Brother KE-430B Service Manual page 96

4. ASSEMBLY
４-１５. Work clamp arm mechanism (KE-430B, 430C, 431B, 431C)
Be careful not to drop these two ball
bearings when installing the feed bracket
assembly.
3426Q
Be careful not to drop these three
ball bearings when installing the
work clamp arm assembly.
3427Q
Carry out the adjustment in "5-24. Adjusting the
home position" before installing the feed plate.
After installing, carry out test feeding and check that the needle hole is inside the work clamp and the
feed plate frame. If the needle hole is not inside the frame, adjust the position of the work clamp arm
assembly and feed plate.
89
Align with the screw stop and push down
from above while tightening the set screw.
Tack length feed
slide block
Secure the work clamp arm support shaft with the set screw so
that the bottom of the work clamp arm support plate and the ball
bearings touch when the work clamp is raised.
KE-430B, 430C series
Place the tack length feed slide block
into the groove of the feed bracket
assembly, and then use the screws to
install it together with the feed bracket
guide plate.
Refer to "4-20. Work clamp
arm mechanism
grease)"
1. Feed bracket assy
2. Feed bracket guide plate
3. Screws [8 pcs]
4. Rod end
5. Tack width feed shaft
6. Set screw
7. Rubber cap
8. Feed plate
9. Screws [2 pcs]
10. Work clamp felt
11. Work clamp arm assy
12. Washers [2 pcs]
13. Bolts [2 pcs]
14. Work clamp arm support shaft
15. Set screw
(Applying