Basic of Disassembly
1
Removal of Upper shaft assy
1. Remove the screw 1.
2. Remove the 2 screws 2, and then remove the 2 bushing pressers 1.
3. Remove the upper shaft assy 2.
4. Remove the timing belt 3 from the upper shaft assy 2.
→
Refer to 3 - 32 of the Disassembly.
2
Removal of Stopper plate
1. Remove the screw 1, and then remove the stopper plate 1.
Upper shaft, Needle bar and Presser foot unit
2 - 26
1
2
2
1
2
1
1
3
1