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Thread Breaks
Possible Cause:
Machine may not be threaded correctly; threads threaded in the incorrect sequence.
Solution:
Check that machine is threaded in correct order (page 7).
Possible Cause:
Thread is not unreeling smoothly off the thread spool.
Solution:
Check the thread spool to ensure thread is not getting caught.
Possible Cause:
Needle(s) may have a bent, dull or broken point.
Solution:
Replace needle(s) (page 5).
Possible Cause:
The needle is inserted incorrectly.
Solution:
Insert the needle correctly (page 5).
Possible Cause:
Using thread that is poor quality or has uneven filament.
Solution:
Use good quality thread with a smooth, even filament.
Possible Cause:
Thread tension is set too tight.
Solution:
Loosen thread tension (page 11).
Possible Cause:
Thread is caught in one of the thread guides.
Solution:
Check threading path to ensure all threads are feeding smoothly.
Stitches Skipping
Possible Cause:
Needle(s) may have a bent, dull or broken point.
Solution:
Replace needle(s) (page 5).
Possible Cause:
Needle may not be properly seated in the needle clamp.
Solution:
Insert needle so that it is all the way up in the needle clamp, then tighten the screw securely.
Possible Cause:
Needle may not be the correct size for the fabric being sewn.
Solution:
Use a needle size that is compatible for the fabric (page 7).
Possible Cause:
Machine may not be threaded correctly or threads were threaded in the incorrect sequence.
Solution:
Check that machine is threaded in correct order as shown in machine manual (page 7).
Possible Cause:
Using thread that is poor quality or has uneven filament.
Solution:
Use good quality thread with a smooth, even filament.
Irregular Stitches
Possible Cause:
Stitches are not balanced.
Solution:
Adjust thread tensions and possibly cutting width (page 11/page 13).
Possible Cause:
Thread is not unreeling smoothly off the thread spool.
Solution:
Check the thread spool to ensure thread is not getting caught.
Possible Cause:
Machine may not be threaded correctly or threads threaded in the incorrect sequence.
Solution:
Check that machine is threaded in correct order as shown on (page 7).
Fabric Puckers
Possible Cause:
Thread tensions are set too tightly.
Solution:
Loosen thread tensions (page 11).
Possible Cause:
Thread is not unreeling smoothly off the thread spool.
Solution:
Check the thread spool to ensure thread is not getting caught.
Machine Maintenance – 25
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