Nautilus Sport Series T514 Service Manual page 21

5-14 Place the drive belt over the motor pulley and the
drive pulley. Tighten the nut on the motor tension
bolt until the spring is nearly closed and tighten
the 4 bolts on the motor base.
5-15 Check for proper belt tension following the
Walking Belt Tension Adjustment and Tracking
Adjustment procedures in Appendix 3.
5-16 Replace the motor and plastic covers.
mechanical Service guide
Figure 5:
Nautilus® Sport Series Treadmill Service Manual
1