Viessmann Vitodens 333 Service Instructions Manual page 48

Coding
Code 2
(cont.)
Coding Internal circu-
lation pump
7 Control funct.
8 OFF
9 OFF
10 OFF
11 OFF
12 OFF
13 OFF
14 OFF
15 OFF
16 ON
17 ON
18 ON
19 ON
20 ON
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; never adjust.
Domestic hot water
56:0 Set DHW temperature
adjustable from 10 to
60 °C
48
Heating circuit Heating circuit
pump pump
Heating circuit Heating circuit
without mixer with mixer
OFF OFF
Control funct. Control funct.
Control funct. Control funct.
Control funct. OFF
Control funct. OFF
OFF Control funct.
OFF Control funct.
OFF OFF
OFF OFF
Control funct. Control funct.
Control funct. Control funct.
Control funct. OFF
Control funct. OFF
OFF Control funct.
OFF Control funct.
OFF OFF
OFF OFF
Possible change
52:1
56:1
Cylinder pri-
mary pump
OFF
Control funct.
OFF
Control funct.
OFF
Control funct.
OFF
Control funct.
OFF
Control funct.
OFF
Control funct.
OFF
Control funct.
OFF
Control funct.
OFF
With flow temperature
sensor for low loss head-
er (automatic recognition)
Set DHW temperature
adjustable from 10 to
above 60 °C
Note
Maximum value subject
to boiler coding card
Observe the max. per-
missible DHW tempera-
ture