Brother International LK3-B430 Service Manual - Page 34

Thread, wiper, height, adjustment, stroke

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E THREAD WIPER 1. Thread wiper height adjustment Loosen screw 0. and move thread wiper arm supporter 0 up or down so that the clearance between the wiper and the tip of the needle will be 2 mm when the wiper passes under the needle. 20un L. - 0 0 2. Thread wiper stroke adjustment : •• IV 4e% • 35= 25= BNIHER 0 0- Loosen screw 0, and move thread wiper link 0 up or down so that the wiper will be 25 mm from the center of the needle bar before it wipes the thread, or 35 mm from the same after it has wiped the thread. -34-

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E
THREAD
WIPER
1.
Thread
wiper
height
adjustment
Loosen
screw
0.
and
move
thread
wiper
arm
supporter
0
up
or
down
so
that
the
clearance
between
the
wiper
and
the
tip
of
the
needle
will
be
2
mm
when
the
wiper
passes
under
the
needle.
—
0
0
20un
L.
2.
Thread
wiper
stroke
adjustment
:
•
•
IV
4e%
•
35=
25=
BNI
HER
0-
0
Loosen
screw
0,
and
move
thread
wiper
link
0
up
or
down
so
that
the
wiper
will
be
25
mm
from
the
center
of
the
needle
bar
before
it
wipes
the
thread,
or
35
mm
from
the
same
after
it
has
wiped
the
thread.
-34-