4 On-roof fitting and installation
24
Installation manual auroTHERM exclusive 0020077994_03
use in solar circuits and at correspond-
ingly high temperatures.
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.
1.
Connect the collector flow and return to the system with
the connection tubes.
Conditions
: System with collector sensor
▶
Insert the collector sensor into the opening provided on
the collector flow side ("hot side").
Note
In general, the collector sensor can be at-
tached to the right or left side of the collector
field because the collectors on both sides
have a corresponding opening.
Conditions
: Collector rows: 2 … 3
▶
Connect the collectors in accordance with the connec-
tion regulations (
→
Page 10).
▶
Connect the collector flow and return to the system with
the connection tubes.
▶
To do this, connect the clamping ring connection (from
the installation set
VTK
basic set, article number
0020076776) to the collector.
▶
Connect the clamping ring connection with the connec-
tion pipework.
▶
Check the connections for tightness.
Insulating hydraulic connections
Conditions
: Start-up carried out
1
3
2
▶
Insulate the hydraulic connections using the insulation
(1)
(from installation set
VTK
extension set, article num-
ber 0020076779).
▶
Cover the insulation with the cover plate
(3)
(from
installation set
VTK
extension set, article number
0020076779).
▶
Insulate the hydraulic system connections using the in-
sulation
(2)
(from installation set
VTK
extension set, art-
icle number 0020076779).