Operation Manual

7.
Operating
the
machine
I.
Precautions
When
Threading
If
the
machine
is
mis-threaded
it
is
impossible
to
obtain
a
well
formed
seam.
Refer
to
the
threading
diagram
and
thread the
machine
correctly.
Always
thread
the
looper threads
first.
Make sure
that
the
thread
passes
correctly
between
the
thread
tension
regulating
discs.
Use
tweezers
to
make
threading
easier.
Threading
procedure
WFirst
thread
the
double
chainstitch
looper
thread.
[ZJNext,
thread the
overlock
stitch
looper
thread.
•Make
sure
that
about
5cm
of
excess
thread
protrudes
from
the
looper
thread
eyelets.
LLlDouble
chainstitch
looper
threading
sequence
I.
Stand
thread
giide—.2.
Front
cover
thread
guide
(8)
—.3.
Thread
guide
(H)—.4.Thread
tension
regulator
—.
5.
Thread
guide
(E)
—.
6.
Thread
guide
(F)
7.
Thread
take-up
—.
[Overlock
stitch
looper thread
sequence.
I. Stand thread
guide
—.2.
Front cover
thread
guide
(B)
—.
3.
Thread
guide
(H)
4.
Thread
tension
regulator
—.
5.
Thread
guide
(F)-.
6.
Thread take-up—.
7
Looper
holder thread
guide -.
8.
Looper
8.
Looper
—
4