Invacare Rea Dahlia 30 Service Manual
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Invacare Rea Dahlia 30 Service Manual

Invacare Rea Dahlia 30 Service Manual

Wheelchair passive
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DEALER: Keep this manual.
The procedures in this manual MUST be performed by a qualified
technician.
Rea® Dahlia® 30 / 45
en Manual wheelchair passive
Service Manual

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Summary of Contents for Invacare Rea Dahlia 30

  • Page 1 Rea® Dahlia® 30 / 45 en Manual wheelchair passive Service Manual DEALER: 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 Contents 3.11.5 Rear wheel attachment — depth adjustment ..30 3.12 Castor attachment ......30 3.12.1 Castor attachment —...

  • Page 4: General

    Rea® Dahlia® 30 / 45 1 General For pre-sale and user information, please see the user manual. The user manual can be found on Invacare’s website. 1.1 Introduction This service manual contains information about technical 1.2 Delivery check adjustments, technical data, descriptions of how accessories Any transport damage must be reported immediately to are personally fitted and slightly more advanced settings.

  • Page 5: Assembly

    Assembly 2 Assembly 2.1 Changing the backrest tubes Mount the attachments for the MatrX backrest G and tighten the screws H. Release the knob A and remove the push handles / push bar intended for the straight backrest tube B. Tools: 5 mm Allen key Release the safety shackle C and carefully remove the safety pin from the attachment.

  • Page 6: Placing The Wires

    Rea® Dahlia® 30 / 45 1. Thread the wires on the outside of the backrest tubes B. 2. Place the wires in the holders/clips A in order to hold them in place. Fold the slack of the wires under the seat to get them out of the way.

  • Page 7: Tilt Scale Backrest

    Assembly 2.3 Tilt scale backrest The tilt scale should be placed on the left side. 2.5 Mounting the Drip stand The rod of the drip stand must always be placed in a vertical position, i.e in a 90 degree angle to the ground, no matter the position of the backrest or the wheelchair.

  • Page 8: Mounting The Attachment For Table Tray

    However, when transporting the wheelchair in a vehicle, Invacare’s original pelvic belt must be used as a complement to the safety belt in the vehicle! Mount the table attachment A with the attachment part facing outwards.

  • Page 9: Mounting The User Maneuvered Tilt

    Assembly 2.11 Mounting the user maneuvered tilt 4. Remove the armrest A and the armrest attachment completely. The user operated tilt is available with both a fixed armrest and with detachable armrests. The user operated tilt is only available for Dahlia 30. Fixed armrests Detachable armrests Detachable armrests...

  • Page 10: Reducing Tilt And / Or Backrest Recline

    Rea® Dahlia® 30 / 45 1. Loosen and remove the screw O. 11. Loosen the nut to the brake wire for the tilt handle X 2. Remove the tilt handle N from the attachment M. and remove the wire. • Screwdriver PH2 •...

  • Page 11: Mounting Of The Tilt/Recline Reduction Bushing

    Assembly 2.13 Repositioning the backrest joint 2.12.1 Mounting of the tilt/recline reduction bushing The reduction bushings can be used both for the seat The width extension spacers can be used when there tilt and the backrest recline on Dahlia 30º and for is need for a wider backrest bar.

  • Page 12: Mounting The Accessory Tray

    Rea® Dahlia® 30 / 45 2.15 Mounting the accessory tray The accessory tray will be instable – Always secure the tray with all four attachment straps. 2.16 Wash sealing kit The wash sealing kit can be used to protect holes in the chassis and on the wheels from water.

  • Page 13: Mounting The Kerb Lever

    Assembly 2.17 Mounting the kerb lever Secure the antitipper with the screw D. 4. Tighten the screw. 5. Repeat the procedure on the opposite side. 1. Mount the kerb lever A on the chassis tube. 2. Mount the screw and the nut B. Torx driver T25 or screw driver 3.

  • Page 14: Drum Brake For 22–24

    Rea® Dahlia® 30 / 45 5. Tighten the screw D with 9 ± 1 Nm. • 5 mm allen key • 10 mm fixed spanner WARNING! Risk of injury Poor brake effect – Check the brake effect after mounting or Mount the wire hook from the brake handle in the wire adjusting the brake.

  • Page 15: Mounting The Wire For The One Arm Brake

    Assembly 2.20 Mounting the wire for the One arm brake CAUTION! Risk of short circuit – Be aware of electrostatic discharge (ESD) when working on electrical parts. 2.22.1 Mounting the battery When changing the battery, the hand control cable needs to be connected for at least 10 seconds to be able to indicate the levels of the new battery.

  • Page 16: Charging The Battery

    Rea® Dahlia® 30 / 45 1. Place the holder A on the marked area of the frame. Hand control — Battery indications 2. Attach the mains cable extension to the control box. See section “Electrical schedule” for more information about how to connect the cables. WARNING! Damage to the battery cable –...
  • Page 17 Assembly Mounting the backrest actuator Safety shackle Dahlia 45 Dahlia 30 Mounting the seat tilt actuator Seat tilt actuator — Dahlia 30 Dahlia 45 1. Place the upper part of the seat tilt actuator A in the attachment B on the frame. 2.

  • Page 18: Mounting The Control Box

    Rea® Dahlia® 30 / 45 Cable lock — actuator 1. Mount the upper part of the control box attachment A in the attachment B on the chassis. Cable lock removal 2. Mount the lower part of the control box attachment C in the attachment D on the chassis.
  • Page 19 Assembly 1. Loosen and remove the screws A from the attachment 4. Tighten the screws with 9 Nm for the inner, smaller plates B. screw and 24 Nm for the outer larger screw. 5 mm Allen key 4mm + 5 mm Allen key 2.

  • Page 20: Electrical Schedule

    Rea® Dahlia® 30 / 45 2.22.5 Electrical schedule Hand control Battery Seat tilt actuator Backrest recline actuator Mains cable Control box Cable lock actuators Cable lock battery cable CAUTION! Risk of malfunction The system may not work properly – Connect all functions before connecting the mains cable. –...

  • Page 21: Assemble Gas Piston — Backrest And Seat

    Assembly 2.23 Assemble gas piston — Backrest and seat 3. Place the wire in the attachment. There should not be any distance between the WARNING! wire end C and the front part of the attachment. Safety risk 4. Attach the wire to the chassis with an attachment clip. The wheelchair may collapse 5.

  • Page 22: Mounting The One—Arm Drive

    Rea® Dahlia® 30 / 45 1. Loosen and remove the screw E. 2. Remove the antitipper D. 3. Loosen and remove the screws A. When using the high rearwheel attachment, also remove the reinforcement plate. 4. Remove the attachment nut C and the rearwheel attachment B.

  • Page 23: Changing The Hand Rim For One—Arm Drive

    Assembly 2.27 Changing the hand rim for one—arm drive 3. Re-mount the turned hand rim. 4. Tighten the screws A tightly again. 5 mm Allen key WARNING! Risk of injury – Be careful if you remove the telescopic rearwheel shaft. Point it away from your body when you release the steel spring inside.

  • Page 24: Settings And Adjustments

    Rea® Dahlia® 30 / 45 3 Settings and Adjustments Upper screws for additional height adjustment Lower screws for additional height adjustment 3.1 Backrest plate For additional height adjustment (50 mm): 3.1.1 Height adjustment backrest plate 1. Loosen screws. 2. Set the required height. Risk of damage 3.

  • Page 25: Tension Adjustable Backrest

    Settings and Adjustments Height adjustment — alternative 2 1. Remove the width adjustment plates. 2. Remove the screws on the front and remove the front and back plates. The shaded areas indicates where A to D Screws for alternative height adjustment drilling can be done.

  • Page 26: Angle Adjustment — Tension Adjustable Backrest

    Rea® Dahlia® 30 / 45 for different adjustments according to how the backrest is 3.3.3 Angle adjustment — Tension adjustable backrest mounted. Position A (the part of the backrest with the longer angle turned upwards) gives the user more room for the shoulder area while position B gives more room for the bottom.

  • Page 27: Adjusting The User Operated Tilt

    Settings and Adjustments 3.6 Backrest angle — rigging screw 3. Loosen the handle D. 4. Remove the screw and the handle. 5. Rotate the headrest / neckrest attachment pole including the attachment E. 6. Return the headrest / neckrest to the attachment. Note that the screw to the headrest / neckrest attachment C and the handle D must be mounted on the opposite side due to the groves in the screw...

  • Page 28: Adjusting The Armrest/Side Rest Depth

    Rea® Dahlia® 30 / 45 3.9 Adjusting the seat width • Using low armrests, or adjusting the armrests in low heights, may cause conflicts with the rear wheels when tilting the chair. • The longer armrest (330 mm), is only available with the “Ducktail”...

  • Page 29: Rearwheel Attachment

    Settings and Adjustments Rear wheel can come loose Loosen and remove the attachment screws A from the – Tighten the rear wheel nut A with 40 +/- 5 Nm rearwheel attachment B. 5 mm allen key 24 mm fixed spanner 3.11 Adjusting the seat height and balance point with the rearwheel attachment For Dahlia, there are two different sizes of rearwheel...

  • Page 30: Side

    Rea® Dahlia® 30 / 45 3.11.3 Rearwheel attachment mounted on the opposite – Be careful when tilting the wheelchair if the side rear wheel attachment is moved forward. Low rearwheel attachment High rearwheel attachment The rearwheel attachment can also switch sides in order to give more adjustment possibilities.

  • Page 31: Mounting The Seat Plate Extension

    Settings and Adjustments The seat plate extension kit consists of two extension plates Tools: allen key 4 mm / fixed spanner 10 mm A and screws, washers and nuts B to fixate the extension plates. The following section will show some examples of how the seat plate extension kit can be used.

  • Page 32: Width Adjustment

    Rea® Dahlia® 30 / 45 3.15 Adjusting the width of the legrest 1. Remove the seat cushion. 2. Place the extension plates A on both sides of the seat plate D. The extension plate can be adjusted 25 mm or 50 mm sidewise.

  • Page 33: Adjusting The Depth Of The Central Legrest

    However, when transporting the wheelchair in a vehicle, Invacare’s original pelvic belt must be used as a complement to the safety belt in the vehicle! The purpose of using the posture belt as a positioning help is to position the user and to give him / her a better posture.

  • Page 34: Assemble Posture Belt To Rear Attachment

    Rea® Dahlia® 30 / 45 3.20 Adjusting the depth of the accessory tray WARNING! Risk of injury – The attachment A must not be used for safety belts when transferring the user in a vehicle. 3.18.2 Assemble posture belt to rear attachment Loosen the screws B and the nuts C and remove the main plate A.

  • Page 35: Adjusting The Brake Effect

    Settings and Adjustments 6. Turn the brake attachment F 180 degrees. Pos 1 — 16”–22” wheels Pos 2 — 22”-24” wheels 6 mm Allen key Pos 3 — 16”-20” wheels Pos 4 — 16”-20” wheels 7. Re-mount the brake on the turned brake attachment F. 8.

  • Page 36: User Brake — Adjustment

    Rea® Dahlia® 30 / 45 1. Loosen the screw A. Brake type 2 (not available on all models) 2. Move the brake to the required position. 3. Re-tighten the screw A. CAUTION! Risk of trapping fingers – Be careful not to trap your fingers between the brake pin B and rear wheel C.

  • Page 37: Foot Maneuvered Brake — Adjustments

    Settings and Adjustments 3.22.3 Foot maneuvered brake — adjustments Adjust the brake effect with the adjustment nut A on the wire. When the desired brake effect is achieved, fixate the brake wire with the fixation nut B. WARNING! Risk of injury Poor brake effect –...

  • Page 38: Maintenance

    Rea® Dahlia® 30 / 45 4.5 Washing and disinfection 4 Maintenance The wash sealing kit can be used in order to protect holes on the chassis and the wheels from water. See 4.1 Safety information section “Wash sealing kit” for more information. Regular checks and maintenance of the wheelchair ensure 1.

  • Page 39: Reconditioning

    Maintenance 4.6 Reconditioning Components Lubricate all removable parts with a dry teflon based spray, e.g “Viso 900–B5”. Chassis All parts must be checked for cracks or other damages. Pay special attention to areas close to welds. If damages are discovered, the chassis must be discarded. Backrest angle Check that the angle is easy to adjust, it should be easy to fold and the locking mechanism must function properly.
  • Page 40 Rea® Dahlia® 30 / 45 Components Castors • Detach the castors and clean the castor forks. • Remove any dirt or hair from the castors. • Attach the castors again and check that the castors turn freely. • If the castors are air filled, check the pressure — recommended max air pressure is written on the tire.

  • Page 41: Checklist For Reconditioning

    Maintenance 4.6.1 Checklist for reconditioning NOTE SIGN WASHING RECONDITIONING: Chassis Backrest angle Push handles / Push bar Backrest cover Seat cover Seat angle Carer-operated brake Armrests / Side rests Legrests Footrests Anti-tip device Rear wheels Rear wheel attachment Brakes Castors Fasteners for wear and tightness Headrest Neckrest...

  • Page 42: After Use

    We only use REACH compliant materials and components. Packing The wheelchair can be divided into the following main • All Invacare Rea AB packing material is developed to fit components: the products in an optimal way to reduce unnecessary Chassis material waste.

  • Page 43: Troubleshooting

    Troubleshooting 6 Troubleshooting 6.1 Troubleshooting electrical system WARNING! Risk of personal injury and damage to the product. – The wheelchair must be unplugged from the main power source before opening or repairing electrical parts. Symptom Possible cause Remedy Mains are not connected Connect mains Mains indicator does not light up Fuse in the control unit is blown...

  • Page 44: Seat Depth

    Rea® Dahlia® 30 / 45 6.2.2 Seat depth 6.2.3 Backrest recline When the seat is tilted, and the seat plate D is adjusted in When the backrest is reclined, the backrest tube E can depth, the seat plate D can collide with the rear wheel axle collide with the rear wheel axle B or the rear wheel B or the rear wheel attachment C.

  • Page 45: Technical Data

    Technical Data 7 Technical Data 7.1 Dimensions and weights WARNING! Limited access to emergency escape routes – In some combinations, the total width and length of the wheelchair exceeds the recommended measurements for emergency escape routes. – The recommended values concerning access to emergency escape routes are: Length max. 1200 mm and width max.

  • Page 46: Size Of Antitipper

    Rea® Dahlia® 30 / 45 900 — 1180 mm Overall length with legrests 390 — 540 mm Effective seat width Overall width 550 — 700 mm Seat plane angle –1° — 45° Static stability downhill 10° Static stability sideways 10° Maximum slope with parking 7°...

  • Page 47: Material

    IPx6- The system is protected against water projected from any direction (not high pressure). For full details, also read the documentation from the manufacturer. Download manual(s) from www.linak.com or contact your Invacare dealer. 7.5 Electromagnetic compliance (EMC) General information Products with electronic equipment needs to be installed and used according to the EMC information in this user manual.

  • Page 48: Emc - Manufacturer´s Declaration

    Rea® Dahlia® 30 / 45 This product has a very low emission and should not interfere with other equipment. However, if other devices nearby should react inexplicably, run and stop this product and observe the devices. • If nothing happens with the other devices, then this product is not causing the error. •...
  • Page 49 Technical Data 20" * = Measured from floor to seat plate (cushion excluded). Seat angle / backrest recline angle — Dahlia 30 degrees: Number of Number of Seat height * bushings on bushings on Wheel Seat tilt Backrest recline seat piston backrest piston Delivered Max tilt...
  • Page 50 Rea® Dahlia® 30 / 45 16" 150/140 24" 150/140 16" * = Measured from floor to seat plate (cushion excluded). Seat angle / Backrest recline angle — Dahlia 45 degrees: Number of Tilt block Seat height * bushings on Wheel Seat tilt Backrest recline (One/side)
  • Page 51 Notes...
  • Page 52 Invacare Sales Companies Ireland: United Kingdom: Invacare Ireland Ltd, Invacare Limited Unit 5 Seatown Business Pencoed Technology Park, Campus Pencoed Seatown Road, Swords, County Bridgend CF35 5AQ Dublin Tel: (44) (0) 1656 776 222 Tel : (353) 1 810 7084...

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