Daikin EHVZ04S18DA6V7, EHVZ08S18DA6V7, EHVZ08S23DA6V7, EHVZ08S18DA9W7, EHVZ08S23DA9W7 User reference guide

User reference guide

Daikin Altherma 3 R F

EHVZ04S18DA6V7

EHVZ08S18DA6V7 EHVZ08S23DA6V7

EHVZ08S18DA9W7 EHVZ08S23DA9W7

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.......................................................................................................................................... 13

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

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

4.3 Turning operation ON or OFF ......................................................................................................................................... 16

4.3.1 Visual indication.............................................................................................................................................. 16

4.3.2 To turn ON or OFF .......................................................................................................................................... 17

4.4 Space heating control ..................................................................................................................................................... 18

4.4.1 About space heating control .......................................................................................................................... 18

4.4.2 Setting the space operation mode................................................................................................................. 18

4.4.3 Determining which temperature control you are using ................................................................................ 18

4.4.4 To change the desired room temperature .................................................................................................... 19

4.4.5 To change the desired leaving water temperature ....................................................................................... 19

4.5 Domestic hot water control............................................................................................................................................ 20

4.5.1 About domestic hot water control................................................................................................................. 20

4.5.2 Reheat mode .................................................................................................................................................. 21

4.5.3 Scheduled mode ............................................................................................................................................. 22

4.5.4 Scheduled + reheat mode .............................................................................................................................. 22

4.5.5 To change the domestic hot water temperature .......................................................................................... 23

4.5.6 Using DHW powerful operation ..................................................................................................................... 23

4.6 Advanced usage .............................................................................................................................................................. 24

4.6.1 Using quiet mode ........................................................................................................................................... 25

4.6.2 Using holiday mode ........................................................................................................................................ 26

4.6.3 Reading out information ................................................................................................................................ 26

4.6.4 To configure time and date ............................................................................................................................ 27

4.7 Preset values and schedules........................................................................................................................................... 27

4.7.1 Using preset values......................................................................................................................................... 27

4.7.2 Setting the energy prices................................................................................................................................ 28

4.7.3 Using and programming schedules................................................................................................................ 30

4.7.4 Schedule screen: Example.............................................................................................................................. 31

4.8 Weather-dependent curve ............................................................................................................................................. 35

4.8.1 What is a weather-dependent curve? ........................................................................................................... 35

4.8.2 2-points curve ................................................................................................................................................. 35

4.8.3 Slope-offset curve........................................................................................................................................... 36

4.8.4 Using weather-dependent curves.................................................................................................................. 38

4.9 Menu structure: Overview user settings........................................................................................................................ 40

4.10 Installer settings: Tables to be filled in by installer ........................................................................................................ 41

4.10.1 Configuration wizard ...................................................................................................................................... 41

4.10.2 Settings menu................................................................................................................................................. 41

User reference guide

5 Energy saving tips 43

6 Maintenance and service 44

6.1 Overview: Maintenance and service .............................................................................................................................. 44

6.2 To find the contact/helpdesk number............................................................................................................................ 45

7 Troubleshooting 46

7.1 To display the help text in case of a malfunction........................................................................................................... 46

7.2 To check the malfunction history ................................................................................................................................... 46

7.3 Symptom: You are feeling too cold (hot) in your living room........................................................................................ 46

7.4 Symptom: The water at the tap is too cold.................................................................................................................... 47

7.5 Symptom: Heat pump failure ......................................................................................................................................... 47

7.6 Symptom: The system is making gurgling noises after commissioning......................................................................... 48

EHVZ04+08S18+23DA6V+9W7

Daikin Altherma 3 R F

4P618960-1 – 2020.03

Table of contents

8 Relocation 49

8.1 Overview: Relocation...................................................................................................................................................... 49

9 Disposal 50

10 Glossary 51

EHVZ04+08S18+23DA6V+9W7 Daikin Altherma 3 R F 4P618960-1 – 2020.03

User reference guide

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

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.

User reference guide

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+23DA6V+9W7

Daikin Altherma 3 R F

4P618960-1 – 2020.03

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

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.

EHVZ04+08S18+23DA6V+9W7 Daikin Altherma 3 R F 4P618960-1 – 2020.03

WARNING

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.

User reference guide

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

EHVZ04+08S18+23DA6V+9W7

Daikin Altherma 3 R F

4P618960-1 – 2020.03

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+23DA6V+9W7 Daikin Altherma 3 R F 4P618960-1 – 2020.03

This document also mentions these breadcrumbs. Example:

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

range.

This means:

User reference guide

2 | About this document

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.

User reference guide

EHVZ04+08S18+23DA6V+9W7

Daikin Altherma 3 R F

4P618960-1 – 2020.03

3 About the system

a b

Depending on the system layout, the system can:

▪ Heat up a space

▪ Produce domestic hot water

3.1 Components in a typical system layout

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

3 | About the system

EHVZ04+08S18+23DA6V+9W7 Daikin Altherma 3 R F 4P618960-1 – 2020.03

User reference guide

4 | Operation

b c

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46] for more

information.

LCD screen

The LCD screen has a sleeping function. After a certain time of non-interaction with the user interface, the screen darkens. Pressing any button or rotating any dial awakens the display. The time of non-interaction differs depending on the user permission level:

▪ User or Advanced user: 15min

▪ Installer: 1h

Dials and buttons

You use the dials and buttons:

User reference guide

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

▪ To set values

EHVZ04+08S18+23DA6V+9W7

Daikin Altherma 3 R F

4P618960-1 – 2020.03

4 | Operation

a b c d e

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

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

4.2 Possible screens: Overview

The most common screens are as follows:

available).

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.

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

the next menu item.

EHVZ04+08S18+23DA6V+9W7 Daikin Altherma 3 R F 4P618960-1 – 2020.03

User reference guide

4 | Operation

–

1.6 bar

18 Feb 2018

22:19

4.2.1 Home screen

a Home screen b Main menu 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

The temperatures are shown in circles. If the circle is grey, the corresponding operation (example: space heating) is currently not active.

User reference guide

Outdoor unit

a3 Measured ambient temperature

: Outdoor unit

: Quiet mode active

EHVZ04+08S18+23DA6V+9W7

Daikin Altherma 3 R F

4P618960-1 – 2020.03

Item Description

4 | Operation

Indoor unit /

b1 Indoor unit:

domestic hot water tank

▪ : Floor-standing indoor unit with integrated tank

b2 Water pressure

Space

c : Heating

operation mode

Disinfection / Powerful

▪ : Disinfection mode active

▪ : Powerful operation active

Date / time e Current date and time

Holiday f

Main zone

g1 Heat emitter type:

: Holiday mode active

▪ : Underfloor heating

▪ : Fancoil unit

▪ : Radiator

g2 Leaving water temperature setpoint

g3 Room thermostat type:

Additional zone

Domestic hot water

Malfunction j

▪ : Daikin user interface used as room thermostat

▪ : External control

▪ Hidden: Leaving water temperature control

g4 Measured room temperature

h1 Heat emitter type:

▪ : Underfloor heating

▪ : Fancoil unit

▪ : Radiator

h2 Leaving water temperature setpoint

h3 Room thermostat type:

▪ : External control

▪ Hidden: Leaving water temperature control

: Domestic hot water

i2 Measured tank temperature

or : A malfunction occurred

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

malfunction"[446] for more information.

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.

EHVZ04+08S18+23DA6V+9W7 Daikin Altherma 3 R F 4P618960-1 – 2020.03

User reference guide

4 | Operation

Main zone

Additional zone

Room

Malfunctioning

Space heating/cooling

a Selected submenu

Possible actions on this screen

Go through the list.

Enter the submenu.

Enable/disable breadcrumbs.

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46] for more information.

[1]

Room

Restriction: Only displayed if a room thermostat is connected to 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 for your unit.

You cannot change the operation mode on heating only models.

User reference guide

[5]

Tank

Restriction: Only displayed if a domestic hot water tank is present.

Set the domestic hot water tank temperature.

[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 functionality and domestic hot water preparation on or off.

EHVZ04+08S18+23DA6V+9W7

Daikin Altherma 3 R F

4P618960-1 – 2020.03

4.2.3 Setpoint screen

–

21°C

Room

–

35°C

Main zone

–

45°C

Additional zone

–

50°C

Tank

–

4 | Operation

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

Examples

[1] Room temperature screen

[3] Additional zone screen

Explanation

Possible actions on this screen

[2] Main zone screen

[5] Tank temperature screen

Go through the list of the submenu.

Go to the submenu.

Adjust and automatically apply the desired temperature.

Item Description

Minimum temperature limit a1 Fixed by the unit

a2 Restricted by the installer

Maximum temperature limit b1 Fixed by the unit

b2 Restricted by the installer

Current temperature c Measured by the unit

Desired temperature d Turn the right dial to increase/

decrease.

Submenu e Turn or press the left dial to go to

the submenu.

EHVZ04+08S18+23DA6V+9W7 Daikin Altherma 3 R F 4P618960-1 – 2020.03

User reference guide

4 | Operation

a bc

7.2.1

Time/date

Hours

Minutes

1.6

bar

1.6 bar

4.2.4 Detailed screen with values

Example:

a Settings

b Values

c Selected setting and value

Possible actions on this screen

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.

Room temperature control

a Room temperature control ON b Room temperature control OFF

Space heating operation

User reference guide

c Space heating/cooling operation ON

d Space heating/cooling operation OFF

EHVZ04+08S18+23DA6V+9W7

Daikin Altherma 3 R F

4P618960-1 – 2020.03

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