1.Move headrest, Item 1, assembly upward.

2.Remove two screws, Item 2, that secure arms of back cushion ,Item 3, to back casting.

3.Pull upward on chair back cushion, Item 3, to remove it from back mounting studs, Item 4.

4.Loosen six threaded knobs, Item 5, and remove seat upholstery, Item 6.

5.Remove three screws, Item 7, and headrest upholstery, Item 8.

1.Install headrest upholstery, Item 8, and secure with three screws, Item 7.

2.Install seat upholstery, Item 6, and secure with six threaded knobs, Item 5.

3.Place back cushion, Item 3 in position on mounting studs, Item 4, and push downward to lock in place.

4.Secure arms of back cushion, Item 3, to back casting with two screws, Item 2.