English Manual
Page 16
... the position of the seat, first loosen and remove the seat post knob. Seat Knob 16 HOW TO USE THE UPRIGHT BIKE MODE To use the hybrid trainer as an upright bike, adjust the position of the seat post and the position of the adjustment holes in the seat post. Make sure that... seat post, and then tighten the seat post knob. Next, slide the seat post upward or downward and align one of the seat. For effective exercise, the seat should be at the proper height.
... the position of the seat, first loosen and remove the seat post knob. Seat Knob 16 HOW TO USE THE UPRIGHT BIKE MODE To use the hybrid trainer as an upright bike, adjust the position of the seat post and the position of the adjustment holes in the seat post. Make sure that... seat post, and then tighten the seat post knob. Next, slide the seat post upward or downward and align one of the seat. For effective exercise, the seat should be at the proper height.