Adjusting Wheelbase Width - Invacare Top End Crossfire T7A User Manual

11 WHEELS

11.8 Adjusting Wheelbase Width

 Perform this procedure on one side of the wheelchair at a time for ease of adjustment.
The wheelbase width can be increase/decreased by
1. Remove the rear wheels. Refer to Removing/Installing Rear Wheels on page 62.
2. Loosen the axle nut and rotate axle busing to increase/decrease the wheelbase width.
3. Securely tighten axle nut. Torque nut to 30-35 ft.-lbs.
4. Count the number of threads showing on the axle bushing.
WARNING
ALWAYS leave
into camber tube otherwise damage and/or injury
may occur.
 The number of threads showing on the axle
bushing should be equal on both sides of the
wheelchair. Otherwise, wheelchair performance
may be affected.
5. Repeat STEPS 2-3 for the opposite axle bushing.
6. Install the rear wheels. Refer to Removing/Installing Rear Wheels
on page 62
®
Invacare Crossfire™T7A Wheelchair
3
/ inch of axle bushing engaged
4
3 1
/ per side = 1 / inch total range of adjustment.
4 2
Threads
Axle Bushing
FIGURE 11
72
Camber
Tube
Axle Nut
Adjusting Wheelbase Width
Part No 1167484