Siemens SIMOTICS L-1FN3 Configuration Manual page 158

Configuration
5.4 Mounting
This offset is achieved when the cover segments at the ends of the secondary section track
have a (n+0.5) length instead of the integral length of the secondary sections, see following
figure.
Example: Segment position of the segmented secondary section cover
If you want to remove the segmented secondary section cover, you must raise the segments
on one side transversely to the traversing direction as per the following figure.
Figure 5-28
156
Demounting a segment of the segmented secondary section cover
Configuration Manual, 10/2018, 6SN1197-0AB86-0BP2
1FN3 linear motors