Daikin Altherma 3 R F Product information sheet

User reference guide
Daikin Altherma 3 R F
EHFZ03S18DJ3V

Table of contents
User reference guide
2
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4P596825-1 – 2019.10
Table of contents
1 Installer settings: Tables to be filled in by installer 4
1.1 Quick wizard.................................................................................................................................................................... 4
1.2 Space heating control ..................................................................................................................................................... 4
1.3 Domestic hot water control [A.4]................................................................................................................................... 5
1.4 Contact/helpdesk number [6.3.2] .................................................................................................................................. 5
2 General information 6
2.1 General safety precautions............................................................................................................................................. 6
2.1.1 For the user .................................................................................................................................................... 6
2.2 About the documentation .............................................................................................................................................. 7
2.2.1 About this document...................................................................................................................................... 7
2.2.2 Meaning of warnings and symbols ................................................................................................................ 8
2.3 About the system............................................................................................................................................................ 10
2.3.1 Components in a typical system layout ......................................................................................................... 10
3 Operation 11
3.1 User interface: Overview ................................................................................................................................................ 11
3.1.1 Buttons............................................................................................................................................................ 11
3.1.2 Status icons..................................................................................................................................................... 12
3.1.3 User Permission level ..................................................................................................................................... 13
3.2 Menu structure: Overview user settings........................................................................................................................ 14
3.3 Basic usage ...................................................................................................................................................................... 15
3.3.1 Using home pages .......................................................................................................................................... 15
3.3.2 Using the menu structure .............................................................................................................................. 15
3.3.3 Turning ON/OFF controls ............................................................................................................................... 15
3.4 Space heating control ..................................................................................................................................................... 16
3.4.1 About space heating control .......................................................................................................................... 17
3.4.2 Setting the space operation mode................................................................................................................. 17
3.4.3 Determining which temperature control you are using................................................................................ 17
3.4.4 Room thermostat control - About room thermostat control........................................................................ 18
3.4.5 Room thermostat control - Using the room temperature home pages ....................................................... 19
3.4.6 Room thermostat control - Using the leaving water temperature home pages .......................................... 23
3.4.7 Leaving water temperature control - About leaving water temperature control ........................................ 25
3.4.8 Leaving water temperature control - Using leaving water temperature control according to a schedule . 26
3.4.9 Leaving water temperature control - Using leaving water temperature control NOT according to a
schedule.......................................................................................................................................................... 26
3.4.10 External room thermostat control - About external room thermostat control............................................ 26
3.4.11 External room thermostat control - Using external room thermostat control ............................................ 27
3.5 Domestic hot water control............................................................................................................................................ 27
3.5.1 About domestic hot water control................................................................................................................. 27
3.5.2 Reheat mode .................................................................................................................................................. 28
3.5.3 Scheduled mode............................................................................................................................................. 29
3.5.4 Scheduled + reheat mode .............................................................................................................................. 30
3.5.5 Using the DHWtank temperature home page.............................................................................................. 31
3.5.6 Using the DHWtank booster mode ............................................................................................................... 32
3.6 Advanced usage .............................................................................................................................................................. 33
3.6.1 About changing the user permission level..................................................................................................... 33
3.6.2 Using quiet mode ........................................................................................................................................... 33
3.6.3 Using holiday mode........................................................................................................................................ 34
3.6.4 Reading out information ................................................................................................................................ 37
3.6.5 Configuring date, time, units of measurement, contrast and backlight ....................................................... 37
3.6.6 Configuring user profile and home pages...................................................................................................... 38
3.6.7 Locking and unlocking buttons and functions ............................................................................................... 39
3.7 Preset values and schedules........................................................................................................................................... 40
3.7.1 Using preset values......................................................................................................................................... 40
3.7.2 Using and programming schedules................................................................................................................ 40
3.7.3 Schedules: Example........................................................................................................................................ 42
3.7.4 Predefined schedules: Room temperature + leaving water temperature (main) ........................................ 43
3.7.5 Predefined schedules: Leaving water temperature (additional)................................................................... 43
3.7.6 Predefined schedules: DHWtank temperature............................................................................................. 44
3.8 Weather-dependent curve ............................................................................................................................................. 44
3.8.1 What is a weather-dependent curve? ........................................................................................................... 44
3.8.2 2-points curve................................................................................................................................................. 45
3.8.3 Using weather-dependent curves.................................................................................................................. 45
4 Energy saving tips 47

Table of contents
User reference guide
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5 Maintenance and service 48
5.1 Overview: Maintenance and service .............................................................................................................................. 48
5.2 To find the contact/helpdesk number............................................................................................................................ 49
6 Troubleshooting 50
6.1 To check the error history .............................................................................................................................................. 50
6.2 To check the warning history.......................................................................................................................................... 50
6.3 Symptom: You are feeling too cold (hot) in your living room........................................................................................ 51
6.4 Symptom: The water at the tap is too cold.................................................................................................................... 51
6.5 Symptom: Heat pump failure ......................................................................................................................................... 51
6.6 Symptom: The system is making gurgling noises after commissioning......................................................................... 52
7 Relocation 53
7.1 Overview: Relocation...................................................................................................................................................... 53
8 Disposal 54
9 Glossary 55

1 | Installer settings: Tables to be filled in by installer
User reference guide
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1 Installer settings: Tables to be filled in by
installer
1.1 Quick wizard
Setting Fill in…
Forced off contact [A.2.1.6]
Forced off contact
Space heating settings [A.2.1]
Unit control method
User interface location
Number of LWT zones
Pump operation mode
Domestic hot water settings [A.2.2]
DHW operation
DHW tank type
DHW pump
Thermostats [A.2.2]
Contact type main
Contact type add.
External sensor
Digital I/O PCB [A.2.2.6]
Ext. backup heat src
Alarm output
Bottom plate heater
Demand PCB [A.2.2.7]
Demand PCB
Energy metering [A.2.2]
External kWh meter 1
External kWh meter 2
Capacities (energy metering) [A.2.3]
BUH: step 1
1.2 Space heating control
Setting Fill in…
Leaving water temperature: Main zone [A.3.1.1]
LWT setpoint mode

1 | Installer settings: Tables to be filled in by installer
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Setting Fill in…
Leaving water temperature: Additional zone [A.3.1.2]
LWT setpoint mode
Leaving water temperature: Delta T source [A.3.1.3]
Heating
Leaving water temperature: Modulation [A.3.1.1.5]
Modulated LWT
Leaving water temperature: Emitter type [A.3.1.1.7]
Emitter type
1.3 Domestic hot water control [A.4]
Setting Fill in…
Type
Maximum setpoint
INFORMATION
There is a risk of a space heating capacity shortage/comfort problem when selecting
[6‑0D]=0 ([A.4.1] Domestic hot water Type=Reheat only).
In case of frequent domestic hot water operation, frequent and long space heating
interruption will happen.
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.
1.4 Contact/helpdesk number [6.3.2]
Setting Fill in…
Contact/helpdesk number

2 | General information
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2 General information
2.1 General safety precautions
2.1.1 For the user
WARNING
If you are NOT sure how to operate the unit, contact your
installer.
WARNING
This appliance is not intended for use by persons, including
children, with reduced physical, sensory or mental
capabilities, or lack of experience and knowledge, unless
they have been given supervision or instruction concerning
use of the appliance by a person responsible for their
safety.
Children should be supervised to ensure that they do not
play with the appliance.
Cleaning and user maintenance must not be carried out by
children without supervision.
WARNING
To prevent electric shocks or fire:
▪Do NOT rinse the unit.
▪Do NOT operate the unit with wet hands.
▪Do NOT place any objects containing water on the unit.
CAUTION
▪Do NOT place any objects or equipment on top of the
unit.
▪Do NOT sit, climb or stand on the unit.

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▪Units are marked with the following symbol:
This means that electrical and electronic products may NOT be mixed with
unsorted household waste. Do NOT try to dismantle the system yourself: the
dismantling of the system, treatment of the refrigerant, of oil and of other parts
must be done by an authorized installer and must comply with applicable
legislation.
Units must be treated at a specialized treatment facility for reuse, recycling and
recovery. By ensuring this product is disposed of correctly, you will help to
prevent potential negative consequences for the environment and human
health. For more information, contact your installer or local authority.
▪Batteries are marked with the following symbol:
This means that the batteries may NOT be mixed with unsorted household
waste. If a chemical symbol is printed beneath the symbol, this chemical symbol
means that the battery contains a heavy metal above a certain concentration.
Possible chemical symbols are: Pb: lead (>0.004%).
Waste batteries must be treated at a specialized treatment facility for reuse. By
ensuring waste batteries are disposed of correctly, you will help to prevent
potential negative consequences for the environment and human health.
2.2 About the documentation
▪The original documentation is written in English. All other languages are
translations.
▪The precautions described in this document cover very important topics, follow
them carefully.
▪The installation of the system, and all activities described in the installation
manual and in the installer reference guide MUST be performed by an authorised
installer.
2.2.1 About this document
Thank you for purchasing this product. Please:
▪Read the documentation carefully before operating the user interface to ensure
the best possible performance.
▪Request the installer to inform you about the settings that he used to configure
your system. Check if he has filled in the installer settings tables. If not, request
him to do so.
▪Keep the documentation for future reference.
Target audience
Endusers
Documentation set
This document is part of a documentation set. The complete set consists of:

2 | General information
User reference guide
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▪General safety precautions:
-Safety instructions that you must read before installing
-Format: Paper (in the box of the indoor unit)
▪Operation manual:
-Quick guide for basic usage
-Format: Paper (in the box of the indoor unit)
▪User reference guide:
-Detailed step-by-step instructions and background information for basic and
advanced usage
-Format: Digital files on http://www.daikineurope.com/support-and-manuals/
product-information/
▪Installation manual – Outdoor unit:
-Installation instructions
-Format: Paper (in the box of the outdoor unit)
▪Installation manual – Indoor unit:
-Installation instructions
-Format: Paper (in the box of the indoor unit)
▪Installer reference guide:
-Preparation of the installation, good practices, reference data,…
-Format: Digital files on http://www.daikineurope.com/support-and-manuals/
product-information/
▪Addendum book for optional equipment:
-Additional info about how to install optional equipment
-Format: Paper (in the box of the indoor unit) + Digital files on http://
www.daikineurope.com/support-and-manuals/product-information/
Latest revisions of the supplied documentation may be available on the regional
Daikin website or via your installer.
The original documentation is written in English. All other languages are
translations.
Breadcrumbs
1
20.0°C >
18.0°C >
7.4.1.1 Room temperature
Comfort (heating)
Eco (heating)
Select Scroll
Breadcrumbs help you to locate where you are in the menu structure of the user
interface. This document also mentions these breadcrumbs.
Example: Go to [7.4.1.1]: > User settings > Preset values > Room
temperature > Comfort (heating)
2.2.2 Meaning of warnings and symbols
DANGER
Indicates a situation that results in death or serious injury.

2 | General information
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DANGER: RISK OF ELECTROCUTION
Indicates a situation that could result in electrocution.
DANGER: RISK OF BURNING
Indicates a situation that could result in burning because of extreme hot or cold
temperatures.
DANGER: RISK OF EXPLOSION
Indicates a situation that could result in explosion.
WARNING
Indicates a situation that could result in death or serious injury.
WARNING: FLAMMABLE MATERIAL
CAUTION
Indicates a situation that could result in minor or moderate injury.
NOTICE
Indicates a situation that could result in equipment or property damage.
INFORMATION
Indicates useful tips or additional information.
Symbols used on the unit:
Symbol Explanation
Before installation, read the installation and operation
manual, and the wiring instruction sheet.
Before performing maintenance and service tasks, read the
service manual.
For more information, see the installer and user reference
guide.
The unit contains rotating parts. Be careful when servicing or
inspecting the unit.
Symbols used in the documentation:
Symbol Explanation
Indicates a figure title or a reference to it.
Example: " 1–3 Figure title" means "Figure 3 in chapter 1".
Indicates a table title or a reference to it.
Example: " 1–3 Table title" means "Table 3 in chapter 1".

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2.3 About the system
Depending on the system layout, the system can:
▪Heat up a space
▪Produce domestic hot water
2.3.1 Components in a typical system layout
g
A
d
b
a
f
e
c
BC
AMain zone. Example: Living room.
BAdditional zone. Example: Bedroom.
CTechnical room. Example: Garage.
aOutdoor unit heatpump
bIndoor unit heatpump
cDomestic hot water (DHW) tank
dUser interface of the indoor unit
eUser interface used as room thermostat
fUnderfloor heating
gRadiators, heatpump convectors, or fancoil units

3 | Operation
User reference guide
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3 Operation
3.1 User interface: Overview
3.1.1 Buttons
Overview
a
ef
b
d
c
aHome pages
bMalfunction information
cOn/Off
dMenu structure/Back
eNavigating/Changing settings
fOK
Home pages —
▪If you are on a home page, press to switch to another home page.
▪If you are in a menu structure, press to go to the default home page.
Malfunction information —
If a malfunction occurs, is displayed on the home pages. Press to display more
information about the malfunction.
On/Off —
Turn ON or OFF one of the controls (room temperature, leaving water
temperature, DHWtank temperature).
Menu structure/Back —
▪If you are on a home page, press to open the menu structure.
▪If you are navigating through a menu structure, press to go up 1level.
▪Press to go back 1step, for example when you are programming a schedule.
Navigation/Change of settings—   
▪Navigate the cursor on the display.
▪Navigate through the menu structure.
▪Change the value of a setting.
▪Select a mode.

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OK —
▪Confirm a selection.
▪If you are on a home page:
-press to switch between displaying actual and desired values, or (if applicable)
between actual and offset values.
-press for more than 5seconds to activate or deactivate button lock.
▪If you are in a menu structure, press to enter a submenu.
▪If you are in the main menu of a menu structure, press for more than 5seconds
to activate or deactivate a function lock
▪If you are programming a schedule, go to the next step.
INFORMATION
If you press or while changing settings, the changes will NOT be applied.
3.1.2 Status icons
Icon Description
Space operation mode = Heating.
Unit is operating.
Desired room temperature = preset value (Comfort; daytime).
Desired room temperature = preset value (Eco; nighttime).
▪On the room temperature home page: Desired room
temperature = according to the selected schedule.
▪On the DHWtank temperature home page: DHWtank mode =
Scheduled mode.
DHWtank mode = Reheat mode.
DHWtank mode = Scheduled + reheat mode.
Domestic hot water operation.
Actual temperature.
Desired temperature.
At the next scheduled action, the desired temperature will
increase.
At the next scheduled action, the desired temperature will NOT
change.
At the next scheduled action, the desired temperature will
decrease.
The preset value (Comfort or Eco) or scheduled value is
temporarily overruled.
The DHWtank booster mode is active or ready to be activated.
Quiet mode is active.
Holiday mode is active or ready to be activated.
Button lock mode and/or function lock mode is active.

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Icon Description
An external heat source is active. Example: Gas burner.
The disinfection mode is active.
A malfunction occurred. Press to display more information
about the malfunction.
Weather-dependent mode is active.
User permission level = Installer.
Defrost/oil return mode is active.
Hot start mode is active.
Emergency operation is active.
3.1.3 User Permission level
The amount of information you can read out and edit in the menu structure
depends on your user permission level:
▪End user: Default user mode.
▪Adv. end user: As an advanced end user, you can read out and edit more
information.
To set the user permission level to Advanced end user
1Go to the main menu or any of its submenus: .
2Press for more than 4seconds.
Result: Your user permission level is now Adv. end user. The user interface
displays additional information and a "+" is added to the menu title. The user
permission level stays in Adv. end user until manually set otherwise.
To set the user permission level to End user
1Press for more than 4 seconds.
Result: Your user permission level is now End user. The user interface displays
the default home page.

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3.2 Menu structure: Overview user settings
< >
[1]
[2]
[5]
[6]
[7]
[2]
[6.2]
[6.3]
[6.8]
[7.1]
[7.4]
[7.3]
[3]
Set time/date
Date
Time
Daylight Saving Time
Clock type
Holiday Holiday
Holiday Holiday
Holiday mode Holiday mode
Home Away
From
Until Until
From
Use day schedule Operation mode
Heating
Quiet mode
Select schedules
Room temperature
LWT main
LWT additional
Tank temperature
Information
Sensor information
Energy metering
Error handling
User permission level
Actuators
Operation modes
Running hours
Version
Energy metering
Consumed elec.
Produced energy
Error information
Error history
Contact/helpdesk number
Version
User interface
Indoor unit
Outdoor unit
User settings
Display
Temperature lock
Set schedules
Preset values
Unit of measurement
Display
Contrast
Backlit LCD time
User profile
Available home pages
Set schedules
Room temp.
LWT main
LWT additional
DHW temp
Quiet mode
DHW pump
Preset values
Room temperature
LWT main
Tank temperature
Quiet level
DHW
Set weather dependent
Warning history
[7.7] Set weather dependent
Main
Additional [7.7.1] Main
Set weather-dependent heating
[7.7.2] Additional
Set weather-dependent heating
INFORMATION
Depending on the selected installer settings and unit type, settings will be visible/
invisible.

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3.3 Basic usage
3.3.1 Using home pages
About home pages
You can use the home pages to read out and change settings that are meant for
daily usage. What you can see and do on the home pages is described where
applicable. Depending on your system layout, the following home pages may be
possible:
▪Room temperature (Room)
▪Main leaving water temperature (LWT main)
▪Additional leaving water temperature (LWT add)
▪DHWtank temperature (Tank)
To go to a home page
1Press .
Result: One of the home pages is displayed.
2Press again to display the next home page (if any).
3.3.2 Using the menu structure
About the menu structure
You can use the menu structure to read out and configure settings that are NOT
meant for daily usage. What you can see and do in the menu structure is described
where applicable. For an overview of the menu structure, see "3.2Menu structure:
Overview user settings"[414].
To go to the menu structure
1From a home page, press .
Result: The menu structure is displayed.
1
>
>
>
Select Scroll
Set time/date
Holiday
Quiet mode
Select schedules
Information
Auto
To navigate in the menu structure
Use , , , , and .
3.3.3 Turning ON/OFF controls
About turning ON/OFF controls
Before you can control… You have to turn ON…
Room temperature Room temperature control (Room)

3 | Operation
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Before you can control… You have to turn ON…
Main (+ additional) leaving water
temperature
Main (+ additional) leaving water
temperature control (LWT main and
LWT add)
Main and additional leaving water
temperature control are always turned
ON or OFF together.
DHWtank temperature Domestic hot water control (Tank)
If you turn ON… Then…
Room temperature control Main (+ additional) leaving water
temperature control is automatically
turned ON.
Main (+ additional) leaving water
temperature control
Room temperature control is NOT
automatically turned ON.
If you turn OFF… Then…
Room temperature control Main (+ additional) leaving water
temperature control is NOT
automatically turned OFF.
Main (+ additional) leaving water
temperature control
Room temperature control is
automatically turned OFF.
To check if a control is turned ON or OFF
1Go to the home page of the control. Example: Room temperature home page
(Room).
2Check if the LED is ON or OFF. Note: If the control is turned OFF, OFF is also
displayed on the screen.
To turn ON or OFF the room temperature control
1Go to the room temperature home page (Room).
2Press .
To turn ON or OFF the leaving water temperature (main + additional) control
1Go to one of the following the home pages:
▪Main leaving water temperature home page (LWT main)
▪Additional leaving water temperature home page (LWT add)
2Press .
To turn ON or OFF the domestic hot water control
1Go to the DHWtank temperature home page (Tank).
2Press .
3.4 Space heating control
NOTICE
Room frost protection. Even if you turn OFF the leaving water temperature (main +
additional) control via the home pages (LWT main + LWT add), room frost
protection –if enabled– will remain active.

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NOTICE
Water pipe freeze prevention. Even if you turn OFF the leaving water temperature
(main + additional) control via the home pages (LWT main + LWT add), water pipe
freeze prevention –if enabled– will remain active.
3.4.1 About space heating control
Controlling space heating typically consists of the following stages:
1Setting the space operation mode
2Controlling the temperature
Depending on the system layout and installer configuration, you use a different
temperature control:
▪Room thermostat control (linked or NOT linked to leaving water temperature)
▪Leaving water temperature control
▪External room thermostat control
3.4.2 Setting the space operation mode
About space operation modes
The heat pump is a heating only model. The system can heat up a space, but NOT
cool down a space.
3.4.3 Determining which temperature control you are using
To determine which temperature control you are using (method1)
Check the installer settings table filled in by the installer.
To determine which temperature control you are using (method2)
If you have 2 user interfaces, perform the following procedure on the user
interface at the indoor unit.
Prerequisite: You switched the permission level to Advanced end user.
1Press multiple times to switch between home pages, and check if the
additional leaving water temperature home page (LWT add) is available:
If … Then you have…
Available A main zone and an additional zone
NOT available Only a main zone
Typical additional leaving water temperature home page:
User profile = Basic User profile = Detailed
15:20
45°C
Desired temperature
LWT add
Mon
15:20
45°C
17:30
Mon
Mon
LWT add
Desired temperature
2Check the following:

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If… Then the temperature control is…
Main zone Additional zone (if
any)
Room temperature is listed
under:
[6.1]: > Information >
Sensor information
Room thermostat
control.
Go to next step to
check if leaving water
setpoint and room
temperature setpoint
are linked.
External room
thermostat control.
Thermostat main A is listed
under:
[6.5]: > Information >
Actuators
External room thermostat control.
Else Leaving water temperature control.
3Only for room thermostat control: Go to the main leaving water temperature
home page (LWT main) and check the following:
Is displayed next to
the setpoint?
Then leaving water setpoint and room
temperature setpoint are…
Yes NOT linked.
You can set the leaving water setpoint on the home
page.
No Linked by their preset values. You can set the preset
values in the menu structure.
3.4.4 Room thermostat control - About room thermostat control
Room thermostat control means that you control the following:
▪Room temperature of the main zone
▪Leaving water temperature of the main zone
Room temperature of the main zone
To control the room temperature of the main zone, you can do the following:
You can… Location
Read out the actual and desired room temperature. Room temperature home
page
Temporarily overrule the room temperature
schedule.
Change the mode from scheduled to preset value.
If you do this, you also have to define (in the menu
structure):
▪Preset values
▪Overrule period (Temperature lock)
Room temperature home
page if user profile =
Detailed

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You can… Location
Select which room temperature schedule you want to
use.
Menu structure
Program schedules.
Define preset values that are used by the room
temperature schedule, and when you change the
mode from scheduled to preset value.
See also:
▪"3.4.5 Room thermostat control - Using the room temperature home
pages"[419]
▪"To set the overrule period"[422]
▪"3.7Preset values and schedules"[440]
Leaving water temperature of the main zone
To control the leaving water temperature of the main zone, you can do the
following:
You can… Location
Read out the desired leaving water temperature. Leaving water
temperature home page
(main)
Adjust the leaving water temperature.
Condition: Leaving water setpoint is NOT linked with
the room temperature setpoint.
Only change this if the desired room temperature
cannot be reached.
Define preset values.
Condition: Leaving water setpoint is linked with the
room temperature setpoint.
Only change this if the desired room temperature
cannot be reached.
Menu structure
See also:
▪"3.4.6 Room thermostat control - Using the leaving water temperature home
pages"[423]
▪"3.7Preset values and schedules"[440]
3.4.5 Room thermostat control - Using the room temperature home pages
Typical room temperature home pages
Depending on the user profile, the user interface gives you either a basic or a
detailed home page. To set the user profile, refer to "3.6.6Configuring user profile
and home pages"[438].
User profile = Basic User profile = Detailed
15:20
20.0°C
Mon
Room
Actual temperature
15:20
20.0°C
17:30
Actual temperature
Room
Scheduled
Mon
Tue

3 | Operation
User reference guide
20
EHFZ03S18DJ3V
Daikin Altherma 3 R F
4P596825-1 – 2019.10
To read out the actual and desired room temperature
1Go to the room temperature home page (Room).
Result: You can read out the actual temperature.
20.0°C
Actual temperature
2Press .
Result: You can read out the desired temperature.
22.0°C
Desired temperature
To temporarily overrule the room temperature schedule
1Go to the room temperature home page (Room).
2In the detailed home page (user profile = Detailed), select the scheduled
room temperature mode ( ) by pressing or .
Result: The room temperature follows the scheduled value.
3Use or to adjust the temperature.
Result: The room temperature follows the manually adjusted value ( ), but will
return to the scheduled value at the next scheduled action.
To change the mode from scheduled to preset value
Prerequisite: User profile = Detailed.
1Go to the room temperature home page (Room).
2Press or to select a preset value ( or ).
Result: The room temperature follows the preset value (Comfort or Eco),
but will return to the scheduled value after the overrule period
(=Temperature lock: 2/4/6/8 hours or permanent).
3If necessary, you can overrule the preset value by using or to adjust the
temperature.
Result: The room temperature follows the manually adjusted value ( ), but will
return to the scheduled value after the overrule period (= Temperature
lock: 2/4/6/8 hours or permanent).
Example: Temporarily overruling the schedule AND changing the mode to preset value
You have configured the following settings:
Settings Description
Preset values Comfort (heating) =
20°C
Desired temperature when you
are at home.
Eco (heating) = 18°C Desired temperature:
▪When you are away
▪During the night