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If sewing difculties occur, make sure the instructions are correctly followed.
If a problem still exists, the reminders below may help solve it.
Case Cause (Reason) Solution
Refer-
ence
page
● The machine stops
sewing suddenly.
(This is in case you
can turn hand wheel
by hand.)
● The machine sews at slow speed
continuously.
(The machine has a mechanism to
automatically cut off the power to
prevent the motor from overheating.)
● Turn off the power and wait for a
while (about 10 minutes). The safe-
ty mechanism will be reset and the
machine will return to normal.
3
● The machine will
not work even when
start/stop button is
pressed.
(This is in case sew-
ing light is still on.)
● The needle hits presser foot due to
an installation of incorrect presser
foot.
● The needle fell into the hook area
and tried to start.
● Use the appropriate presser foot to
the selected stitch pattern.
● Remove the needle from the hook
area.
-
-
● Needle breaks. ● Thick material is sewn with a thin
needle.
● The needle is not inserted fully.
● The needle setscrew is not securely
tightened.
● The wrong presser foot is used for a
certain pattern.
● Needle is bent.
● Check the combination of fabric,
thread and needle.
● Check the installation of needle.
● Securely tighten the needle set-
screw.
● Check the combination of stitch pat-
tern and presser foot to be used.
● Change needle.
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25
25
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25
● Loud noise and/
or keen noise while
sewing.
● Lint or dust has accumulated in the
feed dog.
● Lint or dust has accumulated in the
hook.
● Clean the feed dog area.
● Clean the hook area.
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119
● Machine fails to feed
fabrics.
● The stitch length is set at “0”.
● Soft fabrics such as towels are be-
ing sewn.
● The machine is set in drop feed con-
dition.
● The height of the micro-lifter is too
high.
● When the stitch pattern is reselect-
ed, the machine goes back to the
default setting.
● Set the stitch length to 3 to 5.
● Lift the feed dog.
● Adjust the height of the micro-lifter.
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49
39
● Needle can not be
threaded. (This is in
case needle threader
will not turn.)
● The hook of needle
threader does not go
through the needle
eye.
● The needle is not in the up position.
(When needle is not in the up posi-
tion, needle threader will not turn.
This is to avoid damages to the
hook.)
● The needle is not inserted fully.
● Rotate the hand wheel and lift the
needle upwards.
● Check the installation of the needle.
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25
11. Performance check list
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