Invacare Pronto M41 Series Service Manual
  1. Manuals
  2. Brands
  3. Invacare Manuals
  4. Wheelchair
  5. Pronto M41
  6. Service manual
Invacare Pronto M41 Series Service Manual

Invacare Pronto M41 Series Service Manual

Hide thumbs Also See for Pronto M41 Series:
Table of Contents

Advertisement

Quick Links

Download this manual
PROVIDER: Keep this manual.
The procedures in this manual MUST be performed by a qualified
technician.
Invacare® Pronto™ M41 Series
en Power Wheelchair
Service Manual

Advertisement

Table of Contents
loading

Related Manuals for Invacare Pronto M41 Series

Summary of Contents for Invacare Pronto M41 Series

  • Page 1 Invacare® Pronto™ M41 Series en Power Wheelchair Service Manual PROVIDER: Keep this manual. The procedures in this manual MUST be performed by a qualified technician.
  • Page 2 All rights reserved. Republication, duplication or modification in whole or in part is prohibited without prior written permission from Invacare. Trademarks are identified by ™ and ®. All trademarks are owned by or licensed to Invacare Corporation or its subsidiaries unless otherwise noted.

  • Page 3: Table Of Contents

    Contents 6.12.4 Connecting/Disconnecting Battery Cables ..41 6.12.5 Replacing Batteries......43 7 Seating .

  • Page 4: General

    You can find information about ordering spare parts in the spare parts catalogue. Spare parts must match original Invacare parts. Only use spare parts which have been approved by Invacare. The product may only be maintained and overhauled by qualified personnel.

  • Page 5: Safety

    Safety 2 Safety 2.1 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 user manual. •...
  • Page 6 – Changes to the drive program may only be carried out by trained Invacare providers. – Invacare supplies all mobility devices with a standard drive program ex-works. Invacare can only give a warranty for safe mobility device driving behavior - especially tipping stability - for this standard drive program.

  • Page 7: Hygiene

    Use saturated Cleaning and reconditioning disinfectant wipes disinfection and clean* the device surface. *Invacare uses detergent "Nücosept special" 1.5% in water ml/ml Disinfection Tools • Disposable wipes (fleece) • Brushes to clean areas difficult to access Further Information For more information contact your Invacare service department.

  • Page 8: Setup

    To adapt the mobility device optimally to the requirements of the user, we recommend that you ask your authorised Invacare provider to adjust 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 9: Adjusting Seat Position On Seat Base

    Setup 1. Remove seat, see 7.1 Replacing Seat Assembly, page 45. 2. Remove seat base (3) from seat assembly, see 4.3.1 Adjusting Seat Position on Seat Base, page 9 . 3. Remove six mounting screws (5) located under seat that secure seat back assembly (1) in place.
  • Page 10 Invacare® Pronto™ M41 Series 1. Remove seat. See 7.1 Replacing Seat Assembly, page 2. Remove four mounting screws (4) and washers (3) securing the seat pivot to seat base (2). 3. Separate seat pivot from seat base. Fig. 4-4 4. See following list to determine correct mounting holes to achieve desired seat position.

  • Page 11: Adjusting Seat Height (Captain's Seat And Standard Seat)

    Setup Seat Post Mounting Weight Limitation 1–Inch (25.4 mm) Standard 1–Inch (25.4 mm) Hole Back Forward 150 lbs (68 kg) Legend: Y - Use N/A - Do not use 4.4 Adjusting Seat Height (Captain's Seat and Standard Seat) The seat can be adjusted to five height positions in 1-inch (25.4 mm) increments. For more information about the proper seat post mounting positions (1), see 4.3 Adjusting Seat Depth, page 8 .

  • Page 12: Adjusting Seat Angle (Modulite)

    Invacare® Pronto™ M41 Series 1. Remove seat plate or sling seat. See Modulite service manual. 2. Loosen and remove screws (3) and self-locking nuts (1) in front and rear (2). Fig. 4-7 3. Adjust seat frame (2) to desired mounting position (a, b or c).

  • Page 13: Adjusting Centre Of Gravity Of Seat

    Setup 1. Remove seat plate or sling seat. See Modulite service manual. 2. Loosen and remove screws (4) and self-locking nuts (2) including washers (2). Fig. 4-9 3. Choose desired hole (1) to adjust seat angle with seat frame (3). •...
  • Page 14 Invacare® Pronto™ M41 Series Fig. 4-12 For best possible driving characteristics of rear-wheel drive wheelchairs, the weight to be distributed: 30 – 40 % front and 60 - 70 % rear. 1568396-C...

  • Page 15: Testing

    4. If there is a defect, replace motor and send it to Invacare Service for inspection or repair. Fig. 5-2 DuraWatt motor serves as an example. 5.3 Rain test •...

  • Page 16: Field Load Test

    Invacare® Pronto™ M41 Series 5.4 Field Load Test Old batteries loose their ability to store and release power due to increased internal resistance. In this procedure, batteries are tested under load using a digital voltmeter to check battery charge level at the charger connector. The charger connector is located on the remote.
  • Page 17 Testing DON’T Don’t use chargers or batteries that are not appropriate Follow recommendations in this manual when selecting for the chair. a battery or charger. Don’t put new batteries into service before charging. Fully charge a new battery before using. Don’t tip or tilt batteries.

  • Page 18: Service

    Invacare® Pronto™ M41 Series 6 Service 6.1 General warning information on installation work CAUTION! Risk of injury and damage to property, if the maximum speed reduction on a mobility device with a lifter does not function correctly The mobility device’s control unit must reduce the maximum possible speed as soon as the lifter is raised.
  • Page 19 Service IMPERIAL METRIC inch 3.5719 9/64 3.9688 5/32 4.3656 11/64 4.7625 3/16 5.1594 13/64 5.5563 7/32 5.9531 15/64 6.3500 6.7469 17/64 7.1438 9/32 7.5406 19/64 7.9375 5/16 8.3344 21/64 8.7313 11/32 9.1281 23/64 9.5250 9.9219 25/64 10.3188 13/32 10.7156 27/64 11.1125 7/16 11.5094...

  • Page 20: Troubleshooting

    The power modules used are described in the corresponding controls manual. 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. 6.4.2 Drive Fault Diagnosis Problem...
  • Page 21 Service Documentation Problem Other Symptoms Possible Cause Solution None Error message does Bad connections Check cabling. See 6.11.6 Checking not disappear Cables, page 39. See 5.2 Testing Motor Motor brake defective Measure internal Brake, page 15 and resistance of brakes, replace motor if 6.8.1 Replacing Motor, defective.

  • Page 22: Charging Device Fault Diagnosis

    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 out.

  • Page 23: Service Plan (Once A Year)

    Service 6.5 Service Plan (Once a Year) CAUTION! Risk of injury and damage to property, if maximum speed reduction on wheelchair with lifter does not function correctly The wheelchair’s electronics must reduce the maximum possible speed as soon as the lifter is raised. –...

  • Page 24: Overview

    Invacare® Pronto™ M41 Series Component Notes Check Remedy Power legrests (if Check cable Replace cable if fitted) necessary. Check contacts Check functions Battery mounting Check battery support Replace if necessary. and mounting belts for damage Batteries Check batteries for Replace batteries if See 6.12.5 Replacing Batteries,...

  • Page 25: Moving Seat Into Service Position (Modulite)

    Service Under Seat Depending on seat variant (1) Tilt actuator (optional) (2) Elevate actuator (optional) Fig. 6-2 6.7 Moving Seat into Service Position (Modulite) 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 26: Drive Components

    Invacare® Pronto™ M41 Series 6.8 Drive Components 6.8.1 Replacing Motor • 24 mm wrench • 19 mm socket wrench • 13 mm socket wrench • 11 mm socket wrench • Two 5–inch (12 cm) blocks 1. Remove seat, refer to 7.1 Replacing Seat Assembly, page 45.

  • Page 27: Replacing Spring

    Service 1. Remove front castor assembly, refer to 6.8.4 Replacing Forks and/or Castor Assemblies, page 27. 2. Remove drive wheel, refer to 6.9.6 Replacing Drive Wheel (1-Bolt Installation), page 32. 3. Remove top shroud, refer to 6.10.1 Replacing Top Shroud, page 36. 4.

  • Page 28: Adjusting Forks

    Invacare® Pronto™ M41 Series Removing Forks and/or Castor Assemblies 1. Remove castor (7) from fork if necessary, refer to 6.9.7 Replacing Castor Wheel on Double-Sided Fork, page 33. 2. Remove head tube cap (1). 3. Remove locknut (2), washer (3), and spacer (5) securing the fork (6) to headtube (4).

  • Page 29: Wheels

    The following are instructions on maintenance and repairs that can be performed by the user. For the specifications of spare parts please see Technical Data, or consult the service manual, available from Invacare (in this connection please see the addresses and phone numbers at the end of this user manual). In case you require assistance, please contact your Invacare dealer.

  • Page 30: Specific Tightening Torques

    Invacare® Pronto™ M41 Series There are five chapters about tyre repair and wheel replacement: • Replacing Drive Wheel (5–Screw Installation) • 6.9.6 Replacing Drive Wheel (1-Bolt Installation), page 32 • 6.9.7 Replacing Castor Wheel on Double-Sided Fork, page 33 •...
  • Page 31 Service Models Drive wheels 10” x 3” 12 1/2” x 2 1/4” 14” 4–Spoke 3–Spoke 5–Spoke 5–Spoke 3–Spoke 5–Spoke 5–Spoke 5–Spoke Plastic Rim Rim for (1–Bolt In- (1–Bolt In- (1–Bolt In- (1–Bolt In- (1–Bolt In- (1–Bolt In- (5–Screw True Track* stallation) stallation) stallation)

  • Page 32: Replacing Drive Wheel (1-Bolt Installation)

    Invacare® Pronto™ M41 Series Models Castor Wheels 6” 8” 9” 10” Single- Double-Sided Fork Double- Double- Single- Sided/ Sided Fork Sided Fork Sided Fork Double- Sided Fork Kite Bora Stream Mirage Dragon Pronto * For wheelchair-specific mounting instruction, see respective manual.

  • Page 33: Replacing Castor Wheel On Double-Sided Fork

    Service Removing Wheel Fig. 6-10 1. Remove plastic cap E. 2. Loosen and remove nut D and washer C. 3. Remove wheel B from axle. 4. Remove remaining washer A. Installing Wheel 1. Install parts in reverse order. 2. When installing wheel, pay attention to correct direction of rotation. 3.
  • Page 34 Invacare® Pronto™ M41 Series • 13 mm wrench (2x) • Oblong wooden block (at least 14 x 14 x 30 cm) • 6 mm Allen key • 13 mm wrench • Oblong wooden block (at least 14 x 14 x 30 cm) •...
  • Page 35 Service Removing Wheel 1. Loosen and remove bolts A. Fig. 6-13 Pull wheel C including axle D and bushing B out of fork E. Installing Wheel CAUTION! Risk of injury from wheels coming loose If wheels are insufficiently secured during mounting, it can come loose when driving. –...

  • Page 36: Shrouds

    Invacare® Pronto™ M41 Series 6.10 Shrouds 6.10.1 Replacing Top Shroud • Slotted screwdriver • Phillips screwdriver Removing Top Shroud 2. Disconnect joystick. 3. Remove seat assembly, refer to 7.1 Replacing Seat Assembly, page 45. 4. Remove two screws (2) that secure top shroud (5) to frame (3).

  • Page 37: Replacing Rear Shroud

    Any changes to drive program can affect driving characteristics and tipping stability of mobility device. – Changes to drive program may only be carried out by qualified technicians. – Invacare can only give a warranty for safe mobility device driving behaviour – especially tipping stability – for unaltered standard drive programs.

  • Page 38: Checking Actuator

    Invacare® Pronto™ M41 Series Removing Power Module 1. Turn off electronics on remote. 2. Remove seat, refer to 7.1 Replacing Seat Assembly, page 45 or move seat into service position, refer to 6.7 Moving Seat into Service Position (Modulite), page 25.

  • Page 39: Replacement

    Service 6.11.4 Drive Program Selection After Component Replacement The drive program is saved in the remote, and also 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 40: Batteries

    Only ever transport damaged batteries in an appropriate acid-resistant receptacle. • Wash all objects that have come into contact with acid with lots of water. Disposing of Dead or Damaged Batteries Correctly Dead or damaged batteries can be given back to your provider or directly to Invacare. 1568396-C...

  • Page 41: Using Proper Batteries

    Service 6.12.3 Using Proper Batteries WARNING! Personal injury or damage may occur in case of wrong terminal configuration. – Batteries with terminal configuration as shown below must be used. Batteries that have reverse terminal configuration must not be used. 1. Place battery (1) on ground/flat surface. 2.
  • Page 42 Invacare® Pronto™ M41 Series Positive (+) battery terminal of left battery Positive (+) battery cable Negative (–) battery cable Negative (–) battery terminal of right battery Positive (+) battery terminal of right battery Positive (+) battery cable Connector to power module Negative (–) battery cable...

  • Page 43: Replacing Batteries

    Service 6.12.5 Replacing Batteries CAUTION! Risk of injury due to discharged acid – Always use the battery handle when lifting the battery. It is the most convenient method and assures that the battery acid will not spill. It also helps to prolong the life of the battery. –...
  • Page 44 Invacare® Pronto™ M41 Series Installing Batteries 1. Verify electronics are switched OFF and disconnect joystick cable (not shown). 2. Position right battery (7) in battery tray (4). 3. Position left battery (5) in battery tray. Ensure that both batteries are properly seated and resting on battery tray.

  • Page 45: Seating

    Seating 7 Seating • This manual refers to configurations with Standard and Captain’s Seat only. • For Modulite seat system, refer to corresponding Modulite service manual. 7.1 Replacing Seat Assembly WARNING! After any adjustments, repair or service and before use, make sure that all attaching hardware is tightened securely - otherwise injury or damage may result.

  • Page 46: Replacing Backrest (Standard Seat)

    Invacare® Pronto™ M41 Series 1. Pull front and rear faces of backrest upholstery (1) apart and remove. Backrest upholstery front and rear faces are held together using hook-and-loop fastenings. 2. Open backrest belt (2) with hook-and-loop fastenings and adjust to required length.

  • Page 47: Replacing Armrest Assembly (Captain's Seat)

    Seating 7.5 Replacing Armrest Assembly (Captain's Seat) • 12 mm box wrench • 13 mm box wrench 1. If necessary, remove joystick. 2. Remove mounting screw (6), three washers (5), and locknut (4) that secures existing armrest (1) to armrest post (3).

  • Page 48: Replacing Footboard Assembly

    Invacare® Pronto™ M41 Series 1. Remove two mounting screws (2) that secure posture belt to seat frame. 2. Remove two halves of the posture belt (3) from rear seat frame. 3. Reposition two new posture belt (3) halves underneath seat rails.
  • Page 49 Notes...
  • Page 50 Notes...
  • Page 51 Notes...
  • Page 52 Invacare Sales Companies Australia: Canada: Ireland: New Zealand: Invacare Australia Pty. Ltd. Invacare Canada L.P. Invacare Ireland Ltd, Invacare New Zealand Ltd 1 Lenton Place, North Rocks NSW 570 Matheson Blvd East, Unit 8 Unit 5 Seatown Business Campus 4 Westfield Place, Mt Wellington 1060 2151 CDN Mississauga, On.

Table of Contents