Appendix a-15 – Baby Lock Aventura (BLMAV) Instruction and Reference Guide User Manual
Page 191
Troubleshooting
Appendix A-15
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A
Needle breaks.
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-40
Stabilizer is not attached to fabric being
embroidered.
Attach stabilizer.
B-57
Bobbin thread is incorrectly wound.
Use a correctly wound bobbin.
B-56
Upper thread
breaks.
Machine is not threaded correctly (used the
wrong spool cap, spool cap is loose, the thread
did not catch the needle bar threader, etc.)
Rethread the machine correctly.
B-24
Knotted or tangled thread is being used.
Remove any knots or tangles.
–
The selected needle is not appropriate for the
thread being used.
Select a needle that is appropriate for the type
of thread being used.
B-30
Upper thread tension is too tight.
Adjust the thread tension.
B-41
Thread is tangled.
Use scissors, etc., to cut the tangled thread and
remove it from the race, etc.
A-6
Needle is turned, bent or the point is dull.
Replace the needle.
B-31
Needle is installed incorrectly.
Reinstall the needle correctly.
B-31
There are scratches around the opening of the
needle plate.
Replace the needle plate, or consult your
authorized Baby Lock retailer.
A-8
There are scratches around the opening in the
presser foot.
Replace the presser foot, or consult your
authorized Baby Lock retailer.
B-33
There are scratches on the bobbin case.
Replace the bobbin case, or consult your
authorized Baby Lock retailer.
A-2
Using improper needle or thread for the
selected fabric.
Check the “Fabric/thread/needle combinations”
chart.
B-30
While sewing, the thread became knotted or
tangled.
Rethread upper and lower thread.
B-21, B-24
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-18
The thread is
tangled on the
wrong side of the
fabric.
Upper threading is incorrect.
Check the steps for threading the machine and
rethread the machine. Be sure that the presser
foot is in the raised position when threading the
machine so that the upper thread sets properly
in the upper tension.
B-24, A-6
Using improper needle or thread for the
selected fabric.
Check the “Fabric/thread/needle combinations”
chart.
B-30
The upper thread is
too tight.
The bobbin thread is incorrectly installed.
Correctly install the bobbin thread.
B-21, A-5
Bobbin thread
breaks.
Bobbin is set incorrectly.
Reset the bobbin correctly.
B-21
Bobbin thread is incorrectly wound.
Use a correctly wound bobbin.
B-18
There are scratches on the bobbin or it doesn’t
rotate properly.
Replace the bobbin.
B-21
Thread is tangled.
Use scissors, etc. to cut the tangled thread and
remove it from the race, etc.
A-8
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-18
Symptom
Probable Cause
Remedy
Reference