Performance Check List - Brother LS-3125 Instruction Manual

UPPER THREAD
BREAKS
Upper thread is
not correctly
installed.
No
Page 17
Page 16
Upper thread is
tangled.
No
Page 14
Page 16
Upper thread
tension is too
tight.
No
Page 21
Page 20
Spool of thread
is not correctly
installed.
No
Page 14
Page 12
Needle is bent
or not sharp.
No
Page 6
The combination
of needle size/
thread size/fabric
is incorrect.
No
Page 22

PERFORMANCE CHECK LIST

LOWER (BOBBIN)
SKIPPED STITCHES
THREAD BREAKS
Lower (bobbin)
thread is tangled.
No
Page 6
Bobbin is not
threaded
properly in the
shuttle hook.
No
Page 6
Lower thread
tension is too
tight.
No
Page 22
Lower threading
is not correct.
No
Pages 43-45
Page 16
CONTACT YOUR LOCAL SERVICE CENTER
Needle is
incorrectly
inserted.
No
Pages 20-21
Damaged or worn
needle is used.
No
The combination
of needle size/
thread size/fabric
is incorrect.
No
Lint is clinging to
the bottom of the
needle plate.
No
Threading is not
correct.
No
LOOP IN SEAM FABRIC PUCKERS
Thread tension is
incorrect.
No
Pages 20-21
Pages 12-17
Page 6
thread size/fabric
Page 22
Thread tension is
too tight.
No
Threading is not
correct.
No
Wrong needle is
used.
No
The combination
of needle size/
is incorrect.
No
46