Restoring Delivered Condition (Reset) - Viessmann VITOTRONIC 200 Service Instructions Manual

Setting parameters
1. Service menu and coding level are enabled.
The required parameter group has been selec-
ted:
Select parameter with a bit field: For example
"System components for external changeover
7011".
2. OK
3.
4. Select the required Bits with OK.
5. "Adopt with OK"

Restoring delivered condition (reset)

All parameters of the "System user" and "Contractor"
setting levels (marked ) are reset.
!
1. Service menu:
Press and hold OK +
approx. 4 s.
2. "Coding level 1"
3. "Standard setting"
4. "All groups"
or
Select the required parameter group, e.g. "System
definition".
(cont.)
simultaneously for
å
System definition
Adopt with OK
Bit 1
Bit 2
Bit 3
Change with
Fig. 49
Note
All parameters for the "Contractor" and "System user"
setting levels are described below.
Parameters assigned to the "System user" setting level
can be set by the system user via a menu.
For differentiation, parameters assigned to the "Con-
tractor" setting level are marked with
Control unit settings
Code 1
(
.
!
195