Invacare Arrow RWD Service Manual
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Invacare Arrow RWD Service Manual

Invacare Arrow RWD Service Manual

3g storm series
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  • Page 2: Special Notes

    NOTICE. WHEELCHAIR USER As a manufacturer of wheelchairs, Invacare endeavors to supply a wide variety of wheelchairs to meet many needs of the end user. However, final selection of the type of wheelchair to be used by an individual rests solely with the user and his/her healthcare professional capable of making such a selection.

  • Page 3: Table Of Contents

    TABLE OF CONTENTS TABLE OF CONTENTS NOTE: The information in this owner's manual applies to the STORM ARROW, STORM TORQUE X, RANGER X, and the RECLINER Wheelchairs except where specified. SPECIAL NOTES ........................... 2 SPECIFICATIONS FOR ARROW ............................ 5 FOR TORQUE SP ........................... 6 FOR RANGER X ..........................
  • Page 4 TABLE OF CONTENTS TABLE OF CONTENTS (Continued) PROCEDURE 9 - BATTERIES ......................39 INSTALLING/REMOVING BATTERIES INTO/FROM BATTERY BOX(ES) ......... 39 DISCONNECTING/CONNETING BATTERY CABLES ..............40 WHEN TO CHARGE BATTERIES ....................44 CHARGING BATTERIES ......................... 44 REPLACING BATTERIES ........................ 46 REMOVING/INSTALLING GROUP 24 BATTERY BOXES FOR WHEELCHAIRS NOT EQUIPPED WITH VENT TRAY .....................

  • Page 5: Specifications For Arrow

    SPECIFICATIONS SPECIFICATIONS FOR ARROW Seat Width Range: Drive Axle: Adjustable Standard 12 to 24-inches Non-Recliners ONLY. Recliner 14 to 24-inches Drive Wheels/Tires: Seat Depth Range: (Foam Filled or Pneumatic) Standard 12 to 22-inches Standard: 14 X 3-inches Recliner 14 to 22-inches Optional: 14 X 4-inches Back Height Range...

  • Page 6: For Torque Sp

    SPECIFICATIONS - TORQUE SP SPECIFICATIONS - TORQUE SP Drive Wheels/Tires: Seat Width Range: (Foam Filled or Pneumatic) Standard 12 to 22-inches Recliner 14 to 22-inches Standard: 14 X 3-inches Optional: 14 X 4-inches Seat Depth Range: Standard 12 to 22-inches PHYSICAL DIMENSIONS Recliner 16 to 22-inches...

  • Page 7: For Ranger X

    SPECIFICATIONS - TORQUE SP SPECIFICATIONS - RANGER X Drive Axle: Adjustable Seat Width Range: Non-Recliners ONLY. Standard 12 to 22-inches Recliner 14 to 22-inches Drive Wheels/Tires: Seat Depth Range: (Foam Filled or Pneumatic) Standard 12 to 22-inches Standard: 14 X 3-inches Optional: 14 X 4-inches Recliner...

  • Page 8: Procedure 1 General Guidelines

    Set-up of the Electronic Control Unit is to be performed ONLY by individuals certified by Invacare. The final tuning adjustments of the controller may affect other activities of the wheelchair. Damage to the equipment could occur under these circumstances. If non-certified individuals perform any work on these units, the warranty is void.
  • Page 9 BATTERIES The warranty and performance specifications contained in this manual are based on the use of deep cycle gel cell or sealed lead acid batteries. Invacare strongly recommends their use as the power source for this unit. Carefully read battery/battery charger information prior to installing, servicing or operating your wheelchair.

  • Page 10: Warning/Caution Label Location

    1070497 SHIPPING TIE DOWN RESTRAINTS Invacare recommends that wheelchair users NOT be transported in vehicles of any kind while in wheelchairs. As of this date, the Department of Transportation has not approved any tie-down systems for transportation of a user while in a wheelchair, in a moving vehicle of any type.
  • Page 11 GENERAL GUIDELINES PROCEDURE 1 WARNING/CAUTION LABEL LOCATION NOTE: These caution labels are only found on bat- tery boxes used with the gearless/brushless motor GROUP 24 BATTERIES 22NF BATTERIES...

  • Page 12: Procedure 2 - Troubleshooting

    NOTE: READ the instructions CAREFULLY before us- USING HYDROMETER TO CHECK ing the digital voltmeter. BATTERY CELLS (LEAD ACID) NOTE: Invacare recommends that ONLY qualified ser- (FIGURE 2) vice personnel perform this test. 1. Ensure that power is OFF. NOTE: Perform this procedure when a digital voltmeter is not available.

  • Page 13: Motor Testing

    Discharged ( ) indicates a problem. High readings are generally 25% Charged caused by bad connections and/or damaged brushes. 50% Charged Contact authorized dealer or Invacare. 75% Charged 100% Charged Overcharged * Check charging system. 8. Flush the liquid back into the same cell after reading the float.

  • Page 14: Motor Brush Inspection

    If caps still cannot be removed, it is recom- troller. DO NOT connect a shorted electro- mended that the motor be sent to Invacare Technical mechanical brake to a good controller mod- Services for inspection/repair.

  • Page 15: Procedure 3 - Hardware Torque Specifications

    HARDWARE TORQUE SPECIFICATIONS PROCEDURE 3 HARDWARE TORQUE SPECIFICATIONS STANDARD SEAT FRAME *Torque to 60 in-lbs *Loctite and ® *Loctite Torque to Torque to 75 in-lbs 75 in-lbs Torque to 156 in-lbs **Torque to 156 in-lbs **Torque to 156 in-lbs NOTE: * These torque specifications also apply to the adjustable seat frame assembly.

  • Page 16: Captains Van Seat

    PROCEDURE 3 HARDWARE TORQUE SPECIFICATIONS HARDWARE TORQUE SPECIFICATIONS *CAPTAINS VAN SEAT *ADJUSTABLE SEAT FRAME Torque to Torque to 156-in-lbs 156-in-lbs Torque to 75-in-lbs Loctite and Torque to 75 in-lbs Torque to 156-in-lbs Torque to 156 in-lbs Torque to 156-in-lbs Torque to 156 in-lbs * NOTE: For additional torque specifications, refer to the torque specifications drawing for the standard seat frame assembly.

  • Page 17: Base Frame Hardware Torque Specifications

    HARDWARE TORQUE SPECIFICATIONS PROCEDURE 3 BASE FRAME HARDWARE TORQUE SPECIFICATIONS Torque to 156 in/lbs Loctite and torque to 156 in/lbs Torque to 85 ft-lbs REAR OF WHEELCHAIR Loctite and Torque to 156 in-lbs Torque to 156 in/lbs (Torque to 156 in-lbs and back off 1/4 turn) Loctite and...

  • Page 18: Procedure 4 - Arms

    PROCEDURE 4 ARMS REPLACING CAPTAINS VAN SEAT This Procedure Includes the Following: ARMREST PLATE (FIGURE 2) Replacing Armrest Pads - Captains Van Seats Replacing Captains Van Seat Armrest Plate 1. If necessary, remove the three (3) mounting screws, spacers and locknuts that secure the joystick mount- WARNING ing bracket to the armrest plate.

  • Page 19: Procedure 5 - Upholstery/Positioning Strap

    UPHOLSTERY/POSITIONING STRAP PROCEDURE 5 REPLACING BACK UPHOLSTERY This Procedure Includes the Following: (FIGURE 2) Replacing Seat Positioning Strap - Captains Van Seats 1. Remove one (1) armrest from the wheelchair. Refer to Replacing Back Upholstery INSTALLING/REMOVING FLIP BACK ARMRESTS in PROCEDURE 4 of the owner’s manual, 1081227.
  • Page 20 PROCEDURE 5 UPHOLSTERY/POSITIONING STRAP NOTE: When replacing the back upholstery, back as- HEAVY DUTY MODELS sembly or changing back height, follow these guidelines NOTE: Spreader bar required on all back heights. for spreader bar height: BACK HEIGHT SPREADER BAR STANDARD MODELS HEIGHT BACK HEIGHT SPREADER BAR...

  • Page 21: Procedure 6 - Seat Frame

    SEAT FRAME PROCEDURE 6 1. Remove footrest assemblies. Refer to PROCEDURE This Procedure includes the following: 4 in of the owner’s manual, 1081227. Preparation for Removing/Installing Seat Frame 2. Remove battery box(es). Refer to INSTALLING/RE- (Standard Frame, Adjustable Frame, MOVING GROUP 24 BATTERY BOXES or INSTALL- and Captains Van Seat) ......

  • Page 22: Replacing Exact Same Size Standard Seat Frame

    PROCEDURE 6 SEAT FRAME 4. Reinstall the components previously removed in STEP 3. Cut tie wraps and disconnect joystick from controller. 1. Perform the instructions outlined in PREPARATIONS 4. Turn the lever on the adjustment lock to release the FOR REMOVING/INSTALLING SEAT FRAME (STAN- adjustment lock from the joystick mounting tube.

  • Page 23: Changing Seat Depth

    SEAT FRAME PROCEDURE 6 B. If the desired change only requires a NEW seat Installing pan, refer to REMOVING/INSTALLING SEAT PAN 1. Position NEW standard seat frame subassembly on in this procedure of the manual. seat mount plates. C. For all other seat depth changes, perform the fol- 2.
  • Page 24 PROCEDURE 6 SEAT FRAME 1. Find current seat depth in left hand column in the chart. NOTE: If seat width adjustment is also desired, re- fer to CHANGING SEAT WIDTH in this procedure 2. Follow that row to right under seat frame components. of the manual for mounting hole locations and allow- 3.

  • Page 25: Changing Seat Width (Standard And Adjustable Seat Frame)

    SEAT FRAME PROCEDURE 6 1. Remove the armrests from the wheelchair. Refer to IN- 11. Reinstall the armrests onto the wheelchair. Refer to IN- STALLING/REMOVING FLIP BACK ARMRESTS in STALLING/REMOVING FLIP BACK ARMRESTS in PROCEDURE 4 of the owner’s manual, 1081227. PROCEDURE 4 of the owner’s manual, 1081227.

  • Page 26: Installing/Removing Adjustable Seat Frame Subassembly And/Or Component Replacement

    PROCEDURE 6 SEAT FRAME ALLOWABLE SEAT WIDTH AND DEPTH COMBINATIONS B. For all other changes regarding seat frame changes, FOR ADJUSTABLE SEAT FRAME refer back to the starting procedure to complete the desired change. SEAT WIDTH DETAIL AIL “ “ “ “ “ A” A”...
  • Page 27 SEAT FRAME PROCEDURE 6 1. Secure both support brackets to the seat mounting plates Component Replacement with four (4) mounting screws and locknuts. Torque 1. Perform the instructions outlined in PREPARATIONS mounting screws to 156-inch pounds. FOR REMOVING/INSTALLING SEAT FRAME (STAN- 2.

  • Page 28: Installing/Removing Captains Van Seat Assembly

    PROCEDURE 6 SEAT FRAME 3. Perform one (1) of the following: A. If center frame needs replaced, repeat STEP 2 for Captains Van Seat opposite side frame and proceed to STEP 4. B. If opposite side frame needs replaced, repeat STEP 2, then proceed to STEP 6.

  • Page 29: Converting From Standard Seat Frame To Adjustable Seat Frame Or Vice Versa

    SEAT FRAME PROCEDURE 6 3. Remove the four (4) mounting screws, two (2) wash- 6. Perform the instructions outlined in PREPARATIONS ers, and two (2) spacers that secure the captains van FOR REMOVING/INSTALLING SEAT FRAME (STAN- DARD FRAME, ADJUSTABLE FRAME, AND CAP- seat to the seat frame.

  • Page 30: Converting From Standard Seat Frame To Captains Van Seat Or Vice Versa

    PROCEDURE 6 SEAT FRAME 3. Remove the six (6) mounting screws, locknuts, and spac- C. Perform the instructions outlined in PREPARA- ers that secure the seat pan, seat positioning strap, and TIONS FOR REMOVING/INSTALLING SEAT quick release pin to the seat frame. FRAME (STANDARD FRAME, ADJUSTABLE FRAME, AND CAPTAINS VAN SEAT) in this pro- NOTE: When removing seat pan, note tab position of quick...

  • Page 31: Mounting Plate - Seat Angle Adjustment And Installation Orientation

    SEAT FRAME PROCEDURE 6 B. Reinstall the flip-back armrests from the wheelchair. C. Securely tighten both mounting screws. Torque to Refer to INSTALLING/REMOVING FLIP BACK 15-in/lbs. ARMRESTS in PROCEDURE 4 of the owner’s 2. To obtain a 10 seat dump (DETAIL “A”): manual, 1081227.

  • Page 32: Procedure 7 - Base Frame

    PROCEDURE 7 BASE FRAME 6. Adjust seat mounting plates to desired angle. Refer to This Procedure Includes the Following: MOUNTING PLATE - SEAT ANGLE ADJUSTMENT Replacing Seat Mounting Plates AND INSTALLATION ORIENTATION in PROCEDURE 6 of this manual. Replacing Seat Support Brackets 7.

  • Page 33: Replacing Seat Support Bracket T-Nuts

    BASE FRAME PROCEDURE 7 B. Remove adjustable seat frame subassembly. Re- WARNING fer to INSTALLING/REMOVING ADJUSTABLE Do not adjust the position of the seat support SEAT FRAME ASSEMBLY AND OR COMPO- bracket in this procedure. If an adjustment is de- NENT REPLACEMENT in PROCEDURE 6 of sired, refer to ADJUSTING WEIGHT DISTRIBUTION this manual.

  • Page 34: Replacing Battery Charger Bracket And T-Nut

    PROCEDURE 7 BASE FRAME 12. Reinstall the seat mount plates. Refer to REPLACING 8. Secure the battery charger connector to the mount SEAT MOUNTING PLATES in this procedure of the bracket with the EXISTING two (2) mounting screws. manual. Tighten securely. 13.

  • Page 35: Procedure 8 - Back Frame

    BACK FRAME PROCEDURE 8 NOTE: Ensure the CJ back bracket is mounted in the front This Procedure includes the following: holes of the back angle plates as shown in DETAIL “A”. Removing/Installing CJ Back Brackets WARNING Changing Back Height Always wear your seat positioning strap. Back Angle Adjustment 3.

  • Page 36: Changing Back Height

    PROCEDURE 8 BACK FRAME CHANGING BACK HEIGHT NOTE: If needing a reference for proper mounting holes for the back angle required, or if changing the original (FIGURE 2) back angle, refer to BACK ANGLE ADJUSTMENT in this procedure of the manual. NOTE: If changing the back height, new back upholstery may be needed as well.
  • Page 37 BACK FRAME PROCEDURE 8 17. If necessary, reposition the spreader bar at the cor- 18. Reinstall the armrest onto the wheelchair. Refer to rect height for the corresponding back height and INSTALLING/REMOVING FLIP BACK ARMRESTS torque the mounting hardware to 60-inch pounds. in PROCEDURE 4 of the owner’s manual, 1081227.

  • Page 38: Back Angle Adjustment

    PROCEDURE 8 BACK FRAME BACK ANGLE ADJUSTMENT 3. Remove the mounting screw and washer from the bottom mounting hole of the back angle plate and (FIGURE 3) back cane. 1. Remove armrests from the wheelchair. Refer to IN- 4. Reposition the back canes into the correct mount- STALLING/REMOVING FLIP BACK ARMRESTS in ing holes of the back angle plate to obtain a back PROCEDURE 4 of the owner’s manual, 1081227.

  • Page 39: Tprocedure 9 - Batteries

    2. Disconnect battery cables. Refer to DISCONNECT- Invacare strongly recommends that battery in- ING/CONNECTING BATTERY CABLES for one (1) stallation and battery replacement ALWAYS be of the following: done by a qualified technician.

  • Page 40: Disconnecting/Conneting Battery Cables

    PROCEDURE 9 BATTERIES CONNECTING. DISCONNECTING/CONNECTING NOTE: Perform this procedure on one (1) battery and BATTERY CABLES (FIGURE 2) battery box at a time. Repeat procedure for other bat- tery box. WARNING NEVER allow any of your tools and/or bat- 1. Position battery box top next to battery box bottom tery cable(s) to contact BOTH battery post(s) as shown in FIGURE 2.
  • Page 41 BATTERIES PROCEDURE 9 DETAIL “A” NEGATIVE (-) POSITIVE Battery Terminal/Post Battery Terminal/ Post Battery Battery Box Bottom TWO (2) CONNECTOR BATTERY BOX ONE (1) CONNECTOR BATTERY BOX RED POSITIVE (+) BLACK Black Battery Cable Battery NEGATIVE (-) BLACK One (1) Connector Clamp Battery Cable Battery...
  • Page 42 PROCEDURE 9 BATTERIES 22NF Batteries in Single Battery Box CONNECTING. (FIGURE 3) 1. Remove battery terminal cap(s) from battery terminal(s) ends. Refer to DETAIL “A” in FIGURE NOTE: Note polarity of white battery cable (jumper) battery terminal ends. 2. Connect WHITE battery cable (jumper) NEGATIVE DISCONNECTING.
  • Page 43 BATTERIES PROCEDURE 9 STEPS 3 AND 4 Battery Box Bottom Front FRONT Battery NEGATIVE (-) Battery Rear Terminal/Post Battery NEGATIVE (-) STEP 2 Front BLACK Battery Battery Cable FRONT Single Battery Battery Box Top POSITIVE (+) WHITE Battery (Under Side RED Battery Cable Bottom...

  • Page 44: When To Charge Batteries

    ON and OFF. A condition between the battery charger and bat- CHARGING BATTERIES (FIGURE 5) teries exists. Contact an Invacare dealer. NOTE: New batteries MUST be fully charged prior to NOTE: If performing the charging procedures indepen- initial use of the wheelchair.
  • Page 45 NOTE: If the batteries need to be charged more often or take longer to charge than normal, they may need to be replaced. Contact an Invacare dealer for service. WHEELCHAIRS EQUIPPED WITH MCC-MARK IV...

  • Page 46: Replacing Batteries

    REPLACING BATTERIES NOTE: G/B denotes gearless/brushless. Both battery sizes are deep cycle batteries. NOTE: Invacare recommends that both batteries be NOTE: Charge batteries daily. It is critical not to let them replaced if one (1) battery is defective. run low at any time.

  • Page 47: Removing/Installing Group 24 Battery Boxes For Wheelchairs Not Equipped With Vent Tray

    BATTERIES PROCEDURE 9 Cleaning Battery Terminals 5. Slide one (1) connector battery box along the sub- frame and remove from the wheelchair. WARNING 6. Slide the two (2) connector battery box along the sub- Most batteries are not sold with instructions. How- frame and remove from the wheelchair.

  • Page 48: Removing/Installing Group 24 Battery Boxes For Wheelchairs Not Cequipped With Vent Tray

    PROCEDURE 9 BATTERIES Installing FRONT OF BASE FRAME Battery Retainer 1. Place the wheelchair in a well ventilated area where work can be performed without risking damage to car- Assembly peting or floor covering. 2. Verify the joystick ON/OFF switch is in the OFF position. 3.

  • Page 49: Installing/Removing Battery Box - 22Nf Battery Base Frame

    BATTERIES PROCEDURE 9 7. Place one (1) connector battery box onto battery sub- INSTALLING/REMOVING BATTERY frame. BOX - 22NF BATTERY BASE 8. Slide one (1) connector battery box along the sub-frame FRAMES (FIGURE 8) until its guide pins are engaged in the connector of the NOTE: To install the battery box onto the wheelchair, two (2) connector battery box.

  • Page 50: Procedure 10 - Wiring Harness

    PROCEDURE 10 WIRING HARNESS Installing This Procedure includes the following: 1. Install NEW wiring harness w/bracket to the rear Removing/Installing the Wiring Harness of the sub-frame and torque mounting screws to Adjusting Limit Switch 160-inch pounds (DETAIL “A”). 2. Secure the charger cable to the mounting bracket WARNING with the two (2) mounting screws.
  • Page 51 WIRING HARNESS PROCEDURE 10 DETAIL AIL A - GR A - GR A - GR A - GROUP 24 B A - GR OUP 24 B OUP 24 B OUP 24 B OUP 24 BA A A A A TTERIES TTERIES TTERIES TTERIES...
  • Page 52 PROCEDURE 10 WIRING HARNESS 22NF Batteries Installing 1. Secure the charger cable to the mounting bracket REMOVING. with the two (2) mounting screws. Securely tighten 1. Remove the battery box(es). Refer to INSTALLING/ (DETAIL “B” or “C”). REMOVING 22NF BATTERY BOX in PROCEDURE 9 of this manual.
  • Page 53 WIRING HARNESS PROCEDURE 10 DETAIL “A” - 22NF BATTERIES Joystick Cable Wiring Harness NOTE: Illustration depicts gearless/brushless motor. Wiring harness is secured to the rear of the seat frame in the same manner for wheelchairs with conventional motor/gearbox assembly. DETAIL “C” - WHEELCHAIRS WITH GEARLESS / DETAIL “B”...

  • Page 54: Adjusting Limit Switch

    PROCEDURE 10 WIRING HARNESS ADJUSTING LIMIT SWITCH 3. Turn the wheelchair power switch on the joystick to the ON position. (FIGURE 2) NOTE: The wheelchair should not operate. NOTE: The following procedure is for high back captains van seat model wheelchairs only. 4.

  • Page 55: Tprocedure 11 - Retention Strap/Retainer

    RETENTION STRAP/RETAINER PROCEDURE 11 Replacing Retainer Bar This Procedure Includes the Following: Replacing Battery Box Retainer Bar/ Retainer Clip 1. Remove the two (2) mounting screws and spacers that secure the battery box retainer bar to the base WARNING frame. After ANY adjustments, repair or service and BE- 2.
  • Page 56 PROCEDURE 11 RETENTION STRAP/RETAINER Rubber Mounting Element Screws Retainer Retainer Clip Battery Box Spacer Sub-frame Shock Assembly Base Frame FIGURE 1 - REPLACING BATTERY BOX RETAINER BAR/RETAINER CLIP...

  • Page 57: Procedure 12 - Wheels/Motors

    Failure to follow these suggestions may cause Drive Wheel the tire to explode and cause bodily harm. If tires are pneumatic, replacement of tire or tube MUST be performed by an authorized Invacare Four (4) dealer or qualified technician. Beveled...

  • Page 58: Removing/Installing Drive Wheel Hub

    PROCEDURE 12 WHEELS/MOTORS NOTE: While installing the drive wheel hub onto the drive REMOVING/INSTALLING DRIVE shaft, spin the drive wheel hub to evenly distribute the WHEEL HUB (FIGURE 2) anti-seize compound over the entire drive shaft. NOTE: This procedure can only be performed on 3G 4.

  • Page 59: Removing/Installing Casters

    WHEELS/MOTORS PROCEDURE 12 REMOVING/INSTALLING CASTERS Removing Casters (FIGURE 4) 1. Remove the mounting screw, washers, spacers and locknut that secure the caster to the fork. W W W W W ARNING ARNING ARNING ARNING ARNING 2. Remove the existing caster from the fork. DO NOT use your power wheelchair unless it has the proper tire pressure (p.s.i.).

  • Page 60: Removing/Installing The Motor (Conventional Motor With Gearbox)

    WHEELS/MOTORS PROCEDURE 12 Dust Cover Locknut Washer Spacer Caster Headtube Spacer Fork FIGURE 5 - REPLACING FORKS REMOVING/INSTALLING THE MOTOR (CONVENTIONAL MOTOR WITH GEARBOX) (FIGURE 6) Removing Motor 1. Disconnect the right and/or left motor connector Connector from the controller. 2.

  • Page 61: Removing/Installing The Motor (Gearless Brushless Motor)

    WHEELS/MOTORS PROCEDURE 12 REMOVING/INSTALLING THE 3. Secure motor to the suspension arm with existing four (4) mounting screws. Torque to 13 foot/ MOTOR (GEARLESS/BRUSHLESS pounds. MOTOR) (FIGURE 7) 4. Slide the motor lock lever along brake release shaft Removing until the end is flush with the bushing guide. 1.
  • Page 62 PROCEDURE 12 WHEELS/MOTORS Brake Release Shaft Guide Bushing *Alignment Pin Mounting Screw Washer Motor Lock Lever Motor Suspension Adjustment Screw Wiring Harness Mounting Connector Washer Screws Mounting Washer Screws Mounting Screws *NOTE: Alignment pin exploded away suspension arm for clarification purposes only. FIGURE 7 - REMOVING/INSTALLING MOTOR - GEARLESS/BRUSHLESS...

  • Page 63: Repositioning Mkiv Joystick - Van Seat Models

    ELECTRONICS PROCEDURE 13 This Procedure Includes the Following: Repositioning MKIV Joystick - Van Seat Models Removing/Installing MKIV Controller W W W W W ARNING ARNING ARNING ARNING ARNING 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 64: Removing/Installing Mkiv Controller

    PROCEDURE 13 ELECTRONICS REMOVING/INSTALLING THE MKIV Installing MKIV Controller (Wheelchairs Equipped with Non-Powered Seating CONTROLLER Systems)(FIGURE 8) Removing MKIV Controller (Wheelchairs 1. Secure the rear of the MKIV controller to the control- Equipped with Non-Powered Seating Systems) ler bracket with two (2) of the NEW 8-32 x 1/2-inch (FIGURE 8) mounting screws.
  • Page 65 ELECTRONICS PROCEDURE 13 Removing GB Controller (Wheelchairs Installing G/B Controller (Wheelchairs Equipped with Non-Powered Seating Systems) Equipped with Non-Powered Seating Systems) (FIGURE 9) (FIGURE 9) 1. Secure the rear of the GB controller to the controller 1. Remove the battery boxes. Refer to REMOVING/ bracket with two (2) of the NEW 10-32 x 1/2-inch INSTALLING THE BATTERY BOXES in the Owner’s mounting screws.

  • Page 66: Procedure 13 - Electronics

    PROCEDURE 13 ELECTRONICS Removing MKIV Controller (Wheelchairs Installing MKIV Controller (Wheelchairs Equipped with 2nd generation Powered Seating Equipped with 2nd generation Powered Seating Systems) (FIGURE 10) Systems) (FIGURE 10) 1. Secure the rear of the MKIV controller to the controller 1.
  • Page 67 ELECTRONICS PROCEDURE 13 Removing GB Controller (Wheelchairs Equipped Installing GB Controller (Wheelchairs Equipped with 2nd generation Powered Seating Systems) with 2nd generation Powered Seating Systems) (FIGURE 11) (FIGURE 11) 1. Secure the rear of the GB controller to the controller 1.

  • Page 68: Procedure 14 - Recliner

    PROCEDURE 14 RECLINER 9. Secure limit switch sensor to the seat frame with This Procedure Includes the Following: the two (2) mounting screws and washers. Positioning Limit Switch 10. Secure the wire retainer onto the INSIDE of the Adjusting Limit Switch seat frame with the mounting screw.

  • Page 69: Replacing Recliner Cable Assemblies

    RECLINER PROCEDURE 14 B. Slide actuator UP (towards top of the wheelchair). 6. Remove the operator of the existing recliner cable assembly from the pivot block. C C C C C A A A A A UTION UTION UTION UTION UTION 7.

  • Page 70: Replacing/Adjusting Gas Cylinders

    PROCEDURE 14 RECLINER 10. Visually inspect the handle to make sure that the cable If slack in the recliner cable or movement in the operator of is snapped completely into slot in handle and cable fit- the cable assembly can not be eliminated, DO NOT use the recliner cable assembly.

  • Page 71: Changing Back Height

    RECLINER PROCEDURE 14 6. Turn the spreader bar on the existing back canes Adjusting Gas Cylinder CLOCKWISE (toward back upholstery) and remove 1. To adjust the LEFT gas cylinder: Squeeze the handle the spreader bar from the existing back canes. of the RIGHT recliner cable assembly and try to re- 7.

  • Page 72: Changing Seat Depth

    PROCEDURE 14 RECLINER NOTE: There are three (3) different cable lengths depend- Seat Pan Removal/Replacement Procedures: ing on back height: 1. Remove the seat cushion from the wheelchair. BACK HEIGHT (in inches) 18-1/2, 20 22, 24 2. Remove the six (6) mounting screws and locknuts CABLE LENGTH Short Medium Long...

  • Page 73: Recliner Seat Frame Onto Arrow Or X Base Frame

    RECLINER PROCEDURE 14 If the seat width required is within the range of the original 10. Perform instructions outlined in PREPARATIONS back canes, spreader bar and headrest pillow, the original FOR REMOVING/INSTALLING SEAT FRAME components can still be used. (STANDARD FRAME, ADJUSTABLE FRAME, AND CAPTAINS VAN SEAT) in PROCEDURE 6 of this If the seat width required is NOT within the range of the manual:...

  • Page 74: Procedure 16 - Rwd Wheelchairs

    PROCEDURE 16 RWD WHEELCHAIRS Installing This Procedure includes the following: Removing/Installing Group 24 Battery Box Sub-Frame 1. Install the two (2) mounting screws and locknuts that Removing/Installing Group 22 Battery Box Tray secure the wiring harness w/bracket and the NEW sub-frame to the base frame.
  • Page 75 RWD WHEELCHAIRS PROCEDURE 16 Mounting Screws Wiring Harness w/Bracket REAR OF CHAIR Sub-Frame Locknuts FRONT OF CHAIR WHEELCHAIRS EQUIPPED WITHOUT VENT TRAY WHEELCHAIRS EQUIPPED WITH VENT TRAY REAR OF CHAIR REAR OF CHAIR Spacer Spacer Retainer Battery Box Mounting Clip Sub-frame Screws Retainer...

  • Page 76: Removing/Installing 22Nf Battery Box Tray

    PROCEDURE 16 RWD WHEELCHAIRS REMOVING/INSTALLING 22NF EQUIPMENT OPTION EQUIPMENT OPTION EQUIPMENT OPTION EQUIPMENT OPTION EQUIPMENT OPTION BATTERY BOX TRAY (FIGURE 2) CONVERTING 22NF BATTERY BOX Removing TRAY TO GROUP 24 BATTERY BOX 1. Remove the battery box. Refer to INSTALLING/RE- SUB FRAME ASSEMBLY MOVING 22NF BATTERY BOX in PROCEDURE 9 Removing 22NF Components (FIGURE 3)
  • Page 77 RWD WHEELCHAIRS PROCEDURE 16 Installing Group 24 Components (FIGURE 5. Perform STEPS 2-7 of REMOVING/INSTALLING THE WIRING HARNESS in PROCEDURE 10 of this manual to complete the wiring harness instal- 1. Line up the mounting holes in the front of the NEW lation.
  • Page 78 PROCEDURE 16 RWD WHEELCHAIRS STEPS 1 - 3 Mounting REAR OF Screws CHAIR Wiring Harness w/Bracket Battery Box Sub-Frame Locknuts Base Frame FRONT OF CHAIR STEPS 4 - 7 WHEELCHAIRS EQUIPPED WITHOUT VENT TRAY WHEELCHAIRS EQUIPPED WITH VENT TRAY REAR OF CHAIR REAR OF CHAIR Spacer Spacer...

  • Page 79: Shock Or Rubber Element Replacement For Wheelchairs Equipped With Group 24 Batteries

    RWD WHEELCHAIRS PROCEDURE 16 6. Remove the shock or rubber element. SHOCK OR RUBBER ELEMENT 7. Perform one (1) of the following sections: REPLACEMENT FOR WHEELCHAIRS A. Wheelchairs equipped with vent tray - EQUIPPED WITH GROUP 24 BATTERIES (FIGURES 5 AND 6) WARNING The Battery Box Retainer/Retainer 1.
  • Page 80 PROCEDURE 16 RWD WHEELCHAIRS 9. Reinstall the drive wheel from the wheel hub. Refer to REMOVING/INSTALLING THE DRIVE WHEELS in PROCEDURE 12 of this manual. 10. Reinstall the group 24 battery boxes. Refer to INSTALLING/REMOVING GROUP 24 BATTERY BOXES in PROCEDURE 9 of this manual.

  • Page 81: Shock Or Rubber Element Replacement For Wheelchairs Equipped With 22Nf Batteries

    RWD WHEELCHAIRS PROCEDURE 16 BOTTOM OF SHOCK or RUBBER ELEMENT Shock or RUBBER ELEMENT Rubber Element Short Locknuts Spacer Anti-tip Long Suspension Arm Bracket Spacer for Gearless/ Brushless Motors Washers 2-inch Spacer NOTE: Hardware is mounted inside Large of the anti-tip bracket Washer Small Washer...

  • Page 82: Shock Spring Replacement

    PROCEDURE 16 RWD WHEELCHAIRS SHOCK SPRING REPLACEMENT GROUP 22 B OUP 22 B OUP 22 B OUP 22 BA A A A A TTERIES OUP 22 B TTERIES TTERIES TTERIES TTERIES (FIGURE 6) Shock 1. Remove the 22NF battery box or group 24 battery boxes.

  • Page 83: Removing/Installing Gearbox

    RWD WHEELCHAIRS PROCEDURE 16 REMOVING/INSTALLING 5/16-18 x 2-1/2-inch GEARBOX (FIGURE 8) 5/16-18 x Removing Screws 1-1/4-inch 1. Remove the drive wheels from the wheelchair. Re- fer to REMOVING/INSTALLING DRIVE WHEELS Screws in PROCEDURE 12 of this manual. 2. Remove the drive wheel hub from the existing gear- box drive shaft.

  • Page 84: Adjusting Weight Distribution

    PROCEDURE 16 RWD WHEELCHAIRS ADJUSTING WEIGHT DISTRIBUTION 2. Moving the seat rearward. (FIGURE 9) Advantage: Makes turning easier and provide bet- ter traction for the large wheels. NOTE: Seat mount plates and seat support brackets al- Disadvantage: This adjustment, however, allows less low the seat frame to be repositioned along the base frame.

  • Page 85: Repositioning Motor/Gearbox

    RWD WHEELCHAIRS PROCEDURE 16 REPOSITIONING THE MOTOR/ MOT T T T T OR/GEARBO OR/GEARBO OR/GEARBO OR/GEARBOX X X X X ASSEMBL OR/GEARBO ASSEMBL ASSEMBL ASSEMBL ASSEMBLY Y Y Y Y GEARBOX (FIGURE 10) Standard - 1 - Inch Forward - Approximately 65% of Approximately 70% of NOTE: The motor/gearbox assembly can be repositioned to...

  • Page 86: Repositioning The Gearless/Brushless Motor

    PROCEDURE 16 RWD WHEELCHAIRS REPOSITIONING THE GEARLESS/BRUSHLESS MOTOR (FIGURE 11,12) Acceptable mounting positions for the gearless/brushless motor. NOTE: On models equipped with ifixed back only, the gearless/brushless motor can be repositioned to lengthen or shorten the wheelbase by 2-inches in 1-inch increments. ARROW AND RANGER X WITH FIXED BACK ARROW, RANGER X,AND TORQUE SP WITH WITH MANUAL RECLINER, 2G POWERED SEATIING...

  • Page 87: Replacing Suspension Arm For Wheelchairs With Motor/Gearbox Assembly

    RWD WHEELCHAIRS PROCEDURE 16 1. Determine the desired mounting position of the gear- 10. Reinstall the drive wheel to the wheelchair. Refer to RE- less/brushless motor. Refer to ACCEPTABLE MOVING/INSTALLING DRIVE WHEELS in PROCE- MOUNTING POSITIONS FOR THE GEARLESS/ DURE 12 of this manual. BRUSHLESS MOTOR in this procedure of the 11.
  • Page 88 PROCEDURE 16 RWD WHEELCHAIRS 8. Torque suspension arm hex screws (1/2 x 7-inches) to 12. Install the shock onto the new suspension arm. Refer 85 FOOT pounds (approximately 1,020-inch pounds) to REMOVING/INSTALLING THE SHOCK ASSEM- and replace plug buttons. BLY in this procedure of the manual. 9.

  • Page 89: Anti-Tipper Wheel Replacement

    RWD WHEELCHAIRS PROCEDURE 16 Spacer ANTI-TIPPER WHEEL Locknut REPLACEMENT (FIGURE 15) Spacer 1. Remove the locknuts, hex screws and spacers that secure the anti-tipper wheels to the anti-tip bracket 2. Replace anti-tipper wheel(s) and torque existing hard- ware to 156-inch pounds. DO NOT overtighten. Anti-Tipper Wheel FIGURE 15 - ANTI-TIPPER WHEEL REPLACEMENT...
  • Page 90 NOTES NOTES...

  • Page 91: Limited Warranty

    This warranty gives you specific legal rights and you may also have other legal rights which vary from state to state. Invacare warrants seat frame to be free from defects in materials and workmanship for a period of three (3) years from date of purchase; that electrical components are warranted for a period of one (1) year;...

This manual is also suitable for:

Torque? sp rwdRanger x? rwd3g storm arrow rwd3g storm torque sp rwd3g storm ranger x rwd

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