!
Please note
Overheated collector areas
and overheated heat transfer
medium can cause burns/
scalding and equipment
damage.
When working on the collector
and the solar circuit, protect
the collector area against solar
irradiation.
1.
Thoroughly flush the on-site pipe-
work.
2.
Open non-return valve
A
.
3.
Fill the solar circuit via fill valve
B
with "Tyfocor G-LS". Check the
system pressure at pressure gauge
C
.
Minimum system pressure: 1.7 bar.
Permiss. operating pressure:
3.5 bar.
!
Please note
To prevent equipment
damage,
use exclusively "Tyfocor G-
LS". Never fill with water!
4.
Close ball valve of fill valve
B
.
5.
Open the air vent valve at the solar
collector.
6.
Start the solar circuit pump.
&
At the Vitosolic 100 select "MM"
with
a
/
b
and confirm with
d
.
&
Select "1" with
a
/
b
and con-
firm with
a
.
The solar circuit pump starts.
7.
Let the pump run until the solar cir-
cuit is fully vented. Check the sys-
tem pressure at pressure gauge
C
. Below 1.7 bar top up with
"Tyfocor G-LS".
8.
Close the air vent valve at the solar
collector.
9.
Switch OFF the solar circuit pump.
At the Vitosolic 100 select "4" with
a
/
b
and confirm with
d
.
Further details regarding the individual steps
(cont.)
28
Commissioning, inspection, maintenance
5592
883
GB
Summary of Contents for VITODENS 343-F WS4A
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