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4 Operation
T t
1
2
60°C
50°C
45°C
35°C
15°C
00:00
07:00
T
DHW tank temperature
t
t
Time
4.5.5
To change the domestic hot water
temperature
In Reheat only mode, you can use the tank temperature setpoint
screen to read out and adjust the domestic hot water temperature.
1 Go to [5]: Tank.
5
Tank
2 Adjust the domestic hot water temperature.
a
b
5
50
°C
Tank
a Actual domestic hot water temperature
b Desired domestic hot water temperature
In other modes, you can only view the setpoint screen but not modify
it. Instead, you can modify the settings for the Comfort setpoint
[5.2], Eco setpoint [5.3] and Reheat setpoint [5.4].
4.5.6
Using DHW powerful operation
About powerful operation
Powerful operation allows the domestic hot water to be heated by
the backup heater or booster heater. Use this mode on days when
there is more hot water usage than usual.
To check if powerful operation is active
If
is displayed on the home screen, powerful operation is active.
Activate or deactivate Powerful operation as follows:
1 Go to [5.1]: Tank > Powerful operation
2 Turn powerful operation Off or On.
Usage example: You immediately need more hot water
You are in the following situation:
▪ You already consumed most of your domestic hot water.
▪ You cannot wait for the next scheduled action to heat up the
domestic hot water tank.
Then you can activate powerful operation. The domestic hot water
tank will start heating up the water to the Comfort temperature.
User reference guide
10
3
4
5
t
14:00
21:00
+
–
INFORMATION
When powerful operation is active, the risk of space
heating/cooling and capacity shortage comfort problems is
significant. In case of frequent domestic hot water
operation, frequent and long space heating/cooling
interruptions will happen.
4.6
Advanced usage
The amount of information you can read out and edit in the menu
structure depends on your user permission level:
▪ User: Standard mode
▪ Advanced user: You can read out and edit more information
To change the user permission level
You can change the user permission level as follows:
1 Go to [B]: User profile.
B
User profile
2 Enter the applicable pin code for the user permission
level.
▪ Browse through the list of digits and change the
selected digit.
▪ Move the cursor from left to right.
▪ Confirm the pin code and proceed.
Advanced user pin code
The Advanced user pin code is 1234. Additional menu items for the
user are now visible.
Advanced user
1234
User pin code
The User pin code is 0000.
User
0000
4.6.1
Using quiet mode
About quiet mode
You can use quiet mode to decrease the sound of the outdoor unit.
However, this also decreases the heating/cooling capacity of the
system. There are multiple quiet mode levels.
You can:
▪ Completely deactivate quiet mode
▪ Manually activate a quiet mode level until the next scheduled
action
▪ Use and program a quiet mode schedule
EHBH/X04+08DA + EHVH/X04+08S18+23DA + EHVH/
—
X04+08S18+23DJ
Daikin Altherma 3 R F+W
4P495250-1B – 2019.06
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