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6. ASSEMBLY
BAS-311G, BAS-326G
77
6-9. Needle bar mechanism
Apply grease <GREASE BZL-301 (SA2694-001)> specified by Brother to the portions indicated by the white arrows.
1. Slide block guide
2. Bolts [2 pcs] (Temporarily tighten)
3. Washer
4. Thread take-up lever assy
5. Needle bearing
6. Needle bar crank
7. Set screws [2 pcs]
8. Set screw
9. Needle bearing
10. Needle bearing
11. Screw
12. Thread take-up support
13. Thread take-up support shaft assy
14. Set screws [2 pcs]
15. Rubber caps [2 pcs]
16. Rubber cap
17. Slide block
Left-hand thread
5142Q
Set so that this hole faces upward, and
then push in gently while tightening the
set screw to install.
Inside hole
While gently pushing the needle ba
r
crank in the shaft direction, align the
set screw with the screw stop and then
tighten the set screw.
A
fter securing the needle bar, position the
slide block guide so that the machine pulle
y
turns smoothly, and then tighten the bolts.
Fit the chamfering side of the
slide block into the groove on
the slide block guide.