Bobbin thread breaks, Skipped stitches, Needle breaks – SINGER W1911 Quilter's Friend User Manual
Page 36
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TROUBLE SHOOTING: CAUSES AND REMEDIES
Needle not properly threaded
Thread tension too tight
Something wrong with the needle
Thread is too heavy for needle
Thread check spring is broken
Needle not properly inserted
Needle plate, shuttle or sewing foot damaged
Thread properly
Loosen tension
Replace needle
Change
Have a new spring fitted
Insert needle properly
Replace
BOBBIN THREAD BREAKS
Bobbin thread tangled because of incorrectly wound bobbin
Bobbin thread not under tension spring on bobbin case
Wind bobbin correctly
Thread bobbin case correctly
SKIPPED STITCHES
Needle not inserted properly into needle bar
Needle bent or blunt
Needle worn
Place needle properly
Replace
Replace
NEEDLE BREAKS
Needle bent
Needle not properly inserted
Fabric too heavy or too tightly woven
Pulling on the fabric
Replace
Insert needle properly
Use larger size needle
Do not pull
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