Viessmann VITODENS 200-W Service Instructions Manual page 51

Heating circuit 1, heating circuit 2, heating...
Coding in the delivered condition
Pump control in "Only DHW"
F6:25 In the "Only DHW" oper-
ating mode, the circula-
tion pump in the heating
circuit connection set is
permanently on (only for
constant temperature
control units)
Pump control in "Standby mode"
F7:25 In the "Standby" operat-
ing mode, the circulation
pump in the heating cir-
cuit connection set is per-
manently on (only for
constant temperature
control units)
Start temperature raising
F8:-5 Temperature limit for ter-
minating reduced mode
-5 ºC, see example on
page 125.
Observe the setting of
coding address "A3".
(only for weather-com-
pensated control units)
End temperature raising
F9:-14 Temperature limit for rais-
ing the reduced set room
temperature -14 ºC, see
example on page 125.
(only for weather-com-
pensated control units)
(cont.)
Possible change
F6:0 In the "Only DHW" operat-
ing mode, the circulation
pump in the heating circuit
connection set is perma-
nently off
F6:1 In the "Only DHW" operat-
to ing mode, the circulation
F6:24 pump in the heating circuit
connection set will be star-
ted 1 to 24 times per day for
10 min each time.
F7:0 In the "Standby" operating
mode, the circulation pump
in the heating circuit con-
nection set is permanently
off
F7:1 In the "Standby" operating
to mode, the circulation pump
F7:24 in the heating circuit con-
nection set will be started 1
to 24 times per day for
10 min each time.
F8:+10 Temperature limit adjusta-
to ble from
F8:-60 +10 to -60 °C
F8:-61 Function disabled
F9:+10 Temperature limit for rais-
to ing the set room tempera-
F9:-60 ture to the value selected
for standard mode adjusta-
ble from
+10 to -60 °C
Code 1
51