7.Threading didn’t follow
requirement.
Loose stitch
(looping
stitches)
1.Incorrect threading;
2.Incorrect installation of
bobbin
thread bobbin;
3.Unreasonable adjustment
of
stitch length;
4.Oven tension
1.Check threading;
2.Put bobbin correctly;
3.Choose sewing needle with
right specification;
4. Adjust tension;
Puckers or
folding
1.Over bigger needle for
fabric;
2.Unreasonable adjustment
of
fabric feeding length;
3.Oven tension of upper
thread.
1.Choose better needle;
2.Choose functions appropriate
for short fabric feeding;
3.Adjust the tension appropriate
to upper thread
Unsmooth
stitches
and uneven
fabric
feeding
1.Poor quality of thread;
2.Wrong bobbin threading;
3.Texture was jammed.
1.Choose a better thread;
2.Re-threading correctly;
3.Do not pull and drag texture
during sewing.
Thread
jamming
1.Upper thread was hooked
on hook plate;
2.Upper thread was hooked
on bobbin thread bobbin
1.It is mainly caused by the
incorrect threading. Cut the upper
part of the thread, remove the
bobbin and smooth the hooked
thread.
2.Put on the transparent cover
during sewing.
Attention: Sewing needle, thread and fabrics must be well-matched.
CLEANING AND MAINTENANCE
Before cleaning, always: switch off the appliance, disconnect the apparatus and
let it cool.
Clean the outside of the apparatus with a sponge or slightly wet linen.
Never plunge the apparatus in water or all other liquid!
Do not use abrasive cleaners, gritting, or metal brush or another cutting object.
STORAGE
-Ensure the unit is completely cool and dry.
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