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ST_PM_ Installation Manual_EN_V1.0 | 08.2020
Copyright © 2020 Mounting Systems GmbH
6.3.3
Installing the post extensions
After inserting the support posts, you can begin installing the post extensions.
1
Guideline
3 Fixing bolts
2 Post extension
4 Motor post
Always start in the centre of the array, with the two post extensions (2) north and south of
the motor stanchion (4). Attach the post extensions (2) to the centre slotted holes on the
support posts and tighten the bolts (3) by hand.
Hexagonal bolts M12x35 – ISO 4017, washer M12 – ISO 7089, hexagon nut M12 – ISO 4032.
Measure the vertical alignment with a spirit level and tighten the bolts with a torque of 90
Nm. All other post extensions should be aligned using the guideline (1) over a length of 3 to
5 posts depending on the terrain.
Figure 6 Installation of post extensions