ELNA eXplore 150, Instruction Book

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58
Troubleshooting
Condition Cause Reference
The needle
thread breaks
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
under the presser foot when start sewing.
6. The threads were not drawn to the rear after sewing.
7. The thread is too heavy or too fine for the needle.
Page 22
Page 26
Page 12
Page 12
Page 28
Page 28
Page 14
The bobbin
thread breaks
1. The bobbin thread is not threaded properly in the bobbin
holder.
2. Lint has collected in the bobbin holder.
3. The bobbin is damaged and does not turn smoothly.
Page 20
Page 54
Change the bobbin.
The needle
breaks
1. The needle is incorrectly inserted.
2. The needle clamp screw is loose.
3. The needle is too fine for the fabric being sewn.
4. An inappropriate presser foot is used.
Page 12
Page 12
Page 14
Use the correct foot.
Skipped stitches 1. The needle is incorrectly inserted, bent or blunt.
2. The needle and/or threads are not suitable for the work
being sewn.
3. A blue tip needle is not being used for sewing stretch,
very fine fabrics and synthetics.
4. The needle thread is not threaded properly.
5. A poor quality needle is used.
Page 12
Page 14
Page 14
Page 22
Change the needle.
Seam puckering 1. The needle thread tension is too tight.
2. The needle thread or bobbin 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.
* Use a stabilizer for very fine fabrics.
Page 26
Page 20, 22
Page 14
Select a shorter
stitch.
The fabric is
not feeding
smoothly
1. The feed dog is packed with lint.
2. The stitches are too fine.
3. The feed dog is lowered.
Page 54
Select a longer stitch.
Page 8
Stitch form loops
below the work
1. The needle thread tension is too loose.
2. The needle is too thick or too fine for the fabric.
Page 26
Page 14
The machine
does not work
1. The machine is not plugged in or foot control is not
connected.
2. Thread has been caught in the hook race.
3. The clutch is disengaged.
Page 6
Page 54
Page 18
Buttonhole
sewing is not
sewn properly
1. The stitch density is not suitable for the fabric being
sewn.
2. The interfacing has not been used for the stretch or
synthetic fabric.
Page 38
Apply a interfacing.
The machine is
noisy
1. Thread has been caught in the hook race.
2. Lint has built up in the hook race or bobbin holder.
Page 54
Page 54