Viessmann Vitoplus 300, Service Instructions Manual

Page: 47 / 120

Coding Internal
circulation
pump Heating cir-
cuit pump
Heating cir-
cuit without
mixer Heating cir-
cuit pump
Heating cir-
cuit with
mixer Cylinder primary pump
21 ON OFF Control funct. OFF
22 ON OFF OFF Control funct.
23 ON OFF OFF OFF
Coding in the delivered condition Possible change
Boiler/burner
52:0 Without flow tempera-
ture sensor for low loss
header 52:1 With flow temperature
sensor for low loss head-
er (automatic adjustment
after recognition)
54:0 Without solar control
unit 54:1 With the Vitosolic 100
54:2 With the Vitosolic 200
(automatic adjustment on
recognition)
Domestic hot water
56:0 DHW temperature ad-
justable from 10 to
60 °C 56:1 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
58:0 Without auxiliary func-
tion for DHW heating 58:10
to
58:60 Input of a second set
DHW value; adjustable
from 10 to 60 °C
59:0 Cylinder heating:
Starting point -2.5 K
Stopping point +2.5 K 59:1
to
59:10 Starting point adjustable
from 1-10 K below the set
value
5b:0 DHW cylinder directly
connected to the boiler 5b:1 DHW cylinder connected
downstream of the low
loss header
60:20 During DHW heating,
the boiler water tem-
perature is a maximum
of 20 K higher than set
DHW temperature 60:5
to
60:25 The difference between
the boiler water tempera-
ture and the set DHW
temperature is adjustable
from 5 to 25 K
Code 2
(cont.)
47
Coding
5692
536
GB