Setting The Time And Date - Only For Weather-Compensated Control Units; Note On Automatic Testing Of The Flue Gas Temperature Sensor - Viessmann Vitodens 222-F Installation And Service Instructions For Contractors

Commissioning, inspection, maintenance
Selecting the language - only for...
3. "Sprache"
4. Select the required language with
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Setting the time and date - only for weather-compensated control units

The time and date need to be reset during commis-
sioning or after a prolonged time out of use (approx. 18
days).
Extended menu:
1.
å
2. "Settings"

Note on automatic testing of the flue gas temperature sensor

Weather-compensated control unit
As soon as the time and date have been set, the con-
trol unit automatically checks the function of the flue
gas temperature sensor.
The display shows: "Flue gas temp sensor test" and
"Active".
Note
If the flue gas temperature sensor is incorrectly posi-
tioned, commissioning is aborted and fault message A3
is shown (see page 95).
28
(cont.)
Sprache
Deutsch
Bulgarski
Cesky
Dansk
Wählen mit
Fig. 19
3. "Time / Date"
4. Set current time and date.
Constant temperature control unit
Immediately after being switched on, the control unit au-
tomatically checks the function of the flue gas tempera-
ture sensor.
The display shows: "A".
Note
If the flue gas temperature sensor is incorrectly posi-
tioned, commissioning is aborted and fault message A3
is shown (see page 95).
DE
ê
ç
BG
ê
CZ
ê
DK
ê
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