Adjustment Of Bobbin Winder - Brother NV-10A Service Manual

Adjustment
1. Remove the face plate.
2. Loosen the screw (M3 x 10).
3. Move the bobbin winder guide assy. up and down and adjust uneven bobbin winding.
4. Tighten the screw (M3 x 10). ( torque : 0.59 - 0.78N · m)
5. Loosen the pan head screw (S/P washer, M3 x 20).
6. Turn the bobbin presser left and right, and adjust the winding quantity.
*Key point
• The target for the bobbin winding quantity is filling 80 - 90% of the diameter.
7. Tighten the pan head screw (S/P washer, M3 x 20). ( torque : 0.59 - 0.78N · m)
Pan head screw (S/P washer, M3 x 20)
4 - 18

Adjustment of Bobbin winder

(uneven bobbin winding and bobbin winding amounts)
Bobbin winder guide assy.
Bobbin presser
Screw (M3 x 10)
80 - 90%