3 Operation
Operation manual
5
08S23DAV
Daikin Altherma – Low temperature split
4P499572-1B – 2017.12
Item
Description
User settings
Gives access to user settings such as
holiday mode and quiet mode.
Information
Displays data and information about the
indoor unit.
Installer settings
Restriction:
Only for the installer.
Gives access to advanced settings.
Commissioning
Restriction:
Only for the installer.
Perform tests and maintenance.
User profile
Change the active user profile.
Operation
Turn heating functionality and domestic hot
water preparation on or off.
3.2.3
Setpoint screen
The setpoint screen is displayed for screens describing system
components that need a setpoint value.
Example:
▪ Room temperature screen
▪ Main zone screen
▪ Additional zone screen
▪ Tank temperature screen
a1
d
+
–
d
e
d
e
c
a2
b1
b2
Possible actions on this screen
Go through the list of the submenu.
Go to the submenu.
Adjust and automatically apply the desired
temperature.
Item
Description
Minimum temperature limit
a1
Fixed by the unit
a2
Restricted by the installer
Maximum temperature limit
b1
Fixed by the unit
b2
Restricted by the installer
Current temperature
c
Measured by the unit
Desired temperature
d
Turn the right dial to
increase/decrease.
Submenu
e
Turn or press the left dial to
go to the submenu.
3.2.4
Detailed screen with values
a
b
a
Settings
b
Values
Possible actions on this screen
Go through the list of settings.
Change the value.
Go to the next setting.
Possible actions on this screen
Confirm changes and proceed.
3.3
Space heating control
3.3.1
Setting the space operation mode
About space operation modes
This unit is a heating only model. The system can heat up a space,
but NOT cool down a space.
3.3.2
To change the desired room temperature
During room temperature control, you can use the room temperature
setpoint screen to read out and adjust the desired room temperature.
1
Go to [1]: Room.
You can read out the desired and actual room
temperature in the center of the setpoint screen.
2
Adjust the desired room temperature.
3.3.3
To change the desired leaving water
temperature
INFORMATION
The leaving water is the water that is sent to the heat
emitters. The desired leaving water temperature is set by
your installer in accordance with the heat emitter type.
Only adjust the leaving water temperature settings in case
of problems.
You can use the leaving water temperature setpoint screen to read
out and adjust the desired leaving water temperature.
1
Go to [2]: Main zone or [3]: Additional zone.
You can read out the desired and actual leaving
water temperature in the center of the setpoint
screen.
2
Adjust the desired leaving water temperature.
3.4
Domestic hot water control
3.4.1
Reheat mode
In reheat mode the DHW tank continuously heats up to the
temperature shown on the home screen (example: 50°C).
t
60°C
00:00
07:00
50°C
15°C
40°C
14:00
21:00
1
2
3
4
Tt
T
t
DHW tank temperature
t
Time
INFORMATION
When the DHW tank mode is reheat, the risk for capacity
shortage and comfort problem is significant. In case of
frequent reheat operation, space heating function is
regularly interrupted.
