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SECTION 6—BACK
Part No 1148078 31 Crossfire™Series Wheelchairs
1. Loosen, but DO NOT remove the locknuts and hex screws that secure the back angle
bracket to the seat rail and the back cane.
2. Loosen the top locknut and slide the top hex screw away from the back angle bracket
to adjust the cam.
3. Adjust back canes to back angle required.
4. Adjust cam to achieve desired position.
NOTE: An indexing notch has been put on the cam to help determine cam position for desired back
angle adjustment.
5. Secure cam in desired position. Torque all hex screws and locknuts to 960-1020 inch
pounds (80-85 foot-pounds) (1105920 - 1175040 gram-centimeters).
NOTE: As shown in FIGURE 6.2, the adjustment cam can be rotated to several different positions
thus changing the overall back angle relative to the seat rail.
FIGURE 6.2 Back Angle Adjustment
95° Back Angle to Seat Rail 90° Back Angle to Seat Rail
80° Back Angle to Seat Rail85° Back Angle to Seat Rail
75° Back Angle
to Seat Rail
Back Cane
Indexing
Notch
Cam
Seat Rail
Back Angle
Bracket
TOP Hex
Screw and
Locknut
Back Cane
Indexing
Notch
Cam
Seat Rail
Back Angle
Bracket
TOP Hex Screw
and Locknut
Back Cane
Indexing
Notch
Cam
Seat Rail
Back Angle Bracket
TOP Hex
Screw and
Locknut
Back
Cane
Indexing Notch
Cam
Seat Rail
Back Angle Bracket
TOP Hex Screw
and Locknut
Back Cane
Indexing
Notch
Cam
Seat Rail
Back Angle Bracket
TOP Hex Screw
and Locknut