GE T2100, Service Manual, Page: 119 / 152

Revision A GE T2100 Treadmill 7-17
2021403-031
Assembly/Disassembly: Drive Belt Replacement and Adjustments
2. Fine tune the belt tension with the adjustment bolts so that you can
push the belt in approximately 1/2-inch on one side.
CAUTION
Excessive tension on the drive belt is not necessary and
will cause undue stress on the motor shaft with the
possibility of damaging the motor.
Use the illustration below as a guideline to properly
adjust the tension of the drive belt.
3. Tighten the 4 motor mounting bolts when the drive belt tension is
correct and adjust the drive belt tracking. See “Adjust Drive Belt
Tracking” on page 7-17.
Adjust Drive Belt Tracking
The motor should be mounted at a slight angle so the belt meshes quietly
with the sprockets. The side with the drive belt should be slightly lower
than the other side. See the photo in
“Adjust Drive Belt Tension” on
page 7-16. Notice the drive belt adjustment bolts, and how the left
adjustment is slightly lower than the right adjustment.
Because of this design, the drive belt will always track to the left side of
the top sprocket (and this is normal) but should track down the middle of
the lower sprocket. If the drive belt tracks off center on the lower
sprocket, adjust the position of the top sprocket until the drive belt
tracks in the center of the lower sprocket. When the drive belt is tracking
034
With firm pressure applied to belt midway between
pulleys, distance must be approximately 1/2 inch
between top of belt and edge of straight edge.