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10
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Configuration
Installer reference guide
125
E EHFH03S18D
Daikin Altherma 3 R F
4P596806-1C – 2022.09
a
d
e
b
b
c
b
c
c
a
Space heating/cooling control (user interface)
b
OFF
c
ON
d
Heating demand (by ext. RT or RT)
e
Pump operation
10.2.3 Quick wizard: Options
DHW pump
#
Code
Description
[A.2.2.A]
[D-02]
DHW pump
:
▪
0 (
No
) NOT installed.
▪
1 (
Secondary rtrn
): Installed for instant hot
water when water is tapped. The end-user sets
the operation timing (weekly schedule time) of
the domestic hot water pump when it should
run. Control of this pump is possible through
the outdoor unit.
▪
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.
See also illustrations below.
See also:
▪
"6.4.4 DHW pump for instant hot water"
▪
"6.4.5 DHW pump for disinfection"
Domestic hot water settings
Domestic hot water: DHW operation
#
Code
Description
[A.2.2.1]
[E-05]
DHW operation
:
▪
0 (
No
, no tank installed)
▪
1 (
Yes
, tank installed)
Remark:
The domestic hot water tank is installed by default. Do NOT change this
setting.
Domestic hot water: DHW tank type
#
Code
Description
[A.2.2.3]
[E-07]
DHW tank type
:
▪
1: Integrated
The backup heater will also be used for domestic
hot water heating.
Remark:
The domestic hot water tank type is read only and CANNOT be changed.