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operating mechanisms) to be controlled, e.g. if the heating
control is to control several valve operating mechanisms in
a large room.
If an additional valve operating mechanism is installed it
is very important that this valve operating mechanisms is
assigned the same safety code than the already installed
valve operating mechanisms.
Proceed as follows:
• Press the “PROG” key until “Sond” is displayed.
• Use the selection wheel to select the special function “An A”.
• To confirm your selection, briefly press the “PROG” key.
• The following data are displayed:
M�O�
DI�
M�I� DO� F�R� S�A� S�O�
0�
6�
1�2�
1�8�
2�4�
• Use the selection wheel to set the number of radiators
(1 to 8) and confirm your setting by briefly pressing the
“PROG” key.
Now you have to synchronise the (first) valve operating
mechanism to the new safety code.
Repeat the following 6 steps for each installed valve oper
ating mechanism:
1. Remove the battery compartment cover of the (first) valve
operating mechanism by sliding it down.
2. Press the key of the valve operating mechanism for about