Vitoligno 300-C Installation/Service
5790 980 - 04
66
Commissioning, Inspection and Maintenance
Changing the Heating Circuit Designations
Press the following keys:
1.
|
/
~
to change the letters.
2.
Ù
/
Ú
to select the next character.
3.
d
to confirm.
Diagnosis
Behind every term on the display there must be a
value or text. Check the corresponding electrical
connection
if nothing is displayed.
Press
d
to continue to the next display.
The following displays appear in sequence:
“General”
“Boiler”
“Buffer”
“Charging”
“Heating circuit 1”
“Heating circuit 2”
“Heating circuit 3”
“Heating circuit 4”
“DHW”
“Solar”
Selecting the Solar Type
Only available if “On the boiler” was previously selected.
Press the following keys:
1.
|
/
~
for diverter valve “Yes/No”
2.
d
to confirm.
Selecting the minimal set system temperature
Press the following keys:
1.
|
/
~
to set the minimal system temperature.
2.
d
to confirm.
