Trouble
shooting
Cause:1.Machineskipsstitches
Needle
not
inserted
correctly.
Wrong
needle
used.
Needle
bent
or
blunt.
Machine
threaded
improperly.
Needle
too
thin for
thread
used.
2.
Needle
thread breaks
For
any
of
above
reasons.
Thread
tension
too
strong.
Poor-quality
or
knotty
thread
used,
or
thread
that
has
become
too
dry
by
excessive
storage.
3.
Needle
breaks
Needle
not
pushed
up
as
far
as
it
will
go.
Needle
bent.
Needle
too
thin
or
too
thick.
Needle
bent
and
strikes needle
plate
because
work
is
pushed
or
pulled.
Bobbin
case
improperly
inserted.
Remedy:
Push needle
up
as
far
as
it
will
go,
its
flat
shank
side
facing toward
the back.
Insert
system
130/705
Rneedle.
insert
new
needle.
Check
threading.
Select
needle
according
to
Needle
and
Thread
Chart.
See
par.
1
above.
Regulate thread tensions.
Used
only
good-quality
thread.
Insert
new
needle
and push
it
up
as
far
as
it
will
go.
insert
new
needle.
See
Needle
and Thread
Chart.
Let
machine
feed
the
work
alone.
Only
guide
the
material
lightly.
When
inserting
the
bobbin
case,
push
it
in
as
far
as
it
will
go.
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