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#
Code
[A.2.1.9]
[F-0D]
<< continuation
▪ 1 (Sample)(default): The pump is ON
when there is heating or cooling
demand
temperature has not reached the
desired temperature yet. When thermo
OFF condition occurs, the pump runs
every 5 minutes to check the water
temperature and demand heating or
cooling if necessary. Remark: Sample
is NOT available in external room
thermostat control or room thermostat
control.
a
b
d
g
b
▪ a: Space heating/cooling control
▪ b: OFF
▪ c: On
▪ d: LWT temperature
▪ e: Actual
▪ f: Desired
▪ g: Pump operation
#
Code
[A.2.1.9]
[F-0D]
<< continuation
▪ 2 (Request): Pump operation based
on request. Example: Using a room
thermostat creates thermo ON/OFF
condition. When there is no such
demand, the pump is OFF. Remark:
Request is NOT available in leaving
water temperature control.
a
b
d
e
b
▪ a: Space heating/cooling control
▪ b: OFF
▪ c: On
▪ d: Heating demand (by ext RT or
▪ e: Pump operation
8.2.3
Quick wizard: Options
Domestic hot water settings
This chapter only applies to systems with a domestic hot water tank
installed:
▪ EHBH/X: an optional domestic hot water tank is available,
▪ EHVH/X: a domestic hot water tank is standard incorporated into
the indoor unit.
ERLQ004~008CA + EHVH/X04+08S18+26CB
Daikin Altherma – Low temperature split
4P384973-1D – 2018.07
Description
as
the
leaving
water
c
e
f
c
(user interface)
continued >>
Description
c
c
b
c
(user interface)
RT)
Following settings must be made accordingly.
#
Code
[A.2.2.1]
[E-05]
DHW operation:
Can the system prepare domestic hot
water?
▪ 0 (No): NOT installed. Default for
EHBH/X.
▪ 1 (Yes): Installed. Default for EHVH/X.
Remark: For EHVH/X, the domestic
hot water tank is by default installed.
Do NOT change this setting.
[A.2.2.3]
[E-07]
During domestic hot water preparation,
the heat pump can be assisted by an
electrical heater to ensure the domestic
hot water preparation even for high
desired tank temperatures.
DHW tank type:
▪ 0 (Type 1): Tank with booster heater
installed at the side of the tank.
Default for EHBH/X.
▪ 1 (Type 2): Default for EHVH/X. The
backup heater will also be used for
domestic hot water heating.
Range: 0~6. However, values 2~6 are
not applicable for this setting. If the
setting is set to 6, an error code will
appear and the system will NOT operate.
[A.2.2.A]
[D-02]
The indoor unit offers the possibility to
connect a field supplied domestic hot
water pump (On/OFF type). Depending
on the installation and configuration on
the user interface, we distinguish its
functionality.
DHW pump:
▪ 0 (No)(default): NOT installed.
▪ 1 (Secondary rtrn): Installed for instant
hot water when water is tapped. The
end-user sets the operation timing
(weekly
domestic hot water pump when it
should run. Control of this pump is
possible through the indoor unit.
▪ 2
disinfection.
disinfection function of the domestic
hot water tank is running. No further
settings are needed.
See also illustrations below.
Domestic hot water pump installed for...
Instant hot water
c
a
f
b
g
a
Indoor unit
b
Tank
c
Domestic hot water pump (field supply)
d
Heater element (field supply)
e
Non‑return valve (field supply)
f
Shower (field supply)
g
Cold water
8 Configuration
Description
schedule
time)
of
the
(Disinf.
shunt):
Installed
It
runs
when
the
Disinfection
c
a
d
b
e
Installer reference guide
51
for
f
g
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