NordicTrack Competition 831.15718.0 User Manual page 8

5. Attach the Frame (1) to the Cross Frame (2) with
two M10 x 65mm Screws (56), two M10 Washers
(65), two M10 x 120mm Bolts (57), and two M10
Nylon Locknuts (67).
See the inset drawing. Attach the Backrest
Bumper (36) to the Cross Frame (2) with an M4 x
25mm Self-tapping Screw (54).
6. Attach the Backrest (18) to the Backrest Frame
(6) with two M6 x 16mm Screws (51), an M6 x
65mm Screw (59), and an M6 Washer (70).
7. Apply some of the included grease to an M14 x
180mm Bolt (60). Orient the two Pivot Tubes (7)
as shown. Attach the Pivot Tubes to the Backrest
Frame (6) with the Bolt, two M14 Washers (68),
and an M14 Nylon Locknut (50). Do not over-
tighten the Nylon Locknut; the Pivot Tubes
must pivot easily.
5
1
2
6
18
7
60
68
Grease
7
6
8
67
65
56
65
2
57
54
36
70
59
6
51
18
68
50
7