Viessmann Vitodens 222-F B2TA Installation And Service Instructions Manual page 108

Code 2
"Heating circuit ..."/group 5
Coding in the delivered condition
Minimum speed of the in-
ternal variable speed
heating circuit pump in
operation with reduced
room temperature sub-
ject to the setting in cod-
ing address "E9" (only for
weather-compensated
control units)
E9:45 Only for heating systems
without a heating circuit
with mixer:
Speed of the internal var-
iable speed heating cir-
cuit pump:
45 % of the max. speed
during operation with re-
duced room temperature
(only for weather-com-
pensated control units)
F1:0 Screed drying disabled
(only for weather-com-
pensated control units)
F2:8 Time limit for party mode
or external heating pro-
gram changeover via
pushbutton: 8 h (only for
weather-compensated
control units)
In the "Heating and DHW" program, party mode ends automatically when the
*1
system changes over to operation with standard room temperature.
108
(cont.)
Possible change
E9:0
to
E9:100
F1:1
to
F1:6
F1:15
F2:0
F2:1
to
*1
Speed adjustable from 0 to
100 % of the maximum
speed during operation
with reduced room temper-
ature
Only for heating circuit with
mixer:
Screed drying adjustable in
accordance with 6 selecta-
ble temperature/time pro-
files (see page 161)
Constant flow temperature
20 °C
No time limit for party
*1
mode
Time limit adjustable from 1
*1
to 12 h