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9.8 MOTOR CONTROL BOARD (MCB) REPLACEMENT
1) Turn off power and disconnect the cord from the machine.
2) Remove the motor cover as outlined in Section 9.1.
3) Remove the wire connections to the MCB.
4) Remove the 2 screws holding the MCB to the base frame (Figures A & B).
5) Remove the MCB.
6) Reverse Steps 1-5 to install a new MCB. NOTE: Be sure to plug in all wire connections removed in Step 3 (Figure C). The wire coming
from the speed sensor on the motor is not used on this model and should not be plugged in.
7) Test the treadmill for function as outlined in Section 9.21.
FIGURE A
FIGURE B
5 pin connector from
the motor.
6 pin connector from
the incline motor.
8 pin connector from
the console cable.
3 pin connector from
the choke (Inductance).
FIGURE C
CHAPTER 9: PART REPLACEMENT GUIDE
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