Starting The Heating System - Viessmann Vitoligno 300-C Installation And Service Instructions Manual

Setting the heating curves
Reduced room temperature
110
A
C
B -20°C
D
Fig. 44 Changing the reduced room temperature
from 3 to 14 °C
Flow temperature in °C
A
Outside temperature in °C
B
Set room temperature in °C
C
D Heating circuit pump OFF
Heating circuit pump ON
E
Changing the slope and level
The heating curve can be adjusted separately for each
heating circuit.
110
3.5
A
+20
Outside temperature in °C
Fig. 45
A Changing the slope.
Changing the level (vertical parallel offset of the
B
heating curve).

Starting the heating system

Switch the heating system on by pressing the "START/
STOP" button on the boiler.
(cont.)
14°C
3°C
E
1.4
B
0.2
-20
Commissioning, inspection, maintenance
Press the following buttons:
1. .
å
2. / for selecting the heating circuit.
| ~
3. to confirm.
d
4. / for "Reduced room temperature".
| ~
5. to confirm.
d
6. / for the required value.
| ~
7. to confirm.
d
Press the following buttons:
1. .
å
2. / for selecting the heating circuit.
| ~
3. to confirm.
d
4. / for "Heating curve".
| ~
5. to confirm.
d
6. / for "Slope" or "Level".
| ~
7. to confirm.
d
8. / for the required value.
| ~
9. to confirm.
d
10. repeatedly until the default display
ä
is shown.
Note
If the pellet hopper has not been filled as far as the
sensor before switching on, the vacuum module will be
activated.
63