25
The holiday program applies to all heating circuits
and has the following effect:
■
Central heating:
–
For heating circuits in the "Heating" operating
program:
The rooms are heated to the set reduced room
temperature ("Reduced").
Heat generator operating instructions
–
For heating circuits in the "Standby mode" oper-
ating program:
No central heating: The frost protection of the heat
generator is active.
Heat generator operating instructions
■
DHW heating:
No DHW heating; frost protection for the DHW cylin-
der is active.
Heat generator operating instructions
■
The holiday program starts on the day of departure
(start date) and ends at 23:59 h on the day of return
(end date). This means that the set time program is
not active on the days of departure and return.
Note
■
The display of the Vitotrol 300-E shows "Holiday
program" and for as long as the "Holiday pro-
gram" is active.
■
"Once-only DHW heating" can be activated while
the "Holiday program" is enabled: See page 26.
■
If your contractor selected the building type "Apart-
ment building" at the control unit of the heat genera-
tor, then only heating circuit 1 can be operated with
the Vitotrol 300-E.
Activating the "Holiday program"
Press the following buttons:
1.
Operating button
C
: See Fig. 8, page 20.
2. to select the "Holiday program".
3. to select "SET".
4. Set the start date.
5. to confirm
6. Set the end date.
7. to confirm
Terminating the "Holiday program"
Press the following buttons:
1. If the standby screen is active, press any button.
Or
Approach the proximity sensor of the remote con-
trol.
2. to select "CANCEL".
Central heating
Saving energy during long periods of absence (cont.)
5839615
Operation
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