Singer M1250 - Skipping, Distorted, and Bunching Stitches; Upper Thread Breaking Causes

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Skipping Stitches
Possible cause:
Needle inserted incorrectly.
Solution:
Check that at side of needle top is toward back of machine and needle is up as far as it can go, then tighten
needle clamp screw.
Possible cause:
Wrong needle for fabric sewn.
Solution:
Use correct needle style and size for your fabric.
Possible cause:
Bent, dull or damaged needle.
Solution:
Discard needle and insert new needle.
Stitches Distorted
Possible cause:
“Pushing” or “pulling” the fabric.
Solution:
Don’t manually push/pull fabric in order to sew, but allow the machine’s feed teeth to draw fabric under presser
foot as you guide it.
Possible cause:
Stabilizer may be needed for technique.
Solution:
Place stabilizer underneath fabric.
Thread Bunching at Beginning
Possible cause:
Top and bobbin threads have not been properly placed underneath presser foot before starting to sew.
Solution:
Ensure that both the top thread and the bobbin thread are under the presser foot and toward the back before
starting to sew.
Possible cause:
Sewing was started with no fabric under the presser foot.
Solution:
Place fabric under foot, making sure that needle comes down into fabric; lightly hold both thread tails for rst
few stitches.
Possible cause:
Stabilizer may be needed for technique.
Solution:
Place stabilizer underneath fabric.
Upper Thread Breaking
Possible cause:
Thread path obstructed
Solution:
Check if thread is caught on thread spool (rough spots on the spool itself).
Possible cause:
Machine is not threaded correctly.
Solution:
Remove upper thread completely, raise presser foot lifter, rethread machine making sure thread is in take-up
lever (raise take up lever to its highest position by turning hand wheel toward you.
Possible cause:
Upper tension too tight.
Solution:
Reduce upper thread tension.