SECTION 11—BACK FRAME
102
WARNING
Laundering or moisture will reduce flame retardancy of the upholstery.
NOTE: When replacing the back upholstery, back assembly or changing back height, follow these
guidelines for spreader bar height (where applicable):
NOTE: Spreader Bar required on back heights 20 to 24-inches. *Spreader bar ONLY required on
these back heights if the width or depth of the chair exceeds 19-inches.
NOTE: Spreader bar required on all Heavy Duty models.
17. If necessary, reposition the spreader bar at the correct height for the corresponding
back height and torque the mounting hardware to 60 in-lbs (5 ft-lb) (6.78 Nm).
18. Reinstall the armrest onto the wheelchair. Installing/Removing Flip Back Armrests on
FIGURE 11.2
Changing Back Height on Fixed and ASBA Seat Frames
Adjusting the Back Height on ADJASBA Seat Frames
Contoura Backs - There is no height adjustment available for wheelchairs with Contoura
backs.
Upholstered Backs - The back canes MUST be replaced to adjust the back height for
upholstered backs.
Locknut
Washer
Mounting Screw
Locknuts
Spacers
Spreader Bar
Mounting Screw
Torque to 60 in-lbs
(5 ft-lbs) (6.78 Nm)
Washers
Mounting Screw
Torque to 75 in-lbs
(6.25 ft-lbs) (8.47 Nm).
Insert
Back Upholstery
Back Cane