Page 30/41
Original issue
Oct.2012
Service Manual
One Plus
Model
16. Retaining bracket for bobbin case
1. Remove needle plate.
2. Loosen screw (A) and adjust the position of retaining bracket in direction as illustrated
by arrow in fig.1 so that the projection of bobbin case may be positioned against the
plate spring in fig.2.
3. Place needle plate into position、check clearance between projection of bobbin case
when move bobbin case in reverse rotation. Clearance is 1 to 2 mm.
Fig.1
Fig.2 Fig.3
4. Tighten the fixing screw (A) securely.
Screw A
Projection for reverse rotation
retainer on needle plate
See fig.3
Retaining bracket
Plate
spring
1～2mm
Retainer for reverse rotation
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