Viessmann Vitoplus 300 Service Instructions Manual page 47

Code 2
(cont.)
Coding Internal
circulation
pump
21 ON
22 ON
23 ON
Coding in the delivered condition
Boiler/burner
52:0 Without flow tempera-
ture sensor for low loss
header
54:0 Without solar control
unit
Domestic hot water
56:0 DHW temperature ad-
justable from 10 to
60 °C
58:0 Without auxiliary func-
tion for DHW heating
59:0 Cylinder heating:
Starting point -2.5 K
Stopping point +2.5 K
5b:0 DHW cylinder directly
connected to the boiler
60:20 During DHW heating,
the boiler water tem-
perature is a maximum
of 20 K higher than set
DHW temperature
Heating cir- Heating cir-
cuit pump cuit pump
Heating cir- Heating cir-
cuit without cuit with
mixer mixer
OFF Control funct. OFF
OFF OFF
OFF OFF
Possible change
52:1
54:1
54:2
56:1
58:10
to
58:60
59:1
to
59:10
5b:1
60:5
to
60:25
Coding
Cylinder primary pump
Control funct.
OFF
With flow temperature
sensor for low loss head-
er (automatic adjustment
after recognition)
With the Vitosolic 100
With the Vitosolic 200
(automatic adjustment on
recognition)
DHW temperature adjus-
table from 10 to above
60 °C (max. value subject
to boiler coding card)
Observe the max. per-
missible DHW tempera-
ture
Input of a second set
DHW value; adjustable
from 10 to 60 °C
Starting point adjustable
from 1-10 K below the set
value
DHW cylinder connected
downstream of the low
loss header
The difference between
the boiler water tempera-
ture and the set DHW
temperature is adjustable
from 5 to 25 K
47