Application of Disassembly
17
Removal of Z zigzag lever assy
1. Remove the Z lever cap 2 from the Z zigzag lever assy. 1.
2. Remove the retaining ring E4, and then remove the Z zigzag lever assy. 1
and the polyester slider 3.
18
Removal of Z zigzag cam
1. Remove the retaining ring E3, and then remove the Z zigzag cam 1.
19
Removal of Rubber
1. Remove the rubber 1.
3 - 40
Needle-presser module
Retaining ring E4
1
2
3
1
Retaining ring E3
1