Pfaff coverlock 4872

Set
the yellow thread
tension to a higher
va
lue.
lue.
3-thread flatlock
The
needle thread is too tight.
narrow and wide
Set the
needle
thread tension
(blue) to a
Program 13
and 14
lower
value.
The upper boper thread
(pink) appears on The
lower looper thread
(yellow) is
too
the
underside of
the
fabric,
loose.
Set
the pink
thread tension
to
a
higher
va
56