Commissioning; Your System Is Preset At The Factory - Viessmann VITOCAL 222-G Operating Instructions Manual

Commissioning

The commissioning and matching up of
the heat pump control unit to local con-
ditions and to the structural characteris-
tics of the building, plus the instruction of
the user in operating the system, must
be carried out by your heating contrac-
tor.

Your system is preset at the factory

At the factory, the heat pump control unit
is set to"Heating and DHW".
Your heating system is therefore ready
for use:
Central heating/cooling
■ Your rooms are heated to 20 °C "Set
room temperature" around the clock
(standard heating mode).
■ If a heating water buffer cylinder is
installed, it will be heated.
■ Cooling will be switched OFF.
■ Your heating contractor can make fur-
ther settings for you during commis-
sioning.
You can change any settings individu-
ally at any time to suit your require-
ments (see chapter "Central heating/
cooling").
DHW heating
■ DHW is heated around the clock every
day. DHW is heated to 50 °C.
■ Any installed DHW circulation pump is
OFF.
■ Your heating contractor can make fur-
ther settings for you during commis-
sioning.
You can change any settings individu-
ally at any time to suit your require-
ments (see chapter "DHW heating").
Introductory information
Frost protection
■ Frost protection for your heat pump,
the DHW cylinder and any heating
water buffer cylinder that may be
installed is enabled.
Winter/summertime changeover
■ This changeover is automatic.
Time and date
■ The day and time were set by your
heating contractor during commission-
ing.
Power failure
■ All data is saved if there is a power
failure.
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