Pfaff 1540 - Manual (Page 11)

9
z Loosen the fastening screws 4, 5, 6 and 7 of the rear housing shell (fig. 3 and 4).
z Loosen the snap connections by pressing with your thumb on the spots marked with arrows on
the inner surface of the arm (fig. 5).
z Remove the rear housing shell.
z Remove motor cover.