Changing The Language At The Control Unit; Setting The Time And Date (If Required); Filling The Heating System - Viessmann Vitoladens 300-C Installation And Service Instructions Manual

Commissioning, inspection, maintenance

Changing the language at the control unit

Note
At the commissioning stage, the display is in German
(factory setting)
Extended menu
1.
å
2. "Settings"
3. "Language"
Sprache
Deutsch
Bulgarski
Cesky
Dansk
Wählen mit
Fig. 27

Setting the time and date (if required)

During commissioning and after a prolonged time out
of use, the time and date need to be reset.
Extended menu
1.
å

Filling the heating system

Fill water
According to EN 1717 with DIN 1988-100, as a heat
transfer medium for DHW heating, the heating water
must meet fluid category ≤ 3. This requirement is met if
water of potable quality is used as heating water. For
example, if additives are used, the additive manufac-
turer must specify which category the treated heating
water comes under.
32
4. Select the required language.
DE
ê
ç
BG
ê
CZ
ê
DK
ê
(
2. "Settings"
3. "Time/date"
4. Set the current time and date.
!
Please note
Unsuitable fill water increases the level of
deposits and corrosion and may lead to appli-
ance damage.
Flush the heating system thoroughly before
■
filling.
■ Only use fill water of potable water quality.
■ Special antifreeze suitable for heating systems
can be added to the fill water. The antifreeze
manufacturer must verify its suitability.
Fill and top-up water with a water hardness in
■
excess of the following values must be soft-
ened, e.g. with a small softening system for
heating water.