108
GENERAL PROBLEMS
Machine does not sew.
* Power switch is turned off.
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* Buttonhole lever is not raised when sewing stitch patterns.
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* Buttonhole lever is not lowered when sewing buttonhole.
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Machine jams/knocks.
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Fabric does not move.
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STITCHING PROBLEMS
Machine skips stitches.
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* Fabric is being pulled or pushed against machine feeding
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Needle breaks.
* Fabric is being pulled or pushed against machine feeding
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THREAD PROBLEMS
Needle thread breaks.
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Bobbin thread breaks.
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Fabric puckers.
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PERFORMANCE CHECKLIST