33
The needle thread is too loose.
Set the relevant needle thread tension to a
higher value.
The lower looper thread (yellow) appears on
the top side of the fabric.
Set the yellow thread tension to a higher
value and/or the red thread tension to a
lower value.
The upper looper thread (red) appears on
the underside of the fabric.
Set the red thread tension to a higher value
and/or the yellow thread tension to a lower
value.
3-thread overedge seam (progr. 01, 02)
wide
blue green red yellow
3 3 3
narrow
blue green red yellow
3 3 3
Top side Top side
Top side
Top side
Underside
Underside
Underside
Underside
Seam pattern