SINGER 14T968DC - Manual (Page 70)

28. TROUBLESHOOTING CHART
6 9
Solution Problem Page
Fabric does not feed well - Lengthen stitch length.
- Increase presser foot pressure for heavy weight fabric.
- Decrease presser foot pressure for lightweight fabric.
Needle breaks - Insert needle correctly.
- Do not pull fabric while sewing.
- Tighten needle set screw.
- Use a larger needle on heavy fabrics.
Thread breaks - Check threading.
- Check for tangled or caught thread.
- Insert needle correctly.
- Insert new needle, current needle may be bent or have a blunt
Point.
- Use only high quality thread.
- Loosen thread tension.
Stitch skip - Insert new needles, current needles may be bent or have a blunt
point. Use only Singer Branded Style 2022 Needles
- Tighten needle set screw.
- Insert needles correctly.
- Change type or size of needles.
- Check threading.
- Increase presser foot pressure.
- Use a high quality thread.
Irregular stitches - Fine tune thread tension.
- Check for tangled or caught thread.
- Check threading.
Fabric puckers - Loosen thread tension.
- Check for tangled or caught thread.
- Use high quality lightweight thread.
- Shorten stitch length.
- Decrease presser foot pressure for lightweight fabrics.
Irregular trimming - Check alignment of knives.
- Replace one or both knives.
Fabric jams - Close looper cover before sewing.
- Check for tangled or caught thread.
- Compress thick layers of fabric with conventional machine before
sewing with overlock.
Machine does not operate - Connect machine to power source.
31
32
32
15
38
15
15
16~29
30
15
9
70
34~49
9
15
15
15
16~29
32
70
39~49
30
16~29
39~52
30
70
31
32
65
65
12
30
12