Beisler 739-23-1 Installation Manual - Manual (Page 5)

3.3 Adjustment of working height
The working table can be adjusted continuously to a height between
820 mm and 1080 mm. Upon delivery, the sewing unit is set to the
lowest working height.
To adjust the working height, proceed as follows:
–
Loosen locking screws 1, 2, 3 and 4 at the struts of the frame.
– Adjust working height to desired level by using suitable tools.
To prevent jamming, simultaneously lift table at both sides.
– Tighten locking screws 1, 2, 3 and 4 at the struts
2-5
4 3 2 1