Brother BAS-342G - Lower Shaft Mechanism

6. ASSEMBLY
BAS-342G
78
6-10. Lower shaft mechanism
(Continued on the next page.)
5. Pinch sleeve A
6. Rock gear shaft
(Insert from the rear of the machine head)
7. Rock gear
8. Set screw collar B
9. Set screws [2 pcs]
10. Pinch sleeve B
11. Bolt (Temporarily tighten)
12. Set screw collar R
13. Set screw (Temporarily tighten)
14. Set screws [2 pcs] (Temporarily tighten)
1309B
1. Shuttle race base assembly
2. Set screw
3. Set screw
4. Adjusting stud
Tighten the set screw (2) until the head
of the screw is flush with the edge of the
bed. (Refer to “7-8. Adjusting the rotary
hook lubrication amount”.)
1308B
V
iewed from the front
A
djust while referring to “7-19. Adjusting
the lower shaft gear backlash”.