Bowflex BXT8J Service Manual page 53

5. Be sure to observe the distance from the Speed Sensor to the Drive
Pulley. This distance affects the effectiveness of the Speed Sensor, and
can easily be shifted accidentally during replacement procedures.
6. Using a 6mm hex wrench, loosen the indicated screws (indicated by
arrows) on the Motor Mount.
7. Using a 13mm Open Ended Wrench, rotate the Belt Tensioner Screw
enough to remove the Drive Belt from the Motor.
Note: To assist with reassembly, be sure to record the number of threads
exposed before loosening.
Note: Your machine may not match the provided images exactly.
8. Lift and pivot the old Front Roller out of the Frame, and slide it out of
the Drive Belt. This will free the Drive Belt from the Front Roller.
9. Slide the new Front Roller into the Walking Belt in the same orientation.
10. Loop the Drive Belt around the Front Roller. Insert the end of the Front
Roller with the Drive Pulley into the Frame and pivot the other end into the
Bracket.
Belt Tensioner Screw
53
Drive Belt
Drive Pulley
Motor
Mount
Drive Pulley
Motor Pulley
Speed
Sensor