Three Point Needle Drop Adjustment - Brother BC800 Service Manual

Adjustment
1. Attach the front cover.
2. Turn the power on while holding down the backstitching button and the selecting button (right). (The buzzer
must sound four times.)
3. Select pattern number [02].
4. Turn the pulley by hand, and insert the tip of the needle into the needle hole.
5. Loosen the zigzag adjusting nut screw (3X10).
6. Adjust the zigzag adjusting nut so that the left base line / center base line / right base needle drop is uniform to the
left and right of the needle plate A needle hole.
7. Tighten the zigzag adjusting nut screw (3X10).
*Key point
• Refer to the next page to adjust the needle drop position when it cannot be adjusted correctly using the
above procedure.
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Three point needle drop adjustment

Socket bolt (M3x10)