Baby Lock BL-6300, Руководство по обслуживанию

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-67-
V.
Connector ...................................................................................................... 68
Main PC board............................................................................................... 69
SS-VR board .................................................................................................. 70
HOW TO ADJUST ELECTRON ELEMENTS
1. When power is turned on, the lamp does not light up .............................. 71
2. Main motor does not operate ...................................................................... 71
3. Operation of main motor is not stable or maximum speed operation is
not possible................................................................................................... 71
4. The motor starts, then stops immediately.................................................. 72
5. Speed cannot be adjusted ........................................................................... 72
6. Needle does not stop in the up position .................................................... 72
7. The sewing machine does not turn when the reverse sewing switch is
pressed or if the switch is pressed during operation, it does not go into
low speed. (However, when the foot controller is used, the speed is not
supposed to become slow speed.) ............................................................. 72
8. During thread winding, the motor starts, but stops immediately ............ 73
9. Sewing machine does not operate normally when foot controller
pressed .......................................................................................................... 73
10. When the sewing machine starts, the warning buzzer buzzes and it
stops immediately......................................................................................... 73