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General| Brand | Janome |
|---|---|
| Model | DC3100 |
| Category | Sewing Machine |
| Language | English |
Troubleshoot sewing machine skip stitches by checking needle, thread, and timing.
Troubleshoot sewing machine fabric not feeding by checking feed dog height and thread.
Troubleshoot upper thread breaks due to tension, needle, or thread path errors.
Troubleshoot bobbin thread breaks by checking bobbin threading and thread quality.
Troubleshoot needle breakage caused by hitting the plate or hook.
Adjust the distance between the presser foot and needle plate to 6.0 mm.
Adjust needle drop position to center of needle plate hole with 0.2mm clearance.
Adjust hook timing so tip meets needle's right side with 3.25-3.55 mm travel.
Adjust needle bar height for optimal hook timing (1.6-2.0 mm clearance).
Set clearance between needle and rotary hook tip to -0.1 to +0.05 mm.
Adjust feed dog height to 0.80-0.90 mm from needle plate surface.
Adjust top tension between 65-80g by turning lead screw.
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