STEP 3
7
32
33
48
57
48
22
22
74
74
63a
74
74
63a
74
72
74
74
77
62
65
65
28
28
6
10
9
1
3
49
49
1.Attach the Seat Back Adjuster (10) to the Upright (3) using one 3/8" X 3" Hex Bolt (62),
two 3/8" Washers (74) and one 3/8" Nut (77). Do not tighten completely, Leave the bolt
loose, just enough to let the Seat Back Adjuster (10) pivot freely.
2.Attach the Pop Pin (58) for the Seat Back Adjuster (10) to the Upright (3). Slide two Metal
Hinges (22) onto each end of the round top of Seat Back Adjuster (10), then attach the
Back Pad (32) to the Metal Hinges (22) using two 3/8" X 1" Hex Bolts (65), and two 3/8"
Washers (74). Insert the Foam Roller Holder (6) into the hole in the Seat Back Adjuster.
Moisten the inside holes of two Foam Pads (28) with water and slide onto each end of the
Foam Roller Holder (6). Cap the Foam Roller Holder (6) with two 1" Id Foam Round Plug
(49). Lock the Foam Roller Holder (6) into place with the pre-installed Set Screw (72) on
the Seat Back Adjuster (10).
3.Attach the Seat Pad (33) to the Seat Adjuster (9) using two 3/8"X 2-3/4" Hex Bolts (63a)
and two 3/8' Washers (74). Cap the front and rear of the Seat Adjuster (9) with two 50mm
SQ. Plugs (48). Pull the pre-installed Pop Pin (57) to let the Seat Adjuster into the Seat
Frame of Base.
Tighten all bolts and nuts.