Viessmann VITOLIGNO 300-P Service Instructions Manual page 57

Code 1
(cont.)
Coding in the delivered condition
Buffer cylinder
45:0 Without heating water
buffer cylinder
Set HC shutdown
A5:5 With heating circuit pump
logic function
Parameter
address A5:...
1
2
3
4
5
6
7
to
15
With heating circuit pump logic function: Heating circuit
pump "OFF"
AT > RT + 5 K
set
AT > RT + 4 K
set
AT > RT + 3 K
set
AT > RT + 2 K
set
AT > RT + 1 K
set
AT > RT
set
−1 K
AT > RT
set
to
−9 K
AT > RT
set
Possible change
45:1 With heating water buffer
cylinder
45:2 With heating water buffer
cylinder with integral DHW
heating (combi cylinder)
(Observe coding address
"61")
A5:0 Without heating circuit
pump logic function
A5:1 With heating circuit pump
to logic function:
A5:15 Heating circuit pump
"OFF" (see the following
table)
Codes
57