Cybex Pro Treadmill Owner’s & Service Manual
Page 7-14
4. Remove the motor.
A. Using 7/16” open end wrench, loosen the nut on the motor strap and flip up the
buckle to remove the mounting strap. See Figure 9.
B. Slip the drive belt around the drive pulley and off the motor. See Figure 9.
5. Disconnect the motor cables.
! WARNING: Do not touch components on the lower board. A charge can remain after
unplugging the power cord and turning off the treadmill.
A. Using a 1/2” socket wrench, remove the screw, split washer, flat washer and motor
ground wire from the motor saddle. See Figure 11.
B. Pull up on the lower board shield. It will snap out.
C. Disconnect the motor cable from the lower board and line filter. NOTE: You will
disconnect four wires (red, black, yellow and green). See Figure 11. NOTE: The motor
is now free to move.
NOTE: If you are replacing the drive belt with a new one follow step 6B - 8A. If not, skip to
step 8.
6. Remove the drive belt (optional).
A. Slip the drive belt around the drive pulley and off the motor. See Figure 9.
B. Using a 3/4” socket wrench, loosen each rear roller bolt 10-12 revolutions to release
tension on the front roller.
C. Using a 9/16” socket wrench with a 3” extension, remove the two front roller screws.
See Figure 8.
D. Tilt the left side of the front roller up and then the right side.
Figure 11
Lower
Board
Drive Motor Cable
Line
Filter
Red
Black
Yellow
Green
Motor
Ground
Wire
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