Precor Precision 400 Series Service Manual page 57

c. Momentarily remove the drive belt tension gauge and move the drive belt a few
rotations. Install the drive belt tension gauge and remeasure the belt tension. If
the measured tension is out-of-spec, repeat procedure and adjust the drive belt
tension to be within the specification limits.
d. Torque the four drive motor mounting bolts to 180 in-lbs (15 ft-lbs, 20.4 N-m).
.
6. Re-install the hood.
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7. Plug in the power cord to the wall outlet and switch the treadmill power "ON".
8. Access the Hardware Validation service menu (51765761) and select the Speed
Test, see ."Standard Service Menus" on
a. While walking on the running belt, operate the SPEED and INCLINE controls
from minimum to maximum ranges while verifying the drive belt operation.
Make sure that the there are no unusual noised or squeaking sounds
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emanating from the drive belt.
Verify that the running belt can reach the maximum speed and then
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returns to the minimum speed level.
Make sure that the running belt speed change is smooth and the drive
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belt is not slipping.
9. Verify operation and return to service, see
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Device power cord connector or electrical cable male connector that is inserted into an
electrical receptacle "outlet" (also called the plug-in).
Contact Precor Customer Support at support@precor.com or 800.786.8404 with
any questions.
Drive Belt Tension Adjustment
page 36.
("Operation Verification" on
5 Adjustment Procedures
page 17).
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