Symptom | Possible cause | How to put it right | Reference |
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| The area around the hole in the nee- | Replace the needle plate. | – |
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| Contact your retailer or the nearest |
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| dle plate is scratched. | authorized service center. |
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| The area around the hole in the | Replace the presser foot. | – |
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| Contact your retailer or the nearest |
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| presser foot is scratched. |
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The upper | authorized service center. |
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thread breaks. | The bobbin case is scratched, or has | Replace the bobbin case. | – |
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| Contact your retailer or the nearest |
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| a burr on it. |
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| authorized service center. |
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| You have not used a bobbin that has | Incorrect bobbins will not work |
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| properly. Only use a bobbin that has | page 16 |
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| been designed for this machine. |
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| been designed for this machine. |
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| You have not wound the bobbin | Wind the bobbin properly. | page 16 |
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| thread properly. |
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| The bobbin is scratched or does not | Replace the bobbin. | – |
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| turn smoothly. |
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The lower | The thread is tangled. | Remove the tangled thread and | page 44 |
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thread is tangled | clean the bobbin case. |
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or breaks. |
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You have not used a bobbin that has | Incorrect bobbins will not work |
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| properly. Only use a bobbin that has | page 16 |
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| been designed for this machine. |
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| been designed for this machine. |
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| Bobbin is set incorrectly. | Reset the bobbin thread correctly. | page 18, 19, |
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| 20 |
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| You have not threaded the upper | Correct the upper threading. | page 21 |
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| thread properly. |
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| You have not wound the bobbin | Wind the bobbin thread properly. | page 16 |
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| thread properly. |
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| You have not threaded the right | Choose a thread and needle that are |
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| combination of thread and needle | page 26 |
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| appropriate for the type of fabric. |
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| for the fabric you are using. |
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The thread ten- |
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You have not attached the presser | Attach the presser foot holder prop- | – | 6 | ||
sion is incorrect. | foot holder properly. | erly. | |||
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| The thread tension is incorrect. | Adjust the tension of the upper | page 25 | ||
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| thread. |
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| You have not used a bobbin that has | Incorrect bobbins will not work |
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| properly. Only use a bobbin that has | page 16 |
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| been designed for this machine. |
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| been designed for this machine. |
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| Bobbin is set incorrectly. | Reset the bobbin thread correctly. | page 18, 19, |
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| 20 |
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| You have not threaded the upper | Thread the upper thread and wind | page 18, 19, |
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| thread properly or fitted the bobbin |
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| the bobbin thread properly. | 21 |
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| properly. |
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| You have not fitted the spool prop- | Fit the spool properly. | page 21, 25 |
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| erly. |
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The fabric is | You have not used the right | Choose a thread and needle that are |
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combination of fabric, thread and | page 26 |
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appropriate for the type of fabric. |
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wrinkled. | needle. |
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| The needle is bent or blunt. | Replace the needle. | page 8 |
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| If you are sewing thin fabric, the | Sew with stabiliser material under | – |
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| stitch is too thick. | the fabric. |
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| The thread tension is incorrect. | Adjust the tension of the upper | page 25 |
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| thread. |
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47
