7
Replacing mechanical parts
Needle threader hook position
If the hook of the threader plate is damaged, change or
adjust the part as follows:
1. Push down the threader lever and hold it just before
the threader hook enters the needle eye.
2. If the threader hook is not aligned vertically with the
needle eye, loosen the setscrew A. Adjust the stopper
position so that the hook enters into the needle eye.
Tighten the setscrew A.
Setscrew B
Setscrew A
Stopper
3. If the threader hook is not aligned laterally with the
needle eye, loosen the setscrew B. Adjust the lateral
position so that the hook enters into the needle eye.
Tighten the setscrew B.
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