Viessmann VITODENS 333-F WS3A Service Instructions Manual page 60

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Coding
Code 2
(cont.)
Coding in the delivered condition
F8:-5
Temperature limit for
terminating the reduced
mode -5 ºC, see exam-
ple on page 103.
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 103.
(only for weather-com-
pensated control units)
FA:20
Raising the set boiler
water temperature or
the set flow temperature
when changing from op-
eration with reduced
room temperature to op-
eration with standard
room temperature, by
20 %. See example on
page 104 (only for
weather-compensated
control units).
Fb:30
Duration for raising the
set boiler water tem-
perature or the set flow
temperature (see cod-
ing address "FA")
60 min. See example on
page 104 (only for
weather-compensated
control units).
60
Possible change
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
FA:0
Temperature rise adjusta-
to
ble from 0 to 50 %
FA:50
Fb:0
Duration adjustable from
to
0 to 300 min;
Fb:150
1 step
2 min

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