8
9. Pull out the Seat Knob (45) as far as it will go, and
set the Seat Carriage (12) on the Bench Rail (5).
Loosely attach two 8mm Metal Spacers (42), a
6
0mm Metal Spacer (39), and two Bearing
Wheels (46) to the center holes in the Seat
Carriage (12) with two M8 Flange Nuts (19) and
the M8 x 114mm Axle (57). Make sure that the
serrated edge of the Flange Nuts are against
the Seat Carriage.
While a second person presses down on the Seat
(13), hold the wheel assembly firmly against the
bottom of the Bench Rail (5) and properly tighten
the M8 Flange Nuts (19).
Make sure that three
threads are extending past the Nut, and that
the wide sides of all six Wheels (46) are
pressed against the Bench Rail.
Engage the Seat Knob (45) into an adjustment
hole in the Bench Rail (5).
9
4
5
57
42
46
42
Adjustment
Hole
12
13
5
1
9
19
Wide
Side
42
42
39
46
46
39
11. Orient the Backrest (14) and the Backrest
Backing (8) as shown.
Attach the Backrest and
the Backrest Backing to the Backrest Frame (15)
with four 1/4” x 45mm Button Head Screws (58).
11
15
8
58
58
14
10. Press two 25mm Square Inner Caps (54) into the
indicated end of the Backrest Frame (15).
Attach a Plastic Foot (53) to the Backrest Frame
(15) with an M4 x 16mm Screw (62).
Attach the two Guard Plates (17) to the inside of
the Backrest Frame (15) with four M4 x 16mm
Screws (62).
10
53
62
15
54
17
62
62
17