Sears Kenmore 385.19030 Owner's Manual page 94

Troubleshooting
f
Condition
The needle thread
breaks.
The bobbin thread
breaks.
The needle
breaks.
Cause
1. The needle thread is not threaded properly..
2. The needle thread tension is too tight.
3o 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 (drawn to the rear of) the. presser foot
when sewing is starting.
6. The fabric is not drawn to the rear when sewing is
finished.
The thread is too heavy or too fine for the needle.
7.
1.
2_
3.
The bobbin thread is not threaded properly in the
bobbin holder.
Lint has collected in the bobbin holder.
The bobbin is damaged and doesn't turn smoothly.
6_
Screen is not 1. The sharpness of the liquid crystal display is not
clear, adjusted properly.
Skipped stitches
Seam puckering
The cloth is not
feeding smoothly.
1o 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 fabric is not drawn to the rear when sewing is
finished.
The needle is too fine for the fabric being sewn.
1. The needle is incorrectly inserted.
2. The needle is bent or blunt°
3. The needle and/or threads are not suitable for the work
being sewn.
4o A blue needle is not being used for sewing stretch, very
fine fabrics and synthetics.
5. The needle thread is not threaded properly..
6. The presser foot pressure is not strong enough.
7. The wrong needle is used.
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.
4. The stitch length is too long for the fabric.
5. The presser foot pressure is not correctly adjusted..
1. The feed dog is packed with lint.
2_ The presser foot pressure is too weak.
3. The stitches are too fine.
4. The feed dog was not raised after "drop feed"was used.
Reference
Page 20
Page 40
Page 26
Page 26
Page 24
Page 32
Page 28
Paget8
Page 84
Changethe bobbin
Page26
Page 26
Page 26
Page 40
Page 32
Page 28
Page lO
Page 26
Page 26
Page 28
Page 28
Page20
Page44
Changethe needle
Page 40
Page20
Page 28
Make stitch denser
Page 44
Page 84
Page 44
Make stitch coaser
Page 44
86