SINGER W173 User Manual
Page 24
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23
T rouble
Probable Cause Correction
Skipping
stitches
Bent needle
Discard and replace.
Needle placed
incorrectly in clamp
See instruction page No. 10.
Too fine a needle for
thread being used
See needle and thread chart, page No. 5.
Irregular
stitches
Upper thread tension
too loose
Tighten upper tension.
Improper threading
See threading instruction, page Nos. 8 and 9.
Bobbin not wound
evenly
Rewind bobbin.
Uneven
stitches
Pulling or holding
material
Avoid pulling or holding material, just
guide it.
Not enough tension on
upper thread
Increase tension.
Poor quality thread
Try different thread.
Needle too fine for
thread being used
See needle and thread chart, page No. 5.
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