JUKI MEB-3200 Manuel D'utilisation page 66

1.2 to 1.5 mm
52
■ J and C type (short thread trimming)
Approx. 1 mm
1) The clearance between needle thread trimming
knife J
Loosen setscrew
triming knife J
2) The overlapping amount between looper thread
presser
is 0 to 0.2 mm, and adjust so that no clearance
is provided between them.
Loosen adjustment nut
of the top end of looper thread presser
adjustment screw
3) The height of needle thread trimming knife J
is determined by the adjustment value of looper
thread presser
4) below, confirm that clearance A between the
looper thread presser and throat plate
B between the looper thread presser and right
spreader
4) The height of looper thread presser
position where the top end is lowered by 0 to 0.5
mm from the flat face of throat plate
Loosen setscrew
trimming knife adjustment base
adjust the height of the top end of looper thread
presser
5) The initial position of needle thread trimming knife
J
where the left corner of the top end of looper
thread presser
of the slot of throat plate
Loosen adjustment nut
position with adjustment screw
6) The operating position of needle thread trimming
knife J
trimming knife J
from throat plate
actuating arm
and stopper B
actuating arm comes in confact with the top
surface of the looper bracket.
When the adjustment is necessay, remove needle
thread trimming adjusting base
setscrew
stopper B
and the needle is approximately 1 mm.
and move needle thread
to adjust the clearance.
and the top end section of throat plate
and adjust the position
.
. After the adjustment of step
are securely obtained.
and move needle thread
.
When needle thread trimming knife J
comes in contact with throat plate
spreader, right , breakage of components
will be caused. Make sure of the clearances
"A" and "B".
and looper thread presser
is aligned with the right corner
.
and adjust the initial
is the position where needle thread
comes out by 1.2 to 1.5 mm
when needle thread trimming
is moved counterclockwise
of the needle thread trimming
and adjust the protruding amount of
to 1 to 1.2 mm.
Stopper B of the needle thread trimming
actuating arm has double screws.
with
and that
is the
.
up or down to
and
is the position
.
once with