APPENDIX
Symptom | Probable Cause | Remedy | Reference |
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| The machine is not turned on. | Turn on the machine. | page 17 |
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| The “Start/Stop” button was not | Press the “Start/Stop” button. | page 52 |
| pressed. | ||
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The sewing | The presser foot lever is raised. | Lower the presser foot lever. | – |
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| Do not use the “Start/Stop” button |
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machine does not | The “Start/Stop” button was pressed, |
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operate. | when the foot controller is |
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| even though the foot controller is | connected. To use the “Start/ | page 52 |
| connected. | Stop” button, disconnect the foot |
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| controller. |
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| The bobbin winder shaft is pushed to | Move the bobbin winder shaft to | page 25 |
| the right. | the left. | |
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| The needle is incorrectly installed. | Correctly install the needle. |
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| The needle clamp screw is loose. | Use the screwdriver to firmly | page 39 |
| tighten the screw. | ||
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| The needle is bent or blunt. | Replace the needle. |
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| The combination of fabric, thread | Select a thread and needle that |
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| are appropriate for the type of | page 38 | |
| and needle is not correct. | ||
| fabric being sewn. |
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| The presser foot that is used is not | Attach the presser foot that is |
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| appropriate for the type of stitch that | appropriate for the type of stitch | page 138 |
The needle breaks. | you wish to sew. | that you wish to sew. |
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| The upper thread tension is too tight. | Loosen the upper thread tension. | page 57 |
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| The fabric is pulled too much. | Lightly guide the fabric. | – |
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| The spool is incorrectly installed. | Correctly install the spool. | page 28 |
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| The area around the hole in the | Replace the needle plate. Contact |
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| needle plate is scratched, or has a | your dealer or the nearest | – |
| burr on it. | authorized service center. |
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| The area around the hole in the | Replace the presser foot. Contact |
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| presser foot is scratched, or has a | your dealer or the nearest | – |
| burr on it. | authorized service center. |
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| The bobbin case is scratched, or has | Replace the bobbin case. Contact |
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| your dealer or the nearest | – | |
| a burr on it. | ||
| authorized service center. |
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The needle breaks. |
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| Incorrect bobbins will not work |
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| A bobbin designed specifically for | properly. Only use a bobbin | page 22 |
| this machine is not used. | designed specifically for this | |
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| machine. |
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