What To Do If; Special Displays - Viessmann Vitotronic 200 KW2 Operating Instructions Manual

Special displays

Maintenance
Mo
Please arrange for your local heating
contractor to service your heating
system.
Remote control
Settings cannot be carried out on the
control unit, only on the remote
control.
Example
Standard room temperature at the
rotary selector "ts" can only be
adjusted on the remote control.
No function
The display flashes if you have
pressed a key which has no function.
Example
B if no DHW cylinder is connected.
59
º C
External hooking up
The heating program set at the
control unit was changed over by an
external device (e.g. control
module V).
Ext. program
The heating program set at the
control unit was changed over by the
communication interface Vitocom 100.

What to do if ...

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