Viessmann Vitovalor PT2, Руководство по эксплуатации

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Depending on the differing outside temperatures
(shown on the horizontal axis), the assigned set flow
temperatures for the heating circuit are displayed.
"Holiday program" energy saving function
Setting the "Holiday program" with reduced room temperature
The holiday program starts at 00:00 h on the departure
date. The holiday program ends at 23:59 h on the
return date. This means that the set time program is
disabled on the days of departure and return.
While the holiday program is active,
"Holiday pro-
gram" and is shown in the default display.
Tap the following on-screen buttons:
1.
2. "Holiday program"
3. "Heating circuit 1" for heating circuit selection
4.
5. for "Departure date" and "Return date"
Fig. 11
6. to confirm
"Holiday program" appears in the default display.
The holiday program has the following effects:
■
Central heating :
–
For heating circuits in the "Heating" operating pro-
gram:
Rooms are heated to the set reduced room tem-
perature.
–
For heating circuits in the "Standby mode" oper-
ating program:
No central heating. Frost protection for the boiler
and the DHW cylinder is active.
■
DHW heating :
No DHW heating if the "Holiday program" is set for
all heating circuits. Frost protection for the DHW cyl-
inder is active.
■
Power generation:
Power generation remains active during the holiday
program.
If you would like to deactivate power generation dur-
ing your absence or switch OFF the fuel cell, see
page 23. After the holiday program ends, power gen-
eration has to be reactivated manually. See page 23.
Setting the comfort function "Holidays at home"
"Holidays at home" has an effect on the periods
between set time phases.
The set room temperature of these periods is raised to
the set value of the corresponding subsequent time
phase (standard room temperature or comfort room
temperature). DHW heating is enabled.
While the program is enabled,
"Holidays at home"
and is shown in the default display.
Tap the following on-screen buttons:
1.
2. "Holidays at home"
3. Tap "Heating circuit 1 " in the header to select
the required heating circuit (if possible).
4.
5. for "Start" and "End"
6. to confirm
Central heating
Heating curve
(cont.)
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