Setting The Time And Date (If Required); Changing The Language At The Control Unit - Viessmann VITOLADENS 300-C Service Instructions Manual

Further details regarding the individual steps

Setting the time and date (if required)

Note
During commissioning, or after a
prolonged time out of use, it may be
necessary to reset the time and
date, if the time flashes in the dis-
play.
When the unit is first taken into
operation the display is in German
(default language setting):
Time (see step 1)

Changing the language at the control unit

Note
When the unit is first taken into opera-
tion the display is in German (default
language setting):
Select heating circuit (see step 1.)
Commissioning, inspection, maintenance
(cont.)
Date (see step 2)
Press the following keys:
1. a/b for the current time.
2. d to confirm; "Date" is dis-
played.
3. a/b for the current date.
4. d to confirm.
Outside temperature (see step 3.)
Press the following keys:
1. c "Heizkreis wählen" (select
heating circuit) is displayed.
2. d to confirm; wait approx. 4 s.
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