Daikin ALTHERMA - Quick Wizard: Options

8 Configuration
Installer reference guide
46
ERLQ004~008CAV3 + EHBH/X04+08CA
Daikin Altherma - Low Temperature Split
4P313774-1C – 2012.11
# Code Description
[A.2.1.9] [F-0D] When the space heating/cooling control
is OFF by the user interface, the pump is
always OFF. When the space heating/
cooling control is On, you can select the
desired pump operation mode (only
applicable during space heating/cooling)
Pump operation mode:
▪ 0 (Continuous): Continuous pump
operation, regardless of thermo ON or
OFF condition. Remark: continuous
pump operation requires more energy
than sample or request pump
operation.
a
b
c
d
b
c
▪ a: Space heating/cooling control
(user interface)
▪ b: OFF
▪ c: On
▪ d: Pump operation
▪ 1 (Sample)(default): The pump is ON.
When there is heating or cooling
demand as the 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 or
cooling 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/cooling control
(user interface)
▪ b: OFF
▪ c: On
▪ d: LWT temperature
▪ e: Actual
▪ f: Desired
▪ g: Pump operation
▪ 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:
# Code Description
Request is NOT available in leaving
water temperature control.
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
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.
Following settings must be made accordingly.
# Code Description
[A.2.2.1] [E-05] DHW operation:
▪ 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 heater:
▪ 0 (Horizontal BSH): Installed at side of
the tank. Default for EHBH/X.
▪ 1 (Backup heater): Default for
EHVH/X. The backup heater will also
be used in domestic hot water heating.