Set-up 4
0020077989_04 auroTHERM exclusive Installation and maintenance instructions
33
▶
After the initial installation of the collect-
ors, render the attached retaining straps
unusable in order to rule out subsequent
danger caused by weathered retaining
straps.
19. Render all retaining straps that are attached to the col-
lector unusable.
Loosening the sun protection film
1
20. To ensure that the sun protection film can be easily re-
moved after starting up the unit, loosen the sun protec-
tion film from the edges of the collector
(1)
.
Installing additional collectors
21. Position the next collector on the lower mounting rail so
that there is a clearance of approx. 10 cm from the first
collector.
Fitting connectors
2
1
B
A
22. Screw the double nipple
(A)
(from the
VTK
installation
set (extension set)) in the thread of the second collector
(B)
with the union nut of the first collector (
(1)
and
(2)
).
23. Push the collectors together.
Tightening the clamping ring connection
Caution.
Risk of damage to the collectors as a res-
ult of improper installation.
If the hydraulic connections are not installed
properly, the stainless steel tubes inside the
collector may become damaged.
▶
When tightening the clamping ring con-
nection, hold a second spanner against it.
24. Screw the two union nuts securely onto the double
nipple.
Completing the installation of the collector
25. Slide the top mounting rail until it is flush with the col-
lector.
26. Screw the upper mounting rail on the corresponding
retainer tightly together with the mounting rail for the
adjacent collector.
–
Working materials: 5 mm Allen key
27. Render the retaining straps unusable. (
→
Page 32)
28. Loosen the sun protection film from the edges of the
collector. (
→
Page 33)
Completing collector rows
Condition
: Not all collectors of a row have been installed yet.
▶
Install an additional collector. (
→
Page 33)
▶
Fit the connectors. (
→
Page 33)
▶
Tighten the clamping ring connection. (
→
Page 33)
