Invacare Mirage Service Manual
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Invacare Mirage Service Manual

Invacare Mirage Service Manual

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Invacare® Mirage

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Summary of Contents for Invacare Mirage

  • Page 1: Service Manual

    Invacare® Mirage Service manual...
  • Page 2 Introduction • This manual provides basic details to enable the Invacare® MIRAGE Wheelchair to be maintained. It is not intended to be a comprehensive maintenance guide/policy, but is intended for use by competent personnel to enable the chair to be adequately maintained.

  • Page 3: Notes On Transport

    • Alterations to the wheelchair 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. • We reserve the right to make any alterations on the grounds of technical improvements.

  • Page 4: Table Of Contents

    Contents Section Page Layout of Modules, Components and Controls Safety and Assembly Instructions Tools Required Armrests Legrests Upholstery, Seat and Back Castor Wheel and Fork Rear Wheel Frame and Chassis Motor Assembly Gearbox Assembly Control System Batteries and charger Mechanical Brakes Fault Diagnostics Servicing Requirements...

  • Page 5: Layout Of Modules Components And Controls

    Layout of Modules components and controls Main Frame Motor Gearbox Front Castor Wheel Rear Drive Wheel Legrest Seat Backrest Armrest Footplate Shark Remote Shark Power Module Battery Boxes Back Brace Anti Tipper Wheels Mechanical Brakes Batteries (Removed) Legrests (Removed) Armrests (Removed) Backrest (removed) Folded Chassis...

  • Page 6: Safety And Assembly Instructions

    Safety and assembly 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. Caution: •...

  • Page 7: Tools Required

    Tools Required The following list gives the basic tools required to perform the maintenance procedures as illustrated in this manual. • 1 –Open Ended Spanner (7mm) • 2 - Open End Spanner (8mm) • 2 - Open End Spanner (10mm) •...

  • Page 8: Armrests

    Armrests Armrest Top – Parts Armpad Armrest top assembly Armpad screws Hand wheel Armrest Lower – Parts Skirt Guard Armrest Lower Tube Screws Skirt Guard Clamps Hand wheel Fixing Hand wheel Armrest Socket...

  • Page 9: Armrest Lower Assembly

    Tools Required: 1. No 2 Cross Point Screwdriver 2. Flat Headed Screwdriver Inspection: 1. Check that the skirt guard (5) is fixed and not physically damaged. If the panel is loose retighten the fixing screws (7), install a new panel if necessary. 2.

  • Page 10: Legrests

    Legrests Legrest Hanger – Parts Hanger tube Hanger support Assy Hanger pivot Screw Screw Screw Hanger Lock Hanger Lock screw and nut Standard Footplate – Parts Lower footplate tube Footplate Screw Spacers Adjustable Footplate – Parts Adjustment Fixings Tools Required:...
  • Page 11 • No 2 Cross Point Screwdriver • 5mm Hex Wrench • 10mm open ended spanner • Mallet Inspection: 1. Check that the footplate fits securely and operates correctly. 2. Check the operation of the footplate extension, clamping and adjustment screw (5). 3.

  • Page 12: Upholstery Seat And Back

    Upholstery Seat and Back Parts Backpost Push Bar Hand wheel Screw Back Upholstery Seat Upholstery Screw Tools Required: • No 2 Cross Point Screwdriver Inspection: 1. Check that the upholstery (5) (6) does not excessively sag, is unevenly stretched, worn or torn. Pay particular attention to buckles and straps inside tension adjustable back upholstery.

  • Page 13: Castor Wheel And Fork

    Castor Wheels and Forks Parts Castor Fork Fork stem Bearings Axle bolt Axle nut Bearing Castor wheel Tyre Inner tube Hub centre Tools Required: • 19mm Open Ended Spanner • 19mm Socket / Wrench • 13mm Open Ended Spanner x 2 •...
  • Page 14 4. Remove the lower fork bearing (4) using a drift and a mallet, tapping gently to avoid damaging the bearing. 5. To remove the castor wheels undo the axle nut (6) with a 13mm spanner using a second spanner at the other end of the axle bolt (5) to lock against rotation. Remove the axle bolt and remove the wheel from the fork.

  • Page 15: Rear Wheel

    Rear Wheel Parts Tyre Inner Tube Inner Rim Outer rim Screws Washer Wheel Bolts Motor shaft Bolt Wheel Hub Tools Required: 1. 5mm Hex Wrench 2. Mallet 3. Pressure Gauge 4. Pump 5. Vice 6. Valve Remover 7. Flat Bladed Screwdriver 8.
  • Page 16 Caution: • Ensure the tyre is fully deflated before attempting to separate to the two halves of the Wheel Rims. 4. Remove the tyre (1) and tube (2). 5. To remove the Wheel Hub from the Axle Shaft locate loosen and remove the Motor shaft Bolt (7) and washer (5) that secures the Wheel Hub to the Axle Shaft using a 5mm Hex Wrench.

  • Page 17: Frame And Chassis

    Chassis Parts : Anti Tipper Battery Rail Anti Tipper Socket Rear Tie Down Clamp Side Frame LH Seat Stay Hanger Bracket Plastic Side Frame Fittings Control Module Bracket Side Frame RH Seat Saddle U Bracket Seat Clamp Handwheel X-Brace (Seat Frame) Backrest Insert Tools Required: •...
  • Page 18 Disassembly Note: • Remove batteries, backrest, legrest and armrest before proceeding with the following. It is optional to remove the wheels or motors before proceeding with the following. • See Section 11 for information on how to remove motor gearbox. 1.

  • Page 19: Motor Assembly

    10 Motor Parts : Electro Magnetic Brake Brush Connector Motor Complete Commutator Motor End Cap 10.1 Tools Required • No 1 Cross Point Screwdriver • Flat Headed Screwdriver • Soldering Iron • Multimeter • 3mm Hex Wrench 10.2 Inspection 1. Check motor assembly for damage. 2.
  • Page 20 1. Remove the motor end (6) via the two cross point screws using a No 1 cross point screw driver. 2. Remove the two/three electro magnetic brake (1) fixing screws and remove the brake. 3. Remove the brush (2) feeder wire termination screws, release the brush springs and remove the brushes (2).

  • Page 21: Gearbox Assembly

    11 Gearbox Parts : Gearbox Top Gearbox Housing Screws Clutch Lever Upper Clutch Lever Lower Gearbox Top Gasket Motor / Gearbox Gasket 11.1 Tools Required • 5mm Hex Wrench • 8mm Open Ended Spanner • Pin Hammer • Punch • Pliers •...
  • Page 22 4. To detach the gearbox from the motor, degrease the gearbox, remove the four fixing screws with an 8mm spanner, taking care not to deface or damage any gear teeth. Separate the gearbox and motor assembly. 11.4 Assembly 1. To reassemble reverse steps 2 to 5 ensuring correct motor to gearbox alignment is achieved. 2.

  • Page 23: Control System

    12 Control System Parts : Shark Joystick Remote Power Module Bracket Screws Screw Control Arm Screw Shark Power Module Joystick Knob 12.1 Tools Required • 3mm Hex Wrench • 5mm Hex Wrench • 7mm Open Ended Spanner • 8mm Open Ended Spanner •...
  • Page 24 Joystick Remote 1. Unplug the shark remote (1) from shark power module (4). 2. Depending on the type of control arm (3) fitted to the wheelchair, remove the screws (2) using either a 5mm Hex Wrench or 8mm Open Ended Spanner. Remove Joystick Remote 3.
  • Page 25 12.6 Schematic Diagram...

  • Page 26: Batteries And Charger

    13 Batteries and Charger Parts: Front Battery Box Battery Box Connector Rear Battery Box Charger Battery Box Straps Fuse / Breaker (not Shown) 13.1 Tools Required • No 1 Cross Point Screwdriver • Pliers • Multimeter • Flat Bladed Screwdriver •...
  • Page 27 13.3 Disassembly 1. Unplug the battery leads (4), and remove the battery wire harness (see section 12) if still present. 2. Undo the battery straps (3) 3. Unclip the battery box lids, remove the battery caps, and with a 10mm / 11mm spanner, undo the battery terminals.

  • Page 28: Mechanical Brakes

    14 Mechanical Brakes Parts : Clamp Screws Anti Rotation Screw Handgrip Brake Shoe Brake fixing Rail 14.1 Tools Required • 5mm Hex Wrench • 4mm Hex Wrench 14.2 Inspection 1. Check that the brake mechanism has no excessive looseness, is not worn or damaged. 2.

  • Page 29: Fault Diagnostics

    15 Fault Diagnostics 15.1 General Drive Faults Wheelchair will not start Drive motors Engage Motors Section 11.2 disengaged No display on Batteries Replace batteries Section 13 joystick remote defective Flat Batteries Charge batteries Section 13 Power supply Check battery Section 13.2 interrupted Fuse / breaker Check cable at...
  • Page 30 Wheelchair runs too slowly Remote defective Replace remote Section 12.3 Power module Power module Section 12.3 defective defective Check / replace Batteries defective Section 13.2 batteries 15.2 General Trouble Shooting Symptom Check / Action ON/OFF button pressed to ON, • Are the battery cables connected ? Joystick lights do not light up wheelchair •...
  • Page 31 Display Description This Means That ….. Notes All LED’s off Power is off All LED’s on steady Power is ON Less LED’s imply a reduced battery charge/ Left red LED flashing Battery charge is low Charge batteries as soon as possible. Right to Left LED chase Shark is being brought out of To unlock shark, press the...
  • Page 32 Replace the power module Shark Communications Fault Check Shark connections and wiring Replace the Shark control unit Unknown Fault Check all connections and wiring Consult a service agent Incompatible Control Unit Wrong type of control unit connected. Ensure the branded power module matches that of the control unit.
  • Page 33 15.5 Hand Held Programmer (HPP) Diagnostics Fault Description Notes Code Code User Fault Possible stall timeout or user error Release the joystick and try again Battery fault Batteries are too low to drive with or voltage is too high or low Left Motor Fault (M2) Left motor short circuit Left motor open circuit...
  • Page 34 Right park brake output enabled when chair idle Right park brake output did not enable when entering drive Right park brake fault during power up test Right park brake feedback low during drive (park brake short circuit) Shark Control Unit Local remote fault (electronics, power button Fault fault etc).

  • Page 35: Servicing Requirements

    16 Servicing Requirements INVACARE recommends that routine servicing be carried out at six monthly intervals. The routine service Consists of the following: 16.1 Motors • Inspect plugs for physical damage. • Inspect insulation for cracks and splits. • Check and clean brake. Resistance = Approx. 50 - 80 Ohms.
  • Page 36 Portugal: Rua Senhora de Campanhã 105 · P-4369-001 Porto Sverige & Suomi: Fagerstagatan 9 · P.O. Box 66 · S-163 91 Spånga United Kingdom & Eire: South Road · Bridgend Industrial Estate · Bridgend CF31 3PY · UK MIRAGE-V-01-UK 0104 1441763...

  • Page 37: Updating Software

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

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