SECTION 11—BACK FRAME
101
NOTE: Existing hardware and inserts will be reused.
1. Remove the armrests from the wheelchair. Installing/Removing Flip Back Armrests on
NOTE: Note the correct mounting screw mounting positions to ensure the proper back angle for
reinstallation.
2. Remove the two mounting screws and washers that secure the existing back
upholstery to the back canes.
3. Remove the four mounting screws, washers, spacers, and locknuts that secure the
existing back canes to the seat frame.
4. Remove the inserts from the existing back canes.
5. Remove the back assembly from the wheelchair.
6. If applicable, loosen, but DO NOT remove the mounting screws and locknuts that
secure the spreader bar to the existing back canes.
7. Remove existing back canes from the back assembly.
8. Slide the inserts into the bottom of the new back canes.
9. Line up the mounting holes of the inserts with the mounting holes in the back canes.
NOTE: To keep the inserts lined up for reinstallation onto the wheelchair, start one of the mounting
screws through the back cane from inside of the wheelchair to hold the insert in place.
10. Slide new back canes through the existing/new back upholstery and spreader bar.
11. If applicable, loosely tighten the mounting screws that secure the spreader bar to the
new back canes.
12. Line up mounting holes in the back canes with the mounting holes in the seat frame.
NOTE: If needing a reference for proper mounting holes for the back angle required, or if changing
the original back angle, refer to Back Angle Adjustment on page 103.
WARNING
The back canes MUST be fastened securely to the seat frame BEFORE using the
wheelchair. Torque to 75 in-lbs (6.25 ft-lbs)(8.47 Nm).
13. Secure the two new back canes to the seat frame with the existing four mounting
screws, washers, spacers, and locknuts. Use Loctite 242 and torque to 75 in-lbs (6.25
ft-lbs) (8.47 Nm).
14. Secure the top of the existing/new back upholstery to the back canes with the two
existing mounting screws and washers.
15. Secure bottom of the existing/new back upholstery to rear of the seat pan.
16. Secure the bottom of the existing/new back upholstery to the back canes with new
tie-wraps.
NOTE: Clean upholstery with warm damp cloth and mild detergent to remove superficial soil.