Baby Lock BL4-428 Instruction Booklet page 10

Four-thread,, three-thread, & two-thread, overlock
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I
3.
Place
thread on the
second
(yellow)
spindle and
follow
the
yellow-colored
path,
ending
with
the
right
needle.
Thread
the
eye
of
the
needle
front to
back.
(Figure
16)
4.
Place
thread
on the far
left
(orange)
spindle and
follow the
orange color-coded
path,
ending
with the left
needle.
Thread
the
eye
of
the
needle
front
to
back.
(Figure
16)
e
e
\
o
o
Figure 16
NOTE:
Each
needle
thread must catch
in
its
respec-
tive
guide and under one
side
of
the
thread
plate.
(Figure
'17)
Figure
17
b.
Place
all
threads under and
to
the
left of
the
presser
foot
and
make
a
few
stitches
to
begin
the chain. (Figure
18)
IMPORTANT:
lf
a
looper thread
breaks
or
runs
out, while the other
threads
re-
maln
intact,
it
is necessary
to follow
this
rethreading
sequence:
'l
.
Unthread the
eyes
of the
needles.
2.
Rethread
the
looper.
3.
Rethread
needle
eyes.
lf
you
forget
to
unthread/rethread
the
needle
eye,
thread
will
be wrapped
around
the lower
looper
out of
sequence
and, when
you
begin
to
sew,
the looper
thread
will
break.
The
needles
must
alwavs
be
threaded
last.
9
Figure
l8

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