Singer HD 6700C Instruction Manual page 41

Needles Breaking
Possible cause: Bent, dull or damaged needle.
Solution: Discard needle, insert new needle (page 15).
Possible cause:
Wrong size needle for fabric.
Solution: Insert appropriate needle for fabric type (page 14).
Possible cause: Machine not threaded correctly.
Solution: Rethread the machine completely (page 13).
Possible cause:
"Pushing" or "pulling" fabric.
Solution: Don't manually push/pull fabric in order to sew, but allow the machine's feed teeth to draw fabric under
the presser foot as you guide it.
Needle Threader Not Working
Possible cause:
Needle not in correct position.
Solution: Raise needle to its highest position by turning hand wheel toward you.
Possible cause: Needle inserted incorrectly.
Solution:
Needle all the way up in the needle clamp.
Possible cause:
Needle is bent.
Solution:
Remove the bent needle, insert new needle (page 15).
Possible cause:
Hook pin damaged.
Solution: Needle Threader needs replacement. Contact authorized service center.
Skipping Stitches
Possible cause: Needle inserted incorrectly.
Solution:
Check that flat 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 (page 14 and page 15).
Possible cause:
Bent, dull or damaged needle.
Solution: Discard needle and insert new needle (page 15).
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: Incorrect stitch length setting.
Solution:
Adjust stitch length setting (page 19).
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.
Maintenance – 37
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