Daikin EHVZ04S18E*6V, EHVZ08S18E*6V, EHVZ08S23E*6V, EHVZ08S18E*9W, EHVZ08S23E*9W User reference guide

User reference guide

Daikin Altherma 3 R F

EHVZ04S18E*6V

EHVZ08S18E*6V
EHVZ08S23E*6V
EHVZ08S18E*9W
EHVZ08S23E*9W

Table of contents

Table of contents

1 General safety precautions 4

1.1 About the documentation .............................................................................................................................................. 4

1.1.1 Meaning of warnings and symbols ................................................................................................................ 4

1.2 For the user..................................................................................................................................................................... 5

2 About this document 7

3 About the system 9

3.1 Components in a typical system layout.......................................................................................................................... 9

4 Operation 10

4.1 User interface: Overview ................................................................................................................................................ 10

4.2 Possible screens: Overview............................................................................................................................................. 11

4.2.1 Home screen................................................................................................................................................... 12

4.2.2 Main menu screen.......................................................................................................................................... 14

4.2.3 Setpoint screen............................................................................................................................................... 15

4.2.4 Detailed screen with values ........................................................................................................................... 16

4.3 Turning operation ON or OFF ......................................................................................................................................... 17

4.3.1 Visual indication.............................................................................................................................................. 17

4.3.2 To turn ON or OFF .......................................................................................................................................... 18

4.4 Space heating control ..................................................................................................................................................... 19

4.4.1 About space heating control .......................................................................................................................... 19

4.4.2 Setting the space operation mode................................................................................................................. 19

4.4.3 Determining which temperature control you are using ................................................................................ 19

4.4.4 To change the desired room temperature .................................................................................................... 20

4.4.5 To change the desired leaving water temperature ....................................................................................... 20

4.5 Domestic hot water control............................................................................................................................................ 22

4.5.1 About domestic hot water control................................................................................................................. 22

4.5.2 Reheat mode .................................................................................................................................................. 23

4.5.3 Scheduled mode ............................................................................................................................................. 23

4.5.4 Scheduled + reheat mode .............................................................................................................................. 24

4.5.5 To change the domestic hot water temperature .......................................................................................... 24

4.5.6 Using DHW powerful operation ..................................................................................................................... 24

4.6 Advanced usage .............................................................................................................................................................. 25

4.6.1 Using quiet mode ........................................................................................................................................... 26

4.6.2 Using holiday mode ........................................................................................................................................ 27

4.6.3 Reading out information ................................................................................................................................ 27

4.6.4 To configure time and date ............................................................................................................................ 28

4.7 Preset values and schedules........................................................................................................................................... 28

4.7.1 Using preset values......................................................................................................................................... 28

4.7.2 Setting the energy prices................................................................................................................................ 29

4.7.3 Using and programming schedules................................................................................................................ 31

4.7.4 Schedule screen: Example.............................................................................................................................. 34

4.8 Weather-dependent curve ............................................................................................................................................. 38

4.8.1 What is a weather-dependent curve? ........................................................................................................... 38

4.8.2 2-points curve ................................................................................................................................................. 39

4.8.3 Slope-offset curve........................................................................................................................................... 39

4.8.4 Using weather-dependent curves.................................................................................................................. 41

4.9 Menu structure: Overview user settings........................................................................................................................ 43

4.10 Installer settings: Tables to be filled in by installer ........................................................................................................ 44

4.10.1 Configuration wizard ...................................................................................................................................... 44

4.10.2 Settings menu................................................................................................................................................. 44

User reference guide

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5 Energy saving tips 46

6 Maintenance and service 47

6.1 Overview: Maintenance and service .............................................................................................................................. 47

6.2 To find the contact/helpdesk number............................................................................................................................ 48

7 Troubleshooting 49

7.1 To display the help text in case of a malfunction........................................................................................................... 49

7.2 To check the malfunction history ................................................................................................................................... 49

7.3 Symptom: You are feeling too cold (hot) in your living room........................................................................................ 50

7.4 Symptom: The water at the tap is too cold.................................................................................................................... 50

7.5 Symptom: Heat pump failure ......................................................................................................................................... 51

7.6 Symptom: The system is making gurgling noises after commissioning......................................................................... 51

EHVZ04+08S18+23EA6V+9W

Daikin Altherma 3 R F

4P629094-1 – 2020.08

Table of contents

8 Relocation 53

8.1 Overview: Relocation...................................................................................................................................................... 53

9 Disposal 54

10 Glossary 55

EHVZ04+08S18+23EA6V+9W
Daikin Altherma 3 R F
4P629094-1 – 2020.08

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1 | General safety precautions

1 General safety precautions

1.1 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.

1.1.1 Meaning of warnings and symbols

DANGER

Indicates a situation that results in death or serious injury.

DANGER: RISK OF ELECTROCUTION

Indicates a situation that could result in electrocution.

DANGER: RISK OF BURNING/SCALDING

Indicates a situation that could result in burning/scalding 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.

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4

NOTICE

Indicates a situation that could result in equipment or property damage.

INFORMATION

Indicates useful tips or additional information.

Symbols used on the unit:

EHVZ04+08S18+23EA6V+9W

Daikin Altherma 3 R F

4P629094-1 – 2020.08

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".

1 | General safety precautions

1.2 For the user

WARNING

If you are NOT sure how to operate the unit, contact your
installer.

WARNING

Children aged from 8 years and above and persons with
reduced physical, sensory or mental capabilities or lack of
experience and knowledge can only use this appliance if
they have been given supervision or instruction concerning
the use of the appliance by a person responsible for their
safety.

Children MUST NOT play with the appliance.

Cleaning and user maintenance MUST NOT be carried out
by children without supervision.

WARNING

EHVZ04+08S18+23EA6V+9W
Daikin Altherma 3 R F
4P629094-1 – 2020.08

To prevent electrical 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.

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1 | General safety precautions

▪ 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:

CAUTION

▪ Do NOT place any objects or equipment on top of the

unit.

▪ Do NOT sit, climb or stand on the unit.

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.

User reference guide

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EHVZ04+08S18+23EA6V+9W

Daikin Altherma 3 R F

4P629094-1 – 2020.08

2 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:

▪ General safety precautions:

- Safety instructions that you must read before operating your system

- Format: Paper (in the box of the indoor unit)

2 | About this document

▪ 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/

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

Breadcrumbs (example: [4.3]) help you to locate where you are in the menu
structure of the user interface.

1 To enable the breadcrumbs: In the home screen or main menu

screen, press the help button. The breadcrumbs appear in the
top left corner of the screen.

2 To disable the breadcrumbs: Press the help button again.

EHVZ04+08S18+23EA6V+9W
Daikin Altherma 3 R F
4P629094-1 – 2020.08

This document also mentions these breadcrumbs. Example:

1 Go to [4.3]: Space heating/cooling > Operation

range.

This means:

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7

2 | About this document

4

Space heating/cooling

Operation range

4.3

1 Starting from the home screen, turn the left dial and go to

Space heating/cooling.

2 Press the left dial to enter the submenu.

3 Turn the left dial and go to Operation range.

4 Press the left dial to enter the submenu.

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EHVZ04+08S18+23EA6V+9W

Daikin Altherma 3 R F

4P629094-1 – 2020.08

3 About the system

d

a

b

c

e

f

g

BC

A

Depending on the system layout, the system can:

▪ Heat up a space

▪ Cool down a space (if a heating/cooling heatpump model is installed)

▪ Produce domestic hot water (if a DHWtank is installed)

3.1 Components in a typical system layout

3 | About the system

A Main zone. Example: Living room.
B Additional zone. Example: Bedroom.

C Technical room. Example: Garage.
a Outdoor unit heatpump

b Indoor unit heatpump

c Domestic hot water (DHW) tank

d User interface of the indoor unit

e User interface used as room thermostat

f Underfloor heating

g Radiators, heatpump convectors, or fancoil units

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Daikin Altherma 3 R F
4P629094-1 – 2020.08

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4 | Operation

a

b
c

a b c d e

4 Operation

4.1 User interface: Overview

The user interface has the following components:

a Status indicator
b LCD screen
c Dials and buttons

Status indicator

The LEDs of the status indicator light up or blink to show the operating mode of the
unit.

LED Mode Description

Blinking blue Standby The unit is not in operation.

Continuous blue Operation The unit is in operation.

Blinking red Malfunction A malfunction occurred.

See "7.1To display the help text in case

of a malfunction"[449] for more

information.

LCD screen

The LCD screen has a sleeping function. After 15min of non-interaction with the
user interface, the screen darkens. Pressing any button or rotating any dial
awakens the display.

Dials and buttons

You use the dials and buttons:

▪ To navigate through the screens, menus and settings of the LCD screen

▪ To set values

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EHVZ04+08S18+23EA6V+9W

Daikin Altherma 3 R F

4P629094-1 – 2020.08

4 | Operation

+

–

a

OR

b

c

c2

c4

c1

c3

Item Description

a Left dial The LCD shows an arc on the left side of the display when

you can use the left dial.

▪ : Turn, then press the left dial. Navigate through the

menu structure.

▪ : Turn the left dial. Choose a menu item.

▪ : Press the left dial. Confirm your choice or go to a

submenu.

b Back button : Press to go back 1 step in the menu structure.

c Home button : Press to go back to the home screen.

d Help button : Press to show a help text related to the current page (if

available).

e Right dial The LCD shows an arc on the right side of the display when

you can use the right dial.

▪ : Turn, then press the right dial. Change a value or

setting, shown at the right side of the screen.

▪ : Turn the right dial. Navigate through the possible

values and settings.

4.2 Possible screens: Overview

The most common screens are as follows:

▪ : Press the right dial. Confirm your choice and go to

the next menu item.

EHVZ04+08S18+23EA6V+9W
Daikin Altherma 3 R F
4P629094-1 – 2020.08

a Home screen
b Main menu screen

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4 | Operation

6

1.6

bar

26 Feb 2019

22:19

55

21

35

j

e2

l

k1

k2
k3

45

d

e1

g3

g2

h1

g1

f

i2 i3 i4 h2i1

a2a1e3 b c

55

4.2.1 Home screen

c Lower level screens:

c1: Setpoint screen
c2: Detailed screen with values
c3: Screen with weather-dependent curve
c4: Screen with schedule

Press the button to go back to the home screen. You see an overview of the unit
configuration and the room and setpoint temperatures. Only symbols applicable
for your configuration are visible on the home screen.

Possible actions on this screen

Go through the list of the main menu.

Go to the main menu screen.

Enable/disable breadcrumbs.

Item Description

a Domestic hot water

a1 Domestic hot water

a2

Measured tank temperature

b Disinfection / Powerful

Disinfection mode active

Powerful operation mode active

c Emergency

Heat pump failure and system operates in Emergency mode
or heat pump is forced off.

d Current date and time

e Smart energy

(a)

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e1 Smart energy is available via solar panels or smart grid.

e2 Smart energy is currently being used for space heating.

e3 Smart energy is currently being used for domestic hot water.

f Space operation mode

Heating

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Daikin Altherma 3 R F

4P629094-1 – 2020.08

Item Description

6

21

35

g Outdoor / quiet mode

g1

Measured outdoor temperature

(a)

g2 Quiet mode active

g3 Outdoor unit

h Indoor unit / domestic hot water tank

h1 Floor-standing indoor unit with integrated tank

Wall-mounted indoor unit

Wall-mounted indoor unit with separated tank

h2 Water pressure

i Main zone

i1 Installed room thermostat type:

4 | Operation

Unit operation is decided based on the ambient temperature
of the dedicated Human Comfort Interface (BRC1HHDA used
as room thermostat).

Unit operation is decided by the external room thermostat
(wired or wireless).

— No room thermostat installed or set. Unit operation is

decided based on the leaving water temperature regardless
of the actual room temperature and/or heating demand of
the room.

i2 Installed heat emitter type:

Underfloor heating

Fancoil unit

Radiator

i3

i4

Measured room temperature

Leaving water temperature setpoint

j Holiday mode

Holiday mode active

(a)

(a)

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Daikin Altherma 3 R F
4P629094-1 – 2020.08

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4 | Operation

45

a

2

Main zone

Additional zone

Room

Malfunctioning

Space heating/cooling

Item Description

k Additional zone

k1 Installed room thermostat type:

Unit operation is decided by the external room thermostat
(wired or wireless).

— No room thermostat installed or set. Unit operation is

decided based on the leaving water temperature regardless
of the actual room temperature and/or heating demand of
the room.

k2 Installed heat emitter type:

Underfloor heating

Fancoil unit

Radiator

k3

Leaving water temperature setpoint

l Malfunction

A malfunction occurred.

(a)

4.2.2 Main menu screen

Starting from the home screen, press ( ) or turn ( ) the left dial to open
the main menu screen. From the main menu, you can access the different setpoint
screens and submenus.

See "7.1To display the help text in case of a

malfunction"[449] for more information.

(a)

If the corresponding operation (for example: space heating) is not active, the circle is
greyed out.

a Selected submenu

Possible actions on this screen

Go through the list.

Enter the submenu.

Enable/disable breadcrumbs.

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Submenu Description

[0]

or Malfunctioning

Restriction: Only displayed if a malfunction
occurs.

See "7.1To display the help text in case of a

malfunction"[449] for more information.

EHVZ04+08S18+23EA6V+9W

Daikin Altherma 3 R F

4P629094-1 – 2020.08

Submenu Description

4 | Operation

[1]

Room

Restriction: Only displayed if a dedicated
Human Comfort Interface (BRC1HHDA used as
room thermostat) is controlling the indoor
unit.

Set the room temperature.

[2]

Main zone

Shows the applicable symbol for your main
zone emitter type.

Set the leaving water temperature for the
main zone.

[3] Additional zone Restriction: Only displayed if there are two

leaving water temperature zones. Shows the
applicable symbol for your additional zone
emitter type.

Set the leaving water temperature for the
additional zone (if present).

[4]

Space heating/

cooling

Shows the applicable symbol of your unit.

Put the unit in heating mode or cooling mode.
You cannot change the mode on heating only
models.

[5]

Tank

Set the domestic hot water tank temperature.

4.2.3 Setpoint screen

[7]

User settings

Gives access to user settings such as holiday
mode and quiet mode.

[8]

Information

Displays data and information about the
indoor unit.

[9]

Installer settings

Restriction: Only for the installer.

Gives access to advanced settings.

[A]

Commissioning

Restriction: Only for the installer.

Perform tests and maintenance.

[B]

[C]

User profile

Operation

Change the active user profile.

Turn heating/cooling functionality and
domestic hot water preparation on or off.

[D] Wireless gateway Restriction: Only displayed if a wireless LAN

(WLAN) is installed.

Contains settings needed when configuring
the Daikin Residential Controller app.

The setpoint screen is displayed for screens describing system components that
need a setpoint value.

EHVZ04+08S18+23EA6V+9W
Daikin Altherma 3 R F
4P629094-1 – 2020.08

User reference guide

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4 | Operation

+

–

21°C

1

Room

+

–

35°C

2

Main zone

+

–

45°C

3

Additional zone

+

–

50°C

5

Tank

a1

d

+

–

d

e

d

e

c

a2

b1

b2

a bc

a bc

7.2.1

Time/date

Hours

11

30

Minutes

Examples

[1] Room temperature screen

[3] Additional zone screen

Explanation

Possible actions on this screen

[2] Main zone screen

[5] Tank temperature screen

Minimum temperature limit a1 Fixed by the unit

Maximum temperature limit b1 Fixed by the unit

Current temperature c Measured by the unit

Desired temperature d Turn the right dial to increase/

Submenu e Turn or press the left dial to go to

4.2.4 Detailed screen with values

Go through the list of the submenu.

Go to the submenu.

Adjust and automatically apply the desired temperature.

Item Description

a2 Restricted by the installer

b2 Restricted by the installer

decrease.

the submenu.

Example:

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a Settings

EHVZ04+08S18+23EA6V+9W

Daikin Altherma 3 R F

4P629094-1 – 2020.08

b Values

1.6

bar

55

21

35

45

a

1.6
bar

55

21

35

45

b

1.6
bar

55

21

35

45

c

1.6
bar

55

21

35

45

d

c Selected setting and value

Go through the list of settings.

Change the value.

Go to the next setting.

Confirm changes and proceed.

4.3 Turning operation ON or OFF

4.3.1 Visual indication

Certain functionalities of the unit can be enabled or disabled separately. If a
functionality is disabled, the corresponding temperature icon in the home screen
will be greyed out.

4 | Operation

Possible actions on this screen

Room temperature control

a Room temperature control ON
b Room temperature control OFF

Space heating/cooling operation

c Space heating/cooling operation ON
d Space heating/cooling operation OFF

EHVZ04+08S18+23EA6V+9W
Daikin Altherma 3 R F
4P629094-1 – 2020.08

User reference guide

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