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Troubleshooting
Symptom
There is a mistake in the upper or bobbin
Fabric puckers.
threading.
Spool cap is set incorrectly.
Using improper needle or thread for the
selected fabric.
Needle is turned, bent or the point is dull.
Stitches are too long when sewing thin fabrics.
Thread tension is set incorrectly.
Wrong presser foot.
The presser foot that is used is not appropriate
The stitch is not
for the type of stitch that you wish to sew.
sewn correctly.
The thread tension is incorrect.
The thread is tangled, for example, in the
bobbin case.
Feed dogs are set in the down position.
Machine is threaded incorrectly.
Skipped stitches
Using improper needle or thread for the
selected fabric.
Needle is turned, bent or the point is dull.
Needle is installed incorrectly.
Needle is defective.
Dust or lint has collected under the needle
plate.
Thin or stretch fabrics are being sewn.
Needle is turned, bent or the point is dull.
No stitching
Bobbin is set incorrectly.
Upper threading is incorrect.
Dust or lint is caught in the feed dogs.
High-pitched
sound while
Pieces of thread are caught in the race.
sewing
Upper threading is incorrect.
A bobbin designed specifically for this machine
is not used.
There are needle holes or friction scratches in
the bobbin case.
Feed dogs are set in the down position.
Fabric does not
feed through the
machine.
Stitches are too close together.
Wrong presser foot was used.
Needle is turned, bent or the point is dull.
A-16
Probable Cause
Remedy
Check the steps for threading the machine and
rethread it correctly.
Check the method for attaching the spool cap,
then reattach the spool cap.
Check the "Fabric/thread/needle combinations"
chart.
Replace the needle.
Shorten the stitch length.
Adjust the thread tension.
Use the correct presser foot.
Attach the presser foot that is appropriate for
the type of stitch that you wish to sew.
Adjust the tension of the upper thread.
Remove the tangle thread. If the thread is
tangled in the bobbin case, clean the race.
Slide the feed dog position switch to the right
(
).
Check the steps for threading the machine and
rethread it correctly.
Check the "Fabric/thread/needle combinations"
chart.
Replace the needle.
Reinstall the needle correctly.
Replace the needle.
Remove the dust or lint with the brush.
Sew with one sheet of thin paper under the
fabric.
Replace the needle.
Reset the bobbin correctly.
Check the steps for threading the machine and
rethread the machine.
Remove the dust or lint.
Clean the race.
Check the steps for threading the machine and
rethread the machine.
Incorrect bobbins will not work properly. Only
use a bobbin designed specifically for this
machine.
Replace the bobbin case, or consult your
authorized Baby Lock retailer.
Slide the feed dog position switch to the right
(
).
Lengthen the stitch length setting.
Use the correct presser foot.
Replace the needle.
Reference
B-24
B-24
B-30
B-31
B-40
B-41
B-34
B-34
B-41, A-7
A-8
B-2
B-24
B-30
B-31
B-31
B-31
A-2
S-4, D-4
B-31
B-21
B-24
A-2
A-2
B-24
B-18
A-2
B-2
B-40
B-34
B-31
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Table of Contents
Troubleshooting
