0
2)
1)
SI
cosetelaspesadas,
mueva
la
gufa
del
hllo
O
hacia
la
Izqulerda
(enla
direccidn
O)
paraaumentar el
largodel
hllo
que tirael recogedor.
2)
Al
cosertelas
livlanas,
mueva
la
gufa
del
hllo
O
hacIa
la
derecha
(en
la
direcclbn
0)
lo
que
dismlnuye
el
largo
del
hllo
tiradoporel recogedor.
3)
Normalemente,
la gufadel
hllo
O estd poslclonada de manera talque la
Ifnea
demarcadora0 quede
alineada
con
el
centro
del
tomlllo.
18.
NEEDLE-TO-HOOK
RELATIONSHIP
/ /
RELACION
DE
AGUJA
A
GANCHO
1) Whensewingheavy-weight materials, movethread
guide
O tothe
left
(In
direction
O)
to Increase the
lengthofthread
pulled
out bythe thread take-up.
2) When sewing light-weight materials, move thread
guide
O tothe
right
(In
direction
®) todecrease the
length
ofthread
pulled
out bythe thread take-up.
3)
Normally,
threadguideO is
positioned
In
a waythat
marker
line
0 Isaligned
with
the center ofthe screw.
1)
A
WARNING:
Toavoid possible personal injury
due
to abrupt startof
the
machine, turn off
the
power to the machine
and
check
to be
sure
that
the
motor
has
totally
stopped
rotating in prior.
AVISO:
Para
evitar
posibles
lesiones
personaies
debido
a un
arranque
brusco
de
la
m^quina,
desconecte
la
corriente
eltetrica
de
la
m^quina
y
compruebe
de
antemano
para
mayor
seguridad
que
el
motor
estd
completamente
parado.
0.04
-
0.1
mm
o
0
(1)
Adjust
the
timing
between
the
needle
and
the
hook
as
follows
:
1)
Tum
the
handwheel to bright
the
needle
bar
down to
the
towest
point
of
its
stroke,
and
loosen
setscrew
O.
(Adjusting
the
needle
bar
height)
2) (For a DBneedle)
Align
marker
line
O on needle
bar
0 with
the
bottom
end
of
needle
bar
lower
bushing
0,
then tighten setscrew
O.
(Adjusting position of
the
hook
O)
3) (Fora DB
needle)
Loosen
the
three hook setscrews,
turn the handwheel and align marker line 0 on
ascending needle bar 0
with
the bottom end of
needle bar lowerbushing
0.
4) After making
the
adjustments
mentioned
in
the
above steps, align hook blade point 0 with the
center
of
needle
O.
Provide
a
clearance
of
0.04
mm to 0.1 mm (DDL-8300NH :
0.06
to
0.17
mm)
(reference value) between
the
needle and the hook,
then securely tighten
setscrews
Inthe hook.
I
If
the
clearance
between
the
blade
point
of
hook
and
the
needle
is
smaller
•
than the specified
value,
the
blade
I
point of
hook
wiil
be
damaged.
If
the
j
clearance is
larger,
stitch
skipping
will
|
result.
11
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