Viessmann Vitodens 300 Service Instructions Manual page 47
Type wb3a, 49 and 66 kw gas fired wall mounted condensing boiler natural gas and lpg version
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Also See for Vitodens 300:
- Service instructions manual (132 pages) ,
- Datasheet (41 pages) ,
- Installation instructions manual (20 pages)
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Code 2
(cont.)
Coding
Internal
circulation
pump
13
OFF
14
OFF
15
OFF
16
ON
17
ON
18
ON
19
ON
20
ON
21
ON
22
ON
23
ON
Coding in
Function mode
the as
delivered
condition
Address:
value
Boiler/burner
50:0
Alternative control
(automatic adjustment
upon recognition of the
operating interface)
52:0
Without flow tempera-
ture sensor for low loss
header
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
Control
Control funct. Control funct.
funct.
Control
Control funct. OFF
funct.
Control
OFF
funct.
Control
OFF
funct.
OFF
Control funct. Control funct.
OFF
Control funct. OFF
OFF
OFF
OFF
OFF
Coding
change
Address:
value
50:1
50:3
52:1
Coding
Cylinder loading pump
Control funct.
OFF
Control funct.
OFF
Control funct.
OFF
Possible change
Constant temperature
control units
Weather-compensated
control units
With flow temperature
sensor for low loss
header (automatic adjust-
ment upon recognition)
47
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