Precor TRM 800 Series Assembling And Maintaining Manual page 67

Maintenance
To adjust the running belt:
1.
2. Use the hex key to tighten the adjusting bolt toward
3. Recheck the belt position as described under Checking the
Note: If the belt slips after you have adjusted it, tighten both
adjusting bolts evenly, ¹ ₄ turn at a time, until the slipping
stops. Do not overtighten the belt.
Locate the adjusting bolts in the end caps at the rear
corners of the treadmill, as shown in the following
diagram.
Figure 35: Location of the adjustment bolt
which the belt is shifting. Turn the bolt ¹ ₄ turn clockwise.
Alignment of the Running Belt.
If the belt ...
Continues to shift in the
original direction
Starts to shift in the
opposite direction
Then ...
Turn the same adjusting bolt an
additional ¹ ₄ turn clockwise.
Turn the same adjusting bolt ¹ ₈ turn or
less counterclockwise.
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