Setting The Time And Date (If Required) - Viessmann Vitoladens 300-C Service Instructions Manual

Commissioning, inspection, maintenance
Further details regarding the individual steps
Pull the supply hose A (siphon or neu-
tralising system) from the boiler conden-
sate drain B and fill with a little water.

Setting the time and date (if required)

Note
■ During commissioning, or after a pro-
longed time out of use, it may be nec-
essary to reset the time and date, if the
time flashes in the display.
■ When the unit is first taken into opera-
tion the display is in German (default
language setting):
Time (see step 1)
Uhrzeit
Date (see step 2)
Datum
Sa
Press the following keys:
1. a/b for the current time.
10
(cont.)
2. d
to confirm; "Datum" is dis-
played.
3. a/b for the current date.
4. d to confirm.