JUKI DDL-5550-6 User Manual

19. ADJUSTING
THE HEIGHT
OF
THE PRESSER
BAR
l) Loosen
setscrew
Q ,
and adjust
the
presser
bar
height
or
the
angfe of the
presser
foot.
2)
After
adjustment, securely tighten the setscrew.
I
20.
COUNTER
KNIFE
T-
1. When the
knife
sharpness has
deteriorated.
resharpen
counter
knife
O
as
iflustrated in
Fig.
@
. and
properly
reinstall it.
1) If
the mounting
position
of
the counter knife
is moved
in
direction
@
from the standard mounting
position,
the
thread
length after thread trimming will be increased
/-o-\
/
ra1
\4
\./
\.....--,--'
L)
accordingly.
If the mounting
position
is moved in direction
@
,
the
thread length will be decreased accordingly.
Moving knife
Center
of needle
Standard
:
4.0 mm
,')--,-
',rL-=-{--
21 . ADJUSTING
THE THREAD
TAKE.UP
STROKE
--\ |
5z'r \ )
i
't
'i]
+@ @+
1)
2)
3)
When
sewing heavy-weight
materials, move
thread
guide
0
to
the
Gft
1in
direJtion
O
)
to increase
the lJngth
of
thread
pulled
out by the
thread
take-up.
When
sewing light-weight
materials. move
thread guide
0
to the rlghilin
dir6ction
@
)
to
decrease the lJngth
of thread
pulled
out by the thread
take-up.
Normally,
thread
guide
Q
is
positioned
in
a way that
marker
line
@
is
aligned
with the center
of the screw.
22. ADJUSTING
THE NEEDLE
STOP
POSITION
1. Stop
position
after thread trimming
1)
The standard needle stop
position
is
obtained by aligning
red
marker dot
O
on the rnachine arm with white
marker dot
@
on the
handwheel.
2) Stop
the
needle in its
highest
position,
loosen screw
Q
to
perform
adiustment within the slot
of
the screw.
C The needle
stop
timing is
advanced
if
you
move the
screw in
directibn
O
-.
p
The needle stop riming is delayed ii
you
move the
rcrew in
directlon
O
{Precaution)
Do
not operate the
machine with screw
l)
loosened. Just loosen
the
screw, and do not remove
it.
1. Lower
stop
position
1)
The lower
needle stop
position
when
the
pedal
is
returned
to the
neutral
position
after the front
part
of the
pedal
is_ depressed can
be adjusted as follows:
Stop
needle
0
li its lowest
position.
loosen
screw
Q ,
and make
adjustment within the slot
of
the
screw.
Moving the
screw in
direction
6
advances
the
needle
stop
timing. Moving
the screw in
direction
@
delays
the
tlming.
{Precaution)
Do
not
operate the machine
with screw
Q)
loosened,
Just loosen
the screw, and do not remove it.

JUKI DDL-5550-6 Specifications

General

Brand	JUKI
Model	DDL-5550-6
Category	Sewing Machine
Language	English