Invacare Adjustable ASBA Seat SECTION 9ADULT BACKS

SECTION 9—ADULT BACKS
Adjustable ASBA Seat 48 Part No 1143238
SECTION 9—ADULT BACKS
 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.Torqu e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).To rque 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.Torq ue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.