Brother 431B Sewing Machine User Manual


 
3. DISASSEMBLY
-19. Thread trimmer mechanism
Be careful not to drop.
KE-430B, 430C series
51
Be careful not to drop.
Return the machine head to its normal
po
sition, and then remove the
connecting rod lever assembly and the
thread driving lever assembly.
4. Ru
bber cap
3322Q
1. Rubber cap
2
. Set screw [Loosen]
3. Lever shaft
Tilt the machine head.
5. Set screw [Loosen]
6. Retaining ring
7. Driving lever guide shaft
[Pull out]
8. Cu
shion
9. Thread release driving lever
assy
10. Washer
11. Spring
12. Spring
13. Spring hook
14. Nuts [2 pcs]
15. Shoulder screws [2 pcs]
16. Washers [2 pcs]
17. Set screw [Loosen]
18. Thread trimmer lever shaft
19. Thread trimmer lever
20. Connecting rod lever assy
21. Thread driving lever assy
3323Q