3. Verify that the tension measurement is within the Range Limit specification, see
Drive
Belt Tension Specification table. Note that there is a separate Range Limit specification
for New and Used belt installations.
a. If the belt tension is not within the Range Limit specification; Re-tension to the
OEM specification, go to
procedure below.
b. If the belt tension is within the Range Limit specification; Reinstall all covers,
verify treadmill operation (see
), and return to service.
Belt Condition
Tension
Range Limit
New
105 lbs +/- 10 (48 kgs +/- 4.5)
95-115 lbs (43-52 kgs)
Used
85 lbs +/- 5 (39 kgs +/- 2)
80-90 lbs (36-41 kgs)
Drive Belt Tension Specification
Drive Belt Tension Adjustment
Belt tension is adjusted by moving the drive motor position (forward or rearward) in an
iterative process until the belt tension meets specification.
4. Remove the drive belt. It is recommended that you walk the belt off the smaller drive
motor pulley.
5. Loosen the drive motor mount bolts, slightly move the drive motor either forward or rear-
ward as required to increase or decrease the belt tension. Re-tighten the bolts.
6. Re-install the drive belt. It is recommended that you walk the drive belt onto the larger
drive roller pulley.
7. Measure and verify that the belt tension meets the Tension specification, see
Drive Belt
Tension Specification table. Note that there is a separate specification for New and
Contact Precor Customer Support at [email protected] or 800.786.8404 with
any questions.
Page 41
5 Adjustment Procedures
Drive Belt Tension & Alignment Adjustment