Viessmann VITODENS 200-W WB2B Service Instructions For Contractors page 58
80 and 105 kw, wall mounted gas fired condensing boiler, natural gas version
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Also See for VITODENS 200-W WB2B:
- Installation instructions manual (92 pages) ,
- Start-up/service instructions (82 pages) ,
- Technical data manual (44 pages)
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Coding
Code 2
(cont.)
Coding in the delivered condition
F6:25
In the "DHW only" oper-
ating mode, the circula-
tion pump in the heating
circuit connection set is
permanently ON (only
for constant tempera-
ture control units)
F7:25
In the "Standby" operat-
ing mode, the circula-
tion pump in the heating
circuit connection set is
permanently ON (only
for constant tempera-
ture control units)
F8:-5
Temperature limit for
terminating the reduced
mode -5 ºC, see exam-
ple on page 99.
Observe the setting of
coding address "A3".
(only for weather-com-
pensated control units)
F9:-14
Temperature limit for
raising the reduced set
room temp. -14 ºC, see
example on page 99.
(only for weather-com-
pensated control units)
58
Possible change
F6:0
In the "DHW only" operat-
ing mode, the circulation
pump in the heating cir-
cuit connection set is per-
manently OFF
F6:1
In the "DHW only" operat-
to
ing mode, the circulation
F6:24
pump in the heating cir-
cuit connection set will be
started 1 to 24 times per
day for 10 min respec-
tively.
F7:0
In the "Standby" operat-
ing mode, the circulation
pump in the heating cir-
cuit connection set is per-
manently OFF
F7:1
In the "Standby" operat-
to
ing mode, the circulation
F7:24
pump in the heating cir-
cuit connection set will be
started 1 to 24 times per
day for 10 min respec-
tively.
F8:+10
Temperature limit adjus-
to
table from
F8:-60
+10 to -60 °C
F8:-61
Function disabled
F9:+10
Temperature limit adjus-
to
table from
F9:-60
+10 to -60 °C
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