Flat roof fitting and installation 5
0020077994_02 auroTHERM exclusive Installation manual
49
▶
Align the load plates approximately in their final posi-
tion on the flat roof.
▶
Insert the first hammer-head bolt centrally in the
groove between the first two load plates.
▶
To secure the hammer-head bolt, turn it by 90° in a
clockwise direction.
▶
Secure the second hammer-head bolt in the same way
between the other two load plates.
2
3
1
Screwing the rack onto load plates and aligning
▶
If you install the
VTK 570/2
collectors, turn the load
plates by 90° so that the load plates do not overlap.
▶
Take hold of the first rack that is already secured in the
installation angle.
▶
Position the front rack feet above the hammer-head
bolt
(1)
.
▶
When positioning the rack feet, ensure that the anti-
rotation lock
(2)
engages.
▶
Secure the rack feet with the self-locking nut
(3)
.
▶
Secure the rear rack feet in the same way on the other
two load plates.
◁
The first rack is installed so that it is stable.
▶
Install the second rack on the load plates as described
above.
▶
Mount as many racks and load plates as you need to
hold the collectors.
Note
For one collector, you will need two racks.
For each additional adjacent collector, you
will need an additional rack.
▶
Align all racks with the load plates in their final position
on the flat roof.
▶
The rack clearances can be found in the chapter "Defin-
ing rack clearances".