Bernette Airlock b64 - Setting the Stitch Length

Machine settings
52
2020-09 EN 5040064.00A.04
6.9 Setting the Stitch Length
The stitch length can be infinitely adjusted between 1.0 – 5.0 mm while sewing.
> To elongate the stitch, set the Stitch Length Knob to a higher value.
> To shorten the stitch, set the Stitch Length Knob to a lower value.