Operation
36 Operating Instructions 171/173 - 02.0 - 09/2019
To set the stitch length:
1. Turn the stitch length adjusting wheel (2).
• increasing the stitch length: turn the stitch length adjus-
ting wheel (2) counterclockwise
• decreasing the stitch length: turn the stitch length
adjusting wheel (2) clockwise
The adjusting mark (1) indicates the selected stitch length.
Setting the stitch length for subclass 171-131610
The subclass 171-131610 does not have adjusting wheels for the
stitch length. Here, the stitch length is adjusted on the machine
underside.
Fig. 18: Setting the stitch length (2), Subclass 171-131610
WARNING
Risk of injury from moving parts!
Crushing possible.
Switch off the machine before setting the stitch
length.
(1) - Screw (2) - Lever
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