Daikin Altherma EJHA04AAV3 Installer's Reference Manual page 73

Parameters on the gas boiler
Parameter Setting
Service code
Installation type
Space heating pump continuous
Maximum space heating power set
. Maximum capacity space heating
pump
Maximum domestic hot water power
set
(not applicable for Switzerland)
Minimum supply temperature of the
heat curve
. Maximum supply temperature of the
heat curve
Minimum outside temperature of the
heat curve
Maximum outside temperature of the
heat curve
Space heating pump post purge period 0~15 min
Space heating pump post purge period
after domestic hot water operation
Position 3-way valve or electric valve
Booster
Step modulation
Minimal space heating rpm
EJHA04AAV3 + EHY2KOMB28+32AA
Daikin Altherma Hybrid hydrosplit heat pump
4P531180-1 – 2018.06
Range Default
settings
— —
0~3 0
0~3 0
~85% 60%
— 80
~100% 100%
10°C~25°C 25°C
30°C~90°C 90°C
–30°C~10°C –7°C
15°C~30°C 25°C
0 min
0~15 min 0 min
0~3 0
0~1 0
0~1 1
23%~50% 30%
10 Configuration
Description
To access the installer settings, enter
the service code (=15)
▪ 0=Combi
▪ 1=Heating only + external domestic
hot water tank
▪ 2=Domestic hot water only (no
heating system required)
▪ 3=Heating only
It is recommended not to modify this
setting.
▪ 0=Post purge period only
▪ 1=Pump continuously active
▪ 2=Pump continuously active with
MIT switch
▪ 3=Pump on with external switch
This setting has no effect.
Maximum power in heating. This is a
percentage of the maximum set in
parameter . We strongly recommend
not modifying this setting.
The setting is controlled by the heat
pump.
Maximum power in instant domestic
hot water. This is a percentage of the
maximum set in parameter . Because
of the 2-digit display, the highest
displayable value is 99. It is however
possible to set this parameter to 100%
(default setting). We strongly
recommend not modifying this setting.
Do NOT modify this setting on the
boiler. Use the user interface instead.
Do NOT modify this setting on the
boiler. Use the user interface instead.
Do NOT modify this setting on the
boiler. Use the user interface instead.
Do NOT modify this setting on the
boiler. Use the user interface instead.
Changing this setting has no effect on
the operation of the unit.
Changing this setting has no effect on
the operation of the unit.
▪ 0=Not inverted
▪ 1=Inverted
▪ 2 and higher=Not applicable
Changing this setting has no effect on
the operation of the unit.
▪ 0=OFF during space
operation
▪ 1=ON during space
operation
It is recommended not to modify this
setting.
Adjustment range 23~50%.
It is recommended not to modify this
setting in case of natural gas.
Installer reference guide
heating
heating
73