Daikin Altherma 3 R F Installer's Reference Manual
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Daikin Altherma 3 R F Installer's Reference Manual

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ERGA04DAV3(A)
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Daikin Altherma 3 R F
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Summary of Contents for Daikin Altherma 3 R F

  • Page 1 Installer reference guide Daikin Altherma 3 R F ERGA04DAV3(A) ERGA06DAV3(A) EHVX04S18D*3V7 ERGA08DAV3(A) EHVX04S18D*6V7 EHVX04S23D*3V7 EHVH04S18D*6V7 EHVX04S23D*6V7 EHVH04S23D*6V7 EHVX08S18D*6V7 EHVH08S18D*6V7 EHVX08S23D*6V7 EHVH08S23D*6V7 EHVX08S18D*9W7 EHVH08S18D*9W7 EHVX08S23D*9W7 EHVH08S23D*9W7...

  • Page 2: Table Of Contents

    Installation site requirements of the outdoor unit..................48 6.2.2 Additional installation site requirements of the outdoor unit in cold climates..........50 6.2.3 Installation site requirements of the indoor unit ..................51 Installer reference guide ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Daikin Altherma 3 R F 4P618947-1 – 2020.03...
  • Page 3 About electrical compliance........................... 92 7.9.3 Precautions when connecting the electrical wiring..................93 7.9.4 Guidelines when connecting the electrical wiring..................93 7.9.5 Specifications of standard wiring components....................94 ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...
  • Page 4 To remove the water filter ..........................194 11.5.2 To clean the water filter in case of trouble....................194 11.5.3 To install the water filter ..........................196 Installer reference guide ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Daikin Altherma 3 R F 4P618947-1 – 2020.03...
  • Page 5 Table 3 – Minimum venting opening area for natural ventilation: indoor unit ............222 14.8 ESP curve: Indoor unit..............................224 15 Glossary 16 Field settings table ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...

  • Page 6: General Safety Precautions

    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: ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...

  • Page 7: For The Installer

    Improper installation or attachment of equipment or accessories could result in electrical shock, short-circuit, leaks, fire or other damage to the equipment. Only use accessories, optional equipment and spare parts made or approved by Daikin. WARNING Make sure installation, testing and applied materials comply with applicable legislation (on top of the instructions described in the Daikin documentation).

  • Page 8: Installation Site

    Corrosion of copper pipes or soldered parts may cause the refrigerant to leak. 1.2.3 Refrigerant If applicable. See the installation manual or installer reference guide of your application for more information. ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...
  • Page 9 Make sure there is no oxygen in the system. Refrigerant may only be charged after performing the leak test and the vacuum drying. Possible consequence: Self-combustion and explosion of the compressor because of oxygen going into the operating compressor. ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...

  • Page 10: Brine

    70°C. In case of a brine leak, hot parts inside the unit can create a hazardous situation. WARNING The use and installation of the application MUST comply with the safety and environmental precautions specified in the applicable legislation. ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...

  • Page 11: Water

    When installing the earth leakage protector, make sure it is compatible with the inverter (resistant to high frequency electric noise) to avoid unnecessary opening of the earth leakage protector. ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...
  • Page 12 Running the product in reversed phase can break the compressor and other parts. ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...

  • Page 13: About The Documentation

    The original documentation is written in English. All other languages are translations. Technical engineering data ▪ A subset of the latest technical data is available on the regional Daikin website (publicly accessible). ▪ The full set of latest technical data is available on the Daikin Business Portal (authentication required).
  • Page 14 Note: There is also an installer settings table in the user reference guide. This table has to be filled in by the installer and handed over to the user. ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...

  • Page 15: About The Box

    1 Handle the unit using the sling to the left and the handle to the right. Pull up both sides of the sling at the same time to prevent disconnection of the sling from the unit. ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...

  • Page 16: To Remove The Accessories From The Outdoor Unit

    Fluorinated greenhouse gases label c Multilingual fluorinated greenhouse gases label d Energy label e Unit mounting plate f Bolts, nuts, washers, spring washers and wire clamp ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...

  • Page 17: Indoor Unit

    Handles at the back of the unit Handles at the bottom of the unit. Carefully tilt the unit to the back so that the handles become visible. ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...

  • Page 18: About The Units And Options

    Explanation European split outdoor pair heat pump Medium water temperature – ambient zone: −10~−20°C Refrigerant R32 Capacity class Model series Power supply A=Austrian model [—]=Non-Austrian model ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...

  • Page 19: Identification Label: Indoor Unit

    It is recommended to install this option in colder regions with possible low ambient temperatures or heavy snowfall. For installation instructions, see the installation manual of the drain pan heater. ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...

  • Page 20: Possible Options For The Indoor Unit

    Space heating/cooling On/OFF output ▪ Changeover to external heat source For installation instructions, see the installation manual of the digital I/O PCB and addendum book for optional equipment. ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...
  • Page 21 For providing space heating/cooling, it is possible to use heat pump convectors (FWXV). For installation instructions, see the installation manual of the heat pump convectors, and the addendum book for optional equipment. ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...

  • Page 22: Possible Combinations Of Indoor Unit And Outdoor Unit

    For installation instructions, see the installation manual of the LAN adapter. 4.3.3 Possible combinations of indoor unit and outdoor unit Indoor unit Outdoor unit ERGA04 ERGA06 ERGA08 EHVH/X04 — — EHVH/X08 — ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...

  • Page 23: Application Guidelines

    In case an external room thermostat is used and room frost protection needs to be guaranteed in all conditions, then you have to set Emergency [9.5] to Automatic. ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...

  • Page 24: Single Room

    For your daily needs, you can use preset values and schedules. To deviate from your daily needs, you can temporarily overrule the preset values and schedules, or use the holiday mode. ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...
  • Page 25 Code: [C-05] heating or cooling demand. Benefits ▪ Wireless. The Daikin external room thermostat is available in a wireless version. ▪ Efficiency. Although the external room thermostat only sends ON/OFF signals, it is specifically designed for the heat pump system. ▪...
  • Page 26 ▪ Cooling. The heat pump convector offers, besides heating capacity, also excellent cooling capacity. ▪ Efficiency. Optimal energy efficiency because of the interlink function. ▪ Stylish. ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...
  • Page 27 ON/ ▪ #: [2.A] OFF condition. No separation between ▪ Code: [C-05] heating or cooling demand. ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...

  • Page 28: Multiple Rooms - One Lwt Zone

    A thermostatic valve is installed before the underfloor heating in each of the other rooms. INFORMATION Mind situations where the main room can be heated by another heating source. Example: Fireplaces. ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...
  • Page 29 Configuration Setting Value Unit temperature control: 0 (Leaving water): Unit operation is decided based on the leaving water ▪ #: [2.9] temperature. ▪ Code: [C-07] ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...
  • Page 30 Unit operation is decided by the ▪ #: [2.9] external thermostat. ▪ Code: [C-07] Number of water temperature zones: 0 (Single zone): Main ▪ #: [4.4] ▪ Code: [7-02] ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...
  • Page 31 EKVKHPC on each heat pump convector. Configuration Setting Value Unit temperature control: 0 (Leaving water): Unit operation is decided based on the leaving water ▪ #: [2.9] temperature. ▪ Code: [C-07] ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...

  • Page 32: Multiple Rooms - Two Lwt Zones

    Bed rooms (additional zone) Heat pump convectors: ▪ In heating: 45°C ▪ In cooling: 12°C Setup A Additional leaving water temperature zone B Room 1 C Room 2 ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...
  • Page 33 External room thermostat for the convector can only send a thermo ON/ additional zone: OFF condition. No separation between ▪ #: [3.A] heating or cooling demand. ▪ Code: [C-06] ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...

  • Page 34: Setting Up An Auxiliary Heat Source For Space Heating

    During heating operation of the auxiliary boiler, the auxiliary boiler operates to achieve the desired water temperature set via the auxiliary boiler controller. Setup ▪ Integrate the auxiliary boiler as follows: ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...
  • Page 35 Make sure the auxiliary boiler and its integration in the system complies with applicable legislation. ▪ Daikin is NOT responsible for incorrect or unsafe situations in the auxiliary boiler system. ▪ Make sure the return water to the heat pump does NOT exceed 55°C. To do so: Set the desired water temperature via the auxiliary boiler controller to maximum 55°C.
  • Page 36 NOT influenced or turned ON/OFF by direct sunlight. ▪ Frequent changeover may cause corrosion of the auxiliary boiler. Contact the manufacturer of the auxiliary boiler for more information. ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...

  • Page 37: Setting Up The Domestic Hot Water Tank

    Are there any other domestic hot water — needs? Example: If the DHW consumption of a family (4 persons) per day is as follows: ▪ 3 showers ▪ 1 bath ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...
  • Page 38 ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...

  • Page 39: Setup And Configuration - Dhw Tank

    DHW pump (field supply) d Heater element (field supply) e Non‑return valve (field supply) f Shower (field supply) g Cold water h Domestic hot water OUT i Recirculation connection ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...

  • Page 40: Setting Up The Energy Metering

    ▪ Setup and configuration: No additional equipment needed. 5.5.2 Consumed energy You can use the following methods to determine the consumed energy: ▪ Calculating ▪ Measuring ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...

  • Page 41: Normal Kwh Rate Power Supply

    Backup heater supplied from a three- (*6V (6T1): 3~ 230 V) phase grid (i.e. the backup heater (*9W: 3N~ 400 V) model is *9W or *6V connected to a three-phase grid) ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...

  • Page 42: Preferential Kwh Rate Power Supply

    5.5.4 Preferential kWh rate power supply General rule ▪ Power meter 1: Measures the outdoor unit. ▪ Power meter 2: Measures the rest (i.e. indoor unit and backup heater). ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...

  • Page 43: Setting Up The Power Consumption Control

    The power limitation level can be expressed as: Maximum running current (in A) Maximum power input (in kW) ▪ The power limitation level can be activated: Permanently By digital inputs ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...

  • Page 44: Permanent Power Limitation

    5.6.2 Power limitation activated by digital inputs Power limitation is also useful in combination with an energy management system. The power or current of the entire Daikin system is limited dynamically by digital inputs (maximum four steps). Each power limitation level is set via the user interface by limiting one of the following: ▪...

  • Page 45: Power Limitation Process

    Turns OFF the outdoor unit. Example If the configuration is as follows: Power limitation level does NOT allow operation of backup heater (step 1). Then power consumption is limited as follows: ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...

  • Page 46: Setting Up An External Temperature Sensor

    When the power saving functionality of the outdoor unit is active, the outdoor unit is turned down to reduce standby energy losses. As a result, the outdoor ambient temperature is NOT read out. ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...
  • Page 47 To protect the outdoor unit, the internal sensor of the outdoor unit is always used. ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...

  • Page 48: Preparation

    Refrigerant piping requirements (length, height difference). See further in this "Preparation" chapter. Mind the following spacing guidelines: >250 >350 >250 >250 (mm) (mm) Air outlet Air inlet ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...
  • Page 49 In places where a mineral oil mist, spray or vapour may be present in the atmosphere. Plastic parts may deteriorate and fall off or cause water leakage. ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...

  • Page 50: Additional Installation Site Requirements Of The Outdoor Unit In Cold Climates

    Sweden, … 1 Remove the screws holding the suction grille. 2 Remove the suction grille, and dispose of it. 3 Reattach the screws to the unit. ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...

  • Page 51: Installation Site Requirements Of The Indoor Unit

    NOT affected by the snow. If necessary, install a snow cover or shed and a pedestal. 6.2.3 Installation site requirements of the indoor unit INFORMATION Also read the precautions and requirements in the "General safety precautions" chapter. ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...
  • Page 52 Do NOT use means to accelerate the defrosting process or to clean the equipment, other than those recommended by the manufacturer. ▪ Be aware that R32 refrigerant does NOT contain an odour. ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...
  • Page 53 Joints made in installation between parts of refrigerant system shall be accessible for maintenance purposes. WARNING Make sure installation, servicing, maintenance and repair comply with instructions from Daikin and with applicable legislation (for example national gas regulation) and are executed only by authorised persons. NOTICE ▪...
  • Page 54 ▪ Ventilation openings to the outside are NOT considered suitable ventilation openings (the user can block them when it is cold). ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...

  • Page 55: Preparing Refrigerant Piping

    6.4 Preparing water piping ▪ Valve towards expansion vessel. The valve towards the expansion vessel (if equipped) MUST be open. ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...

  • Page 56: Water Circuit Requirements

    ▪ Water pressure. The maximum water pressure is 4  bar. Provide adequate safeguards in the water circuit to ensure that the maximum pressure is NOT exceeded. ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...
  • Page 57 Non-brass metallic piping. When using non-brass metallic piping, insulate the brass and non-brass properly so that they do NOT make contact with each other. This to prevent galvanic corrosion. ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...

  • Page 58: Formula To Calculate The Expansion Vessel Pre-Pressure

    Minimum water volume For EHVH*, there are no requirements for the minimum water volume. For EHVX*, check that the total water volume in the installation is minimum 10 litres. ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...
  • Page 59 Use the following graph to determine the maximum water volume for the calculated pre-pressure. Pre-pressure (bar) Maximum water volume (l) Example: Maximum water volume and expansion vessel pre-pressure ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...

  • Page 60: Changing The Pre-Pressure Of The Expansion Vessel

    "9.4  Checklist during commissioning" [  181]. 6.4.4 Changing the pre-pressure of the expansion vessel NOTICE Only a licensed installer may adjust the pre-pressure of the expansion vessel. ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...

  • Page 61: To Check The Water Volume: Examples

    Because 250  l is lower than 290  l, the expansion vessel is appropriate for the installation. 6.5 Preparing electrical wiring 6.5.1 About preparing electrical wiring INFORMATION Also read the precautions and requirements in the "General safety precautions" chapter. ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...

  • Page 62: About Preferential Kwh Rate Power Supply

    The indoor unit is designed to receive an input signal by which the unit switches into forced off mode. At that moment, the outdoor unit compressor will not operate. ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...

  • Page 63: Overview Of Electrical Connections Except External Actuators

    6.5.4 Overview of electrical connections for external and internal actuators Item Description Wires Maximum running current Outdoor unit and indoor unit power supply Power supply for outdoor 2+GND unit ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...
  • Page 64 More technical specifications of the different connections are indicated on the inside of the indoor unit. Backup heater type Power supply Required number of conductors 1N~ 230 V 2+GND ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...
  • Page 65 Preparation Backup heater type Power supply Required number of conductors 1N~ 230 V (6V) 2+GND 3~ 230 V (6T1) 3+GND 3N~ 400 V 4+GND ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...

  • Page 66: Installation

    DANGER: RISK OF ELECTROCUTION Do NOT leave the unit unattended when the service cover is removed. 7.2.2 To open the outdoor unit DANGER: RISK OF ELECTROCUTION ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...

  • Page 67: To Open The Indoor Unit

    2 Remove the user interface panel. Open the hinges at the top and slide the top panel upwards. NOTICE If you remove the user interface panel, also disconnect the cables from the back of the user interface panel to prevent damage. ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...
  • Page 68 ▪ When you need access to the high voltage switch box 2× 5 If you need access to the high voltage components, remove the high voltage switch box cover. ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...

  • Page 69: To Lower The Switch Box On The Indoor Unit

    2 Tilt the switch box to the front and lift it out of its hinges. 2× 3 Place the switch box lower on the unit. Use the 2 hinges located lower on the unit. ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...

  • Page 70: Mounting The Outdoor Unit

    Additionally, make sure the unit is positioned at least 100  mm above the maximum expected level of snow. INFORMATION The maximum height of the upper protruding part of the bolts is 15 mm. ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...
  • Page 71 Option 2: On plastic mounting feet In this case, you can use the bolts, nuts, washers and spring washers delivered with the unit as accessories. 0 mm ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...
  • Page 72 The EKFT008D option kit is recommended in areas with heavy snowfall. 4× (mm) a Maximum snowfall height b EKFT008D option kit c Anti-vibration rubber (field supply) ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...

  • Page 73: To Install The Outdoor Unit

    Air outlet NOTICE Properly align the unit. Make sure the backside of the unit does NOT protrude. 3 Remove the protective cardboard and instruction sheet. ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...

  • Page 74: To Provide Drainage

    In short, the drain pan must be installed level (with a tolerance of 1° at all sides) and as follows: a Drain pan b U-beams ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...

  • Page 75: To Prevent The Outdoor Unit From Falling Over

    In case the unit is installed in places where strong wind can tilt the unit, take following measure: 1 Prepare 2 cables as indicated in the following illustration (field supply). 2 Place the 2 cables over the outdoor unit. ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...

  • Page 76: Mounting The Indoor Unit

    3 Slide the indoor unit into position. 4 Adjust the height of the leveling feet to compensate for floor irregularities. The maximum allowed deviation is 1°. ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...

  • Page 77: To Connect The Drain Hose To The Drain

    4 Reattach the side panel. Ensure the water can flow through the drain tube. It is recommended to use a tundish to collect the water. Option 1: Through the left side panel 3× ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...

  • Page 78: Connecting The Refrigerant Piping

    7.5.2 Precautions when connecting the refrigerant piping INFORMATION Also read the precautions and requirements in the following chapters: ▪ General safety precautions ▪ Preparation DANGER: RISK OF BURNING ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...

  • Page 79: Guidelines When Connecting The Refrigerant Piping

    ALWAYS use 2 wrenches together when loosening a flare nut. ▪ ALWAYS use a spanner and torque wrench together to tighten the flare nut when connecting the piping. This to prevent nut cracking and leaks. ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...

  • Page 80: Pipe Bending Guidelines

    Flare tool for R32 Conventional flare tool (clutch type) Clutch type Wing nut type (Ridgid-type) (Imperial-type) 0~0.5 mm 1.0~1.5 mm 1.5~2.0 mm 5 Check that the flaring is properly made. ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...

  • Page 81: To Braze The Pipe End

    The following figure shows the stop valve parts required when handling the valve. Service port and service port cap Valve stem Field piping connection Stem cap ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...
  • Page 82 After handling the stop valve, tighten the stem cap, and check for refrigerant leaks. Item Tightening torque (N∙m) Stem cap, liquid side 13.5~16.5 Stem cap, gas side 22.5~27.5 ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...

  • Page 83: To Connect The Refrigerant Piping To The Outdoor Unit

    7.5.9 To connect the refrigerant piping to the indoor unit 1 Connect the liquid stop valve from the outdoor unit to the refrigerant liquid connection of the indoor unit. Refrigerant liquid connection ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...

  • Page 84: Checking The Refrigerant Piping

    NOTICE Use this vacuum pump for R32 exclusively. Using the same pump for other refrigerants may damage the pump and the unit. ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...

  • Page 85: To Check For Leaks

    2 Leave as is for 4-5 minutes and check the pressure: If the pressure… Then… Does not change There is no moisture in the system. This procedure is finished. ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...

  • Page 86: Charging Refrigerant

    Typical workflow – Charging additional refrigerant typically consists of the following stages: 1 Determining if and how much you have to charge additionally. 2 If necessary, charging additional refrigerant. ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...

  • Page 87: Precautions When Charging Refrigerant

    R=(total length (m) of liquid piping⁠ – ⁠ 1 0 m)×0.020 R=Additional charge (kg) (rounded in units of 0.01 kg) INFORMATION Piping length is the one-way length of liquid piping. ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...

  • Page 88: To Determine The Complete Recharge Amount

    Use the GWP value mentioned on the refrigerant charge label. That GWP is based on the current legislation on fluorinated greenhouse gases. The GWP mentioned in the manual might be outdated. ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...

  • Page 89: Connecting Water Piping

    1 Install the shut-off valves on the space heating water pipes. 2 Screw the indoor unit nuts on the shut-off valve. 3 Connect the domestic hot water in and out pipes to the indoor unit. ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...
  • Page 90 A pressure relief valve (field supply) with an opening pressure of maximum 10  bar (=1  MPa) must be installed on the domestic cold water inlet connection in accordance with the applicable legislation. ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...

  • Page 91: To Connect The Recirculation Piping

    7.8.6 To fill the domestic hot water tank 1 Open every hot water tap in turn to purge air from the system pipe work. ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...

  • Page 92: To Insulate The Water Piping

    Equipment complying with EN/IEC  61000‑3‑12 (European/International Technical Standard setting the limits for harmonic currents produced by equipment connected to public low-voltage systems with input current >16 A and ≤75 A per phase.). ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...

  • Page 93: Precautions When Connecting The Electrical Wiring

    Round crimp-style terminal ▪ Use the following methods for installing wires: Wire type Installation method Single-core wire AA´ A´ a Curled single-core wire b Screw c Flat washer ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...

  • Page 94: Specifications Of Standard Wiring Components

    7.9.6 To connect the electrical wiring to the outdoor unit 1 Remove the switch box cover. 2× ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...
  • Page 95 1× 1× 6 Connect an earth leakage circuit breaker and fuse to the power supply line. ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...

  • Page 96: To Connect The Electrical Wiring To The Indoor Unit

    Power consumption digital inputs (field supply) ▪ Outdoor ambient temperature sensor (option) ▪ Indoor ambient temperature sensor (option) ▪ Electrical meters (field supply) ▪ Safety thermostat (field supply) ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...

  • Page 97: To Connect The Main Power Supply

    4 Seal the low voltage wiring intake using the sealing tape (delivered as accessory). Without low voltage cables With low voltage cables 7.9.8 To connect the main power supply 1 Connect the main power supply. ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...
  • Page 98 The preferential kWh rate power supply contact is connected to the same terminals (X5M/9+10) as the safety thermostat. Thus, the system can have EITHER preferential kWh rate power supply OR a safety thermostat. ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...

  • Page 99: To Connect The Backup Heater Power Supply

    Factory-mounted cable connected to the contactor of the backup heater, inside the switch box (K1M for *3V models, K5M for *6V and *9W models) Field wiring (see table below) ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...
  • Page 100 230 V AC *6V (6V: 1N~ 230 V) Q1DI 1N~, 50 Hz 230 V AC *6V (6T1: 3~ 230 V) Q1DI 3~, 50 Hz L1 L2 L3 230 V AC ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...

  • Page 101: To Connect The Shut-Off Valve

    1 Connect the valve control cable to the appropriate terminals as shown in the illustration below. NOTICE Wiring is different for a NC (normally closed) valve and a NO (normally open) valve. ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...

  • Page 102: To Connect The Electricity Meters

    2 Fix the cable with cable ties to the cable tie mountings. 7.9.13 To connect the alarm output 1 Connect the alarm output cable to the appropriate terminals as shown in the illustration below. ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...

  • Page 103: To Connect The Space Cooling/Heating On/Off Output

    7.9.15 To connect the changeover to external heat source 1 Connect the changeover to external heat source cable to the appropriate terminals as shown in the illustration below. ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...

  • Page 104: To Connect The Power Consumption Digital Inputs

    7.9.17 To connect the safety thermostat (normally closed contact) 1 Connect the safety thermostat (normally closed) cable to the appropriate terminals as shown in the illustration below. 9 10 ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...

  • Page 105: Finishing The Outdoor Unit Installation

    7.11.1 To close the indoor unit 1 Close the cover of the switch box. 2 Put the switch box back into place. 3 Reinstall the top panel. ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...
  • Page 106 6 Reconnect the cables to the user interface panel. 7 Reinstall the user interface panel. NOTICE When closing the indoor unit cover, make sure that the tightening torque does NOT exceed 4.1 N•m. ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...

  • Page 107: Configuration

    "8.7 Menu structure: Overview installer settings" [  179] 8.1.1 To access the most used commands To change the user permission level You can change the user permission level as follows: ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...
  • Page 108 1 Set the user permission level to Installer. See "To change — the user permission level" [  107]. 2 Go to [9.I]: Installer settings > Overview field settings. ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...

  • Page 109: Configuration Wizard

    (use the breadcrumbs). For the setting… Refer to… Language [7.1] Time/date [7.2] Hours — Minutes Year Month System ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...
  • Page 110 Heating WD curve [3.5] (if applicable) Cooling WD curve [3.6] (if applicable) Schedule [3.1] Tank Heat up mode [5.6] "8.5.6 Tank" [  150] Comfort setpoint [5.2] Eco setpoint [5.3] Reheat setpoint [5.4] ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...

  • Page 111: Possible Screens

    18 Feb 2018 22:19 Possible actions on this screen Go through the list of the main menu. Go to the main menu screen. Enable/disable breadcrumbs. ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...
  • Page 112 ▪ : Fancoil unit ▪ : Radiator g2 Leaving water temperature setpoint g3 Room thermostat type: ▪ : Daikin user interface used as room thermostat ▪ : External control ▪ Hidden: Leaving water temperature control g4 Measured room temperature Additional...

  • Page 113: Main Menu Screen

    Shows the applicable symbol for your unit. cooling Put the unit in heating mode or cooling mode. You cannot change the mode on heating only models. ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...

  • Page 114: Menu Screen

    [2] Main zone screen °C °C – – Room Main zone [3] Additional zone screen [5] Tank temperature screen °C °C – – Tank Additional zone ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...

  • Page 115: Detailed Screen With Values

    Go to the next setting. Confirm changes and proceed. 8.3.7 Schedule screen: Example This example shows how to set a room temperature schedule in heating mode for the main zone. ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...
  • Page 116 To clear the content of the week schedule 1 Select the name of the current schedule. User defined 1 2 Select Delete. Delete Rename Select 3 Select OK to confirm. ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...
  • Page 117 In this example, Monday is the first day you programmed. Thus, the last programmed action is valid up to the first action of next Monday. ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...
  • Page 118 5 Repeat this action for all other weekdays. — User defined 1 To program the schedule for Saturday and copy it to Sunday 1 Select Saturday. 2 Select Edit. ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...
  • Page 119 The schedule name can contain up to 15 characters. 5 Confirm the new name. INFORMATION Not all schedules can be renamed. ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...

  • Page 120: Weather-Dependent Curve

    See "8.4.4 Using weather-dependent curves" [  123]. 8.4.2 2-points curve Define the weather-dependent curve with these two setpoints: ▪ Setpoint (X1, Y2) ▪ Setpoint (X2, Y1) ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...

  • Page 121: Slope-Offset Curve

    Examples Weather-dependent curve when slope is selected: ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...
  • Page 122 The icon corresponds to the heat emitter for that zone: ▪ : Underfloor heating ▪ : Fan coil unit ▪ : Radiator ▪ : Domestic hot water tank ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...

  • Page 123: Using Weather-Dependent Curves

    [2.5] Main zone > Heating WD curve Main zone – Cooling [2.6] Main zone > Cooling WD curve Additional zone – Heating [3.5] Additional zone > Heating WD curve ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...
  • Page 124 Cold ↑ ↑ ↑ ↑ Cold ↓ ↑ ↓ ↑ — ↓ — ↓ Cold ↑ ↓ ↑ ↓ ↓ ↓ ↓ ↓ "8.4.2 2-points curve" [  120]. ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...

  • Page 125: Settings Menu

    [2.9]. Perform actions according to the table below. Main zone unit control method [2.9] Description Leaving water temperature control Room frost protection is NOT guaranteed. ([C‑07]=0) ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...
  • Page 126 The unit will supply leaving water to the the outdoor ambient temperature heat emitters to heat up the room drops below 4°C again, and the leaving water temperature setpoint will be lowered. ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...
  • Page 127 Room frost protection is active even if the user does NOT confirm emergency operation. ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...

  • Page 128: Main Zone

    Influence of the LWT setpoint mode [2.4] is as follows: ▪ In Fixed LWT setpoint mode, the scheduled actions consist of desired leaving water temperatures, either preset or custom. ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...
  • Page 129 10°C. Heating WD curve Set weather-dependent heating for the main zone (if [2.4]=1 or 2): ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...
  • Page 130 Note: This value should be lower than [1‑02] as for high outdoor temperatures less warm water is required. Cooling WD curve Set weather-dependent cooling for the main zone (if [2.4]=2): ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...
  • Page 131 It is important to set Emitter type correctly and in accordance with your system layout. The target delta T for the main zone depends on it. ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...
  • Page 132 Setpoint range To prevent a wrong (i.e. too hot or too cold) leaving water temperature for the main leaving water temperature zone, limit its temperature range. ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...
  • Page 133 Leaving water temperature range for the main leaving water temperature zone (= the leaving water temperature zone with the lowest leaving water temperature in heating operation and the highest leaving water temperature in cooling operation) ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...
  • Page 134 If an external room thermostat is used, the external room thermostat will control the room frost protection. However, the room frost protection is only possible if [C.2] Space heating/cooling=On. ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...
  • Page 135 In heating, the target delta T will only be achieved after some operation time, when the setpoint is being reached, because of the big difference between leaving water temperature setpoint and inlet temperature at startup. ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...
  • Page 136 [2.C.1] [8‑05] Modulation: ▪ 0 No (disabled) ▪ 1 Yes (enabled) Note: The desired leaving water temperature can only be read out on the user interface. ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...
  • Page 137 The shut off valve: ▪ 0 No: is NOT influenced by heating or cooling demand. ▪ 1 Yes: closes when there is NO heating or cooling demand. ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...

  • Page 138: Additional Zone

    Example" [  115]. Setpoint mode The setpoint mode of the additional zone can be independently set from the setpoint mode of the main zone. "Setpoint mode" [  129]. ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...
  • Page 139 Note: This value should be lower than [0‑01] as for high outdoor temperatures less warm water is required. Cooling WD curve Set weather-dependent cooling for the additional zone (if [3.4]=2): ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...
  • Page 140 Additional zone range [9‑05]~[9‑06] [1‑0C] 0: Underfloor Maximum 55°C Variable (see [3.B.1]) heating 1: Fancoil unit Maximum 55°C Variable (see [3.B.1]) 2: Radiator Maximum 65°C Fixed 10°C ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...
  • Page 141 Leaving water. ▪ External room thermostat if the control type of the main zone is: External room thermostat,or Room thermostat. ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...

  • Page 142: Space Heating/Cooling

    To check which space operation mode is currently used The space operation mode is displayed on the home screen: ▪ When the unit is in heating mode, the icon is shown. ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...
  • Page 143 Operation mode=Automatic, and ▪ Operation mode schedule=Reversible. The unit determines its operation mode in such a way that it will always stay within the following operation ranges: ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...
  • Page 144 Changeover settings related to the indoor temperature. Only applicable when Automatic is selected and the system is configured in room thermostat control with 1 leaving water temperature zone and quick heat emitters. ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...
  • Page 145 Code Description [4.4] [7‑02] ▪ 0: Single zone Only one leaving water temperature zone: a Main LWT zone ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...
  • Page 146 When the space heating/cooling operation is OFF, the pump is always OFF. When space heating/cooling operation is ON, you have the choice between these operation modes: ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...
  • Page 147 Sample is ONLY available in leaving water temperature control. a Space heating/cooling control b Off c On d LWT temperature e Actual f Desired g Pump operation ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...
  • Page 148 With this limitation range, delta  T is possible and the comfort is guaranteed. The maximum values depend on the unit type: ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...
  • Page 149 Use this setting to compensate for possible heat losses of the building due to the evaporation of melted ice or snow. (e.g. in cold region countries). ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...

  • Page 150: Tank

    1 Go to [5.1]: Tank > Powerful operation 2 Turn powerful operation Off or On. Usage example: You immediately need more hot water If you are in the following situation: ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...
  • Page 151 Reheat setpoint: ▪ 30°C~min(50,[6‑0E])°C Schedule You can set the tank temperature schedule using the schedule screen. For more information about this screen, see "8.3.7 Schedule screen: Example" [  115]. ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...
  • Page 152 3: Wednesday ▪ 4: Thursday ▪ 5: Friday ▪ 6: Saturday ▪ 7: Sunday [5.7.3] [2‑02] Start time [5.7.4] [2‑03] Tank setpoint: 60°C [5.7.5] [2‑04] Duration: 40~60 minutes ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...
  • Page 153 The maximum temperature that users can select for the domestic hot water. You can use this setting to limit the temperatures at the hot water taps. ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...
  • Page 154 Code Description [5.A] [6-08] Reheat hysteresis ▪ 2°C~20°C Setpoint mode Code Description [5.B] Setpoint mode: ▪ Fixed ▪ Weather dependent ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...
  • Page 155 [6-01] The temperature difference determining the heat pump OFF temperature. Range: 0°C~10°C Example: setpoint (T )>maximum heat pump temperature–[6‑01] (T –[6‑01]) HP MAX BUH Backup heater ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...

  • Page 156: User Settings

    By default, daylight savings time is enabled and clock format is set to 24 hours. If you want to change these settings, you can do this in the menu structure (User settings > Time/date) once the unit is initialised. ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...
  • Page 157 You can: ▪ Completely deactivate quiet mode ▪ Manually activate a quiet mode level until the next scheduled action ▪ Use and program a quiet mode schedule ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...
  • Page 158 Only applicable in combination with the bivalent function. See also "Bivalent" [  173]. Code Description [7.5.1] Electricity price > High [7.5.2] Electricity price > Medium [7.5.3] Electricity price > Low [7.6] Gas price ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...
  • Page 159 An incentive can be taken into account when setting the energy prices. Although the running cost can increase, the total operation cost, taking into account the reimbursement will be optimized. ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...

  • Page 160: Information

    [7.5.1]=17 8.5.8 Information Dealer information The installer can fill in his contact number here. Code Description [8.3] Number that users can call in case of problems. ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...

  • Page 161: Installer Settings

    • [E-05]: Can the system prepare domestic hot water? • [E-06]: Is a domestic hot water tank installed in the system? • [E-07]: What kind of domestic hot water tank is installed? ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...
  • Page 162 When measuring the resistance value of each heater, you can set the exact heater capacity and this will lead to more accurate energy data. ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...
  • Page 163 [6‑03]+[6‑04]. INFORMATION If [4‑0A]=3 and emergency mode is active, the power usage of the backup heater is maximal and equal to 2×[6‑03]+[6‑04]. ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...
  • Page 164 Only for systems with integrated domestic hot water tank: If the storage temperature setpoint is higher than 50°C, Daikin recommends NOT to disable the backup heater second step because it will have a big impact on the required time for the unit to heat up the domestic hot water tank.
  • Page 165 NOT confirm emergency operation. Balancing Priorities For systems with an integrated domestic hot water tank. ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...
  • Page 166 [8-04]. Range: 0~10 hours Remark: The minimum time is 0.5 hours even when the selected value is 0. [9.6.5] Minimum running timer: Do NOT change. ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...
  • Page 167 Maximum running time domestic hot water Water pipe freeze prevention Only relevant for installations with water piping outdoors. This function tries to protect outdoor water piping from freezing. ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...
  • Page 168 Therefore, always enable the auto restart function. ▪ 3 Safety thermostat: A safety thermostat is connected to the system (normal closed contact) ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...
  • Page 169 Type: ▪ 0 Amp: The limitation values are set in A. ▪ 1 kW: The limitation values are set in kW. Limit when [9.9.1]=Continuous and [9.9.2]=Amp: ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...
  • Page 170 Limits when [9.9.1]=Inputs and [9.9.2]=kW: Code Description [9.9.9] [5-09] Limit 1: 0 kW~20 kW [9.9.A] [5-0A] Limit 2: 0 kW~20 kW [9.9.B] [5-0B] Limit 3: 0 kW~20 kW [9.9.C] [5-0C] Limit 4: 0 kW~20 kW ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...
  • Page 171 Electricity meter 1: ▪ 0 None: NOT installed ▪ 1 1/10kWh: Installed ▪ 2 1/kWh: Installed ▪ 3 10/kWh: Installed ▪ 4 100/kWh: Installed ▪ 5 1000/kWh: Installed ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...
  • Page 172 The average timer corrects the influence of ambient temperature variations. The weather-dependent setpoint calculation is done on the average outdoor temperature. The outdoor temperature is averaged over the selected time period. ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...
  • Page 173 I/O PCB). When it is activated, the contact X1, X2 is closed and open when it is deactivated. See illustration below for the schematic location of this contact. ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...
  • Page 174 Permission signal X1–X2 [C-04] [C-03] Outdoor temperature [C-03] Bivalent ON temperature (fixed) Auxiliary boiler active Auxiliary boiler inactive Possibility 2: Based on the outdoor temperature and energy prices ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...
  • Page 175 CAUTION Make sure to observe all rules mentioned in application guideline 5 when bivalent operation function is enabled. Daikin shall NOT be held liable for any damage resulting from failure to observe this rule. ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 –...
  • Page 176 Afterwards: An installer can manually disable the protective functions by setting [9.G]: Disable protections=Yes. After his work is done, he can enable the protective functions by setting [9.G]: Disable protections=No. ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...

  • Page 177: Operation

    Description [C.1] Room: ▪ 0: Off ▪ 1: On [C.2] Space heating/cooling: ▪ 0: Off ▪ 1: On [C.3] Tank: ▪ 0: Off ▪ 1: On ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...

  • Page 178: Menu Structure: Overview User Settings

    Only accessible by installer (***) Only applicable when WLAN adapter is installed INFORMATION Depending on the selected installer settings and unit type, settings will be visible/ invisible. ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...

  • Page 179: Menu Structure: Overview Installer Settings

    Solar kit settings are shown but are NOT applicable for this unit. Settings shall NOT be used or changed. INFORMATION Depending on the selected installer settings and unit type, settings will be visible/ invisible. ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...

  • Page 180: Commissioning

    After the installation of the unit, first check the items listed below. Once all checks are fulfilled, the unit must be closed. Power-up the unit after it is closed. ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...

  • Page 181: Checklist During Commissioning

    To perform an air purge. To perform a test run. To perform an actuator test run. Underfloor screed dryout function The underfloor screed dryout function is started (if necessary). ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...

  • Page 182: To Check The Minimum Flow Rate

    During air purge function, pump speed limitation [9‑0D] is NOT applicable. The air purge function automatically stops after 30 minutes. ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...
  • Page 183 Result: The air purge starts. It stops automatically when done. 6 To stop the air purge manually: — 1 In the menu, go to Stop air purge. 2 Select OK to confirm. ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...

  • Page 184: To Perform An Operation Test Run

    Result: The actuator test run starts. It stops automatically when ready (±30 min). To stop the test run manually: — 1 In the menu, go to Stop test run. 2 Select OK to confirm. ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...

  • Page 185: Underfloor Heating Screed Dryout

    ▪ checking the proper functioning of the setup on a regular basis, ▪ performing the correct program complying with the type of the used screed. ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...
  • Page 186 Scroll through the schedule. ▪ Adjust the duration (between 1 and 72 hours) and temperatures (between 15°C and 55°C). 4 Press the left dial to save the schedule. ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...
  • Page 187 When the program is stopped due to an error, an operation switch-off, or a power failure, you can read out the underfloor heating screed dryout status: ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...
  • Page 188 If the UFH screed dryout program was stopped due to a power failure and the power resumes, the program will automatically restart the last implemented step. ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...

  • Page 189: Hand-Over To The User

    Show the user what to do for the maintenance of the unit. ▪ Explain the user about energy saving tips as described in the operation manual. ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...

  • Page 190: Maintenance And Service

    11.4 Checklist for yearly maintenance of the indoor unit Check the following at least once a year: ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...
  • Page 191 ▪ ALWAYS first unscrew the drain cap, and connect a drain hose to the bottom of the water filter, then open the drain valve. ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...
  • Page 192 Using an ohmmeter, check if contactors K1M, K2M, K3M and K5M (depending on your installation) operate correctly. All contacts of these contactors must be in open position when the power is turned OFF. ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...

  • Page 193: To Drain The Domestic Hot Water Tank

    3 Remove the stop from the access point to the tank. 4 Use a drain hose and a pump to drain the tank via the access point. Access point to the tank ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...

  • Page 194: About Cleaning The Water Filter In Case Of Trouble

    11.5.2 To clean the water filter in case of trouble 1 Remove the water filter from the unit. See "11.5.1  To remove the water filter" [  194]. ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...
  • Page 195 Correctly install the strainer in the magnetic filter/dirt separator housing using the protrusions. Rolled‑up filter Strainer Protrusion 5 Install and properly tighten the bottom of the water filter housing. ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...

  • Page 196: To Install The Water Filter

    Make sure to open the valve (if equipped) towards the expansion vessel, otherwise the overpressure will be generated. 5 Open the stop valves and add water to the water circuit if needed. ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...

  • Page 197: Troubleshooting

    MUST NOT be supplied through an external switching device, such as a timer, or connected to a circuit that is regularly turned ON and OFF by the utility. DANGER: RISK OF BURNING ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...

  • Page 198: Solving Problems Based On Symptoms

    Make sure that the water volume in the too low installation is above the minimum required value (see "6.4.3 To check the water volume and flow rate" [  58]). ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...

  • Page 199: Symptom: The Compressor Does Not Start (Space Heating Or Domestic Water Heating)

    If yes, make sure that the room where you want to purge air is sufficiently ventilated. Reason: Refrigerant might leak into the water circuit, and subsequently into the room when you purge air from the heat emitters or collectors. ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...

  • Page 200: Symptom: The Pump Is Making Noise (Cavitation)

    0 m. The maximum water circuit head is 10 m. Check the installation requirements. ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...

  • Page 201: Symptom: The Water Pressure Relief Valve Leaks

    > Backup heater > Equilibrium temperature [5‑01] There is air in the system. Purge air manually or automatically. See the air purge function in the chapter "9 Commissioning" [  180]. ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...

  • Page 202: Symptom: The Pressure At The Tapping Point Is Temporarily Unusually High

    The disinfection function was Program the start-up of the disinfection interrupted by domestic hot water function when the coming 4 hours NO tapping domestic hot water tapping is expected. ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...

  • Page 203: Solving Problems Based On Error Codes

    Result: A short description of the error and the error code is displayed on the screen. 2 Press in the error screen. Result: A long description of the error is displayed on the screen. ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...

  • Page 204: Error Codes: Overview

    OU: Malfunction of discharge pipe thermistor OU: Malfunction of heat exchanger thermistor OU: Malfunction of heat exchanger thermistor OU: Electrical box temperature rise problem ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...
  • Page 205 Abnormal increase outlet water temperature (DHW) Abnormal increase outlet water temperature Overheating water circuit (thermostat) Backup heater overheated External backup heater overheated Tank disinfection function not completed correctly ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...
  • Page 206 No connection with room thermostat Indoor unit, outdoor unit matching problem Tank type problem Extension/hydro mismatch problem Communication problem between control box and option box ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...
  • Page 207 Error AJ-03 is reset automatically from the moment there is a normal tank heat-up. INFORMATION The user interface of the indoor unit will display how to reset an error code. ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...

  • Page 208: Disposal

    4 After 5 to 10 minutes (after only 1 or 2 minutes in case of very low ambient temperatures (<−10°C)), close the liquid stop valve with a hexagonal wrench. 5 Check on the manifold if the vacuum is reached. ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...

  • Page 209: To Start And Stop Forced Cooling

    DIP switches SW5, SW6 and SW2 back to their original position. 11 Reattach the service PCB cover and switch box cover and turn the power back ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...
  • Page 210 5°C (see temperature read out of the indoor unit). You can achieve this, for example, by activating all fans of the fan coil units. ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...

  • Page 211: Technical Data

    Technical data 14 Technical data A subset of the latest technical data is available on the regional Daikin website (publicly accessible). The full set of latest technical data is available on the Daikin Business Portal (authentication required). 14.1 Piping diagram: Outdoor unit 7.0 CuT...

  • Page 212: Piping Diagram: Indoor Unit

    R2T Thermistor (backup heater – water OUT) R3T Thermistor (liquid refrigerant) R4T Thermistor (heat exchanger – water IN) R5T, R8T Thermistor (tank) Screw connection Flare connection Quick coupling Brazed connection ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...

  • Page 213: Wiring Diagram: Outdoor Unit

    (3) Legend Connector Capacitor Rectifier bridge Connector Connector Connector Fuse T 6.3 A 250 V FU1, FU2 Fuse T 3.15 A 250 V Fuse T 30 A 250 V Connector IPM* Intelligent power module ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...
  • Page 214 U, V, W Connector V3, V4, V401 Varistor Connector Terminal strip Electronic expansion valve Solenoid valve (4-way valve) Noise filter (ferrite core) Noise filter # Field supply ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...

  • Page 215: Wiring Diagram: Indoor Unit

    Main leaving water temperature  On/OFF thermostat (wired)  On/OFF thermostat (wired)  On/OFF thermostat (wireless)  On/OFF thermostat (wireless)  Ext. thermistor  External thermistor  Heat pump convector  Heat pump convector ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...
  • Page 216 F1U, F2U (A4P) * Fuse 5 A 250 V for digital I/O PCB FU1 (A1P) Fuse T 5 A 250 V for PCB FU2 (A10P) Fuse T 1.6 A 250 V for PCB ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...
  • Page 217 SW3~SW5 (A12P) Push buttons Power supply transformer # Backup heater power supply terminal strip X*, X*A, X*Y, Y* Connector Terminal strip * Optional # Field supply ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...
  • Page 218 Normally open Safety thermostat contact: 16 V DC Safety thermostat contact: 16 V DC detection (voltage supplied by PCB) detection (voltage supplied by PCB) Shut-off valve Shut-off valve ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...
  • Page 219 Only for heat pump convector Only for heat pump convector Only for wired On/OFF thermostat Only for wired On/OFF thermostat Only for wireless On/OFF thermostat Only for wireless On/OFF thermostat ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...
  • Page 220 4 signal 2 core Only for remote user interface 2x0.75 X5M: 11-12 A14P: P1-P2 user interface communication 2 core 2x0.75 A13P: P1-P2 LAN adapter communication 4D128739 ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...
  • Page 221 0.829 0.907 0.970 1.028 1.084 1.137 1.187 1.236 1.283 1.328 1.371 1.413 1.454 1.494 1.533 1.571 1.608 1.644 1.679 1.714 1.748 1.781 1.814 1.846 1.877 1.909 ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...
  • Page 222 14.7 Table 3 – Minimum venting opening area for natural ventilation: indoor unit dm=m –m (kg) Minimum venting opening area (cm H=600 mm 1.80 1.60 1.40 1.20 1.00 0.80 0.60 0.40 0.20 ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...
  • Page 223 For intermediate dm values (i.e. when dm is between two dm values from the table), consider the value that corresponds to the higher dm value from the table. If dm=1.55 kg, consider the value that corresponds to "dm=1.6 kg". ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...

  • Page 224: Esp Curve: Indoor Unit

    See also the minimum and maximum allowed water flow range in the technical specifications. ▪ Water quality must be according to EU directive 98/83 EC. ERGA04~08DAV3(A) + EHVH/X04+08S18+23DA/DJ3V+6V+9W7 Installer reference guide Daikin Altherma 3 R F 4P618947-1 – 2020.03...

  • Page 225: Glossary

    Optional equipment Equipment made or approved by Daikin that can be combined with the product according to the instructions in the accompanying documentation. Field supply Equipment NOT made by Daikin that can be combined with the product according to the instructions in the accompanying documentation.
  • Page 226 1/10 9651 Field settings table [8.7.5] = ..Applicable indoor units EHBH04DA6V7 EHBH08DA6V7 EHBH08DA9W7 EHBX04DA6V7 EHBX08DA6V7 EHBX08DA9W7 EHVX04S18D*3V7 EHVX04S18D*6V7 EHVX04S23D*3V7 EHVX04S23D*6V7 EHVX08S18D*6V7 EHVX08S23D*6V7 EHVX08S18D*9W7 EHVX08S23D*9W7 EHVH04S18D*6V7 EHVH04S23D*6V7 EHVH08S18D*6V7 EHVH08S23D*6V7 EHVH04SU18DA6V7 EHVH04SU23DA6V7 EHVH08SU18DA6V7 EHVH08SU23DA6V7 EHVH08S18D*9W7 EHVH08S23D*9W7 Notes (*1) *3V (*2) *6V (*3) *9W (*4) EHB* (*5) EHV*...

  • Page 227: Field Settings Table

    2/10 Field settings table Installer setting at variance with default value Breadcrumb Field code Setting name Range, step Date Value Default value Room └─ Antifrost 1.4.1 [2-06] Activation 0: Disabled 1: Enabled 1.4.2 [2-05] Room setpoint 4~16°C, step: 1°C 12°C └─...
  • Page 228 3/10 Field settings table Installer setting at variance with default value Breadcrumb Field code Setting name Range, step Date Value Default value Additional zone [2-0D] Emitter type 0: Underfloor heating 1: Fancoil unit 2: Radiator └─ Setpoint range 3.8.1 [9-05] Heating minimum 15~37°C, step: 1°C 25°C...
  • Page 229 4/10 Field settings table Installer setting at variance with default value Breadcrumb Field code Setting name Range, step Date Value Default value [0-0B] Leaving water value for high ambient temp. for DHW WD curve. 35~[6-0E]°C, step: 1°C 55°C [0-0C] Leaving water value for low ambient temp. for DHW WD curve. 45~[6-0E]°C, step: 1°C 60°C [0-0D]...
  • Page 230 5/10 Field settings table Installer setting at variance with default value Breadcrumb Field code Setting name Range, step Date Value Default value [0-04] Leaving water value for high ambient temp. for LWT add zone cooling WD curve. [9-07]~[9-08]°C, step: 1°C 8°C [0-05] Leaving water value for low ambient temp.
  • Page 231 6/10 Field settings table Installer setting at variance with default value Breadcrumb Field code Setting name Range, step Date Value Default value 9.9.2 [4-09] Type 0: Current 1: Power 9.9.3 [5-05] Limit 0~50 A, step: 1 A 50 A 9.9.4 [5-05] Limit 1 0~50 A, step: 1 A...
  • Page 232 7/10 Field settings table Installer setting at variance with default value Breadcrumb Field code Setting name Range, step Date Value Default value [1-04] Weather dependent cooling of the main leaving water temperature zone. 0: Disabled 1: Enabled [1-05] Weather dependent cooling of the additional leaving water temperature zone 0: Disabled 1: Enabled [1-06]...
  • Page 233 8/10 Field settings table Installer setting at variance with default value Breadcrumb Field code Setting name Range, step Date Value Default value [4-0A] Backup heater configuration 0: 1 (*1) 1: 1/1+2 (*2) (*3) 2: 1/2 3: 1/2 + 1/1+2 in emergency [4-0B] Automatic cooling/heating changeover hysteresis.
  • Page 234 9/10 Field settings table Installer setting at variance with default value Breadcrumb Field code Setting name Range, step Date Value Default value [8-05] Allow modulation of the LWT to control the room temp? 0: No 1: Yes [8-06] Leaving water temperature maximum modulation. 0~10°C, step: 1°C 5°C [8-07]...
  • Page 235 10/10 Field settings table Installer setting at variance with default value Breadcrumb Field code Setting name Range, step Date Value Default value [D-08] Is an external kWh meter used for power measurement? 0: No 1: 0,1 pulse/kWh 2: 1 pulse/kWh 3: 10 pulse/kWh 4: 100 pulse/kWh 5: 1000 pulse/kWh...
  • Page 236 4P618947-1 2020.03 Verantwortung für Energie und Umwelt...

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