21.
POSITION
OF
THE
COUNTER
KNIFE
AND
ADJUSTMENT
OF
THE
KNIFE
PRESSURE
(LU-1560-7)
POSITION
DES
GEGENMESSERS
UND
EINSTELLUNG
DES
MESSERDRUCKS
(LU-1560-7)
POSITION
DU
COUTEAU
FIXE
ET
REGLAGE
DE
LA
PRESSION
DU
COUTEAU
(LU-1560-7)
POSICION
DE
LA
CONTRACUCHILLA
Y
AJUSTE
DE
PRESION
DE
LA
CUCHILLA
LU-1560-7)
POSIZIONE
DEL
CONTRO-LAMA
E
REGOLAZIONE
DELLA
PRESSIONE
DEL
COLTELLO
(LU-1560-7)
(LU-1560-7)
WARNING
:
Turn OFF
the
power before starting
the
work
so
as
to
prevent
accidents
caused
by
abrupt
start
of
the
sewing
machine.
WARNUNG
:
Schalten
Sie
vor
Beginn
der
Arbeit
die
Stromversorgung
aus,
um
durch
pidtzliches
Aniaufen
der
Nahmaschine
verursachte
Unfalle
zu
verhuten.
AAVERTISSEMENT
:
Couper
ralimentation
de
la
machine
(position
OFF)
avant
de
commencer
{'operation afin de
prevenir
les
accidents
eventuels
causes
par
un
d^marrage
soudain
de
la
machine
k
coudre.
iAVISO!
Desconecte
la
corriente
el6ctrica
antes
de
comenzar
el
trabajo
para
evitar
accidentes
causados
por
un
arranque
brusco
de
la
maquina
de
coser.
AVVERTIMENTO
:
Prima
dl
effettuare
le
seguenti
operazioni,
posizionare
I'interruttore
su
OFF
(SPENTO)
onde
evltare
incident!
causati
dairavviamento
accidentale
della
macchina
per
cucire.
'
mmnmwmn
°
i
1) Move the moving knife by
hand
to its forward travel end.
e
Adjusting
the
counter
knife
2) Loosen setscrews O inthe counter
knife
bases, and adjust the positions of the counter knivesso that the top end of the
right-hand counter knife Is 4.2 ± 0.2 mm away from the
end
face of the throat plate
and
the top
end
of the left-hand
counter
knife is 6 ±
0.2
mm
away
from
the
end
face
of
the
throat plate in
the
lateral direction
and
so
that
the
counter
knife
bases
are
struck
against
the difference in
step
of
the
hook shaft
bases
in the longitudinal direction. Then, tighten
setscrews
O •
Use counter knifegauge O supplied withthe machine
as
standard.
Use the face R ofthe counter knifeO gauge for the right-hand counter knifeand the face Lforthe left-hand one.
•
Adjusting
the
knife
pressure
3) Loosen setscrews O in the moving
knife.
Turn the handwheel to move the movingknifeand adjust the knifepressure.
In
the
standard
state,
the
knife
pressure
is
developed
from
the
position
where
the
top
end
of
the
moving knife is
spaced
5.5 to
6.5
mm from
the
top
end
of
the
counter
knife.
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