Quick Wizard: Options - Daikin Altherma ERLQ004-006-008CA Reference Manual

8 Configuration
# Code
[A.2.1.9] [F-0D] << continuation
▪ 1 (Sample): The pump is ON when
there is heating demand and the
leaving water 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
Remark: Sample is NOT available in
external room thermostat control or
room thermostat control.
a
b
d
g
b
▪ a: Space heating control (user
▪ b: OFF
▪ c: On
▪ d: LWT temperature
▪ e: Actual
▪ f: Desired
▪ g: Pump operation
# Code
[A.2.1.9] [F-0D] << continuation
▪ 2 (Request)(default): 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 control (user
▪ b: OFF
▪ c: On
▪ d: Heating demand (by ext RT or
▪ e: Pump operation
8.2.3

Quick wizard: Options

Domestic hot water settings
Following settings must be made accordingly.
(1) Not mandatory.
(2) When there is no user interface installed at the indoor unit, the user interface in the main zone will function as room thermostat AND user interface.
Installer reference guide
42
Description
heating if necessary.
c
e
f
c
interface)
continued >>
Description
c
c b
c
interface)
RT)
# Code
[A.2.2.1] [E-05] DHW operation:
Can the system prepare domestic hot
water?
▪ 0 (No): NOT installed.
▪ 1 (Yes)(default): Installed. Remark:
The domestic hot water tank is by
default installed. Do NOT change this
setting.
[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
Thermostats and external sensors
Following combinations are possible to control the unit (not
applicable when [C‑07]=0):
When [C‑07]=2 (RT control)
User interface at Room thermostat at
(1)
indoor unit main zone
When [C‑07]=1 (Ext RT control)
Description
schedule time) of the
(Disinf. shunt): Installed
It runs when the
Disinfection
c
a
d
b
e
External room
(2)
thermostat at
additional zone
ERLQ004~008CA + EHVZ04+08S18CB
Daikin Altherma – Low temperature split
4P401676-1 – 2015.02
for
f
g