Curling Problem - ELNA eXtend easycover Manuel D'instructions

Curling Problem

To avoid the curling problem of the fabric being sewn, switch the
looper thread tension switching lever to " ", and adjust the
stitch length to "3.0" or higher.
If the skipped stitch occurs, adjust the stitch length to a higher
length, or switch the thread tension switching lever to " ",
and adjust the thread tension.
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