Replacing The Seat Positioning Strap; Removing/Installing The Back Upholstery; Removing/Installing/Changing The Back Cane Height - Invacare Pronto M91 Service Manual

SECTION 4—SEAT

Replacing the Seat Positioning Strap

NOTE: For this procedure, refer to FIGURE 4.8.
1. Remove the seat cushion from the seat pan.
2. Remove the flip back armrests. Refer to Removing/Installing Flip Back Armrest on
page 53.
3. Remove the two (2) mounting screws,
quick release pin tabs, spacers and
locknuts that secure the seat pan and
seat positioning straps to the seat
frame.
4. Remove the two (2) halves of the seat
positioning strap from the rear seat
frame.
5. Reposition the two (2) new seat
positioning strap halves underneath
seat rails.
6. Reinstall the two (2) mounting screws,
quick release pin tabs, spacers and
locknuts that secure the seat pan and
seat positioning straps to the seat frame
and torque to 75 inch-lbs.
7. Reinstall the seat cushion onto the seat
pan.

Removing/Installing the Back Upholstery

NOTE: The back canes must be removed when removing/installing the back upholstery. Refer to
Removing/Installing/Changing the Back Cane Height on page 40.

Removing/Installing/Changing the Back Cane Height

NOTE: For this procedure, refer to FIGURE 4.9.
NOTE: If changing the back height, new back upholstery may be needed as well. Refer to the
following chart to determine if new back upholstery is needed:
If back height required is within the range of the original back upholstery
height, only new back canes will be needed.
If the back height required is NOT within the range of the original back uphol-
stery height, new back upholstery, and back canes will be required
NOTE: Existing hardware and inserts will be reused.
NOTE: Take note of position and orientation of mounting hardware for reinstallation.
® ™
Pronto M91 and M94
FIGURE 4.8 Replacing the Seat Positioning
NOTE
40
Mounting Screws
Seat
Positioning
Strap
Tab
Locknut
Quick Release Pin
Strap
BACK UPHOLSTERY
Seat Pan
Seat Frame
HEIGHT
16 to 17 inches
18 to 19 Inches
20 inches
Part No. 1125038