Troubleshooting
113
4
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The thread tension
is incorrect.
The upper thread was not threaded
correctly.
Correct the upper threading.
page 27
The bobbin thread is incorrectly
installed.
Correctly install the bobbin
thread.
page 25
The combination of fabric, thread
and needle is not correct.
Select a thread and needle that
are appropriate for the type of
fabric being sewn.
page 35
The presser foot holder is incorrectly
installed.
Correctly install the presser foot
holder.
page 40
The thread tension is incorrect.
Adjust the tension of the upper
thread.
page 51
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.
page 21
The fabric is
wrinkled.
The upper thread was not threaded
correctly, or the bobbin is incorrectly
installed.
Correctly thread the upper thread
and correctly install the bobbin
thread.
page 25, 27
The spool is incorrectly installed.
Correctly install the spool.
page 27
The combination of fabric, thread
and needle is not correct.
Select a thread and needle that
are appropriate for the type of
fabric being sewn.
page 35
The needle is bent or blunt.
Replace the needle.
page 36
If thin fabrics are being sewn, the
stitch is too long.
Shorten the stitch length or sew
with stabilizer material under the
fabric.
page 53
The thread tension is incorrect.
Adjust the tension of the upper
thread.
page 51
Stitches are
skipped.
The upper thread was not threaded
correctly.
Correct the upper threading.
page 27
The combination of fabric, thread
and needle is not correct.
Select a thread and needle that
are appropriate for the type of
fabric being sewn.
page 35
The needle is bent or blunt.
Replace the needle.
page 36
The needle is incorrectly installed.
Correctly install the needle.
page 36
Dust has accumulated under the
needle plate or in the bobbin case.
Remove the needle plate cover
and clean the race.
page 100
Symptom
Probable Cause
Remedy
Reference
Summary of Contents for 885-U26
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