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Needle-presser unit
Main unit
13 Thread release lever removal
1. Remove the retaining ring (CS4), and then remove the thread release lever
1 and the spring 2.
2
1
Retaining ring CS4
14 Lock nut removal
1. Remove the lock nut 1, and then remove the screw 1.
11
15 Z pulse motor removal
1. Remove the 2 screws 1, and then remove the Z pulse motor 1.
1
1
16 Presser switch assembly removal
1. Remove the screw 1, and then remove the presser switch 1.
1
1