Installation And Initial Operation - OEG DD3 Bedienungsanleitung

Auxiliary sensor error.
Check type and connection of auxiliary sensor.
If the error is not fixed, room unit should be serviced.
External sensor error.
Check type and connection of external sensor on the hea-
ting controller.
Domestic hot water sensor error.
Check the type and connection of the domestic water sen-
sor on the heating controller.
Connection error with heating controller.
Check connection between room unit and heating con-
troller. With two room units connected, check the address
setting of room units.

INSTALLATION AND INITIAL OPERATION

For installation and connection always follow the enclosed
instructions.
Parameter P2.1 is used to set the address for the room unit:
P2.1=0 - Room unit address is set automatically,
P2.1=1 - Room unit address is 1,
P2.1=2 - Room unit address is 2.
22 English
During initial operation, the room unit
address is set automatically. The first room
unit to be connected, acquires address 1.
Every additional room unit to be connected,
will acquire address 2. If two room units are
connected at the same time, the addresses
must be confirmed for every one of them.
With factory setting, room unit 1 affects the
first, and room unit 2 affects the second
heating circuit.