SECTION 9—FIXED AND ASBA SEAT FRAME
73
1. Perform the instructions outlined in Preparation for Removing/Installing Seat Frame
2. Review the following chart for the allowable seat width and seat depth combinations
for the ASBA.
NOTE: The seat widths and seat depths enclosed in the outlined box will require the use of CJ back
brackets and a 17-inch deep seat pan.
3. Remove the two mounting screws, coved washers, spacers, and locknuts that secure
the side frame to the center frame.
4. Adjust side frame to desired width determined from STEP 2. See
DETAIL “A”
for
proper mounting hole position.
5. Secure side frame to center frame with existing mounting screws, coved washers,
spacers, and locknuts. Torque mounting screws to 75 in-lbs (6.25 ft-lbs)(8.47 Nm).
WARNING
Both side frames MUST be adjusted to the same mounting hole position to main-
tain proper weight balance of user and seat frame. If weight is not balanced, injury
to the assistant and/or user and damage to the wheelchair may result.
6. Repeat STEPS 3-5 for opposite side frame.
7. Perform one of the following:
• For adjusting the seat width only, perform the instructions outlined in Preparation
for Removing/Installing Seat Frame on page 65.
NOTE: When performing the steps outlined in Preparation for Removing/Installing Seat Frame
on page 65 the seat pan, seat cushion, back upholstery and spreader bar (if applicable), will need to
be replaced. Spreader bars are only required on seat depths greater than 19-inches.
SEAT WIDTH
SEAT DEPTH
12
12
13
14
15
16
13
✓
✓
✓
✓
✓
14
✓
✓
✓
✓
✓
15
✓
✓
✓
✓
✓
16
✓
✓
✓
✓
✓
17
N/A
N/A
✓
✓
✓
18
N/A
N/A
✓
✓
✓
19
N/A
N/A
✓
✓
✓
20
N/A
N/A
✓
✓
✓
21
N/A
N/A
✓
✓
✓
22
N/A
N/A
✓
✓
✓
