Troubleshooting - Sears Kenmore 385.17324 Manual De Instrucciones

Troubleshooting
f
Condition Cause Reference
The needle thread
breaks.
The bobbin thread
breaks,
The needle breaks.
Skipped stitches
Seam puckering
The cloth is not
feeding smoothly.
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 pressure foot when sewing is starting,
6. The fabric is not drawn to the rear when sewing is finished
7. The thread is too heavy or too fine for the needle.
1 The bobbin thread is not threaded properly in the bobbin
case and shuttle.
2o Lint has collected in the shuttle area.
3o The bobbin is damaged and doesn't tum smoothly,
1. The needle is incorrectly inserted.
2, The needle is bent or blunL
3_ The needle clamp screw is toose,
4. The needle thread tension is too tight,
5, The fabric is not drawn to the rear when sewing is finished,
6. 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°
4° 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 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 fabdc,,
1, The stitches are too fine,
2_ The feed dog is not raised after "drop feed" sewing,
3 The feed dog is packed with lint.
Page 26
Pages 28
PagelO
Page lO
Page 26
Page 38
Page 16
Page 22 Page 92
Changethe bobbin
PagelO
Page lO Page lO
Pages 28
Page 38
Page 16
Page lO
PagelO
Page16
Page 16
Page 26
Changethe needle
Pages 28
Page 26
Page 16
Make stffch denser
Make stitch coarser
Page 46
Page 92
The machine 1, The machine is not plugged ino Page 6
doesn't work. 2 A thread is caught in the shuttle race, Page 92
3oPush-clutch is disengaged° Pages 22
Patterns are to The stitch is not balanced. Page 36
distorted.
Noisy operation 1. There is thread caught in the hook race, Page 92
2. Lint has built up in the sht_le or the shuttle race Page 92
94