Permobil X850 Service Manual
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Service manual
English
X850

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Summary of Contents for Permobil X850

  • Page 1 Service manual English X850...
  • Page 3 It is important that anyone who performs maintenance and repairs described in this manual reads and understands the content of this manual so that the work is performed professionally. Always state the chassis number when contacting Permobil to ensure that the correct information is provided.
  • Page 4 Text Produced and published by Permobil AB Edition: Edition 2, 2015-09 Order no: 205214-UK-0...
  • Page 6 6466 GZ Kerkrade Netherlands Tel: +31 (0)45 564 54 80 Fax: +31 (0)45 564 54 81 Email:: info@permobil.nl The Permobil Group’s Head Office Permobil AB Box 120 861 23 Timrå Sweden Tel: +46 60 59 59 00 Fax: +46 60 57 52 50 E-mail: info@permobil.se...
  • Page 7: Table Of Contents

    Permobil X850 Contents CONTENTS Serial Number labels ............................ 9 Repairs ................................. 11 Adjustments ..............................53 Troubleshooting ............................55 Cabling Overview............................57...
  • Page 9: Serial Number Labels

    Permobil X850 Serial Number labels SERIAL NUMBER LABELS Chassis Figure 1. Chassis identification number. Seat lift Figure 2. Seat lift ID number.
  • Page 10 Permobil X850 Serial Number labels...
  • Page 11: Repairs

    Permobil X850 Repairs REPAIRS Covers....................12 Batteries ................... 16 Drive wheels ..................18 Front wheels ..................20 Inner tube ..................21 Filling tyres with air................22 Shock absorbers ................23 Brake release cables ..............24 Brake release switch............... 26 Magnetic brake ................27 Drive motor..................
  • Page 12: Covers

    Permobil X850 Repairs Covers Removing the chassis covers 1. Chassis with electric seat lift: Place the wheelchair on a level surface. Raise the seat to the highest posi- tion. If the seat lift does not work normally because the batteries are discharged or the motor is defective, see Manual raising/lowering, Page 31.
  • Page 13 Permobil X850 Repairs Removing the footplate The foot plate is fitted with ten screws, three on the right and left sides and four on the top of the foot plate. See fig. 6. 1. Unscrew and remove the ten screws that hold the foot plate in place.
  • Page 14 Permobil X850 Repairs Removing the front mudguard The front mudguards are held in place with four screws each. 1. Unscrew and remove the four screws that hold the front mudguard in place. See fig. 7. 2. Lift the mudguard up.
  • Page 15 Permobil X850 Repairs Removing the crush protection The crush protection is held in place with two screws. 1. Place the wheelchair on a level surface. Raise the seat to the highest position. If the seat lift does not work normally because the batteries are discharged or the motor is defective, see Manual raising/lower- ing, Page 31.
  • Page 16: Batteries

    Permobil X850 Repairs Batteries WARNING! Be careful when using metal objects when working with batteries. A short-circuit can easily cause an explosion. Always use safety gloves and safety goggles. Removal 1. Place the wheelchair on a level surface. 2. Switch off the power supply using the ON/OFF key on the control panel and switch the automatic main fuse to Off.
  • Page 17 Permobil X850 Repairs Assembly 1. Lift two new batteries into place. The battery poles must face out from the centre of the chassis. WARNING! Be careful when using metal objects when working with batteries. A short-circuit can easily cause an explosion.
  • Page 18: Drive Wheels

    Permobil X850 Repairs Drive wheels Removal 1. Switch off the power supply with the On/Off key on the control panel. 2. Lift up and chock up the wheelchair chassis so that the wheel in question is free of the ground.
  • Page 19 Permobil X850 Repairs Assembly 1. Check that the axle and rim are not damaged. If nec- essary, clean to remove dirt and rust. Replace dam- aged parts. 2. Check that the parallel key is properly located and is not damaged. Fit a new parallel key if necessary.
  • Page 20: Front Wheels

    Permobil X850 Repairs Front wheels Removal 1. Switch off the power supply with the On/Off key on the control panel. 2. Lift up and chock up the wheelchair chassis so that the wheel in question is free of the ground.
  • Page 21: Inner Tube

    Permobil X850 Repairs Inner tube Replacement 1. Switch off the power supply with the On/Off key on the control panel. 2. Lift up and chock up the wheelchair chassis so that the wheel in question is free of the ground.
  • Page 22: Filling Tyres With Air

    Permobil X850 Repairs Filling tyres with air Tyre pressure Check at regular intervals that the wheelchair’s tyres have the correct tyre pressure. The incorrect tyre pres- sure may mean lower stability and manoeuvrability and result in abnormal wear and shorter range. Therefore, check regularly that the tyre pressure is 200-250 kPa (2- 2.5 bar).
  • Page 23: Shock Absorbers

    Permobil X850 Repairs Shock absorbers Removal 1. Switch off the power supply with the On/Off key on the control panel. 2. Lift up and chock up the wheelchair chassis so that the wheel in question is free of the ground.
  • Page 24: Brake Release Cables

    Permobil X850 Repairs Brake release cables Removal 1. Place the wheelchair on a level surface. If the chassis has an electric seat lift, raise the seat to the highest position. If the seat lift does not work normally be- cause the batteries are discharged or the motor is de- fective, see page 22.
  • Page 25 Permobil X850 Repairs Assembly 1. First fit the cable at the release lever, then at the mag- netic brake. 2. Adjust the cable sleeve length with the adjusting screw (2) so that the cable is tensioned so that the brake release switch is activated immediately before the cable pulls the release shackle.
  • Page 26: Brake Release Switch

    Permobil X850 Repairs Brake release switch Removal 1. Remove the chassis covers. See page 7. 2. Switch the main fuse to OFF. See page 36. 3. Remove the brake release mechanism. It is held in place with two screws. See the illustration.
  • Page 27: Magnetic Brake

    Permobil X850 Repairs Magnetic brake Removal 1. Place the wheelchair on a level surface. If the chassis has an electric seat lift, raise the seat to the highest position. If the seat lift does not work normally be- cause the batteries are discharged or the motor is de- fective, see page 22.
  • Page 28: Drive Motor

    Permobil X850 Repairs Drive motor Removal 1. Place the wheelchair on a level surface. If the chassis has an electric seat lift, raise the seat to the highest position. If the seat lift does not work normally be- cause the batteries are discharged or the motor is de- fective, see page 22.
  • Page 29 Permobil X850 Repairs CAUTION! The wheelchair must not be lifted by the seat or seat lift as this can damage the wheelchair and its components. 5. Remove the rear wheel on the relevant side. See page 12. 6. Remove the electrical connection of the magnetic brake from the connection box.
  • Page 30: Fixed Seat

    Permobil X850 Repairs Fixed seat Folding the seat To be able to remove the chassis covers on a chassis with a fixed seat, the seat’s rear mounting must be re- moved so that the seat can be folded forwards. 1. Remove the rear chassis cover. See page 7.
  • Page 31: Electric Seat Lift

    Permobil X850 Repairs Electric seat lift Manual raising/lowering If the seat lift does not work normally because the bat- teries are discharged or the motor is defective, the seat can be raised/lowered manually. 1. Switch off the power supply with the On/Off key on the control panel.
  • Page 32 Permobil X850 Repairs Removal 1. Place the wheelchair on a level surface. Raise the seat to the highest position. If the seat lift does not work normally because the batteries are discharged or the motor is defective, see page 22.
  • Page 33: Seat Lift Motor

    Permobil X850 Repairs Seat lift motor Removal 1. Place the wheelchair on a level surface. Raise the seat to the highest position. If the seat lift does not work normally because the batteries are discharged or the motor is defective, see page 22.
  • Page 34: Electric Wheelbase Adjustment

    Permobil X850 Repairs Electric wheelbase adjustment Removal 1. Place the wheelchair on a level surface. If the chassis has an electric seat lift, raise the seat to the highest position. If the seat lift does not work normally be- cause the batteries are discharged or the motor is de- fective, see page 22.
  • Page 35: Front

    Permobil X850 Repairs Front Removal 1. Switch off the power supply using the ON/OFF key on the control panel and switch the automatic main fuse to Off. It is accessible via a recess on the chassis. See page 36. 2. Remove the foot plate. See page 8.
  • Page 36: Steering Knuckle Suspension And Bearings

    Permobil X850 Repairs Steering knuckle suspension and bearings Removal WARNING! The wheelchair must not be lifted by the seat or seat lift as this can damage the wheelchair and its components. 1. Switch off the power supply with the On/Off key on the control panel.
  • Page 37 Permobil X850 Repairs Turn the steering knuckle around. Press out the spring using a screwdriver. Figure 52. Steering knuckle. NOTE! Be very careful when removing the spring so that the two O-rings and the sliding bushing are not damaged. 10. Replace the ball bearing, sliding bushing and knuckle spring as required.
  • Page 38: Potentiometer

    Permobil X850 Repairs Potentiometer Removal 1. Switch off the main power switch on the control panel. 2. Remove the foot plate. See page 8. 3. Remove the potentiometer’s cover plate. See the illustration. 4. Cut off the cable tie that holds the potentiometer’s ca- bling in place.
  • Page 39: Power Steering Actuator

    Permobil X850 Repairs Power steering actuator Removal 1. Switch off the main power switch on the control panel. 2. Remove the foot plate. See page 8. 3. Divide the actuator’s cabling at the contacts on the cabling. 4. Remove the locking nut on the actuator’s front mount- ing.
  • Page 40: Toe-In Check

    Permobil X850 Repairs Toe-in check Ensure that the steering is adjusted so it is straight forwards. The distance between the centre line of the front tyres must be 2-4 mm less on the front of the tyres than on the rear.
  • Page 41: Toe-In Adjustment

    Permobil X850 Repairs Toe-in adjustment 1. Ensure that the steering is adjusted so it is straight forwards. 2. Switch off the power supply with the On/Off key on the control panel. 3. Remove the foot plate. See page 8. 4. Remove the locking nuts on the steering connecting rods’ mountings. See the illustration.
  • Page 42: Bushings In Wheelbase Adjustment

    Press in new bushings. Press the inner bushing in to the edge of the recess for the stop lug. The outer bushing should be level with the front edge of the tube. See the illustration. Use Permobil’s special tool (Art. no.: INR8205) or fit the bushings in some other way.
  • Page 43: Bushing And Plastic Guide

    Permobil X850 Repairs Bushing and plastic guide Replacement 1. Switch off the power supply using the ON/OFF key on the control panel and switch the automatic main fuse to Off. It is accessible via a recess on the chassis. See the illustration.
  • Page 44: Electronics (Safe Gate)

    Permobil X850 Repairs Electronics (Safe Gate) Removal 1. Place the wheelchair on a level surface. If the chassis has an electric seat lift, raise the seat to the highest position. If the seat lift does not work normally be- cause the batteries are discharged or the motor is de- fective, see page 22.
  • Page 45: Connection Box

    Permobil X850 Repairs Connection box Removal 1. Place the wheelchair on a level surface. If the chassis has an electric seat lift, raise the seat to the highest position. If the seat lift does not work normally be- cause the batteries are discharged or the motor is de- fective, see page 22.
  • Page 46: Fuses

    Permobil X850 Repairs Fuses Resetting the main fuse The main fuse also functions as a battery isolator but it is usually called the main fuse. It is not normally necessary to replace the main fuse as it is automatic and can be reset when it has been triggered.
  • Page 47 Permobil X850 Repairs Replacing the Main Fuse 1. Place the wheelchair on a level surface. If the chassis has an electric seat lift, raise the seat to the highest position. If the seat lift does not work normally be- cause the batteries are discharged or the motor is de- fective, see page 22.
  • Page 48 Permobil X850 Repairs Replacing fuses for charging, actuator, lights/indicators Fuses for the actuator (15 A) and lights/indicators (7.5 A) are located at the lower edge of the rear of the wheelchair (connection box). The charging fuse (20 A) is located between the right drive motor and the chassis. All these fuses are accessible from the rear of the wheelchair.
  • Page 49: Front Lights

    Permobil X850 Repairs Front lights Changing a bulb 1. Switch off the power supply with the On/Off key on the control panel. 2. Remove the ring that surrounds the light by carefully levering with a screwdriver between the ring and the light housing.
  • Page 50: Front Indicators

    Permobil X850 Repairs Front indicators Removal 1. Switch off the power supply with the On/Off key on the control panel. 2. Remove the foot plate. See page 8. 3. Divide the indicator light’s cabling at the contact on the cabling. This is located on the inside of the foot plate.
  • Page 51: Rear Lights/Indicators

    Permobil X850 Repairs Rear lights/indicators Removal 1. Switch off the power supply with the On/Off key on the control panel. 2. Remove the rear chassis cover. See page 7. 3. Divide the light’s cabling at the contact on the cabling.
  • Page 52 Permobil X850 Repairs...
  • Page 53: Adjustments

    Permobil X850 Adjustments ADJUSTMENTS Manual wheelbase adjustment ............. 54...
  • Page 54: Manual Wheelbase Adjustment

    Permobil X850 Adjustments Manual wheelbase adjustment Adjustment On delivery, the wheelchair is always transported ad- justed to the minimum length. When it has been un- packed, it must be adjusted to the correct length. The length is adjusted using the adjusting rod at the rear.
  • Page 55: Troubleshooting

    Permobil X850 Troubleshooting TROUBLESHOOTING Troubleshooting guide ..............56...
  • Page 56: Troubleshooting Guide

    The following troubleshooting guide describes a number of faults and events which may occur when you use your wheelchair, together with suggested remedies. Note that this guide cannot describe all the problems and events which may occur and you should always contact your service contact or Permobil in case of doubt. EVENT...
  • Page 57: Cabling Overview

    Permobil X850 Cabling Overview CABLING OVERVIEW Chassis................................. 58...
  • Page 58 Permobil X850 Cabling Overview Chassis...
  • Page 59 Permobil X850 Cabling Overview...
  • Page 60 Permobil X850 Index INDEX Batteries........16 Toe-in adjustment......41 Brake release cables ....24 Toe-in check .......40 Brake release switch ....26 Troubleshooting guide ....56 Bushing and plastic guide ....43 Tyre pressure — Filling with air..22 Bushings in wheelbase adjustment ........42 Connection box ......45 Covers ........12...
  • Page 62 (dD 0 I 1 I | S S T V X z...

Table of Contents