Setting The Time And Date (If Required) - Only For Weather-Compensated Control Units; Venting The Heating System - Viessmann VITODENS 200-W Service Instructions Manual

Further details regarding the individual steps
3. "Language"
Sprache
Deutsch
Cesky
Dansk
English
Wählen mit
Setting the time and date (if required) – only for weather-com-
pensated control units
During commissioning, or after pro-
longed time out of use, the time and date
need to be reset.
Extended menu:
1. å

Venting the heating system

1. Close the gas shut-off valve and
switch the control unit ON.
2. Activate venting program (see next
steps).
Note
For function and sequence of the
venting program, see page 122.
Commissioning, inspection, maintenance
4. Set the required language with / .
DE
ç
CZ
DK
GB
2. "Settings"
3. "Time / Date"
4. Set current time and date.
3. Check the system pressure.
(cont.)
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