Invacare A4 Owner's Operator And Maintenance Manual
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Invacare A4 Owner's Operator And Maintenance Manual

Invacare A4 Owner's Operator And Maintenance Manual

Adjustable seat angle
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Owner's Operator And Maintenance Manual
Owner's Operator and Maintenance Manual
A4 and A4 Titanium
™
™
(Adjustable Seat Angle)
DEALER: THIS MANUAL MUST BE GIVEN TO THE USER
OF THE WHEELCHAIR.
USER: BEFORE USING THIS WHEELCHAIR, READ THIS
MANUAL AND SAVE FOR FUTURE REFERENCE.
For more information regarding
Invacare products, parts, and services,
m
please visit: www.invacare.co

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  • Page 1 Owner's Operator And Maintenance Manual Owner's Operator and Maintenance Manual A4 and A4 Titanium ™ ™ (Adjustable Seat Angle) DEALER: THIS MANUAL MUST BE GIVEN TO THE USER OF THE WHEELCHAIR. USER: BEFORE USING THIS WHEELCHAIR, READ THIS MANUAL AND SAVE FOR FUTURE REFERENCE.
  • Page 2 ACCESSORIES WARNING Invacare products are specifically designed and manufactured for use in conjunction with Invacare accessories. Accessories designed by other manufacturers have not been tested by Invacare and are not recommended for use with Invacare products. A4™AND A4™TITANIUM Part No. 1110545...

  • Page 3: Table Of Contents

    ADJUSTING THE AXLE TUBE ......................35 REPOSITIONING CAMBER INSERTS (ADJUSTING REAR WHEEL CAMBER) (FIGURE 9)37 ADJUSTING WHEELBASE LENGTH (ADJUSTING CENTER OF GRAVITY) (FIGURE 10) 39 ADJUSTING WHEELBASE WIDTH ....................41 REPLACING AXLE TUBE ........................42 Part No. 1110545 A4™AND A4™TITANIUM...
  • Page 4 INSTALLING THE HALF ARM SOCKET ................... 70 ADJUSTING HALF ARM HEIGHT ....................... 70 SECTION 9 - SUSPENSION .............. 71 ELASTOMERS AND SUSPENSION ..................... 71 REPLACING REAR ELASTOMERS ....................... 71 REPLACING FRONT ELASTOMERS....................73 LIMITED WARRANTY ..............75 A4™AND A4™TITANIUM Part No. 1110545...

  • Page 5: Special Notes

    Transportation has not approved any tie-down systems for transportation of a user while in a wheelchair, in a moving vehicle of any type. It is Invacare’s position that users of wheelchairs should be transferred into appropriate seating in vehicles for transportation and use be made of the restraints made available by the auto industry.

  • Page 6: Label Locations

    THE ANTI-TIP TUBES INSTALLED. REV. 5/98 P/N 60106X144 setting. 1085379 Detent balls should extend beyond the diameter WARNING of the axle bushing for a positive lock. Keep detent balls clean. REV.10/98 1026960 A4™AND A4™TITANIUM Part No. 1110545...

  • Page 7: Specifications

    SPECIFICATIONS SPECIFICATIONS INVACARE A4 Frame Type: Tapered or "V" Seat Width: 12 to 22-inches Camber Width: Camber (in degrees) Add the inches listed in the chart to the wheelchair width Rear Wheel Type: to obtain the overall width Spoke 6-3/4...

  • Page 8: Section 1 - General Guidelines

    Moving the rear wheels forward causes the wheelchair to decrease in stability. ALWAYS ensure stability BEFORE moving the rear wheels forward. TEST wheelchair BEFORE it is occupied by the end user to ensure safety. A4™AND A4™TITANIUM Part No. 1110545...

  • Page 9: Operating Information

    DO NOT attempt to ride over curbs or obstacles. Doing so may cause your wheelchair to turn over and cause bodily harm or damage to the wheelchair. DO NOT use parts, accessories, or adapters other than those authorized by Invacare. Part No. 1110545 A4™AND A4™TITANIUM...

  • Page 10: Tire Pressure

    Invacare shall NOT be liable for bodily injury and the warranty will be voided immediately. WEIGHT LIMITATION WARNING The Invacare A4 wheelchair has a weight limitation of 300 lbs. (136 kg.). A4™AND A4™TITANIUM Part No. 1110545...

  • Page 11: Safety/Handling Of Wheelchairs

    Individual wheelchair users often develop skills to deal with daily living activities that may differ from those described in this manual. Invacare recognizes and encourages each individual to try what works best for him/her in overcoming architectural barriers that they may encounter, however ALL WARNINGS and CAUTIONS given in this manual MUST be followed.
  • Page 12 LENGTHENING THE WHEELBASE will increase the stability and maintain standard maneuverability of the wheelchair. SHORTENING THE WHEELBASE will increase the maneuverability, distribute additional weight onto the rear wheels and make the wheelchair less stable. A4™AND A4™TITANIUM Part No. 1110545...
  • Page 13 Position wheelchair as close as possible to the desired object. Point front casters forward to create the longest possible wheelbase. Reach back only as far as your arm will extend without changing your sitting position. Part No. 1110545 A4™AND A4™TITANIUM...
  • Page 14 Roll the wheelchair backward and SLOWLY lower the wheelchair in one continuous movement. DO NOT let the wheelchair drop the last few inches to the ground. This could result in injury to the occupant. Turn the anti-tippers so the wheels are facing DOWN. A4™AND A4™TITANIUM Part No. 1110545...
  • Page 15 EXTREME CAUTION is advised when it is necessary to move an occupied wheelchair up or down the stairs. Invacare recommends that, if possible, the user be removed from the wheelchair prior to moving. Invacare recommends using two (2) assistants and making thorough preparations.
  • Page 16 Remove, lower or rotate the armrest so it is out of the way. Engage wheel locks. Shift body weight into seat with transfer. During independent transfer, little or no seat platform will be beneath you. Use a transfer board if at all possible. A4™AND A4™TITANIUM Part No. 1110545...

  • Page 17: Section 2 - Safety Inspection

    CAMBER/AXLE TUBE • Axle tube is securely tightened. • Camber inserts are not extended more than 3-inches. CLEANING • Clean upholstery and armrests. • Clean optional quick release levers. Part No. 1110545 A4™AND A4™TITANIUM...

  • Page 18: Troubleshooting

    SUGGESTED MAINTENANCE PROCEDURES 1. Before using your A4 wheelchair, make sure all nuts and bolts are tight. Check all parts for damage or wear and replace. Check all parts for proper adjustment. 2. Keep quick-release axles free of dirt and lint to ensure positive locking and proper operation.
  • Page 19 MENT in SECTION 8 of this manual. 10. Periodically check caster and rear wheel bearings to make sure they are clean and free from moisture. Use a Teflon lubricant if necessary. 11. Check upholstery for sagging, rips and tears. Part No. 1110545 A4™AND A4™TITANIUM...

  • Page 20: Section 3 - Upholstery

    2. To fold the back, pull up on the cord and push the back canes forward towards the front of the wheelchair. REAR OF FRONT OF WHEELCHAIR WHEELCHAIR Back Cane Back Release Cord (Not Shown) NOTE: Back upholstery removed for clarity. FIGURE 1 - UNFOLDING/FOLDING THE BACK A4™AND A4™TITANIUM Part No. 1110545...

  • Page 21: Removing/Installing Standard Back Upholstery

    6. Press firmly to secure the fastening strips. FRONT OF WHEELCHAIR Back Upholstery Fold Fastening Strips Fastening Flap Fastening Flap Loops Back REAR OF WHEELCHAIR Canes FIGURE 2 - REMOVING/INSTALLING STANDARD BACK UPHOLSTERY Part No. 1110545 A4™AND A4™TITANIUM...

  • Page 22: Adjustable Tension Back Upholstery

    B. Slide adjuster strap section of adjustable tension back upholstery over the RIGHT back cane with the grommet hole facing the rear of the wheelchair. 3. Adjust the adjuster straps to the desired tension. A4™AND A4™TITANIUM Part No. 1110545...

  • Page 23: Seat Upholstery Replacement

    4. Install the NEW seat upholstery by reversing the above steps. 5. Reinstall the seat cushion onto the wheelchair. Phillips Screws Seat Upholstery Seat Frame NOTE: Wheelchair frame not shown for clarity. FIGURE 4 - SEAT UPHOLSTERY REPLACEMENT Part No. 1110545 A4™AND A4™TITANIUM...

  • Page 24: Section 4 - Frame

    5. Secure cam in desired position. Tighten hex screws and locknuts securely. DO NOT distort frame tube. . NOTE: As shown in FIGURE 1, the adjustment cam can be rotated to several different positions thus changing the overall back angle relative to the seat rail. A4™AND A4™TITANIUM Part No. 1110545...
  • Page 25 Back Angle Back Angle Bracket Bracket Seat Rail Seat Rail 75° BACK ANGLE TO SEAT RAIL Back Cane Indexing Notch TOP Hex Screw and Locknut Back Angle Bracket Seat Rail FIGURE 1 - BACK ANGLE ADJUSTMENT Part No. 1110545 A4™AND A4™TITANIUM...

  • Page 26: Back Height Adjustment

    STANDARD BACK UPHOLSTERY in SECTION 3 of the manual. B. ADJUSTABLE TENSION BACK UPHOLSTERY - Refer to ADJUSTABLE TENSION BACK UPHOLSTERY in SECTION 3 of this manual. Back Cane Insert Bar Hole Number Back Cane FIGURE 2 - BACK HEIGHT ADJUSTMENT A4™AND A4™TITANIUM Part No. 1110545...

  • Page 27: Rear Seat-To-Floor Height Adjustment

    After making adjustments, always make sure that ALL parts are properly tightened BEFORE using the wheelchair. NOTE: All A4 wheelchairs are manufactured with the REAR seat-to-floor height 1-inch lower than the FRONT seat-to-floor height. REAR seat-to-floor height adjustment slots are in 1/2-inch increments.

  • Page 28: Replacing Seat Frame

    17. Secure the FRONT of the back angle brackets to the seat frame with the bolts, washers, nylon spacers, coved spacers, washers and locknuts as shown in DETAIL "C" of FIGURE 4. 18. Reverse STEPS 1-3 to install wheel locks, seat upholstery and rear wheels. A4™AND A4™TITANIUM Part No. 1110545...
  • Page 29 DETAIL "D" - INSTALLING REMOVING/INSTALLING THE BACK THE BACK Back Angle Back Hook Bracket Washers Angle Locknuts Bracket Stop Washer Bolt Seat Rail Seat Stop Hook Frame Nylon Coved Spacer Spacer Bolt FIGURE 4 - REPLACING SEAT FRAME Part No. 1110545 A4™AND A4™TITANIUM...

  • Page 30: Opening/Closing Camber Clamps

    B. STANDARD CAMBER CLAMPS - Securely tighten the socket screw to secure the axle tube. C. SUSPENSION CAMBER CLAMPS - Securely tighten the hex screw on the bottom rear of the camber clamp to secure the axle tube. A4™AND A4™TITANIUM Part No. 1110545...
  • Page 31 Closed Position Quick-release Lever Open Position SIDE VIEW OF STANDARD CAMBER CLAMP Socket Screw Camber Clamp REAR VIEW OF SUSPENSION CAMBER CLAMP Axle Tube Camber Clamp Camber Insert Hex Screw FIGURE 5 - OPENING/CLOSING CAMBER CLAMPS Part No. 1110545 A4™AND A4™TITANIUM...

  • Page 32: Determining Toe In/Toe Out

    Front Centerline of Toe-out Wheelchair Toe-in DETAIL "A" - SIDE VIEW OF Rear Centerline of WHEELCHAIR Wheelchair Centerline of the Rear Wheel Smaller Than Front Larger Than Front Measure Here FIGURE 6 - DETERMINING TOE IN/TOE OUT A4™AND A4™TITANIUM Part No. 1110545...

  • Page 33: Adjusting Toe In/Toe Out

    2. Slowly rotate the axle tube until the tab on the RIGHT toe adjustment ring is stopped against the UPPER edge of the camber clamp (FIGURE 7). 3. Close the camber clamps. Refer to OPENING/CLOSING CAMBER CLAMPS in this section of the manual. Part No. 1110545 A4™AND A4™TITANIUM...
  • Page 34 Rotate UP Only Adjustment Ring Camber RIGHT Toe Clamp Adjustment Ring Camber Clamp RIGHT Tab Stopped Against UPPER Edge of Camber Clamp REAR OF WHEELCHAIR REAR OF WHEELCHAIR FIGURE 7 - ADJUSTING TOE IN/TOE OUT A4™AND A4™TITANIUM Part No. 1110545...

  • Page 35: Adjusting The Axle Tube

    12. Close the LEFT camber clamp. Refer to OPENING/CLOSING CAMBER CLAMPS in this section of the manual. 13. Rotate the RIGHT toe adjustment ring until the tab stops against the UPPER edge of the camber clamp. 14. Securely tighten set screw on RIGHT toe adjustment ring. Part No. 1110545 A4™AND A4™TITANIUM...
  • Page 36 Axle Tube - Will Rotate UP Only Rotate UP Only Rotate UP Only Rotate UP Only Rotate UP Only RIGHT Tab Stopped Against UPPER Edge of Camber Clamp FIGURE 8 - ADJUSTING THE AXLE TUBE A4™AND A4™TITANIUM Part No. 1110545...

  • Page 37: Repositioning Camber Inserts (Adjusting Rear Wheel Camber) (Figure 9)37

    10. Wheelchairs equipped with 0°/9°, 0°/12°, 3°/9°, 6°/9° , 3°/12° or 6°/12° camber inserts - Adjust the toe in/toe out of the wheelchair. Refer to ADJUSTING TOE IN/TOE OUT in this section of the manual. Part No. 1110545 A4™AND A4™TITANIUM...
  • Page 38 13. Ensure anti-tippers are adjusted properly. Refer to ANTI-TIPPER ADJUSTMENT/ REPLACEMENT in SECTION 7 of this manual. Camber Insert - Rotate 180° Axle Tube Indexing Marks Camber Clamp Indexing Ring FIGURE 9 - REPOSITIONING CAMBER INSERTS (ADJUSTING REAR WHEEL CAMBER) A4™AND A4™TITANIUM Part No. 1110545...

  • Page 39: Adjusting Wheelbase Length (Adjusting Center Of Gravity) (Figure 10)

    5. Roll the wheelchair before using to make sure there is no excessive drag to either side. NOTE: If drag to either side occurs, refer to DETERMINING TOE IN/TOE OUT in this section of the manual. Part No. 1110545 A4™AND A4™TITANIUM...
  • Page 40 Loosen But Do Not Back Post Remove Axle Tube Wheelchair Frame Camber Clamp Clamp SHORTENING SUSPENSION - SIDE VIEW Top Clamp Wheelchair Hex Screws Frame Axle Tube FIGURE 10 - ADJUSTING WHEELBASE LENGTH (ADJUSTING CENTER OF GRAVITY) A4™AND A4™TITANIUM Part No. 1110545...

  • Page 41: Adjusting Wheelbase Width

    4. Close the camber clamp. Refer to OPENING/CLOSING CAMBER CLAMPS in this procedure of the manual. 5. Repeat STEPS 1-4 for the opposite side of the wheelchair. Indexing Marks Camber Axle Tube Insert Camber Camber Clamp Indexing Ring Insert FIGURE 11 - ADJUSTING WHEELBASE WIDTH Part No. 1110545 A4™AND A4™TITANIUM...

  • Page 42: Replacing Axle Tube

    NOTE: The performance of the wheelchair will be affected if the axle tube has not been adjusted to correct the toe in/toe out of the wheelchair. 14. Ensure the camber clamps are closed. Refer to OPENING/CLOSING CAMBER CLAMPS in this section of the manual. A4™AND A4™TITANIUM Part No. 1110545...
  • Page 43 Camber Clamp Set Screw Camber (NOT SHOWN) Clamp Indexing Ring Camber Insert NOTE: Suspension option not shown for clarity. Axle tube installs in the same manner as shown above. FIGURE 12 - REPLACING AXLE TUBE Part No. 1110545 A4™AND A4™TITANIUM...

  • Page 44: Section 5 - Wheels

    5. If locking pins are not protruding past the inside of axle bushing or there is too much movement of rear wheel assembly in a back and forth position, refer to ADJUSTING THE QUICK-RELEASE AXLE or REMOVING THE PLAY FROM THE REAR WHEELS in this section of the manual. A4™AND A4™TITANIUM Part No. 1110545...

  • Page 45: Adjusting Quick-Release Axle

    7. If detent pin does not fully release, proceed to ADJUSTING THE QUAD-RELEASE HANDLE IN AND/OR OUT in this section of the manual. 8. Repeat STEPS 1-7 for the opposite rear wheel. Part No. 1110545 A4™AND A4™TITANIUM...

  • Page 46: Adjusting The Quad-Release Handle In And/Or Out

    Length Adjustment Screw FIGURE 5 - REMOVING THE PLAY FROM THE REAR WHEELS A4™AND A4™TITANIUM Part No. 1110545...

  • Page 47: Repairing/Replacing Rear Wheel Tire/Tube

    8. Repeat the procedure for the opposite rear wheel if necessary. Phillips Screw Handrim Locknut FIGURE 6 - HANDRIM REPLACEMENT REPAIRING/REPLACING REAR WHEEL TIRE/TUBE WARNING Replacement of a pneumatic tire or tube MUST be performed by a qualified technician. Part No. 1110545 A4™AND A4™TITANIUM...

  • Page 48: Wheel Lock Adjustment/Replacement

    WHEELS WHEEL LOCK ADJUSTMENT/REPLACEMENT (FIGURE 7) NOTE: INVACARE recommends UNDER mount wheels locks when engaging in any contact sport. NOTE: Before adjusting or replacing the High/Under mount wheel locks, ensure that the tires are inflated to the recommended psi on the sidewall of the tire.

  • Page 49: Replacing/Adjusting Casters

    FIGURE 8 - REPLACING/ CASTER HEIGHT in this section of the manual. The ADJUSTING CASTERS size of the rear wheels may also need adjustment. Refer to REPAIRING/REPLACING REAR WHEEL, TIRE/TUBE in this section of the manual. Part No. 1110545 A4™AND A4™TITANIUM...

  • Page 50: Replacing Forks

    C. Let casters drop to bottom of arc (wheels should swing once to one-side, then immediately rest in a straight downward position). D. Adjust locknuts according to freedom of caster swing. E. Test wheelchair for maneuverability. A4™AND A4™TITANIUM Part No. 1110545...

  • Page 51: Adjusting Caster Height

    8. Repeat this procedure for the opposite front caster. Locknut Caster Housing NOTE: Headtube cap not shown for clarity. "L" Square Washers (SHOWN) or Spacers (NOT SHOWN) Fork Stem FIGURE 10 - ADJUSTING CASTER HEIGHT Part No. 1110545 A4™AND A4™TITANIUM...

  • Page 52: Adjusting Front Seat-To-Floor Height

    WHEELS in this section of the manual to replace the rear wheels. 4. After determining the caster size, refer to REPLACING CASTERS and/or REPLACING FORKS in this section of the manual to replace the casters and/or forks. A4™AND A4™TITANIUM Part No. 1110545...
  • Page 53 7. Ensure wheel locks engage properly. Refer to WHEEL LOCK ADJUSTMENT/ REPLACEMENT in this section of the manual. FORK STYLE INFORMATION SHORT FORK - NON-SUSPENSION ONLY LONG FORK NON-SUSPENSION FORK SUSPENSION FORK Middle Middle Bottom Bottom FIGURE 12 - FRONT SEAT-TO-FLOOR HEIGHT ADJUSTMENT Part No. 1110545 A4™AND A4™TITANIUM...
  • Page 54 LONG - MIDDLE 18-INCHES 26-INCH 5-INCH SHORT - N/A 18-INCHES 26-INCH 5-INCH LONG - MIDDLE 18-INCHES 26-INCH 6-INCH LONG - BOTTOM * NOTE: A 17-inch front seat-to-floor height is not available for wheelchairs with the suspension option. A4™AND A4™TITANIUM Part No. 1110545...
  • Page 55 LONG - MIDDLE 19-INCHES 26-INCH 5-INCH SHORT - N/A 19-INCHES 26-INCH 5-INCH LONG - MIDDLE 19-INCHES 26-INCH 6-INCH LONG - BOTTOM * NOTE: A 17-inch front seat-to-floor height is not available for wheelchairs with the suspension option. Part No. 1110545 A4™AND A4™TITANIUM...
  • Page 56 26-INCH 4-INCH LONG - BOTTOM 20-INCHES 24-INCH 5-INCH SHORT - N/A 20-INCHES 24-INCH 5-INCH LONG - MIDDLE 20-INCHES 26-INCH 5-INCH SHORT - N/A 20-INCHES 26-INCH 5-INCH LONG - MIDDLE 20-INCHES 26-INCH 6-INCH LONG - BOTTOM A4™AND A4™TITANIUM Part No. 1110545...
  • Page 57 26-INCH 4-INCH LONG - BOTTOM 21-INCHES 24-INCH 5-INCH SHORT - N/A 21-INCHES 24-INCH 5-INCH LONG - MIDDLE 21-INCHES 26-INCH 5-INCH SHORT - N/A 21-INCHES 26-INCH 5-INCH LONG - MIDDLE 21-INCHES 26-INCH 6-INCH LONG - BOTTOM Part No. 1110545 A4™AND A4™TITANIUM...
  • Page 58 26-INCH 4-INCH LONG - BOTTOM 22-INCHES 24-INCH 5-INCH SHORT - N/A 22-INCHES 24-INCH 5-INCH LONG - MIDDLE 22-INCHES 26-INCH 5-INCH SHORT - N/A 22-INCHES 26-INCH 5-INCH LONG - MIDDLE 22-INCHES 26-INCH 6-INCH LONG - BOTTOM A4™AND A4™TITANIUM Part No. 1110545...

  • Page 59: Section 6 - Footrest

    5. Adjust the footplate to the desired position. Refer to FOOTPLATE ANGLE ADJUSTMENT and/or FOOTPLATE DEPTH ADJUSTMENT in this section of the manual. Allen Screws Flat Screws Footplate Footrest Tube Washers Depth Mounting Locknuts Positions FIGURE 1 - FOOTREST REPLACEMENT/ADJUSTMENT Part No. 1110545 A4™AND A4™TITANIUM...
  • Page 60 9. Insert the footrest tubes into the wheelchair frame. 10. Adjust the footrest tubes to the height noted in STEP 1. 11. Tighten the two allen screws to secure the footrest tubes to the wheelchair frame. A4™AND A4™TITANIUM Part No. 1110545...

  • Page 61: Section 7 - Anti-Tippers

    Anti-tippers MUST BE attached at all times. Inasmuch as the ANTI-TIPPERS are an option on this wheelchair (You may order it with or without the anti-tippers), Invacare strongly recommends ordering the anti-tippers as an additional safeguard for the wheelchair user.
  • Page 62 PART NUMBER MEASUREMENT 1112178 21-1/8-inches DETAIL "A" - ANTI-TIPPER ADJUSTMENT HOLES TOP adjustment hole Anti-tipper Bar Release Buttons Anti-tipper Hole Camber Clamp Anti-tipper Socket Ground/ Floor 1-1/2 to 2-inch clearance FIGURE 1 - ANTI-TIPPER ADJUSTMENT/REPLACEMENT A4™AND A4™TITANIUM Part No. 1110545...

  • Page 63: Section 8 - Arms

    6. Secure the outer T-arm bracket to the inner T-arm bracket with the socket screws and washers. 7. Repeat STEPS 2-6 for the opposite side of the wheelchair. 8. Install the T-arms into the T-arm sockets. Refer to INSTALLING/REMOVING THE T-ARMS in this section of the manual. Part No. 1110545 A4™AND A4™TITANIUM...

  • Page 64: Installing/Removing T-Arms

    NOTE: If the T-arm does not slide up and down in the T-arm socket as desired, adjust the T-arm socket. Refer to ADJUSTING THE T-ARMS in this section of the manual. 2. Repeat STEP 2 for opposite side of the wheelchair. A4™AND A4™TITANIUM Part No. 1110545...

  • Page 65: Adjusting The T-Arms

    3. Lock the T-arm by flipping the T-arm release lever towards the front of the wheelchair. Inside T-Arm Post T-Arm Release Lever - Locked Position T-Arm Release Lever - Unlocked Position Outside T- Arm Post Screws FIGURE 3 - ADJUSTING T-ARM HEIGHT Part No. 1110545 A4™AND A4™TITANIUM...
  • Page 66 4. Re-secure the arm tube to the T-arm post with the two socket screws. Torque to 60-70 in./lbs. 5. Reattach the arm pad to the arm tube with the two phillips screws. Tighten securely. 6. Repeat for the opposite side, if necessary. A4™AND A4™TITANIUM Part No. 1110545...
  • Page 67 6. Press in on the locking lever and lift the T-arm straight up and out of the T-arm socket. 7. Repeat STEPS 3-6, if necessary until the T-arm slides in the T-arm socket as desired. 8. If necessary, install rear wheels. Refer to REMOVING/INSTALLING REAR WHEELS in SECTION 5 of this manual. Part No. 1110545 A4™AND A4™TITANIUM...

  • Page 68: Adjusting T-Arm Transfer Assists And/Or Side Guards

    5. Install the T-arm onto the wheelchair. Refer to INSTALLING/REMOVING T-ARMS in this section of the manual. T-Arm Side Guard Transfer Assist Socket Screws Bottom Clamp FIGURE 7 - ADJUSTING T-ARM TRANSFER ASSISTS AND/OR SIDE GUARDS A4™AND A4™TITANIUM Part No. 1110545...

  • Page 69: Replacing The T-Arm Locking Lever

    8. Install the T-arm onto the wheelchair. Refer to INSTALLING/REMOVING T-ARMS in this section of the manual. DETAIL "A" - MOUNTING THE SPRING Mounted Extended Ends Spring Spring Notch Locknut Bottom Bracket Locking Phillips Bolt Lever FIGURE 8 - REPLACING THE T-ARM LOCKING LEVER Part No. 1110545 A4™AND A4™TITANIUM...

  • Page 70: Installing The Half Arm Socket

    Washers 5. Reinstall the half arm into the arm socket. FIGURE 10 - ADJUSTING HALF 6. Repeat STEPS 1-5 for the opposite side, if ARM HEIGHT necessary. A4™AND A4™TITANIUM Part No. 1110545...

  • Page 71: Section 9 - Suspension

    8. Install the outer allen screw into the pivot pin. 9. Use an allen wrench to hold the outer allen screw in position. 10. While holding the outer allen screw, install the inner allen screw into the pivot pin. Tighten securely. Part No. 1110545 A4™AND A4™TITANIUM...
  • Page 72 SECTION 9 SUSPENSION OUTSIDE OF Suspension Base WHEELCHAIR FRAME Outer Allen Screw Recess Elastomer Pivot Pin Inner Allen Screw Axle Bracket Mounting Holes Recess INSIDE OF WHEELCHAIR FRAME FIGURE 1 - REPLACING REAR ELASTOMERS A4™AND A4™TITANIUM Part No. 1110545...

  • Page 73: Replacing Front Elastomers

    8. Reinstall the mounting screw into the threaded sleeve and tighten securely. Upper Portion of Fork Mounting Screw (Use Loctite 242) Lower Portion of Fork Elastomer Mounting Screw Threaded Sleeve FIGURE 2 - REPLACING FRONT ELASTOMERS Part No. 1110545 A4™AND A4™TITANIUM...
  • Page 74 NOTES NOTES A4™AND A4™TITANIUM Part No. 1110545...

  • Page 75: 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 the frame to be free from defects in materials and workmanship for a lifetime from date of purchase; all remaining components for one (1) year from date of purchase except upholstered materials, padded materials and tires/wheels.
  • Page 76 ™and ®. 44036-2125 L4Z 4G4 Canada All trademarks are owned by or 800-333-6900 800-668-5324 licensed to Invacare Corporation or its subsidiaries unless otherwise noted. 3-in-1 and WD-40 are registered trademarks of the WD-40 Company. Teflon is a registered trademark of E.I.

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