Adjusting the sewing foot stroke
Service Instructions 171/173 - 00.0 - 01/2020 43
9.2 Adjusting the sewing foot stroke for hinged lever feet
Fig. 31: Adjusting the sewing foot stroke for hinged lever feet (1) 
To adjust the sewing foot stroke for presser feet:
1. Unscrew screws (1) and (2) by a few turns.
 The sewing foot sole must rest on the throat plate.
To do so, turn the handwheel accordingly.
Fig. 32: Adjusting the sewing foot stroke for hinged lever feet (2) 
(1) - Screw (2) - Screw
(3) - Pressure sleeve
(4) - Support plate
(5) - Block
(6) - Sleeve
(7) - Support lug
(8) - Lifter bracket
(9) - Screw