TROUBLESHOOTING GUIDE
Problem | Possible Cause | Solution |
IRREGULAR STITCHING | Thread is of poor quality . . . . . . . . . . | . Use quality thread |
AND FEEDING | Presser foot pressure is too light . . . . | . Increase presser foot pressure to a higher number |
| Bobbin is not threaded correctly . . . . | . Thread bobbin again and check for proper insertion |
| Fabric is being pulled during sewing . | . Check for proper foot pressure; make sure feed teeth |
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| are raised and operating correctly; lengthen stitch |
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| length. Fabric should feed automatically. Pulling the |
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| fabric will throw the machine out of time. |
MACHINE IS NOISY AND | Machine needs oil . . . . . . . . . . . . . . . | . Refer to cleaning and maintenance instructions |
ROUGH WHEN SEWING | Lint and oil residue have collected . . | . Clean race and hook according to instructions |
| in hook or on needle bar |
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| Inferior oil has been used . . . . . . . . . | . Clean and oil again. Use only fine sewing machine |
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| oil. Do not use WD40. |
| Needle is damaged . . . . . . . . . . . . . . | . Insert new needle |
| Stitch length and/or width dials are set | . Refer to instructions for proper machine settings |
| incorrectly for the type of stitch used |
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