Operation Manual

serting
the
bobbin
sert
the
filled
bobbin
into
the
bobbin
ase
so
that
the
thread unreels
toward
the
ack
(K).
Then
draw
the
thread
into
slot
L
nd
under
the
spring into
eye
M.
Inserting
the
bobbin
case
Lift
latch
K
and
push
the
bobbin
case
onto
stud
M
as
far
as
it will
go,
making
sure
cutout
L
points
upwards.
Release
latch
K.
Latch
K
and
stud
M must be
flush.
Close free
arm
cover
28.
It
must
always
be
kept closed during
sewing so
that
the
photo-electronic
bobbin thread monitor
can
function properly.
L
M
7