Precor C524 Service Manual page 47

7. Remove the input pulley assembly. Slide input pulley belt off of the input pulley assembly.
8. Hold the replacement input pulley assembly at it's mounting position and slide the input belt
over and past the pillow block bearing and onto the input pulley assembly.
9. Replace the bolts in one of the pillow block bearings and torque both nuts to 500 inch
pounds. Using a mallet or dead blow hammer, tap the other pillow block bearing until the
edge of the pillow block bearing is parallel with the edge of the frame upright. Replace the
nuts in the other pillow block bearing and torque to 500 in pounds.
10. Replace the crankarms per Procedure 7.5, steps 6 to 10. The crankarms must be parallel to
the frame uprights. See Diagram 7.5. If necessary loosen the four drive unit mounting bolts,
align the drive unit and torque the drive unit mounting bolts to 500 inch pounds.
11. Tension both belts per Procedure 5.3. Note the differences between tensioning a new belt
and a existing (used) belt.
12. Replace the red battery lead removed in step 1 and check unit operation as described in
Section Four.
13. Replace the rear cover.
C524, C524i Elliptical Fitness Crosstrainer
Page 47