Operation Manual

hnEcal
section
w
Bobbin
door
Switch
off
main
switch
Hold the
bobbin
door (46)
at the left
side
and open
it
towards
the front
Lift the latch
of the
bobbin
case
and
pull the
bobbin
case
out
of
the
machine.
Release
the latch
and take
the empty
bobbin
out
of the
bobbin
case.
The
following
is valid
for general
sewing
work;
Bobbin
thread is
visible
on the top
side
of the fabric:
The
needle
thread tension
is
too tight
The
thread tension
must
be corrected.
Top
thread
is visible
on the
underside
of the
fabric:
The needle
thread
tension
is too loose
. The
thread
tension
must
be
corrected.
For
decorative
stitches
and buttonholes
the
top thread
should
be
visible
on the underside
of
the fabric.
Taking
out the
bobbin
case
Thread
tension
For
the best
stitch
appearance
and
durability
make sure
the
needle
and
bobbin
thread
tensions
are balanced
with
one
another,
i.e.
the
threads
evenly
meet
between
the two
fabrit
layers.
EEEmE
S
24
e