motor pulley mechanism.
6. Re-tighten the four motor mount fasteners and torque to specification 204 in-lbs (17
ft-lbs, 23 N-m).
7. Reinstall drive belt. Place drive belt onto the motor pulley and walk the belt onto the
drive roller pulley. Use one hand to move the motor flywheel which rotates the motor
pulley and the other hand to walk the belt onto the drive roller pulley.
8. Place the tension gauge onto the belt and remeasure the tension.
a. If the tension measurement is not within specification, repeat the tension adjust-
ment process until the measured tension is within the drive belt tension spe-
cification.
Belt Condition Drive Belt Tension
New 100-120 lbs (45-54 kgs)
Used 80-90 lbs (36-41 kgs)
9. Connect the power cord and switch the input power ON.
10. Run the treadmill speed at 3 mph (5 kph) for 1 minute.
11. Switch the input power OFF and unplug the power cord.
12. Repeat the belt tension measurement and verify that the tension remains within the
drive belt tension specification. If not within specification, repeat the drive belt tension
adjustment procedure until the drive belt is within specification.
Belt Condition Drive Belt Tension
New 100-120 lbs (45-54 kgs)
Used 80-90 lbs (36-41 kgs)
13. Verify that the drive belt alignment has not moved out of alignment during the belt ten-
sioning process,, see "Drive belt alignment" on page58.
Operation verification
14. Reinstall the hood cover, see "Hood Cover Replacement" on page88.
15. Connect the power cord and switch the input power ON.
16. Do the Operation Verification tests (see "Operation Verification" on page24) and
return to service.
Common Frame Drive Belt Tensionand Alignment
Review entire procedure before starting.
Drive belt alignment
Contact Precor Customer Support at support@precor.com or 800.786.8404 with
any questions.
Page 61
5 Adjustment Procedures
Drive Belt Tension and Alignment Adjustment
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