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Probmem
Correction
Reference
1 .Lossen the thread tension.
Page 18
2.Rethread
the machine.
Page t 5
Seam
3.Choose
a needle to suit the thread and
Page t 0
puckering
fabric.
4Make
stitch dense.
Page 24
5.Adjusting
the presser
foot pressure.
Page
9
t .Select the correct foot.
Page 71
2.Loosen
the thread tension.
Page t 8
Patterns are
distorted
3Make
stitch adjust.
Page 24
4.Adjusting
pattern balance.
Page 39
Page 67
The
machine
jams
Cause
1 .The needle thread tension
is too tight.
2.The
needle
thread
is not
threaded
correctly.
3.The
needle
is too heavy for the fabric
being sewn.
4.The
stitch
length
is too long
for the
fabric.
5.The
presser
foot
pressure
is
not
correctly
adjusted.
1 .The correct
presser foot is not used.
2.The needle thread tension
is too tight.
3.The stitch
length is not suitable
for the
fabric being sewn.
4.Feed balancing
dial is not set properly.
1 .Thread is caught in the hook.
2.The feed dogs are packed with lint.
Remove
the
upper
thread
and
bobbin
case,
turn
the
handwheel
backwards
and forwards
by hand
and remove
the
thread remands.
3.The needle is damaged.
4.Slight
humming
sound
coming
from
internal motor.
5.Thread
is caught in the hook.
6.The feed dogs are packed with lint.
1.Fluff
or oil have collected
on the hook
1.Clean
the
hook
and
feed
dog
as
Page 67
or needle bar.
described.
2.Poor
quality oil has been used.
2.Only
use good quality
sewing
machine
Page 10
oil
The
3.Replace
the needle.
Page 10
machine
is
noisy
4.Normal
--
Page 67
Remove
the
upper
thread
and
bobbin
case,
turn
the
handwheel
backwards
and forwards
by hand
and remove
the
thread remands.
1 .Poor quality thread.
1 .Select a better quality thread.
Page 10
Uneven
2.The bobbin case is threaded
wrong.
2.Remove
the bobbin
case,
the thread
Page 14
stitches,
and reinsert correctly.
uneven feed
3.Fabric
has been pulled.
3.Do not pull on the fabric while sewing,
--
let it be taken up by the machine.
1 .The machine
is not turned on.
1 .Turn on the machine.
Page
7
2.The Start/stop
button was not pressed.
2.Press
the Start/stop
button.
Page 21
3.The presser foot lever is raised.
3.Lower
the presser
foot lever.
Page 20
4.The
Start/stop
button
was
pressed,
4.Do not use Start/stop
button
when the
Page 21
The sewing
even
through
the
foot
controller
is
foot controller
is con-nected.
To use
machine
connected.
Start/stop
button,
disconnect
the foot
doesn't
controller.
operate
5.A thread is caught
in the hook race.
5.Remove
the upper
thread
and bobbin
Page 67
case, turn the handwheel
backwards
and forwards
by hand and remove
the
thread remands.
6.The machine
is not plugged
in.
6.Connect
the
power
line
plug
to the
Page
7
electric outlet.
70
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