Area; The Machine; Troubleshooting - Kenmore 385.15212 Manual De Instrucciones

Troubleshooting
f
Condition
The needle thread
breaks.
The bobbin thread
breaks.
Cause Reference
1. The needle thread is not threaded properly.
2. The needle thread tension is too tight.
3. The needle is bent or blunt.
4. The needle is incorrectly inserted.
5. The needle thread and the bobbin thread are not set properly
under the presser foot at the beginning of sewing.
Page 26
Pages 28, 30
Page 10
Page 10
Pages 24, 26
1.
2.
3.
The threads are not drawn to the rear after previous sewing. Page 34
The thread is too heavy, or too fine for the needle. Page 16
The bobbin thread is not threaded properly in the bobbin Page 24
case and shuttle.
Lint has collected in the shuttle area. Page 74
The bobbin is damaged and doesnt turn smoothly. Change the bobbin
The needle breaks. 1. The needle is incorrectly inserted.
2. The needle is bent or blunt.
3. The needle clamp screw is loose.
4. The needle thread tension is too tight.
5. The threads are not drawn to the rear after the previous sewing.
6. The needle is too fine for the fabric being sewn.
Skipped stitches 1. The needle is incorrectly inserted.
2. The needle is bent or blunt.
e and/or threads are
3. The needl not suitable for the work being
sewn.
4. A blue needle is not being used for sewing stretch, very fine
fabrics or synthetics.
5. The needle thread is not threaded properly.
6. The wrong need e s be ng used.
Seam puckering 1. The needle thread tension is too tight.
2. The needle thread is not threaded properly.
3. The needle is too heavy for the fabric being sewn.
Page10
Page 10
Page 10
Pages 28, 30
Page 34
Page 16
Page 10
Page 10
Page 16
Page 16
Page 26
Change the needle
Pages 28, 30
Page 26
Page 16
Make stitch shorter 4. The stitch length is too long for the fabric.
The cloth is not 1. The feed dog is packed with lint. Page 72
feeding smoothly. 2. The stitches are too fine. Make stitch longer
3. The feed dog is not raised after "drop feed" sewing. Page 40
The machine 1. The machine is not plugged in. Page 6
doesn't work. 2. A thread is caught in the shuttle race. Page 74
3. The push-clutch is disengaged. Pages 20, 22
Noisy operation 1. There is thread caught in the hook race. Page 74
2. Lint has built up in the shuttle or the shuttle race. Page 74
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