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Needle Bar Assembly Attachment - Brother NX600 Service Manual

Computerized sewing machine.
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Modules
25

Needle bar assembly attachment

1. Apply a small amount of Epnoc Grease AP to the needle thread block 1.
2. Attach the needle bar 2, needle thread block 1, needle bar hook stand
assy. 3, thrust washer and,
(Fully tighten after 4 - 9 "Needle bar height adjustment," and 4 - 29"Adjust
the needle thread block.")
*Key point
• With the unit shaft D cut 4 facing forward, the upper surface
of the needle block 5 and the needle bar supporter assy. 6
should be adjusted to approximately 10 mm separation.
• Adjust the space between the needle thread block 1 and the
needle bar block 4 to approximately 2 mm.
• When the needle thread block 1 is viewed from the front, it is
secured in a position turned slightly counterclockwise
(see 4 - 29 "Adjust the needle thread block").
Lubricate the needle bar crank joint area with Molykote
(Sewing Lube 90% + Molykote dispersion).
Apply Epnoc Grease AP to the sliding pin part of
the needle thread block.
Lubricate the needle bar supporter assy. needle
operating area with Sewing Lube.
Start movie clip (CD-ROM version only)
1
S43
26
Release guide plate attachment
1. Attach the release guide plate 1 using screws 1 (two).
1
3 - 54
Needle-presser module
hand start screws 1 (two).
S43
Set Screw, Socket (FT)
M4X4
Color; Black
4.95
4
NEEDLE BAR PRESSER SPRING
8
Screw, Bind
M3X6
Color; Silver
1 – 2 drops
Small amount
1 – 2 drops
Torque
Hand tighten
XC6254***
Torque
0.79 – 1.18 N·m
3
2
S43
Approx. 2 mm
between 1 and 4
4
1
1
5
Approx. 10 mm
between 5 and 6
6
1
1

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