Nautilus StairMaster ClubTrack 2100 Series Service Manual page 10

Replacing the Walk Belt
2.0 Remove the Rollers
2.1 Remove the end cap by removing the adjustment bolts.
2.2 From the rear of the machine, slide the molding off the side rails.
2.3 Remove the rear roller by lifting up the roller and sliding it out from under the belt.
2.4 Place a 9/16 wrench on the head of the bolt mounting the Tensioner and turn counter clockwise until
Tensioner loosens.
6
Adjustment Bolts
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ClubTrack 2100 Series Treadmill Service Manual