Brother 431B Sewing Machine User Manual


 
3. DISASSEMBLY
-. Work clamp arm mechanism (KE-433B)
KE-430B, 430C series
26
Be careful not to drop these three bearing balls
when removing the work clamp arm assembly.
1. Set screw
2. Ne
edle
3. Needle bar thread guide
4. Bolts [2 pcs]
5. Work clamp arm assy
6. Work clamp felt
7. Bolts [2 pcs]
8. Feed plate
9. Rubber cap
10. Set screw [Loosen]
11. Tack width feed shaft
12. Screws [8 pcs]
13. Feed bracket guide plate
[Pull upward]
14. Screw
15. Cover support stand
16. Feed bracket cover
3275
Q
17. Set
screw [Loosen]
18. Tack length regulator block
[Pull out]
19. Feed bracket guide shaft assy
20. Retainer assys [2 pcs]
21. Spacers [2 pcs]
22. Feed bracket assy
Remove the feed brack-
et guide plate as a single
assembly with the feed
bracket and other parts
still assembled.
23. X fe
ed cover
24. Y feed cover
25. Flat screws [2 pcs]
26. Screws [2 pcs]
27. Needle plate
Be careful not to drop the two bearing balls
wh
en removing the feed bracket guide shaft
assembly.
3276Q