Brother PC8200 SUPER GALAXIE 2000, Service Manual

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13. BOBBIN WINDER
STANDARD
The thread should be wound parallel to the bobbin and around about 85-90% of the bobbin at low speed.(A)
The clearance between the bobbin winder switch and the bobbin winder assembly should be 0.5-1.0 mm.(B)
ADJUSTMENT
1. Remove thread guide cover by lifting it from above.
2. Loosen the thread guide holder screw.
3. Adjust the bobbin thread amount so that the thread is evenly wound around the bobbin by moving the thread
guide holder vertically.(C)
4. Tighten the thread guide holder screw.
5. Loosen the screw securing the bobbin presser slightly.
6. Turn the bobbin presser to adjust the bobbin thread amount.
7. Tighten the screw of the bobbin presser.
8. Set the bobbin winder assembly to the left.
9. Loosen the screw of the bobbin winder switch.
10. Adjust the clearance between the bobbin winder switch and the bobbin winder assembly to 0.5-1.0 mm.(B)
11. Tighten the screw of the bobbin winder switch.
Adjustment Point
3. If the thread winds as shown by (D), lower the thread guide holder (C). If the thread winds as shown by (E),
raise the thread guide holder (C).