Brother CE7070PRW Operation Manual page 95

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■ While sewing
Symptom
The sewing
machine does
not work.
Fabric being
sewn with the
machine cannot
be removed.
The needle
breaks.
Possible cause
The machine is not plugged in.
The main power switch is turned off. Turn on the main power switch.
The bobbin winder shaft is pushed to
the right.
You have not used the foot
controller properly.
The foot controller or the start/stop
button was not pressed (for models
equipped with the start/stop button).
The presser foot lever is raised.
The start/stop button was pressed,
even though the foot controller is
connected. (for models equipped
with the start/stop button)
Thread is tangled below the needle
plate.
The spool or spool cap is incorrectly
installed.
The upper thread was not threaded
correctly.
The needle is incorrectly installed.
The needle clamp screw is loose.
The needle is bent or blunt.
You have not used the right
combination of fabric, thread and
needle.
The presser foot you are using is not
appropriate for the type of stitch that
you want to sew.
The upper thread tension is too tight. Loosen the upper thread tension.
You are pulling the fabric too much.
The area around the hole in the
needle plate is scratched.
The area around the hole in the
presser foot is scratched.
The bobbin case is scratched.
You have not used a bobbin that has
been designed for this machine.
How to put it right
Plug the machine in.
Move the bobbin winder shaft to the
left.
Use the foot controller properly.
Press the foot controller or the start/
stop button.
Lower the presser foot lever.
Do not use the start/stop button
when the foot controller is
connected. To use the start/stop
button, disconnect the foot
controller.
Lift up the fabric and cut the threads
below it, and clean the race.
Correctly install the spool or spool
cap.
Correct the upper threading.
Correctly install the needle.
Use the disc-shaped screwdriver to
firmly tighten the screw.
Replace the needle.
Choose a thread and needle that are
appropriate for the type of fabric.
Attach the presser foot that is correct
for the type of stitch that you want to
sew.
Lightly guide the fabric.
Replace the needle plate.
Contact your retailer or the nearest
authorized service center.
Replace the presser foot.
Contact your retailer or the nearest
authorized service center.
Replace the bobbin case.
Contact your retailer or the nearest
authorized service center.
Incorrect bobbins will not work
properly. Only use a bobbin that has
been designed for this machine.
Reference
page 12
page 12
page 18, 19
page 13
page 39
page 39
page 39
4
page 88
page 24
page 23
page 30
page 31
page 30
page 29
page 73
page 41
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