Viessmann VITOTRONIC 300 Operating Instructions Manual page 11

Single boiler programming unit
B
Menu Heating circuit 1
C
D
14°
E
Boiler temperature 50°
F
G
Fig. 3
Header
A
Select heating circuit 1, 2 or 3
B
Operating program
C
Comfort mode
D
Economy mode
E
Symbols and buttons
These symbols are not always displayed, but appear
subject to the system version and the operating condi-
tion.
Symbols:
Frost protection enabled
Central heating at standard room temperature (feel-
good temperature)
Central heating at reduced room temperature
In conjunction with a solar thermal system:
Solar circuit pump is running
Burner in operation
Buttons in the header:
"Menu" Calls up the main menu.
1, 2, 3 Selects the heating circuit.
Note
This selection is only available if at least 2
heating circuits can be operated.
Main menu
In the main menu, you can make all settings for the
functions available in the control unit and carry out
scans.
You can find the menu overview on page 48.
Call up the main menu as follows:
■ If the screen saver is active (see page 10):
Tap the display anywhere and then tap
■ From anywhere in the menu:
Tap and then tap "Menu".
(cont.)
06/06/2014
9:00
20°
H K
.
Operation — Single boiler system control
A
Footer
F
Current outside temperature
G
Information line
H
Set room temperature for the heating circuit selec-
K
ted in the header
+ Increases the value for standard room tem-
perature.
Reduces the value for standard room temper-
–
ature.
Sets the operating program (for operating
programs, see page 19).
Enables/disables comfort mode.
Enables/disables economy mode.
Footer buttons:
Returns you to the standard menu.
Moves to the previous step in the menu or can-
cels a setting that has been started.
Calls up the help text.
Calls up fault or service messages.
11