Viessmann Vitoladens 300-W Service Instructions For Contractors page 42
Wall mounted oil fired condensing boiler for the combustion of low sulphur fuel oil din 51603-el-1 with integral boiler control unit
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Also See for Vitoladens 300-W:
- Installation and service instructions manual (152 pages) ,
- Installation and service instructions for contractors (116 pages) ,
- Technical manual (72 pages)
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Codes
Code 2
(cont.)
Code
Internal
circula-
tion pump
0
Control
funct.
1
Control
funct.
2
Control
funct.
3
Control
funct.
4
Control
funct.
5
Control
funct.
6
Control
funct.
7
Control
funct.
8
OFF
9
OFF
10
OFF
11
OFF
12
OFF
13
OFF
14
OFF
15
OFF
Coding in the delivered condition
Boiler/burner
34:0
Influence of the signal
"External demand" on the
circulation pumps: All
pumps in control function
42
Heating cir-
Heating circuit
cuit pump
pump
Heating cir-
Heating circuit
cuit without
with mixer
mixer
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
34:1
to
34:23
Circulation pump
for cylinder heat-
ing
Control funct.
OFF
Control funct.
OFF
Control funct.
OFF
Control funct.
OFF
Control funct.
OFF
Control funct.
OFF
Control funct.
OFF
Control funct.
OFF
Influence of the signal
"External demand" on the
circulation pumps: See the
following table
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