−10 −
4
5
Adjustment Procedures Results of Improper Adjustment
™ Loosen the needle bar holder screw 5 and adjust the height
of the needle bar.
(Caution) After the adjustment, check that the direction of
the needle clamp is correct and the respective
needles enter the center of the holes of the throat
plate.
™ If the distance of C is large, skip
stitching and tangling stitch may
occur.
™ If the distance of C is small, skip
stitching and tangling stitch may
occur.
™ If defective stitch occurs with the
wooly nylon thread, make the
distance C as small as possible.
™ Loosen the looper base setscrew 4 and adjust the returning
amount of the looper.
(Use a 5/32 inch hexagonal wrench.)
™ If the returning amount is large,
skipping stitch and tangling stitch
may occur and the range of the
thickness of the cloth to be sewn
is reduced.
™ If the returning amount is small,
skipping stitch and tangling stitch
may occur.
From the library of: Diamond Needle Corp
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