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Octane Fitness Confidential
1-800-68-634
3.9
Belt Tensioner Replacement and Adjustment
1. Unplug the unit and remove the left shroud. Figure 3.14 shows the belt tensioner assembly. Figure 3.15 shows the
belt tensioner from the top of the machine.
2. Locate the two (2) hex head screws that hold the belt tensioner assembly to the frame. Note the position of the
screw that is in the slot by putting a mark on the plate.
3. Use a 13mm wrench to remove the double nut and pull out the adjuster rod.
4. Use a 4mm hex wrench to remove the hex head screws that hold the belt tensioner to the frame. Each screw has
a washer and a flange spacer between the screw head and the frame.
5. Remove the belt tensioner and replace it with a new one, threading the belt around the bottom the roller of the belt
tensioner.
6. Replace and partially tighten the two (2) hex head screws that hold the belt tensioner to the frame.
7. Replace the adjuster rod and replace and tighten the double nut. Rotate the belt tensioner so that the screw in the
slot is aligned with its mark on the plate. Tighten the hex head screws.
8. Twist the drive belt with your fingers. It should move approximately 90º. Test by pedaling the machine. Slippage
should not occur between the belt and the pulley while pedaling the unit and when changing direction while
pedaling. If the belt is too tight or too loose, loosen the double nut and the two (2) hex head screws and rotate the
plate until the proper tension is found; tighten and test.