Brother NV4000D Service Manual page 107

Modules
31
Drop assembly removal
1. Remove the 2 screws 1, and then remove the drop assembly 1 from the
bottom.
32
Drop ASSY disassembly
1. Remove the screw 1 to free the set screw collar 1.
2. Remove the retaining ring (E3) between the vertical supporting plate 2
and the set screw collar.
*Key point
• Slide the set screw collar to the left to remove the retaining
ring (E3).
3. Pull the vertical feed shaft 3 to the right to remove it, and then remove the
polyester slider 4 and the retaining ring (E3).
4. Remove spring , the feed dog correction lever 5, polyester slider 6,
S57
vertical lever 7, and set screw collar 1.
Start movie clip (CD-ROM version only)
Feed/rotary hook module
1 1
1
1
Retaining ring E3
1 2
3 7
Retaining ring E3
5 6
S57
4
1
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