Filling The Siphon With Water; Setting The Time And Date (If Required) Only For Weather-Compensated Control Units - Viessmann VITODENS 333-F WS3A Service Instructions Manual

Further details regarding the individual steps

Filling the siphon with water

Setting the time and date (if required)
compensated control units
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.
During commissioning these terms
appear in German (delivered condi-
tion):
Time (see step 1)
Commissioning, inspection, maintenance
(cont.)
1. Remove the retaining clip and
siphon A.
2. Fill the siphon with water.
3. Fit siphon A and secure with the
retaining clip.
only for weather-
Date (see step 2)
Press the following keys:
1. a/b for the current time.
2. d to confirm; "Datum" (date)
is displayed.
3. a/b for the current date.
4. d to confirm.
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