Pfaff 2170 - Manual (Page 23)

2:5
Pr
epar
ations
Changing the presser foot
Snap off the presser foot
Switch off the main switch.
Press the front part of the presser foot upwards and at the same time
the rear part downwards until it disengages from the presser foot
holder.
Snap on the presser foot
Place the presser foot under the presser foot holder, so that when the
presser foot lift is lowered, the pins of the foot snap onto the presser
foot holder.
Check:
Please check that the presser foot is properly attached by raising the
presser foot lift.
Note: If your Presser foot lift is disengaged because of the embroidery or free-motion, step
on the foot control in a sewing stitch or disengage the free-motion icon.