Brother NV4000D Service Manual page 255

Module
24
Release lever ASSY assembly
1. Attach the retaining ring (E2.5) to the groove on the release lever shaft 1.
2. Attach the thrust washer 2 and the release lever 3 to the release lever
shaft 1.
3. Apply a light covering of MOLYKOTE EM-30L to the oscillating section
of the release lever's needle bar hook stand assembly 3.
4. Apply a small bead of EPNOC AP (N)0 to the tab on the rear of the
oscillating section of the release lever's needle bar hook stand assembly 3.
Apply MOLYKOTE EM-30L to the oscillating section of
the release lever's needle bar hook stand assembly.
Apply EPNOC AP (N)0 to the tab on the rear of the
oscillating section of the release lever's needle bar
hook stand assembly.
Start movie clip (CD-ROM version only)
25
Release lever assembly attachment
1. Attach the release lever assembly 1 to the needle holder assembly (the
position shown in the illustration on the right) with the screw 1.
*Key point
• Tighten the screw 1 while lightly pressing the release lever
shaft of the release lever assembly 1 from the top.
Start movie clip (CD-ROM version only)
1
26
Release lever spring attachment
1. Attach spring from the top of the release lever shaft.
S40
*Key point
• Attach the straight section of spring
needle holder assembly 1.
• Attach the hook of spring
Start movie clip (CD-ROM version only)
S40
Needle-presser module
Screw, Pan (S/P washer)
M3X6B
0.58 – 0.78 N
Color; Silver
S40
to the groove on the
S40 to the release lever 2.
3.6 RELEASE LEVER SPRING
2.9
Light covering
Small bead
Torque
·
m
XC3448***
1 2 Retaining ring E2.5
3
1
1
1
S40
1 2
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