10 | Configuration
Installer reference guide
164
EGSAH/X06+10UDA9W
Daikin Altherma 3 GEO
4P598592-1A – 2019.12
Leaving water temperature: Delta T
For more information, see "10.5.3Main zone"[4150].
# Code Description
[3.B.1] [1-0C] Delta T heating: A minimum temperature
difference is required for the good operation of
heat emitters in heating mode.
▪ 3°C~10°C
[3.B.2] [1-0E] Delta T cooling: A minimum temperature
difference is required for the good operation of
heat emitters in cooling mode.
▪ 3°C~10°C
10.5.5 Space heating/cooling
About space operation modes
Your unit can be a heating or a heating/cooling model:
▪ If your unit is a heating model, it can heat up a space.
▪ If your unit is a heating/cooling model, it can both heat up and cool down a
space. You have to tell the system which operation mode to use.
To determine if a heating/cooling heat pump model is installed
1 Go to [4]: Space heating/cooling.
2 Check if [4.1] Operation mode is listed and editable. If so, a
heating/cooling heat pump model is installed.
To tell the system which space operation to use, you can:
You can… Location
Check which space operation mode is currently used. Home screen
Set the space operation mode permanently. Main menu
Restrict automatic changeover according to a monthly
schedule.
To check which space operation mode is currently used
The space operation mode is displayed on the home screen:
▪ When the unit is in heating mode, the icon is shown.
▪ When the unit is in cooling mode, the icon is shown.
The status indicator shows if the unit is currently in operation:
▪ When the unit is not in operation, the status indicator will show a blue pulsation
with an interval of approximately 5 seconds.
▪ While the unit is in operation, the status indicator will light up blue constantly.
To set the space operation mode
1 Go to [4.1]: Space heating/cooling > Operation mode
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