Daikin EHFZ03S18DJ3V Installer's Reference Manual page 119

ERLA03DAV3 + EHFZ03S18DJ3V
Daikin Altherma 3 R F
4P596821-1B – 2021.10
Remark: The domestic hot water tank is installed by default. Do NOT change this
setting.
Domestic hot water: DHW tank type
# Code
[A.2.2.3] [E-07]
Remark: The domestic hot water tank type is read only and CANNOT be changed.
Domestic hot water: DHW pump
# Code
[A.2.2.A] [D-02]
Thermostats and external sensors
NOTICE
If an external room thermostat is used, the external room thermostat will control the
room frost protection. However, the room frost protection is only possible if the
leaving water temperature control on user interface of the unit is turned ON.
See "6 Application guidelines" [
Only applicable in external room thermostat control.
Following combinations are possible to control the unit (not applicable when
[C‑07]=0):
▪ [C‑07]=2 (RT control)
a User interface of the indoor unit
B User interface used as room thermostat at main zone
c External room thermostat at additional zone
▪ [C‑07]=1 (Ext RT control)
DHW tank type:
▪ 1: Integrated
The backup heater will also be used for domestic
hot water heating.
DHW pump:
▪ 0: No: NOT installed
▪ 1: Secondary rtrn: Installed for instant hot
water when water is tapped. The user sets the
operation timing of the domestic hot water
pump using the schedule. Control of this pump
is possible with the user interface.
▪ 2: Disinf. shunt: Installed for disinfection.
It runs when the disinfection function of the
domestic hot water tank is running. No further
settings are needed.
4
31].
b
a
10 Configuration
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Description
Description
c
Installer reference guide
119