Brother NV4000D Service Manual page 56

Main unit
23
Thread take up spring assembly removal
1. Remove the screw 1, and then remove the thread take up spring assembly
1.
24
Thread take up spring ASSY disassembly
1. Remove spring
S11
2. Remove the thread cutting shutter 1 from the thread catching spring case
2.
25
Thread guide wire removal
1. Remove the screw 1, and then remove the thread guide wire 1 and the
plain washer 2.
26
Spring tape removal
1. Remove the spring tape 1 from the thread guard frame.
2 - 34
Thread tension unit
.
1
1
2
S11
1
1 1
2
1