22
VG3511-8F
Before adjustment, ALWAYS turn the motor switch OFF
and check that the motor has already stopped.
Fig. 6-4
Fig. 6-5
②
③
④
As the needle thread loop may difficult to be formed de
-
pending on the type of thread, the looper can not catch
the needle thread. This can cause skip stitch.
In this case, thread the needle thread through the needle
thread retainer disc ① and the needle thread retainer sup
-
port which has been attached with the machine as acces-
sories.
Use the needle thread guide when the needle thread
forms loop unstably with stretchable thread like synthetic
thread.
As standard, align the center of the eye of the needle bar
thread eyelet ② with the top of the needle thread guide ③ ,
and make them parallel when the needle bar is at the low-
est point.
Loosen the screw ④ to adjust the height and right-and-
left position of the needle thread guide ③ .
6. Adjustments
①
Summary of Contents for VG3511-8F
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