TROUBLE SHOOTING GUIDE
Problem | Cause |
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| 1.The needle thread tension is too tight. | 1.Loosen the thread tension. |
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| Page 19 | ||||
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| 2.The needle thread is not threaded | 2.Rethread the machine. |
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| Page 13 | ||||
Seam | correctly. |
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puckering | 3.The needle is too heavy for the fabric | 3.Choose a needle to suit the thread and | Page 22 | ||||||
| being sewn. | fabric. |
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| 4.Stitch length is too long for the fabric. | 4.Shorten stitch length |
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| Page 28 | ||||
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| 1.The correct presser foot is not used. | 1.Select the correct foot. |
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| Page 77 | ||||
Patterns are |
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2.The needle thread tension is too tight. | 2.Loosen the thread tension. |
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| Page 19 | |||||
distorted |
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3.The stitch length is not suitable for the | 3.Make a stitch adjustment and add | Page 28 | |||||||
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| fabric being sewn. | stabilizer to the fabric. |
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The machine | 1.Thread is caught in the hook. | Remove the upper thread and bobbin | Page 73 | ||||||
| case. Turn the handwheel backwards and |
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2.The feed dogs are packed with lint. |
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jams | forwards by hand and remove the thread |
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| remnants. |
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| 1.Lint or oil have collected on the hook or | 1.Clean the hook and feed dog as | Page 73 | ||||||
| needle bar. | described. |
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| 2.The needle is damaged. | 2.Replace the needle. |
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| Page 23 | |||
The machine |
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3.Slight humming sound coming from | 3.Normal. |
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is noisy | internal motor. |
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| 4.Thread is caught in the hook. | Remove the upper thread and bobbin | Page 73 | ||||||
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| case. Turn the handwheel backwards and |
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| 5.The feed dogs are packed with lint. |
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| forwards by hand and remove the thread |
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| remnants. |
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| 1.Poor quality thread. | 1.Select a better quality thread. |
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| Page 22 | ||||
Uneven |
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2.The bobbin case is threaded wrong. | 2.Remove the bobbin case, the thread | Page 12 | |||||||
stitches, |
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uneven feed |
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3.Fabric has been pulled. | 3.Do not pull on the fabric while sewing, |
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| let it be taken up by the machine. |
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| 1.The machine is not turned on. | 1.Turn on the machine. |
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| Page | 9 | |||
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| 2.The Start/stop button was not pressed. | 2.Press the Start/stop button. |
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| Page 24 | ||||
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| 3.The presser foot lever is raised. | 3.Lower the presser foot lever. |
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| Page 17 | ||||
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The sewing | 4.The Start/stop button was pressed, even | 4.Do | not use Start/stop button when | the | Page 24 | ||||
though the foot controller is connected. | foot | controller is | connected. | To | use |
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machine |
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| Start/stop button, | disconnect | the | foot |
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doesn't |
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| controller. |
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operate |
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5.A thread is caught in the hook race. | 5.Remove the upper thread and bobbin | Page 73 | |||||||
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| case. Turn the handwheel backwards |
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| and forwards by hand and remove the |
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| thread remnants. |
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| 6.The machine is not plugged in. | 6.Connect the power line plug to the | Page | 9 | |||||
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| electric outlet. |
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