4 Operation
User reference guide
12
EHVZ04~16S18CB
Daikin Altherma – Low temperature split
4P401674-1 – 2015.02
4.5.5
Using the DHW tank temperature home
page
Typical DHW tank temperature home pages
Depending on the user profile, the user interface gives you either a
basic or a detailed home page. The examples in the illustrations
below are in DHW tank mode = Scheduled.
User profile = Basic
User profile = Detailed
15:20
60°C
Storage comfort
Tank
Mon
15:20
60°C
00:00
Mon
Tue
Tank
Storage comfort
To read out and adjust the desired reheat temperature (in
scheduled and reheat mode)
1
Go to [7.4.3.3]:
> User settings > Preset values > Tank
temperature > Reheat.
Result:
You can read out the desired reheat temperature.
2
Press
or
to adjust.
To read out and overrule the active or next scheduled desired
temperature (in scheduled mode or sch reheat mode)
1
Go to the DHW tank temperature home page (Tank).
Result:
60°C
is displayed.
t
a
b
Tt
A1 A2
B1
B2
A1
A1 A2
B1
B2
A1
Tt
T
t
DHW tank temperature
t
Time
During period…
You can read out…
A1
The next scheduled action (
a
)
A2
The active action (
a
)
B1
The next scheduled action (
b
)
B2
The active action (
b
)
2
Press
or
to overrule.
Note:
If the desired temperature is
weather dependent, you cannot change it on the home page.
Usage example: You need more hot water than scheduled
If you are in the following situation:
▪ Current time = 10:30
▪ Next scheduled action of the DHW tank = Heat up to the preset
value (Eco; example: 55°C and sufficient for 2 persons) at 14:00
▪ This evening you need hot water for 3 persons
Then you can do the following:
1
Go to the DHW tank temperature home page (Tank).
2
Overrule the next scheduled action by changing from 55°C to
60°C.
Advantages:
▪ You will have sufficient hot water (= comfortable).
▪ You do NOT have to change the schedule (= easy).
▪ You do NOT have to activate the DHW tank booster mode
(= energy saving).
4.5.6
Using the DHW tank booster mode
About the DHW tank booster mode
You can use the DHW tank booster mode to immediately start
heating up the water to the preset value (Storage comfort). However,
this consumes extra energy.
To check if the DHW tank booster mode is active
1
Go to the DHW tank temperature home page (Tank).
2
Check the following:
▪ In user profile = Basic: If is displayed, the DHW tank
booster mode is active.
▪ In user profile = Detailed: If is selected, the DHW tank
booster mode is active.
To activate the DHW tank booster mode (user profile = Basic)
1
Go to the DHW tank temperature home page (Tank).
2
Press
for more than 5 seconds.
To activate the DHW tank booster mode (user profile = Detailed)
1
Go to the DHW tank temperature home page (Tank).
2
Press
to select .
Usage example: You immediately need more hot water
If you are in the following situation:
▪ You already consumed most of your hot water.
▪ You cannot wait for the next scheduled action to heat up the
DHW tank.
Then you can activate the DHW tank booster mode.
Advantage: The DHW tank immediately starts heating up the water
to the preset value (Storage comfort).
INFORMATION
When the DHW tank booster mode is active, the risk of
space heating and capacity shortage comfort problems is
significant. In case of frequent domestic hot water
operation, frequent and long space heating interruptions
will happen.
4.6
Advanced usage
4.6.1
About changing the user permission level
The amount of information you can read out in the menu structure
depends on your user permission level:
▪ End user (= default)
▪ Adv. end user: You can read out more information.
To set the user permission level to Advanced end user
1
Go to the main menu or any of its submenus:
.
2
Press
for more than 4 seconds.
Result:
The user permission level switches to Adv. end user.
Additional information is displayed and "+" is added to the menu title.
The user permission level will stay in Adv. end user until set
otherwise.
To set the user permission level to End user
1
Press
for more than 4 seconds.
Result:
The user permission level switches to End user. The user
interface will return to the default home screen.
Summary of Contents for Altherma EHVZ08S18CB
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