NordicTrack RW500 User Manual page 7

3. Have a second person hold the Rail (2)
during this step.
Attach the Stabilizer (3) to the Frame (1) with
two M10 x 20mm Screws (61).
Then, hold the Rail Handle (34), pull the Rail (2)
outward, and rest the Rail on the floor (see the
drawing in step 4).
4. Orient the Seat (23) as shown, and slide the
Seat Carriage (5) onto the Rail (2).
3
2
34
4
23
5
7
1
3
61
2