Space Heating/Cooling - Daikin Altherma 3 H F Installer's Reference Manual

8.4.5 Space heating/cooling

EPGA11~16DAV3 + EAVH16SU18+23DA6V
Daikin Altherma 3 H F
4P606487-1 – 2019.12
Thermostat type
Only applicable in external room thermostat control.
Also see "8.4.3 Main zone" [
# Code
[3.A] [C‑06]
Leaving water temperature: Delta T
For more information, see
# Code
[3.B.1] [1-0C]
[3.B.2] [1-0E]
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...
Check which space operation mode is currently used. Home screen
Set the space operation mode permanently.
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
4
117].
External room thermostat type for the additional
zone:
▪ 1: 1 contact. Connected to only 1 digital
input (X2M/35a)
▪ 2: 2 contacts. Connected to 2 digital inputs
(X2M/34a and X2M/35a)
4
"8.4.3 Main zone" [ 117].
Delta T heating: A minimum temperature
difference is required for the good operation of
heat emitters in heating mode.
▪ If [2-0D] = 2, this is fixed to 8°C
▪ Else: 3°C~10°C
Delta T cooling: A minimum temperature
difference is required for the good operation of
heat emitters in cooling mode.
▪ 3°C~10°C
icon is shown.
8 Configuration
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Description
Description
Location
Main menu
Installer reference guide
131