Daikin ALTHERMA - Advanced Usage

4 Operation
User reference guide
13
EHVH04~16SU18+26CB6W
Daikin Altherma – Low temperature split
4P449981-1 – 2016.06
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.
4.6.2 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 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
Possible quiet mode levels
▪ For EHVH04+08
Level Description
Level 1 Most quiet. Under all circumstances,
performance will be reduced.
Level 2 Medium quiet. Under all circumstances,
reduced performance is possible.
Level 3 Least quiet. At colder ambient conditions,
reduced performance can be happen.
▪ For EHVH11+16
Level Description
Level 1 Most quiet. Under all circumstances,
performance will be reduced.
To check if quiet mode is active
1 Press to go to one of the home pages.
2 If is displayed, quiet mode is active.
To use quiet mode
Prerequisite: You switched the permission level to Advanced end
user.
1 Go to [3]: > Quiet mode.