■ While sewing |
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Symptom | Possible cause | How to put it right | Reference |
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| The machine is not plugged in. | Plug the machine in. | page 12 |
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| The main power switch is turned off. | Turn on the main power switch. | page 12 |
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| The bobbin winder shaft is pushed to | Move the bobbin winder shaft to the | page 18, 19 |
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| the right. | left. |
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| You have not used the foot | Use the foot controller properly. | page 13 |
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| controller properly. |
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The sewing |
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The foot controller or the start/stop |
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machine does | Press the foot controller or the start/ |
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button was not pressed (for models | page 39 |
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not work. | stop button. |
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equipped with the start/stop button). |
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| The presser foot lever is raised. | Lower the presser foot lever. | page 39 |
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| The start/stop button was pressed, | Do not use the start/stop button |
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| when the foot controller is |
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| even though the foot controller is |
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| connected. To use the start/stop | page 39 |
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| connected. (for models equipped |
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| button, disconnect the foot |
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| with the start/stop button) |
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| controller. |
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Fabric being |
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sewn with the | Thread is tangled below the needle | Lift up the fabric and cut the threads | page 88 | |
machine cannot | plate. | below it, and clean the race. | ||
be removed. |
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| The spool or spool cap is incorrectly | Correctly install the spool or spool | page 24 |
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| installed. | cap. |
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| The upper thread was not threaded | Correct the upper threading. | page 23 |
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| correctly. |
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| The needle is incorrectly installed. | Correctly install the needle. | page 30 |
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| The needle clamp screw is loose. | Use the | page 31 |
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| firmly tighten the screw. |
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| The needle is bent or blunt. | Replace the needle. | page 30 |
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| You have not used the right | Choose a thread and needle that are |
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| combination of fabric, thread and | page 29 |
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| appropriate for the type of fabric. |
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| needle. |
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| The presser foot you are using is not | Attach the presser foot that is correct |
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The needle | appropriate for the type of stitch that | for the type of stitch that you want to | page 73 |
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you want to sew. | sew. |
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breaks. |
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The upper thread tension is too tight. | Loosen the upper thread tension. | page 41 |
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| You are pulling the fabric too much. | Lightly guide the fabric. | – |
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| The area around the hole in the | Replace the needle plate. |
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| Contact your retailer or the nearest | – |
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| needle plate is scratched. |
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| 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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| authorized service center. |
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| Replace the bobbin case. |
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| The bobbin case is scratched. | Contact your retailer or the nearest | – |
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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 15 |
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| been designed for this machine. |
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| been designed for this machine. |
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