Brother NV4000D Service Manual page 106

Modules
29
Lower shaft B ASSY disassembly
1. Remove the retaining ring (E6), and then remove the screw 1 of the set
screw collar 1.
2. Remove the thrust washer 3, lower shaft bushing 4, thrust washer 3,
and set screw collar 1 from the lower shaft B assembly 2.
30
Stopper plate block removal
1. Remove the screw 1 from the bottom of the stopper plate block 1, and
then remove the stopper plate block 1.
*Key point
• Rotate the stopper plate block 1 clockwise to remove it.
2 - 84
Feed/rotary hook module
3 1
4
Retaining ring E6
3 1 2
4 1
1
1
2
1