Viessmann Vitocrossal 300 Service Instructions For Contractors page 124

Function description
Control functions
Example using the settings in the delivered condition
C
60
B
50
40
30 30
20
10
A
0
6
00
Time in h
A Start of operation with standard
room temperature
B Set boiler water or flow temperature
in accordance with the selected
heating curve
C Set boiler water or flow temperature
in accordance with coding address
"FA":
50 °C + 20 % = 60 °C
124
(cont.)
D
7 8
00 00
9
00
D Duration of operation with raised set
boiler water or flow temperature in
accordance with coding address
"Fb":
60 min