6. ASSEMBLY
BAS-342G
74
6-8. Needle bar mechanism
Apply the grease <SA8837-001> specified by Brother in the places indicated by .
(Continued on the next page.)
1. Slide block guide
2. Bolts [2 pcs]
(Temporarily tighten)
3. Washer
4. Thread take-up lever
assembly
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 assembly
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 vertically,
and then push in gently while
tightening the set screws (14) to
install.
Inside hole
While gently pushing the needle ba
crank in the shaft direction, align the
set screw with the screw stop and then
tighten the set screw.
fter securing the needle bar, position
the slide block guide so that the machine
pulley turns smoothly, and then tighten
the bolts.
Fit the chamfering side of the
slide block into the groove on
the slide block guide.
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