Pfaff 1245 Instruction Manual page 22

Controls
7 - 4
(on machines with backtacking mechanism -911/97)
Fig. 7 - 07
Fig. 7 - 08
You can set the length of the reverse stitch
as large as is required, independent of the
forward stitch.
The forward stitch is set with knurled
screw and the reverse stitch with
knurled screw .
The options for setting the
automatic start and end bartacks
are to be found in the instruction
manual of the motor.
Turn the machine off!
Open cover on the back of the
machine, loosen screw
required.
and move as