Operating Level Selection - Viessmann Cascade control unit Installation, Operating And Service Instructions

Control

Operating level selection

The control unit has three operating levels.
Operating level 1
Display of simple parameters, such as operating mode and software version.
Operating level 2
Display of the most important operating details (e.g. actual and set flow
temperature, switching periods and settings, such as set room temperature,
set flow temperature) and modification of set values.
Operating level 3
System and device configuration.
Access to the operating levels
Control unit 001 A
General
Operating level
Operating level 1
[ ]
Operating level
Control unit 001 A
General
Please note:
The control unit automatically reverts to operating level 1, if no key is pressed
within an hour.
10
Press , "General control unit" will be
displayed.
When "Multi-boiler control unit" is displayed,
select "General control unit" with
with .
Select "Operating level" with
with ; operating level 1, 2 or 3 will then be
displayed.
Press , figure "1"or "2" will then flash.
Enter the following access code for the required
operating level:
for operating level 2
for operating level 3
Press , "Operating level" is then displayed.
This confirms the selection of the required
operating level.
Press to return to "General control unit".
and confirm
and confirm