Brother 431C Sewing Machine User Manual


 
3. DISASSEMBLY
-10. Upper shaft mechanism
3288
Q
1. Screw [Loosen]
<KE-435B, 435C>
2.
Set screw [Loosen]
<
KE-436B, 436C>
3. Th
read take-up crank
4. Screws [2 pcs]
5. Thread trimmer solenoid
6. Screw
7. Wick support
8. Screws [2 pcs]
9. Crank rod (Upper part)
10. Cran
k rod (Lower part)
[Lower downward
11. Set screws [2 pcs: Loosen]
<11> Set screws [2 pcs: Loosen]
12. Set screws [2 pcs: Loosen]
13. Motor connector
14. Nut [Loosen]
15. Bolt [Loosen]
16. Bolts [3 pcs]
17. Motor bracket
18. Upper shaft timing belt
19. Set screws [2 pcs: Loosen]
20. Timing pulley assy, U
21. Screws [2 pcs]
3289Q
22. Syn
chronizer assy
23. Upper shaft
24. Thrust washer
25. Bobbin winder pulley
<25> Stepping foot connecting rod
26. Thread trimmer cam
KE-430B, 430C series
33