SINGER XL-420 FUTURA User Manual
Page 80
78
TROUBLESHOOTING
SKIPPED STITCHES AND THREAD
BREAKAGES OCCUR
1HHGOHWLSLVEURNHQ
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.
7RFKHFNWKHHODVWLFLW\
of the thread, hold a
length of thread of about
6 inches at both ends
DQGSXOOLWFKHFNWKH
OHQJWKDWZKLFKLWEUHDNV
If using a highly-elastic
thread, reduce the upper
thread tension.
Thread path is
incorrect.
Refer to page 16 - 19.
Thread is tangled
around spool holder.
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.
5HSODFHZLWKDWKLFNHU
needle. Generally, at
least a #14 needle
should be used.
Refer to page 10 - 11.