SECTION 9—FIXED AND ASBA SEAT FRAME
83
• Gap is Greater Than 1½ inches - ASBA seating system is not in the proper
mounting position. Refer to Adjusting the Seating System Mounting
Position on page 83.
FIGURE 9.12
Checking ASBA Seating System Mounting Position
Adjusting the Seating System Mounting
Position
NOTE: For this procedure, refer to FIGURE 9.13.
NOTE: Applies to ASBA strandard seat, power tilt only, and Formula PTO Plus.
1. Loosen, but DO NOT remove, the four hex screws and locknuts securing the seat
frame mounting bracket to the interface mounting bracket.
2. Perform one of the following to ensure the ASBA seating system is in the proper
mounting position:
NOTE: Some front rigging and seat depth combinations may not allow for the 1-inch gap. In this
situation, slide the seat frame mounting brackets as far back as possible.
• Wheelchairs with Swing Away Front Rigging - Slide the seat frame mounting
brackets as far as possible towards the rear of the wheelchair. Leave 1 to 1½-inch
of clearance between the front riggings and the front casters in all caster positions.
• Wheelchairs with Manual or Power Center Mount Front Rigging - Slide the seat
frame mounting brackets as far as possible towards the rear of the wheelchair.
Leave 1 to 1½-inch of clearance between the center mount front riggings and the
front shroud.
3. Ensure the interface mounting brackets and the seat frame mounting brackets are
flush and square.
4. Secure the seat frame mounting brackets to the interface mounting plates. Torque the
four hex bolts and locknuts to 156 in-lbs (13 ft-lbs)(17.62 Nm) ± 20%.
5. Cycle the tilt and/or recline functions to verify wiring harnesses DO NOT obstruct the
path of the system. If they do, perform one of the following:
• Wires were damaged during inspection - Replace damaged wires.
Front
Shroud
DETAIL “A” - SWING AWAY FRONT
RIGGING
DETAIL “B” - CENTER MOUNT
FRONT RIGGING
1 to 1½-inch
Gap
Swing Away
Front Rigging
Center Mount
Front Rigging
Footplate
Front Caster
1 to 1½-inch Gap
Footplate
Front Caster