Service manual

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8) Place the motor belt back over both pulleys, and slide the motor away from the large
pulley to tension the belt. (see Motor Belt Replacement procedure). Tighten the four
mounting bolts securely once proper belt tension (2+ lbs.) has been achieved.
9) Connect the motor control cable to the cable socket. Turn the locking collar
clockwise until you feel a slight detent.
10) Replace the motor housing(s). Turn on the power to the machine and make test cuts
to verify that the replacement motor is functional.
Note: The C-axis (cutting head) stepper motor should not be replaced during a field
repair; replacement or repair of the complete cutting head assembly (12-820) is required.