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Troubleshooting
Appendix A-15
MAINTENANCE AND TROUBLESHOOTING
A
Needle breaks.
Needle is installed incorrectly. Reinstall the needle correctly. B-31
Needle clamp screw is not tightened. Tighten the needle clamp screw. B-31
Needle is turned or bent. Replace the needle. B-31
Using improper needle or thread for the
selected fabric.
Check the “Fabric/Thread/Needle
Combinations”chart.
B-30
Wrong presser foot was used. Use the recommended presser foot. B-34
Upper thread tension is too tight. Adjust the thread tension. B-42
Fabric is pulled during sewing. Do not pull the fabric during sewing. –
Spool cap is set incorrectly. Check the method for attaching the spool cap,
then reattach the spool cap.
B-17
There are scratches around the opening in the
needle plate.
* There is a notch on the left side of the
opening in the needle plate. This is not a
scratch.
1 Notch
Replace the needle plate, or consult your
authorized Brother dealer.
A-8
There are scratches around the opening in the
presser foot.
Replace the presser foot, or consult your
authorized Brother dealer.
B-33
There are scratches on the bobbin case. Replace the bobbin case, or consult your
authorized Brother dealer.
A-2
Needle is defective. Replace the needle. B-31
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.
B-17
Upper threading is incorrect. Check the steps for threading the machine and
rethread the machine.
B-23
Bobbin is set incorrectly. Reset the bobbin correctly. B-20
Presser foot is attached incorrectly. Attach the presser foot correctly. B-33
Screw of the presser foot holder is loose. Securely tighten the screw of the presser foot. B-34
Needle breaks.
Fabric is too thick. Use fabric that the needle can pierce when the
handwheel is turned.
B-30, S-4
Fabric is fed forcefully when sewing thick fabric
or thick seams.
Allow the fabric to be fed without being
forcefully pushed.
S-4
Stitch length is too short. Adjust the stitch length. B-41
Stabilizer is not attached to fabric being
embroidered.
Attach stabilizer. B-58
Bobbin thread is incorrectly wound. Use a correctly wound bobbin. B-57
Symptom Probable Cause Remedy Reference
a
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