4. ASSEMBLY
BAS-7610
4-06
4-7. Rotary hook and fixed knife
4-8. Presser foot mechanism
1663S
2.Three set screws
4.Flat screw
3.Fixed knife
6.Socket bolt
5.Bobbin case holder position bracket
1.*Rotary hook
* Adjust on “5-2. Adjusting the needle bar height and, the needle and the rotary hook timing”.
9.Screw
8.Work clam
5.Adjusting nut
6.Adjusting screw
4.Spring guide
3.Spring
2.*Presser bar
7.Screw
1.Presser bar guide bracket
1662S
10.Bottom plunger
11.Two flat screws
* Adjust on “5-7. Adjusting the presser foot height”.
37 mm
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