1m!
Tension release
--~r=:r-~
~~~~--:
I J
II
. .
-·~.
:
·-~..
..
__
_.)
1)
Remove
the
stop ring 0
from
the
presser bar
wire@
and
the
tension rei
ease
wire
shaft@).
2}
Loosen
the
set screw e and remove
the
presser rod lever assembly 0
from
the
arm.
3}
Remove
the
screws @ and @
of
the
wire
holder ® and cord holder NK-3N
fi.
Then, remove
the
presser
bar
wire
assembly«!>.
4}
Remove
two
urethan tubes (R)@
from
M5-05 elbows ill.
5)
Remove
the
stud screw@,
then
the
presser bar
lifter
rod
ID
from
the
joint@.
6)
Loosen
two
screws@ and remove
the
air cylinder
0.
7}
Remove
the
set screw@,
the
thread tension assembly@,
the
pin
@>
and
the
tension rei
ease
bar
fD.
8}
Remove
the
screw
of
the
tension release bracket 0
from
the
outside
of
the
arm,
press
the
shaft
part
of
the
tension release bracket@ and remove
the
tension release bracket 0
with
the
presser bar
wire@.
-19-
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