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I
i
I
i
tr
This
machine
is
basically
designed
to
require
no
difficult,
professional adjustments.
Most
troubles occur
under
the
following
five
con-
ditions.
These
arise
when there
is
insufficiency
in the
basic
adjustments.
Please
remember
these
cases
which
are
to
be
first
checked about
when
the
machine
gets
out of
condition.
(1)
When
the
machine
does
not
run
-
r ls the
power inductive plug properly put
in the
power
supply
socket
?
o
ls
the controller
properly
connected
to
the
motor?
(2)
When threads break
-
.
ls
the
threading done
correctly
?
o
lsn't
the thread
tension
too
strong
?
o
lsn't the
needle
bent
?
r lsn't the
needle
guard
scratched
or
dam-
aged
in
any
way
?
.
ls
the
presser
foot
pressure
proper
in
the
strength
?
oAre
all the
threads proper
in the kind
and
thickness
?
o ls
the
needle
of
proper
kind
and
size
?
ls
it
set
in correct way
7
(3)
When
the
needle breaks
-
r
lsn't the
needle
in
touch
with
throat
plate,
needle
guard
or
presser
foot
?
o ls
the
needle
of
proper
kind
and size
?
ls
it
set
in correct way
?
(4)
When
skipping
takes
place
-
r lsn't the
needle
bent
or
the
tip of
the
needle
worn
out
?
r
ls
the
needle
set in
correct way
?
o
ls
the
threading done
correctly
?
o
lsn't
the
presser
foot
pressure
too weak
?
(5)
When
the
seam is
not
in
good
condition
?
o
Are all the
tension
adjustments
made
proper
?
o
Are all
threadings done
correctly
?
21
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