Viessmann VITOFLEX 300-UF Operating Instructions Manual page 12

On operation
Default display
(cont.)
Buttons and symbols in header
"Menu" Calling up the menu
The system is "Switched on". You can
switch the system off.
The system is "Switched off". You can
switch the system on.
"No faults" in the system
To the fault and service/maintenance mes-
sages.
"Fault" in the system
To the fault and service/maintenance mes-
sages.
"Load" Indicates the "Current operating phase"
"Load", "OFF" or "Cleaning"
"Observer"
As Observer, you can only view the control
unit pages and activate automatic mode from
the default display.
You can switch to the "Boiler technician" user
group.
Buttons and symbols in operating and display area
To the subsection pages for the boiler
■ Fuel
■ Secondary air/primary air
Flame
■
Flow
■
■ Flue gas fan
Display in the "Overview"
The component shown in the subsection is work-
ing.
The component shown in the subsection is not
working.
Symbol colours:
Yellow There is a warning in the subsection
Red There is a fault in the subsection
Buttons and symbols in footer
Back to the default display
One level back
"Overview": This takes you to the
―
detailed view.
"Detailed screen": This takes you
―
to the overview.
Accesses the "Fault messages".
The figure next to the symbol indi-
cates the number of pending service/
maintenance tasks.
12
A
"System data"
You can input the time/date, summer/winter time or
automatic mode.
Display of actual values in "Details"
%
°C Temperature in °C
―
C
"Acknowledge" To acknowledge the current fault
"Reset"
"Boiler technician"
As the boiler technician, you can switch the
heating system on and off and change sys-
tem parameters.
You can switch to the "Observer" user group.
The system is currently in "Automatic
mode".
Symbol colour: Green
A component is currently in "Manual mode".
Symbol colour: Orange
You can switch on manual mode. When you
do so, all components which are in manual
mode are switched back to automatic mode
simultaneously.
B
Oxygen content in %
A component is in manual mode.
Symbol colour: Orange
Boiler symbol takes you to the "Mode" page
Fuel supply (green and animated)
Green arrows indicate that fuel is currently being
supplied.
"Boiler animated"
The flame is depicted in 3 sizes to indicate the
current output.
"Flue gas temperature"
Display of the flue gas temperature in °C (no but-
ton)
Takes you to the subsection pages
for the "Auxiliary systems".
Takes you to the subsection pages
for "Heat distribution".
messages.
To reset the interval of the selected
service/maintenance task.