Troubleshooting - Sears Singer 384.18028300 Manual De Instrucciones

Troublesh ooting
J
Condition
The needle th read
breaks.
The bobbin th read
breaks.
The needle breaks.
Skip p ed stitch es
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 ir_corractly ir_serted.
5. The needle thread arid the bobbin thread are r_otset properly
under the presser foot at the start of sewing,
6. The threads were r_otdrawn to the rear after the previous use.
7. The thread is 1:ooheavy or too fine for the needle,
I.The bobbin thread is r_otthreaded properly ir_the bobbin holder.
2. Lint has collected in the bobbir_ holder.
3. The bobbin is damaged and doesr_'t turn smoothly.
1. The needle is ir_corractly ir_serted.
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 were r_otdrawn to the rear after the previous use.
6. The needle is too fir_e for the fabric being sewru
1. The needle is ir_corractly ir_serted.
2. The needle is bent or blunt,
3. The needle and/or threads are not suitable for the work beir_g
SeWl_.
4. The needle thread is r_otthreaded properly
5. The wrong r_eedle is used,
Page 20
Pages 22, 24
Page 10
Page 10
Pages 20, 30
Page 30
Page 81
Page 16
Page 74
Cha_gethe bobbin
Page 10
Page 10
Page 10
Pages 20, 22, 24
Page 30
Page 81
Page 10
Page 10
Page 81
Page 20
Page 10
Seam puckering I.The needle thread tension is too tight. Pages 22, 24
2. The needle thread is r_otthreaded properly Page 20
3. The needle is too heavy for the fabric being sewn. Page 81
4. The stitch ler_gth is too long for the fabric, Page 28
The cloth is not 1. The stitches are too fine. Pages 22, 24
feeding smooth ly, 2. The feed dog is not raised after "drop feed" sewir_g. Page 34
3. The feed dog is packed with lint, Page 74
The machine 1. The machine is r_otplugged in. Page 6
doesn't work, 2. A thread is caught ir_the shu_le race, Page 76
3. The push-clutch is disengaged, Page 16
Patterns are 1. The stitch is r_ot balar_ced. Page 28
distorted.
Noisy operation
1. There is thread caught ir_the hook race.
2. Lint has built up ir_the shut'tieor the shuttle race.
For customer assistance call or e- mail:
1- 877- SEWING- U ( 1- 877- 739- 4648)
gain- 4: 30pm, CST, Monday- Friday
sup p ort_lcenmore- sewing .corn
78
Page 76
Page 74