6. ASSEMBLY- Page 83

6. ASSEMBLY

BAS-311G, BAS-326G

76

1

）

Align the index mark D on the thread trimmer cam and

the index mark E on the joint assembly, and then

provisionally tighten the set screw at the index mark

side. 

2

）

 After tightening the set screw at the screw stop side,

fully tighten the set screw at the index mark side. 

3

）

 Carry out the adjustments in "7-17. Adjusting the

thread trimmer cam position". 

Apply the specified grease (GREASE BZL-301) to the

grooves. 

14. Motor assy 

15. Bolts [4 pcs] 

16. Fries wheels [2 pcs] 

17. Screws [3 pcs] 

18. Set screws [2 pcs] 

19. Thread trimmer cam 

20. Set screws [2 pcs] 

21. Set screws [2 pcs] 

22. Set screws [2 pcs] (Temporarily tighten) 

23. Pulley assy 

24. Set screw 

Tighten the set screw so that the screw stop A on the

motor shaft is in the same phase as the screw stop B on

the thread trimmer cam. 

Tighten the set screw so that the screw stop C on the

upper shaft is at a phase of approximately 180 degrees

from the screw stop A on the motor shaft. 

4644Q

5182Q

5141Q

Install the motor assembly so that the

harness is facing downward. 

Adjust while referring to “6-10. Intermittent

presser foot lifter mechanism (2)”.