Brother NV4000D Service Manual page 62

Main unit
10
Spring removal
1. Remove spring
S59
11
Bobbin presser guide assembly removal
1. Remove the retaining ring (E3), and then remove the bobbin presser guide
assembly 1 and the polyester slider 2.
12
Bobbin presser removal
1. Remove the retaining ring (E3), and then remove the bobbin presser 1.
13
BW motor assembly removal
1. Remove the 2 screws 1, and then remove the BW motor assembly 1.
2 - 40
Bobbin winder
.
S59
2
Retaining ring E3 1
Retaining ring E3
1
1
1