Brother International Innov-is 1250D Operation Manual - Page 197

List of symptoms

Page 197 highlights

List of symptoms Symptom Probable Cause Remedy Reference The machine is not turned on. Turn on the machine. page 19 The "Start/Stop" button was not pressed. Press the "Start/Stop" button. page 53 The sewing machine does not operate. The presser foot lever is raised. The "Start/Stop" button was pressed, even though the foot controller is connected. 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. page 52 page 53 The bobbin winder shaft is pushed Move the bobbin winder shaft to the to the right. left. page 28 The needle is incorrectly installed. Correctly install the needle. The needle clamp screw is loose. Use the screwdriver to firmly tighten the screw. page 42 The needle is bent or blunt. Replace the needle. The combination of fabric, thread and needle is not correct. Select a thread and needle that are appropriate for the type of fabric being sewn. page 41 The presser foot that is used is not Attach the presser foot that is 5 appropriate for the type of stitch appropriate for the type of stitch that page 70 that you wish to sew. you wish to sew. The upper thread tension is too tight. Loosen the upper thread tension. page 59 The needle breaks. The fabric is pulled too much. The spool is incorrectly installed. Lightly guide the fabric. Correctly install the spool. - page 31 The area around the hole in the Replace the needle plate. Contact needle plate is scratched, or has a your retailer or the nearest authorized - burr on it. service center. The area around the hole in the Replace the presser foot. Contact presser foot is scratched, or has a your retailer or the nearest authorized - burr on it. service center. The bobbin case is scratched, or has a burr on it. Replace the bobbin case. Contact your retailer or the nearest authorized service center. - A bobbin designed specifically for this machine is not used. Incorrect bobbins will not work properly. Only use a bobbin designed specifically for this machine. page 25 Troubleshooting 195

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Troubleshooting
195
5
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List of symptoms
Symptom
Probable Cause
Remedy
Reference
The sewing
machine does not
operate.
The machine is not turned on.
Turn on the machine.
page 19
The “Start/Stop” button was not
pressed.
Press the “Start/Stop” button.
page 53
The presser foot lever is raised.
Lower the presser foot lever.
page 52
The “Start/Stop” button was
pressed, even though the foot
controller is connected.
Do not use the “Start/Stop” button
when the foot controller is
connected. To use the “Start/Stop”
button, disconnect the foot
controller.
page 53
The bobbin winder shaft is pushed
to the right.
Move the bobbin winder shaft to the
left.
page 28
The needle breaks.
The needle is incorrectly installed.
Correctly install the needle.
page 42
The needle clamp screw is loose.
Use the screwdriver to firmly tighten
the screw.
The needle is bent or blunt.
Replace the needle.
The combination of fabric, thread
and needle is not correct.
Select a thread and needle that are
appropriate for the type of fabric
being sewn.
page 41
The presser foot that is used is not
appropriate for the type of stitch
that you wish to sew.
Attach the presser foot that is
appropriate for the type of stitch that
you wish to sew.
page 70
The upper thread tension is too
tight.
Loosen the upper thread tension.
page 59
The fabric is pulled too much.
Lightly guide the fabric.
The spool is incorrectly installed.
Correctly install the spool.
page 31
The area around the hole in the
needle plate is scratched, or has a
burr on it.
Replace the needle plate. Contact
your retailer or the nearest authorized
service center.
The area around the hole in the
presser foot is scratched, or has a
burr on it.
Replace the presser foot. Contact
your retailer or the nearest authorized
service center.
The bobbin case is scratched, or
has a burr on it.
Replace the bobbin case. Contact
your retailer or the nearest authorized
service center.
A bobbin designed specifically for
this machine is not used.
Incorrect bobbins will not work
properly. Only use a bobbin
designed specifically for this
machine.
page 25