Performance Checklist
Whenever sewing difficulties are encountered, review the section in this instruction manual that details the operation you are performing to make sure you are correctly using the machine. If the problem continues, the following checklist may help you to improve the operation.
If you still have difficulties, contact your nearest service center.
UPPER THREAD |
| LOWER THREAD |
| SKIPPED |
| LOOP IN SEAM |
| FABRIC |
BREAKS |
| BREAKS |
| STITCHES |
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| PUCKERS | |
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MAINTENANCE | MANTENIMIENTO | MANUTENZIONE |
Upper threading
is not correct.
Lower thread is
tangled.
Needle is incor- rectly inserted.
Thread tension is |
| Thread tension is |
incorrect. |
| too tight. |
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Upper thread is |
| Bobbin is not |
| Inferior needle is |
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| tangled. |
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| used. |
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Upper thread |
| Lower thread |
| The combination |
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| of needle size/ |
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tension is too |
| tension is too |
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| thread size/fabric |
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Spool of thread is |
| Lower threading is |
| Lint is clinging to |
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not correctly |
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| the bottom of the |
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| not correct. |
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| needle plate. |
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Needle is bent or |
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| Threading is not |
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not sharp. |
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| correct. |
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The combination |
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of needle size/ |
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thread size/fabric |
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is incorrect. |
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CONTACT YOUR LOCAL SERVICE CENTER
66
