Pfaff tiptronic 2040 - Altering Pattern Dimensions; Changing Pattern Width and Length

Changing
the
pattern
width
The
pattern width
can
be
altered
using
key pair
a
(1).
The
width
can also
be
adjusted while
sewing.
Changing
the
pattern
length
The
pattern
length
can
be
altered
using
key
pair
b
(2). The
length
can
also
be
adjusted
while
sewing.