. Danger of injury to hands and feet! · Use proper lifting techniques Requirements: · Phillips screwdriver, size 2 ·...

  • Page 56: Replacing The Fabric Seat (Strechted)

    ® SERVICE MANUAL Invacare - Fox 7.12.4 Replacing the fabric seat (strechted) ATTENTION: Danger of crushing! The seat/seat support is very heavy. Danger of injury to hands and feet! · Use proper lifting techniques Requirements: · Phillips screwdriver, size 2 ·...
  • Page 57 ® Invacare - Fox SERVICE MANUAL Refitting the fabric seat: · Position the backrest mounting bracket (2) according to the seat depth, so that the holes (3) and (4) are aligned. · Slightly tighten the set screws that are located underneath the backrest mounting bracket.
  • Page 58 ® SERVICE MANUAL Invacare - Fox Note The screws (3) and (4) are also used to adjust the seat depth with the backrest unit (2), see chapter 9.1.2.2. · Push the flap under the seat frame. · Refit the armrests as described in chapter 7.14.1.

  • Page 59: Replacing The Seat Plate

    ® Invacare - Fox SERVICE MANUAL 7.12.5 Replacing the seat plate ATTENTION: Danger of crushing! The seat/seat support is very heavy. Danger of injury to hands and feet! · Use proper lifting techniques Requirements: · Phillips screwdriver, size 2 · 8 mm open-ended spanner ·...

  • Page 60: Replacing The Safety Latch

    ® SERVICE MANUAL Invacare - Fox 7.12.6 Replacing the safety latch Requirements: · 24 mm open-ended spanner · Remove the seat, as described in chapter 7.12.1. Dismantling the safety latch: · Loosen the adjusting ring using a 24 mm open-ended spanner.

  • Page 61: Backrest Unit

    ® Invacare - Fox SERVICE MANUAL 7.13 Backrest unit 7.13.1 Replacing the standard backrest Requirements: · Phillips screwdriver, size 2 Dismantling the backrest unit: · Remove the backrest tube (1) from the backrest holder (2) by loosening the handwheels. ·...

  • Page 62: Replacing A Standard Backrest With Quick Release

    ® SERVICE MANUAL Invacare - Fox 7.13.2 Replacing a standard backrest with quick release Requirements: · Phillips screwdriver, size 2 · 5 mm Allen key · 13 mm open-ended spanner 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.
  • Page 63 ® Invacare - Fox SERVICE MANUAL · Loosen and remove the Allen screws (9) including washers (8), stopper (12) and nut (13) on the left-hand and right-hand side of the chair. Use an Allen key and an open-ended spanner. ·...

  • Page 64: Armrest

    ® SERVICE MANUAL Invacare - Fox 7.14 Armrest 7.14.1 Replacing the armrest Requirements: · 6 mm Allen key Dismantling the armrest: · Loosen the Allen screws (3 and 4) with a 6 mm Allen key and pull the armrest out of the holder.

  • Page 65: Replacing The Holder

    ® Invacare - Fox SERVICE MANUAL 7.14.2 Replacing the holder Requirements: · 10 mm Allen key Dismantling the holder: · Loosen the Allen screw (1) with a 10 mm Allen key and pull the holder (2) out of the seat frame (3).

  • Page 66: Replacing The Foot Plate/Heel Strap Of The Legrest

    ® SERVICE MANUAL Invacare - Fox 7.15 Replacing the foot plate/heel strap of the legrest Requirements: · 6 mm Allen key · Phillips screwdriver, size 2 Dismantling the foot plate/heel strap: · Loosen and remove the Allen screw (5) including circular washers (8) and nut (7) on the left- with a 6 mm Allen key.

  • Page 67: Installing Accessories

    ® Invacare - Fox SERVICE MANUAL Installing accessories Replacing the holding strap Requirements: · 13 mm open-ended spanner · 5 mm Allen key Note A spacer washer (4) is fixed between the two washers so that the belt mounting can rotate freely.

  • Page 68: Curb Climber

    ® SERVICE MANUAL Invacare - Fox Curb climber 8.2.1 Replacing the positioning shoe · Remove 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.

  • Page 69: Replacing The Curb Climber

    ® Invacare - Fox SERVICE MANUAL 8.2.2 Replacing the curb climber ATTENTION: Danger of crushing! Injury hazards to hands! The gas pressure spring is under pressure! · Take care with your hands. Use suitable tools. Requirements: · 5 mm Allen key ·...

  • Page 70: Further Accessories

    When applying the correct tightening torque to the nut (6), ensure that the curb climber is seated so that it can move. Further accessories Note The installation instructions for additional accessories are available at your Invacare® specialist supplier or directly from Invacare®.

  • Page 71: Adjusting The Seating Position

    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 72: Adjusting The Lower Leg Length And Seat Depth

    Invacare - Fox Adjusting the lower leg length and seat depth 9.1.1 Adjusting the lower leg length Invacare® offers a range of legrests which can be adjusted individually. See operation manual. 9.1.2 Adjusting the seat depth A: Seat depth B: Center of gravity of the seat/ seat position...

  • Page 73: Adjusting The Seat Depth Via The Backrest Unit (Fabric Seat Padded)

    ® Invacare - Fox SERVICE MANUAL 9.1.2.1 Adjusting the seat depth via the backrest unit (fabric seat padded) ATTENTION: Danger of crushing! The seat/seat support is very heavy. Danger of injury to hands and feet! · Use proper lifting techniques Requirements: ·...

  • Page 74: Adjusting The Seat Depth Via The Backrest Unit (Fabric Seat Strechted)

    ® SERVICE MANUAL Invacare - Fox 9.1.2.2 Adjusting the seat depth via the backrest unit (fabric seat strechted) ATTENTION: Danger of crushing! The seat/seat support is very heavy. Danger of injury to hands and feet! · Use proper lifting techniques Requirements: ·...

  • Page 75: Adjusting The Seat Height

    ® Invacare - Fox SERVICE MANUAL Adjusting the seat height 9.2.1 Adjusting seat height above centre column See user manual. 9.2.2 Adjusting seat height above seat support ATTENTION: Danger of crushing! The seat/seat support is very heavy. Danger of injury to hands and feet! ·...

  • Page 76: Adjusting The Seat Tilt

    ® SERVICE MANUAL Invacare - Fox · Fix the bolts (3) in the required drill hole (A or B). Fixing (A) = short wheelbase - 51 cm seat height - high/rear Fixing (B) = long wheelbase - 51 cm seat height - high/front ·...
  • Page 77 ® Invacare - Fox SERVICE MANUAL A: Seat depth B: Center of gravity of the seat/ seat position Note The user weight and seat depth have strong influences on the choice of the Center of gravity of the seat. If the user is heavy and the seat depth is greater, the focus should be the farther back.
  • Page 78 ® SERVICE MANUAL Invacare - Fox ATTENTION: Danger of crushing! The seat/seat support is very heavy. Danger of injury to hands and feet! · Use proper lifting techniques Requirements: · 6 mm Allen key · 8 mm open-ended spanner Note When disassembling, take care of small parts such as screws and washers.
  • Page 79 ® Invacare - Fox SERVICE MANUAL · Fix the bolts (3) in the required drill hole (A or B). Fixing (A) = short wheelbase - 48 cm seat height - deep/rear Fixing (B) = long wheelbase - 48 cm seat height - deep/front ·...

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