Brother 885-E42 Operation Manual page 115

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■ After sewing
Symptom
The upper thread
has tightened up.
The thread
tension is
incorrect.
The thread is
tangled on the
wrong side of the
fabric.
The stitch is not
sewn correctly.
Possible cause
The bobbin thread is incorrectly
installed.
You have not threaded the upper
thread properly.
You have not wound the bobbin
thread properly.
The bobbin thread is incorrectly
installed.
You have not threaded the right com-
bination of thread and needle for the
fabric you are using.
You have not attached the presser-
foot holder properly.
The thread tension is incorrect.
You have not used a bobbin that has
been designed for this machine.
Bobbin is set incorrectly.
You have not threaded the upper
thread properly.
The presser foot you are using is not
appropriate for the type of stitch that
you want to sew.
The thread tension is incorrect.
The thread is tangled, for example, in
the race.
The stitch adjustment level is
incorrect.
How to put it right
Correctly install the bobbin thread.
Correct the upper threading.
Wind the bobbin thread properly.
Correctly install the bobbin thread.
Choose a thread and needle that are
appropriate for the type of fabric.
Attach the presser-foot holder
properly.
Adjust the tension of the upper
thread.
Incorrect bobbins will not work
properly. Only use a bobbin that has
been designed for this machine.
Reset the bobbin thread correctly.
Correct the upper threading.
Attach the presser foot that is correct
for the type of stitch that you want to
sew.
Adjust the tension of the upper
thread.
Remove the tangle thread. If the
thread is tangled in the race, clean the
race.
Adjust the stitch.
Reference
page 22, 98
page 25
page 17
page 22
page 31
page 37
page 43, 102
page 17
4
page 22, 23
page 25, 99
page 82
page 43, 102
page 95, 99
page 80
113