Troubleshooting - Singer XL-420 Manuel D'instructions

TROUBLESHOOTING

SKIPPED STITCHES AND THREAD
BREAKAGES OCCUR
Replace needle.
Needle is bent.
Replace needle.
Needle is not installed
correctly.
Install the needle correctly.
Refer to page 20 - 21.
Upper thread tension is
too tight.
Adjust the thread tension.
Refer to page 22 - 23.
of the thread, hold a
length of thread of about
6 inches at both ends
If using a highly-elastic
thread, reduce the upper
thread tension.
78
Thread path is
incorrect.
Refer to page 16 - 19.
Thread is tangled
around spool holder.
Refer to page 10 - 11.
Thread or fabric bits
have collected under
the needle plate.
Remove the thread
or fabric bits. Refer to
page 102 - 103.
A thin needle is being
used for heavy fabric.
needle. Generally, at
least a #14 needle
should be used.