The maximum height of the thread drawing lever should be between 5.5 to 5.7 mm.
Hexagonal socket bolt
(View A)
Thread drawing lever
Hexagonal
socket bolt
To adjust thread drawing lever
Thread drawing lever
(View A)
5.5 - 5.7 mm
Hook race
1. Remove the needle plate.
2. Loosen the hexagonal socket screw.
When the thread drawing lever is at the highest
position, adjust the drawing lever so that the distance
between bobbin holder and the drawing lever is 5.5 -
5.7 mm.
3. Tighten the hexagonal bolt.
4. Attach the needle plate.
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