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8
Configuration
Installer reference guide
45
ERLQ004~008CA + 08S18CA3VF
Daikin Altherma low temperature split
4P3662261 – 2014.01
#
Code
Description
[A.2.1.9]
[F0D]
<< continuation
▪ 1 (Sample)(default): The pump is ON.
When there is heating demand as the
leaving 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 if necessary.
Remark:
Sample
is NOT available in extended room
thermostat control or room thermostat
control.
a
b
d
e
f
c
g
b
c
▪ a: Space heating control (user
interface)
▪ b: OFF
▪ c: On
▪ d: LWT temperature
▪ e: Actual
▪ f: Desired
▪ g: Pump operation
continued >>
#
Code
Description
[A.2.1.9]
[F0D]
<< 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
d
e
b
b
c
b
c
c
▪ a: Space heating control (user
interface)
▪ b: OFF
▪ c: On
▪ d: Heating demand (by ext RT or
RT)
▪ e: Pump operation
8.2.3
Quick wizard: Options
Domestic hot water settings
Following settings must be made accordingly.
#
Code
Description
[A.2.2.1]
[E05]
DHW operation:
▪ 0 (No): N/A
▪ 1 (Yes): Installed.
Remark:
The
domestic hot water tank is by default
installed. Do NOT change this setting.
[A.2.2.3]
[E07]
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 heater:
▪ 0 (Horizontal BSH): N/A
▪ 1 (Backup heater): The backup heater
will also be used in domestic hot water
heating.
[A.2.2.A]
[D02]
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
enduser 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 indoor 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.
Domestic hot water pump installed for…
Instant hot water
Disinfection
c
f
b
a
g
c
b
a
d f
e g
a
Indoor unit
b
Tank
c
Domestic hot water pump
d
Heater element
e
Nonreturn valve
f
Shower
g
Cold water
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