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TAKE
OUT
TANGLED
THREAD
IN
BOBBIN
CASE
1
Remove
bobbin
cover
plate
A
Insert
the
cleaning
brush
end
bobbin
B
and
lift
it
up.
2.
Cut
tangled
upper
thread
C
with
Buttonhole
Cutter.
3
Take
out
bobbin
from
bobbin
case
D
and
cut
lower
thread
with
Buttonhole
Cutter.
4
Take
otf
pieces
of
waste
threads
on
bobbin
case.
into
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