122
EN
22. Error messages
Error 1
The DuoFern Room Thermostat 9485 has an invalid DuoFern
address (radio code).
◆
Please carry out a hardware reset, see page 121.
◆
Check the DuoFern address (radio code) in menu 9.9.5 if the
problem persists, see page 112.
●
Please then contact the RADEMACHER Service
department, see page 128.
Error 2
The DuoFern Room Thermostat 9485 has overheated and switched
off for safety reasons.
◆
It is very likely that a large load has been connected.
◆
The maximum permissible connected loads can be found in
the technical specifications, see page 30.
◆
The error message can only be confirmed by pressing the
OK button when the device is no longer overheating.
21. Carrying out a hardware reset
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3.
The operating unit can be reinserted into the installation
housing as soon as the screwdriver has been removed
from the contacts.
The time and date are lost during a hardware reset.
All other settings are retained.
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