Pfaff COVERLOCK 3.0 User Manual

Maintenance38
Trouble shooting
Problem Solution
Fabric does not feed well - Lengthen stitch length.
- Increase presser foot pressure for heavyweight fabric.
- Decrease presser foot pressure for lightweight fabric.
- Check the differential feed.
Needle breaks - Insert needle correctly.
- Do not pull fabric while sewing.
- Tighten needle set screw.
- Use a larger size 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.
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- Loosen thread tension.
6NLSSHGVWLWFKHV - Insert new needle, current needle may be bent or have a blunt point.
- Tighten needle set screw.
- Insert needle correctly.
- Change type or size of needle.
- Check threading.
- Increase presser foot pressure.
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Irregular stitches - Balance thread tension.
- Check for tangled or caught thread.
- Check threading.
Fabric puckers - Loosen thread tension.
- Check for tangled or caught thread.
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- Decrease presser foot pressure for lightweight fabrics.
- Check the differential feed.
Irregular trimming - Check alignment of cutters.
- Replace one or both cutters.
Fabric jams - 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 correctly.

Pfaff COVERLOCK 3.0 Specifications

General

Brand	Pfaff
Model	COVERLOCK 3.0
Category	Sewing Machine
Language	English