Weider 160 English Manual - Page 7

6. Press four 25mm Square Inner Caps (39) into the ends of the Backrest Tubes (20). Be sure the Caps are oriented as shown. Attach the Backrest (15) to the Backrest Tubes (20) using four M6 x 38mm Screws (14) and four M6 Washers (31). Be sure the narrow end of the Backrest is on the end shown. Do not tighten the Screws yet. 7. Press two 25mm Square Inner Caps (39) into the Adjustment Tube (37). With the pins on the Adjustment Tube facing downward, slide the Adjustment Tube into a set of adjustment brackets on the Uprights (4, 5). Lubricate an M10 x 168mm Bolt (40). Attach the Backrest Tubes (20) to the Bench Frame (1) with the Bolt, two M10 Washers (29), and an M10 Nylon Locknut (45). Do not overtighten the Nylon Locknut; the Backrest Tubes must be able to pivot freely. Tighten the M8 Nylon Locknuts (43) used in step 2, and the four M6 x 38mm Screws (14) used in step 6. 6 15 14 39 Narrow 39 End 31 14 31 31 20 14 31 14 7 39 37 39 45 29 5 20 29 40 4 Bracket 1 Lubricate 8. Attach the Seat (16) to the Bench Frame (1) using two M6 x 16mm Screws (10), an M6 x 50mm Screw (38), and an M6 Washer (31). 8 16 1 31 10 38 7