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SECTION 7—BACK ADJUSTMENTS
Part No 1114842 89 2G Tarsys®Powered Seating System
Removing/Installing Back Canes
NOTE: For this procedure, refer to FIGURE 7.7.
Removing
1. Remove the arms. Refer to Arms on page 114.
2. Remove the spreader bar. Refer to Removing/Installing Spreader Bar on page 87.
3. Remove the short shoulder bolt, two washers and locknut that secure the existing back
cane to the curved link.
4. Remove the long shoulder bolt and locknut that secure the existing back cane to the
seat frame.
5. Remove the existing back cane from the wheelchair.
6. If necessary, repeat STEPS 2-4 for opposite back cane.
Installing
1. Position the new back cane on the seat frame as shown in FIGURE 7.7.
2. Install the long shoulder bolt that secures the new back cane to the seat frame.
3. Install the locknut onto the shoulder bolt and torque to 13 ft-lbs ± 20% (156 in-lbs ±
20%).
4. Line up the mounting holes in the new back cane and curved link.
5. Install the short shoulder bolt and two washers that secure the new back cane to the
curved link. Refer to FIGURE 7.7 for correct hardware orientation.
6. Install the locknut onto the shoulder bolt and torque to 13 ft-lbs ± 20% (156 in-lbs ±
20%).
7. If necessary, repeat STEPS 1-6 for the opposite back cane.
8. Install the spreader bar. Refer to Removing/Installing Spreader Bar on page 87.
9. Install the arms. Refer to Arms
on page 114.
FIGURE 7.7 Removing/Installing Back Canes
Back Cane
Washer
Short
Shoulder
Bolt
Curved Link
Seat Frame
Locknuts
Washer
Long
Shoulder
Bolt