Programming Unit; Help" Menu; Symbols - Viessmann VITOCROSSAL 300 CU3A 35 Operating Instructions Manual

Vitocrossal 300 CU3A 26 to 199 Operating

Programming Unit

Legend
Takes you to the previous step in the menu or
cancels a setting that has been started
Cursor keys To scroll through the menu or to set
values
OK
Confirms your selection or saves the setting
Calls up help or additional information on the
?
selected menu.
Calls up the extended menu
You can change any settings on your heating system
centrally at the programming unit of the boiler control
unit.
If remote control units are installed in your rooms, you
can also adjust the settings at the remote control units.
Refer to the remote control
operating instructions
Two control levels are available:
The standard menu: Refer to page 14.
The extended menu: Refer to page 14.
Note: The screen saver is activated if you have not made
any adjustments on the programming unit for a few
minutes (refer to page 15).

"Help" menu

Displays explanations about operation in the form of a
short guide.
Call up the short guide as follows:
If the screen saver is active (refer to page 15):
Press .
?
From anywhere in the menu:
Keep pressing the key until the standard menu
is displayed (refer to page 14).
Press .
?

Symbols

These symbols are not always displayed, but appear
subject to the system version and the operating state.
Indicators:
e Frost protection enabled
s Central heating to standard room temperature
m Central heating with reduced room temperature
Party mode enabled
Economy mode enabled
In conjunction with a solar thermal system:
Solar circuit pump is running
Heating circuits:
Heating circuit ...
Operating programs:
For an explanation of the symbols (refer to page 17).
Messages:

Fault
Service
Operation
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