Brother 431B Sewing Machine User Manual


 
3. DISASSEMBLY
KE-430B, 430C series
36
3294
Q
KE-484C
Tilt the machine head.
Note:
This part consists of three smaller parts
which should not be disassembled.
1. Set screw [Loosen]
2. Lo
wer gear
3. Set screws [2 pcs: Loosen]
4. Rotary hook shaft
5. Set screw collar
6. Lower shaft gear spacer
7. Thrust bearing
8. Set screw [Loosen]
9. Wick [Untie the knot]
10. Lower shaft
[Pull out from the rear of the machine]
11. Lower shaft timing pulley
12. U-timing belt, F
3295Q