Invacare Adjustable ASBA Seat - Manual (Page 48)

SECTION 9—ADULT BACKS
Adjustable ASBA Seat 48 Part No 1143238
SECTION 9—ADULT BACKS
ƽ WARNING
After any adjustments, repair or service and before use, make sure all attaching
hardware is tightened securely - otherwise injury or damage may result.
Before performing any maintenance, adjustments or service, ALWAYS turn the
wheelchair power off, otherwise injury or damage may result.
Removing/Installing the Contoura Back
NOTE: For this procedure, refer to FIGURE 9.1 on page 49.
Removing the Contoura Back
1. Remove back cushion.
2. Remove the two mounting screws that secure the lower front mounting brackets to the
back canes.
3. Remove the four socket screws, washers and locknuts (not shown) that secure the four
front and rear mounting brackets.
4. Remove the Contoura back and hardware from the back canes.
Installing the Contoura Back
1. Position the front mounting brackets against the back canes.
2. Secure the lower front mounting brackets to the back canes using the two mounting
screws. Torque to 32 in‐lbs ± 20%.
3. Insert the tab of the rear mounting bracket into the slot in the front mounting bracket.
4. Secure the four rear mounting brackets to the four front mounting brackets using the
four socket screws, washers and locknuts (not shown). Torque to 75 in‐lbs ± 20%.
5. If necessary, tighten the socket screws and locknuts securing the front mounting
brackets to the slot in the Contoura back. Torque to 75 in‐lbs ± 20%.
Removing the Mounting Hardware from the Contoura Back
1. Remove the four socket screws, eight washers and four locknuts that secure the front
mounting bracket to the Contoura back.
2. Remove the hardware from the back.