Brother 433B Sewing Machine User Manual


 
4. ASSEMBLY
-19. Work clamp arm mechanism (BE-438B, 438C)
Align with the screw stop and push down
from ab
ove while tightening the set screw.
Be careful not to drop these two ball bearings
when installing the feed bracket assembly.
Place the tack length feed slide block
into the g
roove of the feed bracket
assembly, and then use the screws
to install it together with the feed
bracket guide plate.
Tack length feed
slide block
3426Q
KE-430B, 430C series
94
Refer to “4-20. Work clamp arm
mechanism (Applying grease)”
1. Fee
d 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. Button clamp holder support
12. Plain washers [2 pcs]
13. Bolts [2 pcs]
14. Button clamp holder
15. Button clamp holder shaft
16. Set
screws [2 pcs]
17. Nuts [2 pcs]
Adjusting screw
Carry out the adjustment in “5-24. Adjusting the home
position” before installing the feed plate.
Compression spring
3436Q
After installing, check that the needle passes into the button hole without touching the button. (Refer to
“5
-14. Adjusting the position of the button holder”.)