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9. ASSEMBLY
S-7200C
99
９-１１. Needle bar and thread take-up mechanism
1. Washer
2. Thread take-up lever assembly
3. Needle bar crank
4. Set screw (Align with screw stop)
5. Set screw [2 pcs] (Tighten)
6. Needle bar bush U
7. Set screw (Tighten)
8. Needle bar guide slide block
9. Needle bar clamp
10. Needle bar
4415M
Turn the machine pulley bac
k
and forth 2 or 3 times b
y
approximately 90° each time to
move the thread take-up leve
r
assembly (2) to the prope
r
position.
In this position, tighten the se
t
screws
(
12
)
.
■
Refer to “10-14. Adjusting the
thread take-up amount (-[][]3
specifications)” when carrying out
assembly.
■
Refer to “10-10. Adjusting the needle bar height” when carrying out assembly.
11. Screw (Tighten)
12. Set screw [2 pcs] (Align with screw stop)
13. Rubber cap
14. Rubber cap [2 pcs]
15. Rubber cap
16. Rubber cap [2 pcs]
17. Rubber cap