Application of
Disassembly
3 - 37
Needle threading mechanism
Application o
f
Disassembly
Application of Disassembly
7
Removal of Thread guide shutter link A/B/C
1. Remove the spring tension (XE4328) from the thread guide shutter link B and thread guide shutter link
C.
2. Remove the two retaining rings E3 to remove the TH guide shutter link D assy from the thread guide
shutter link B and thread guide shutter link C.
3. Align the two positioning grooves with the two bosses, and remove the thread guide shutter link C from
the tension release unit.
4. Remove the retaining ring E3 to remove the thread guide shutter link B from the tension release unit.
5. Remove the screw (screw, pan (S/P washer) M3x6) to remove the link A shaft plate assy from the
tension release unit. Remove the retaining ring E3 to remove the thread guide shutter link A from the
link A shaft plate assy.
SPRING TENSION (XE4328)
Screw, Pan (S/P washer) M3X6
Retaining rings E3
Positioning grooves
Thread guide shutter link C
TH guide shutter link D assy
Tension release unit
Bosses
Retaining ring E3
Thread guide shutter link A
Link A shaft plate assy
Screw, pan (S/P washer) M3x6
Thread guide shutter link B
Spring tension (XE4328)
Retaining ring E3
Summary of Contents for BLDY
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