Brother CS8000 Series, Service Manual

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3 - 24
Upper shaft mechanism Main unit
12
Bobbin base assembly
1. Attach the NT lower thread cutters
2
(two) and the bobbin thread cutter
holder
3
to the bobbin base
1
.
Start movie clip (CD-ROM version only)
3
2 1
13
Bobbin winder assy. assembly
1. Attach the BWSW-S assy.
1
to the SW adjust plate
2
.
2. Attach the SW adjust plate
2
and the bobbin winder shaft stopper
3
to
the bobbin winder assy. holder using screws
1
(two).
3. Attach the BW shaft holder assy. to the bobbin winder assembly holder.
4. Attach spring
to the BW shaft holder assy.
4
and bobbin winder
assy. holder.
5. Attach the Board presser
5
using screws
2
(two).
*Key point
• With bobbin winding OFF, adjust the position of 2 so that the
gap between the
1
BWSW-S assy. and the BW shaft holder
assy. 4 is 2.5 ± 0.3 mm.
1
2
Torque
0.57 – 0.78 N-m
S21
3 1
1 2
S21
4
5 2
2.5 ±0.3mm 4 1
S21
Screw, Bind
M 3X6
Color; Silver
BOBBIN WINDER SPRING
XZ0070***
7.1
2.5
4 4 2.8
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