Quick Wizard: Options - Daikin Altherma H Hybrid EJHA04AAV3 Installer's Reference Manual

11 | Configuration

Quick wizard: Options

Installer reference guide
142
# Code
[A.2.1.D] [4-04]
[A.2.1.E] [C-02]
NOTICE
Water pipe freeze prevention. Even if you turn OFF the leaving water temperature
(main + additional) control via the home pages (LWT main + LWT add), water pipe
freeze prevention –if enabled– will remain active.
Domestic hot water settings
Only applicable in case of EHY2KOMB28+32AA gas boiler. Following settings must
be made accordingly.
# Code
[A.2.2.1] [E‑05]
[A.2.2.2] [E‑06]
[A.2.2.3] [E‑07]
Description
Pipe freeze prevention:
▪ 1 (cont. pump). This setting is read-only.
Hybrid system type:
▪ 0 (Boiler): In case of EHY2KOMB28+32AA gas
boiler.
▪ 1 (Bivalent boiler): In case of third-party
gas boiler.
By default, this setting is set to 1, and only the
settings applicable for the third-party gas boiler
are displayed.
When the unit detects communication from the
EHY2KOMB28+32AA gas boiler, the unit
automatically changes this setting to 0, and all
settings applicable for the EHY2KOMB28+32AA
gas boiler are displayed.
Description
Domestic hot water preparation:
▪ 0 (No): NOT possible
▪ 1 (Yes): Possible
Domestic hot water tank installed in the system?
▪ 0 (No): the domestic hot water will be
produced by the boiler when there is a
demand.
▪ 1 (Yes): the domestic hot water will be
produced by the tank.
Note: For Switzerland, setting MUST be "1".
Domestic hot water tank:
▪ 0 (Type 1): EKHWS*D* or third-party tank
(see below).
▪ 4 (Type 5). EKHWP.
▪ 6 (Type 7) Third-party tank.
Range: 0~6
EJHA04AAV3 + EHY2KOMB28+32AA
Daikin Altherma H Hybrid
4P531180-1D – 2025.03