Brother NV4000D Service Manual page 260

Module
35
Spring attachment
1. Attach spring to the plate 1 and the groove at the upper section of
S10
the unit holder 2.
*Key point
• Attach the end with the shorter hook to the plate and the end
with the long hook to the unit holder.
S10
36
Zigzag adjusting nut attachment
1. Apply a light covering of EPNOC AP (N)0 to the cylindrical section 1 of
the zigzag adjusting nut.
2. Attach the zigzag adjusting nut 1 to the rear of the needle holder, and then
tighten the screw 1 temporarily.
*Key point
• Position the zigzag adjusting nut with the larger eccentric
section 2 (section shifted from the center) on the top.
3. Adjust the 3 needle drop points, and then fully tighten the screw 1.
*Key point
• Refer to "Three point needle drop adjustment" on page 4 - 6
for the adjustment procedure.
Start movie clip (CD-ROM version only)
1
3 - 128
Needle-presser module
24.5
Bolt, Socket
M3X10
Color; Black
SPRING
XC2429***
Torque
·
0.78 – 1.18 N m
1
2
S10
2 1
1