Invacare TER Owners Manual - Page 25

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SECTION 4-BACK SECTION 4-BACK ƽ WARNING ALWAYS perform these procedures in the presence of an assistant. The position of the footrest, camber tube, back angle, the tautness of the back upholstery as well as the user's condition are directly related to the wheelchairs stability. Any change to one or any combination of the five may cause the wheelchair to decrease in stability. Use extreme caution when using a new seating position. The addition of anti-tippers may be required. After any adjustments, repair or service and before use, make sure all attaching hardware is tightened securely - otherwise injury or damage may occur. Unfolding/Folding the Back ƽ WARNING Back MUST be locked securely in place before using the wheelchair. NOTE: For this procedure, refer to FIGURE 4.1 1. To unfold the back, lift up on the back posts and pull back towards the rear of the wheelchair until it locks into place. 2. To fold the back, pull up on the back release cord and push the back posts forward toward the front of the wheelchair. Rear of Wheelchair Back Post Front of Wheelchair NOTE: Back upholstery removed for clarity. Back Release Cord (Not Shown) FIGURE 4.1 Unfolding/Folding the Back Back Angle Adjustment All Models Except Terminator Wheelchairs NOTE: For this procedure, refer to FIGURE 4.2 on page 26. NOTE: Perform this procedure on both sides of the wheelchair at the same time. 1. Loosen, but DO NOT remove the locknuts and hex screws that secure the back angle bracket to the seat rail and the back post. 2. Loosen the top locknut and slide the top hex screw away from the back angle bracket to adjust the cam. 3. Adjust back post 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) (9.04 ‐ 9.6 newton‐metres). NOTE: As shown in FIGURE 4.2, the adjustment cam can be rotated to several different positions thus changing the overall back angle relative to the seat rail. Part No 1122172 25 Everyday Series Wheelchairs/Sport Series Wheelchairs

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SECTION 4—BACK
Part No 1122172
25
Everyday Series Wheelchairs/Sport Series Wheelchairs
SECTION 4—BACK
±
WARNING
ALWAYS perform these procedures in the presence of an assistant. The position of the footrest,
camber tube, back angle, the tautness of the back upholstery as well as the user's condition are
directly related to the wheelchairs stability. Any change to one or any combination of the five
may cause the wheelchair to decrease in stability. Use extreme caution when using a new seating
position. The addition of anti-tippers may be required.
After any adjustments, repair or service and before use, make sure all attaching hardware is
tightened securely - otherwise injury or damage may occur.
Unfolding/Folding the Back
±
WARNING
Back MUST be locked securely in place before
using the wheelchair.
NOTE: For this procedure, refer to FIGURE 4.1
1.
To unfold the back, lift up on the back posts and pull
back towards the rear of the wheelchair until it locks
into place.
2.
To fold the back, pull up on the back release cord and
push the back posts forward toward the front of the
wheelchair.
FIGURE 4.1
Unfolding/Folding the Back
Back Angle Adjustment
All Models Except Terminator Wheelchairs
NOTE: For this procedure, refer to FIGURE 4.2 on page 26.
NOTE: Perform this procedure on both sides of the wheelchair at the same time.
1.
Loosen, but DO NOT remove the locknuts and hex screws that secure the back angle bracket to the seat rail and the back
post.
2.
Loosen the top locknut and slide the top hex screw away from the back angle bracket to adjust the cam.
3.
Adjust back post 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) (9.04
‐
9.6 newton
‐
metres).
NOTE: As shown in FIGURE 4.2, the adjustment cam can be rotated to several different positions thus changing the overall back angle
relative to the seat rail.
Front of
Wheelchair
Rear of
Wheelchair
Back Post
Back Release Cord
(Not Shown)
NOTE: Back upholstery
removed for clarity.