Invacare Action 4 NG Heavy Duty Service Manual page 18

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SECTION 4—SEAT/BACK
Replacing
1. Lift up on the existing back upholstery cover and remove the cover from the
wheelchair.
2. Remove the two mounting screws and washers that secure the existing adjustable
back upholstery to the back-canes.
3. Slide each section (anchor loop/adjuster strap) of the existing adjustable back
upholstery off from the back-canes.
4. Slide each section (anchor loop/adjuster strap) of the new adjustable back upholstery
with the grommet hole facing the rear of the wheelchair.
5. Secure new adjustable back upholstery to the back-canes with the two mounting
screws and washers.
Ensure that the wheelchair is fully opened, the back brace is fitted, and the seat
rails properly located. The fastening strips MUST be securely fastened before
applying the back-upholstery cover. The Contour (adjustable) back should be
checked whenever entering the wheelchair to ensure that the fastening strips are
securely fastened.
6. Slip adjuster strips through corresponding anchor loops and adjust the back
upholstery. Secure with the fastening strips.
7. Secure the new back upholstery cover (fastening strap) to the back of the new
adjustable back upholstery (fastening strap).
8. Flip the new back upholstery cover over the new adjustable back upholstery and
secure the fastening strips to the front of the new adjustable back upholstery.
9. Lay the front portion of the new back upholstery cover on the seat upholstery.
10. Adjust the slack in the new back upholstery cover and then secure to the seat
upholstery.
Back cane
Mounting screw
Back-upholstery
Anchor Loop
Back-upholstery
adjuster strap
Adjustable back-upholstery
FIGURE 4.4 Installing/Replacing Contour (adjustable) Back Upholstery
W A R N I N G
Fastening straps
1 8
Back-upholstery cover
Fastening straps

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