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10. ASSEMBLY
KE-430F, BE-438F
92
10-9. Needle bar mechanism
Apply grease <GREASE BZL-300P> specified by Brother to the portions indicated by the white arrows.
(Continued on next page.)
1. Slide block guide
2. Bolts [2 pcs: Temporarily tighten]
3. Washer
4. Thread take-up lever assembly
5. Washer
6. Needle bar crank
7. Set screw collar
8. Thread take-up support shaft assembly
9. Set screws [3 pcs: Tighten]
10. Set screws [2 pcs: Tighten]
11. Set screws [2 pcs: Tighten]
12. Rubber caps [3 pcs]
13. Rubber cap
14. Needle bar connecting rod assembly
15. Screw [Tighten]
16. Slide block
Left-hand thread
3006B
Inside hole
Align the set screw 9 with
the screw stop.
Align the set screw 11
with the screw stop.
Screw stop
Horizontal
When tightening the two set screws
11, first turn the pulley approximately
10 times to the position where it turns
smoothly.
Fit the beveled side of the
slide block into the groove
on the slide block guide 1.
After securing the needle bar, position
the slide block guide 1 so that the
machine pulley turns smoothly, and then
tighten the two bolts 2.
0.1mm
clearance