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Troubleshooting
Appendix A-9
MAINTENANCE AND TROUBLESHOOTING
A
■ After embroidering
No stitching
Needle is turned, bent or the point is dull. Replace the needle. B-23
Bobbin is set incorrectly. Reset the bobbin correctly. B-17
Upper threading is incorrect. Check the steps for threading the machine and
rethread the machine.
B-19
High-pitched
sound while
sewing
Pieces of thread are caught in the race. Clean the race. A-2
Upper threading is incorrect. Check the steps for threading the machine and
rethread the machine.
B-19
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-14
There are needle holes or friction scratches in
the bobbin case.
Replace the bobbin case, or consult your
authorized Brother dealer.
A-2
The needle
contacts the
needle plate.
The needle clamp screw is loose. Firmly tighten the needle clamp screw. If the
needle is bent or blunt, replace it with a new
one.
B-23
Needle is turned, bent or the point is dull. Replace the needle. B-23
The handwheel
feels sluggish
when it is turned.
Thread is tangled in the bobbin case. Remove the tangled thread from the bobbin
case. Re-install the bobbin case so it is
correctly positioned.
A-2
Symptom Probable Cause Remedy Reference
Thread tension is
incorrect.
Upper threading is incorrect. Check the steps for threading the machine and
rethread the machine.
B-19
Bobbin is set incorrectly. Reset the bobbin. B-17
Using improper needle or thread for the
selected fabric.
Check the information about the needle and
thread to be used.
B-23
Thread tension is set incorrectly. Adjust the thread tension. E-26
Bobbin thread is incorrectly wound. Use a correctly wound bobbin. B-17
Needle is turned, bent or the point is dull. Replace the needle. B-23
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-14
Embroidery pattern
does not sew out
correctly.
Thread is twisted. Use scissors, etc., to cut the twisted thread and
remove it from the bobbin case, etc.
–
Thread tension is set incorrectly. Adjust the thread tension. E-26
Fabric was not inserted into the frame correctly
(fabric was loose, etc.).
If the fabric is not taut in the frame, the pattern
may turn out poorly or there may be shrinkage
of the pattern. Set the fabric into the frame
correctly.
B-30
Stabilizing material was not attached. Always use stabilizing material, especially with
stretch fabrics, lightweight fabrics, fabrics with
a coarse weave, or fabrics that often cause
pattern shrinkage. See your authorized Brother
dealer for the proper stabilizer.
B-29
There was an object placed near the machine,
and the carriage or embroidery frame hit the
object during sewing.
If the frame bumps something during sewing,
the pattern will turn out poorly. Do not place
anything in the area where the frame may bump
it during sewing.
B-28
Symptom Probable Cause Remedy Reference
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