Modules
Feed and bobbin module
11
Removal of Drop knob
Retaining ring E3
1. Remove the 3 retaining rings E3.
2. Pull the vertical feed shaft 1, and then remove the washer plain 2, the
S12
and the vertical lever 3.
spring
3. Remove the retaining ring E3 from the vertical feed shaft 1.
4. Remove the drop knob 4 from the base plate assy.
*Key point
• Remove it while lifting the section 6 of the drop knob 4 to get
over the boss part 5 of the base plate assy.
1
2
3
S12
Retaining ring E3
6
5
4
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