Kenmore 3851278191 Owner's Manual page 17

SECTION2. PREPARE YOURMACHINEFORSEWING
For Zigzag Stitch
In the correct zigzag stitch, the bobbin threads will not show on the top side
of fabric and the top threads will show slightly on the bottom side. See
below for the correct appearance. To match this appearance, adjust your top
tension.
Top tension
Too Tight
J
Top side of Fabric
Bottom side of Fabric
Too Tight:
Top tension
Too Loose
Top side of Fabric
Bottom side of Fabric
Too Loose:
-- The top thread
will loop through
bottom side of
fabric and will be
pulled almost
together.
Just Right
Top side of Fabric
-- Corner of each
zigzag will pull
together on the
top side of fabrics.
Bottom side of Fabric
Just Right:
Minimize the amount
of top thread visible on
the bottom side of
fabric without causing
excessive puckering or
causing the bobbin
thread to show on the
top side. Results vary
with fabric, thread and
sewing conditions.
13