Brother NV4000D Service Manual page 234

Module
11
Thread guide base plate ASSY assembly
1. Insert the calking shaft of the thread guide plate assembly 1 into ### from
the rear of the thread guide base plate 2.
2. Place the polyester slider onto the calking shaft of the thread guide plate
assembly 1 from the front of the thread guide base plate 2, and then
attach the retaining ring (E2).
3. Insert the calking shaft of the link plate B assembly 3 into ### from the
front of the thread guide plate assembly 1, and then attach the retaining
ring (E2) from the rear of the thread guide plate assembly 1.
4. Insert the calking shaft (shorter shaft) of the link plate A assembly 4 into
### from the front of the link plate B assembly 3, and then attach the
retaining ring (E2) from the rear of the link plate B assembly 3.
5. Attach the spring
S66
*Key point
• Face spring
6. Apply a light covering of EPNOC AP (N)0 to the surface of the calking
shaft of the link A base assembly 5.
7. Insert the calking shaft of the link A base assembly 5 into ### from the
rear of the link plate A assembly 4, and then attach the retaining ring (E3)
from the front of the link plate A assembly.
8. Attach the link A base assembly 5 to the side face of the thread guide base
plate 2 with the screw 1.
*Key point
• Engage the tab on the thread guide base plate with the slot on
the link A base assembly, and then slide the link A base
assembly downward.
9. Hang the end of spring
assembly 4, and the other end with the wider hook over the link A base
assembly 5.
Apply EPNOC AP (N)0 to the surface of the calking
shaft of the link A base assembly.
Start movie clip (CD-ROM version only)
1
S66
5.40
4.90
3 - 102
Needle thread module
to the link plate A assembly 4.
S66
with the narrower hook out.
with the narrower hook over the link plate A
S66
Screw, Pan (S/P washer)
M3X5
Color; Silver
4.00
1
Light covering
Torque
Hand tighten
SPRING
XC7966***
2
Retaining ring E2
3
3
Retaining ring E2
Retaining ring E3
S66 1 5
1
4
4