Brother International PS-3100 Users Manual - Multi - Page 101

Contact Your Local Service Center, Performance Check List - sewing machine review

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PERFORMANCE CHECK LIST Whenever sewing difficulties are encountered, review the section in this instruction manual that details the operation you are performing to make sure you are correctly using the machine. If the problem continues, the following check list may help you to improve the operation. If you still have difficulties, contact your nearest authorized service center. With the model PS-2470/PS-3100, you can use the sewing speed controller to adjust the sewing speed. When sewing at the slowest speed, skipped stitches may easily occur depending on the type of thread and fabric used. If this occurs, sew at a faster speed. MAINTENANCE ENTRETIEN MANTENIMIENTO UPPER THREAD LOWER THREAD BREAKS BREAKS SKIPPED STITCHES LOOP IN SEAM FABRIC PUCKERS Upper thread is not correctly installed. Lower thread is tangled. Needle is incorrectly inserted. Thread tension is incorrect. Thread tension is too tight. Page 39 No Page 37 No Page 11 No Page 46 Upper thread is tangled. Bobbin is not threaded properly in the race. Inferior needle is used. No Page 46 No Threading is not correct. Page 39 No Page 37 Upper thread tension is too tight. No Page 11 No The combination of needle size/thread size/fabric is incorrect. Page 46 No Spool of thread is not correctly installed. Page 47 No Lint is clinging to the bottom of the needle plate. Page 39 No Needle is bent or not sharp. Page 87 No Threading is not correct. Page 39 No Wrong needle is used. Page 11 No The combination of needle size/thread size/fabric is incorrect. Page 47 No Page 11 No The combination of needle size/thread size/fabric is incorrect. Page 39 No Page 47 89 No CONTACT YOUR LOCAL SERVICE CENTER

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89
MAINTENANCE
ENTRETIEN
MANTENIMIENTO
No
Page 47
No
Page 87
No
Page 11
No
Page 37
Bobbin is not
threaded properly in
the race.
Inferior needle is
used.
Lint is clinging to the
bottom of the needle
plate.
The combination of
needle size/thread
size/fabric
is
incorrect.
SKIPPED
STITCHES
LOOP IN SEAM
FABRIC
PUCKERS
CONTACT YOUR LOCAL SERVICE CENTER
LOWER THREAD
BREAKS
UPPER THREAD
BREAKS
PERFORMANCE CHECK LIST
Whenever sewing difficulties are encountered, review the section in this instruction manual that details the operation you are performing to
make sure you are correctly using the machine. If the problem continues, the following check list may help you to improve the operation.
If you still have difficulties, contact your nearest authorized service center.
With the model PS-2470/PS-3100, you can use the sewing speed controller to adjust the sewing speed. When sewing at the slowest speed,
skipped stitches may easily occur depending on the type of thread and fabric used. If this occurs, sew at a faster speed.
No
Page 39
Upper thread is not
correctly installed.
No
Page 37
No
Page 11
No
Page 46
No
Page 46
Lower thread is
tangled.
Needle is incorrectly
inserted.
Thread tension is
incorrect.
Thread tension is
too tight.
No
Page 39
Upper thread is
tangled.
No
Page 39
Threading is not
correct.
No
Page 46
Upper thread
tension is too tight.
No
Page 47
No
Page 11
Wrong needle is
used.
The combination of
needle size/thread
size/fabric
is
incorrect.
No
Page 39
Spool of thread is
not correctly
installed.
No
Page 11
Needle is bent or
not sharp.
No
Page 47
The combination of
needle size/thread
size/fabric is
incorrect.
No
Page 39
Threading is not
correct.