Viessmann VITODENS 300 Service Instructions Manual page 54

Coding
Code 2
(cont.)
Coding in the delivered condition
A5:5 * 1 With heating circuit
pump logic function
(economy mode): Heat-
ing circuit pump OFF, if
the outside temperature
(AT) is 1 K higher than
the set room tempera-
ture (RT
AT > RT
Parameter address
A5:...
1
2
3
4
5
6
7
to
15
*1
Only for weather-compensated control units.
54
Possible change
A5:0
A5:1
to
A5:15
)
set
+ 1 K
set
With heating circuit pump logic function: Heating
circuit pump OFF, if
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
AT > RT - 1 K
Set
AT > RT - 9 K
Set
Without heating circuit
pump logic function
With heating circuit pump
logic function: Heating
circuit pump OFF, if (see
the following table)