Pro-Form TRAINER 420 User Manual page 8

5. See the left inset drawing. Identify the two
Frame Spacers (11). Open the included packet
of grease, and apply grease to both sides of both
Frame Spacers. Then, identify the outer side of
each Frame Spacer.
Hold a Frame Spacer (11) between the Right
Upright (54) and the Lift Frame (23), with the
outer side of the Frame Spacer facing the
Right Upright.
With the help of a second person, raise the front
of the treadmill. Attach the Lift Frame (23) to the
Right Upright (54) with an M10 x 60mm Bolt (1),
an M10 Flat Washer (14), and an M10 Star
Washer (9); do not tighten the M10 x 60mm
Bolt yet.
6. See the left inset drawing. Identify the outer
side of the remaining Frame Spacer (11).
Hold the Frame Spacer (11) between the Left
Upright (53) and the Lift Frame (23), with the
outer side of the Frame Spacer facing the
Left Upright. Attach the Left Upright to the Lift
Frame with an M10 x 60mm Bolt (1), an M10 Flat
Washer (14), and an M10 Star Washer (9); do
not tighten the M10 x 60mm Bolt yet.
5
11
Inner
Side
Outer
Side
6
53
9
14
11
1
11
Inner
Side
Outer
Side
8
54
9
14
11
23
54
14
11
9
23
23
53
14
1
9
1
1
11
23