3.Press four 25mm x 51mm Inner Caps (28) into the ends of the Backrest Frame (27). Attach the Backrest Bracket (39) to the Backrest Frame using two M10 x 22mm Bolts (53) and two M10 Nylon Locknuts (11).
4.Attach the Backrest (15) to the Backrest Frame (27) with four M6 x 64mm Screws (4) and four M6 Washers (30). Make sure that the Backrest is turned as shown.
5.Lubricate an M10 x 180mm Bolt (22). Attach the Backrest Frame (27) to the Bench Frame (5) using the Bolt, two M10 Washers (6), and an M10 Nylon Locknut (11). Slide the Backrest Bracket (39) into the indicated slot on the Bench Frame (5). Do not overtighten the Nylon Locknut; the Backrest must be able to pivot freely.
To adjust the position of the Backrest, pull the Backrest Knob (29) outward and move the Backrest up or down. Slowly release the Backrest Knob, making sure that the pin on the Backrest Knob is inserted through one of the holes in the Backrest Bracket (39).
6.Attach the Seat (14) to the Bench Frame (5) with four M6 x 16mm Screws (3). Make sure that the
Seat is turned as shown.
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