Maintenance - DAITEM 230-21X Installation Manual

8.4.2 Put the probe back in its final
position:
• flooding: wipe the probe and put it back
on its metal plate,
• freezer breakdown: put the probe back
in the freezer. The incident is cleared as
soon as the temperature drops back
down to -14°C,
• freezing: take the probe out of the
refrigerator. The incident is cleared as
soon as its temperature rises to +7°C,
• mains power failure: reconnect the
multi-socket to the wall socket.
8.5 Closing the transmitter cover
Position the cover on the base and fix it
using the 4 plastic screws supplied.
4 screws
156

9. Maintenance

9.1 Changing the battery
To change the battery:
1. put the control panel in installation
mode, ask the user to press:
master code
then:
engineer installer code
2. Open the casing of the external universal
transmitter (see the § on Opening the
transmitter).
3. Press the release tab on the lithium
battery pack.
4. Replace the old lithium battery pack with
a new one.
5. Put the control panel back in user mode,
press:
engineer installer code
IMPORTANT: the external universal
transmitter parameters are saved when the
battery is changed.