Bernina 730 Manual - Page 18

Threading, Upper

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Threading the Upper Thread (Fig. 11 and 12) With BERNINA threading is done in one go from reel to needle. Place a reel of thread on one of the two spool-pins situated at the back of the top arm (35). From there lead threadthrough the pre-tension 43, equally placed at the back of arm, then into slot running across top arm. In its centre the double thread tension 8 is then up again through slot of take-up lever 7, and down once more through needle holder eyelet 45, and finally through needleeye itself from front to rear. When threading make sure that take-up lever 7 and needle are in their upmost position. 44 8 9 35 35 43 7 Fist. 11 4- - arranged. The central tension disc is protruding 45 somewhat from slot 44. When sewing with one • • thread only, it does not matter whether the thread is drawn at the left or at the right of the .central tension disc into the tension properly speaking. At the front pass the thread down to thread regulator 4, 16

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Threading
the
Upper
Thread
(Fig.
11
and
12)
With
BERNINA
threading
is
done
in
one
go
from
reel
to
needle.
Place
a
reel
of
thread
on
one
of
the
two
spool
-pins
situated
at
the
back
of
the
top
arm
(35).
From
there
lead
threadthrough
the
pre
-tension
43,
equally
placed
at
the
back
of
arm,
then
into
slot
running
across
top
arm.
In
its
centre
the
double
thread
tension
8
is
35
Fist.
11
43
arranged.
The
central
tension
disc
is
protruding
somewhat
from
slot
44.
When
sewing
with
one
thread
only,
it
does
not
matter
whether
the
thread
is
drawn
at
the
left
or
at
the
right
of
the
.central
tension
disc
into
the
tension
properly
speaking.
At
the
front
pass
the
thread
down
to
thread
regulator
4,
then
up
again
through
slot
of
take-up
lever
7,
and
down
once
more
through
needle
holder
eyelet
45,
and
finally
through
needleeye
itself
from
front
to
rear.
When
threading
make
sure
that
take-up
lever
7
and
needle
are
in
their
upmost
position.
7
4-
-
45
44
8
9
35
•
•
16