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Daikin Altherma ERGA06DAV3(A) Installer's Reference Manual

Low temperature split
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Installer reference guide
Daikin Altherma – Low temperature split
ERGA04DAV3(A)
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ERGA08DAV3(A)
Installer reference guide
EHVH04S23DAV(G)
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Daikin Altherma – Low temperature split
EHVH08S23DAV(G)

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Summary of Contents for Daikin Altherma ERGA06DAV3(A)

  • Page 1 Installer reference guide Daikin Altherma – Low temperature split ERGA04DAV3(A) ERGA06DAV3(A) ERGA08DAV3(A) Installer reference guide EHVH04S23DAV(G) English Daikin Altherma – Low temperature split EHVH08S23DAV(G)

  • Page 2: Table Of Contents

    To fill the water circuit ..........41 6.2.1 Installation site requirements of the outdoor unit ..21 7.8.6 To fill the domestic hot water tank ....... 41 Installer reference guide ERGA04~08DAV3(A) + EHVH04+08S23DAV Daikin Altherma – Low temperature split 4P499573-1A – 2018.11...

  • Page 3: General Safety Precautions

    Indicates a situation that could result in electrocution. 11.4.1 To drain the domestic hot water tank......80 11.5 About cleaning the water filter in case of trouble....... 80 ERGA04~08DAV3(A) + EHVH04+08S23DAV Installer reference guide Daikin Altherma – Low temperature split 4P499573-1A – 2018.11...

  • Page 4: For The Installer

    Make sure installation, testing and applied materials Do NOT install the unit in the following places: comply with applicable legislation (on top of the instructions described in the Daikin documentation). ▪ In potentially explosive atmospheres. ▪ In places where there is machinery that emits electromagnetic CAUTION waves.

  • Page 5: Brine

    ▪ Only use tools exclusively for the refrigerant type used in the system, this to ensure pressure resistance and prevent foreign materials from entering into the system. ▪ Charge the liquid refrigerant as follows: ERGA04~08DAV3(A) + EHVH04+08S23DAV Installer reference guide Daikin Altherma – Low temperature split 4P499573-1A – 2018.11...

  • Page 6: Electrical

    ▪ Format: Paper (in the box of the indoor unit) ▪ Outdoor unit installation manual: ▪ Installation instructions ▪ Format: Paper (in the box of the outdoor unit) Installer reference guide ERGA04~08DAV3(A) + EHVH04+08S23DAV Daikin Altherma – Low temperature split 4P499573-1A – 2018.11...

  • Page 7: Installer Reference Guide At A Glance

    ▪ A subset of the latest technical data is available on the regional Daikin website (publicly accessible). 3.2.1 To unpack the outdoor unit ▪ The full set of latest technical data is available on the Daikin extranet (authentication required). Installer reference guide at a glance...

  • Page 8: To Remove The Accessories From The Outdoor Unit

    Multilingual fluorinated greenhouse gases label the back so that the handles become visible. Energy label Unit mounting plate Bolts, nuts, washers, spring washers and wire clamp Installer reference guide ERGA04~08DAV3(A) + EHVH04+08S23DAV Daikin Altherma – Low temperature split 4P499573-1A – 2018.11...

  • Page 9: About The Units And Options

    Floor-standing indoor unit with integrated tank For installation instructions, see the installation and operation H=Heating only manual of the user interface used as room thermostat. Capacity class ERGA04~08DAV3(A) + EHVH04+08S23DAV Installer reference guide Daikin Altherma – Low temperature split 4P499573-1A – 2018.11...

  • Page 10: Possible Combinations Of Indoor Unit And Outdoor Unit

    The purpose of the application guidelines is to give a glance of the Remote outdoor sensor (EKRSCA1) possibilities of the Daikin heat pump system. By default the sensor inside the outdoor unit will be used to measure NOTICE the outdoor temperature.

  • Page 11: Setting Up The Space Heating System

    ▪ Less ON/OFF cycles (more quiet, higher comfort and higher efficiency) ▪ How many rooms are heated by the Daikin heat pump system? ▪ Lowest possible leaving water temperature (higher efficiency) ▪ Which heat emitter types are used in each room and what is their design leaving water temperature? ▪...

  • Page 12: Multiple Rooms - One Lwt Zone

    (this can either be the user interface or an external room thermostat), while the other rooms are controlled by so-called thermostatic valves, which open or close depending on the room temperature. Installer reference guide ERGA04~08DAV3(A) + EHVH04+08S23DAV Daikin Altherma – Low temperature split 4P499573-1A – 2018.11...
  • Page 13 X2M/4). The indoor unit will only supply leaving water temperature when there is an actual demand. INFORMATION To increase comfort and performance, Daikin recommends to install the valve kit option EKVKHPC on each heat pump convector. Main leaving water temperature zone...

  • Page 14: Multiple Rooms - Two Lwt Zones

    INFORMATION INFORMATION A pressure regulating valve should be implemented before To increase comfort and performance, Daikin recommends the mixing valve station. This is to guarantee the correct to install the valve kit option EKVKHPC on each heat pump water flow balance between the main leaving water convector.

  • Page 15: Setting Up An Auxiliary Heat Source For Space Heating

    Auxiliary boiler (field supply) ▪ Under floor heating has the best performance with Altherma LT. Aquastat valve (field supply) DHW tank Heat exchanger coil FHL1...3 Under floor heating ERGA04~08DAV3(A) + EHVH04+08S23DAV Installer reference guide Daikin Altherma – Low temperature split 4P499573-1A – 2018.11...

  • Page 16: Setting Up The Domestic Hot Water Tank

    Boiler Boiler system complies with applicable legislation. NOTICE ▪ Daikin is NOT responsible for incorrect or unsafe situations in the auxiliary boiler system. ▪ Make sure the auxiliary contact has enough differential or time delay to prevent frequent changeover between ▪...

  • Page 17: Setup And Configuration - Dhw Tank

    1 shower = 10 min×10 l/min = ▪ If energy prices are the same during the day and the night, per day? 100 l Daikin recommends to heat up the DHW tank during the day. How many baths are needed per 1 bath = 150 l day? ▪...

  • Page 18: Setting Up The Energy Metering

    24Ω, the capacity of the heater at 230 V is 2200 W. 5.5.2 Consumed energy You can use the following methods to determine the consumed energy: ▪ Calculating ▪ Measuring Installer reference guide ERGA04~08DAV3(A) + EHVH04+08S23DAV Daikin Altherma – Low temperature split 4P499573-1A – 2018.11...

  • Page 19: Preferential Kwh Rate Power Supply

    ▪ Connect power meter 2 to X5M/3 and X5M/4. Power meter types ▪ Power meter 1: Single- or three-phase power meter according to the power supply of the outdoor unit. ERGA04~08DAV3(A) + EHVH04+08S23DAV Installer reference guide Daikin Altherma – Low temperature split 4P499573-1A – 2018.11...

  • Page 20: Power Limitation Activated By Digital Inputs

    Therefore, the electrical heaters are limited and turned OFF first. The system limits power consumption in the following order: The power or current of the entire Daikin system is limited Limits certain electrical heaters. dynamically by digital inputs (maximum four steps). Each power limitation level is set via the user interface by limiting one of the If…...

  • Page 21: Setting Up An External Temperature Sensor

    ▪ That is NOT affected by outside air or air draught because of, any other refrigerant. Replace the refrigerant pipes or for example, door opening/closing clean thoroughly. ▪ If this is NOT possible, Daikin recommends to connect a remote indoor sensor (option KRCS01-1). 6.2.1 Installation site requirements of the ▪...

  • Page 22: Additional Installation Site Requirements Of The Outdoor Unit In Cold Climates

    Install the outdoor unit away from direct sea winds. Example: Behind the building. Suction grille Protect the outdoor unit against direct snowfall and take care that the outdoor unit is NEVER snowed up. Installer reference guide ERGA04~08DAV3(A) + EHVH04+08S23DAV Daikin Altherma – Low temperature split 4P499573-1A – 2018.11...

  • Page 23: Installation Site Requirements Of The Indoor Unit

    Make sure installation, servicing, maintenance and repair Maximum refrigerant piping length between indoor 30 m comply with instructions from Daikin and with applicable unit and outdoor unit legislation (for example national gas regulation) and are Minimum refrigerant piping length between indoor 3 m...
  • Page 24 ▪ Ventilation openings to the outside are NOT considered suitable ventilation openings (the user can block them when it is cold). Installer reference guide ERGA04~08DAV3(A) + EHVH04+08S23DAV Daikin Altherma – Low temperature split 4P499573-1A – 2018.11...

  • Page 25: Preparing Refrigerant Piping

    ▪ Connecting piping – Legislation. Make all piping connections in accordance with the applicable legislation and the instructions in the "Installation" chapter, respecting the water inlet and outlet. ERGA04~08DAV3(A) + EHVH04+08S23DAV Installer reference guide Daikin Altherma – Low temperature split 4P499573-1A – 2018.11...

  • Page 26: Formula To Calculate The Expansion Vessel Pre-Pressure

    ▪ Domestic hot water tank – Standstills. In cases where during longer periods of time there is no consumption of hot water, the equipment MUST be flushed with fresh water before usage. Installer reference guide ERGA04~08DAV3(A) + EHVH04+08S23DAV Daikin Altherma – Low temperature split 4P499573-1A – 2018.11...

  • Page 27: Changing The Pre-Pressure Of The Expansion Vessel

    0.1 bar for valve of the expansion vessel. each metre below 7 m. ▪ Check water volume does exceed the maximum allowed water volume. ERGA04~08DAV3(A) + EHVH04+08S23DAV Installer reference guide Daikin Altherma – Low temperature split 4P499573-1A – 2018.11...

  • Page 28: To Check The Water Volume: Examples

    ▪ Do NOT install a phase advancing capacitor, because this unit is equipped with an inverter. A phase advancing capacitor will reduce performance and may cause accidents. Installer reference guide ERGA04~08DAV3(A) + EHVH04+08S23DAV Daikin Altherma – Low temperature split 4P499573-1A – 2018.11...

  • Page 29: Overview Of Electrical Connections Except External Actuators

    Room thermostat 3 or 4 100 mA can charge refrigerant. Outdoor ambient temperature sensor Indoor ambient temperature sensor ERGA04~08DAV3(A) + EHVH04+08S23DAV Installer reference guide Daikin Altherma – Low temperature split 4P499573-1A – 2018.11...

  • Page 30: Opening The Units

    NOTICE If you remove the user interface panel, also disconnect the cables from the back of the panel to prevent damage. 4× Installer reference guide ERGA04~08DAV3(A) + EHVH04+08S23DAV Daikin Altherma – Low temperature split 4P499573-1A – 2018.11...

  • Page 31: To Lower The Switch Box On The Indoor Unit

    Protecting the unit against snow and wind by installing a snow cover and baffle plates. See "Preparing installation site" in "6 Preparation" on page 21. (mm) Maximum snowfall height ERGA04~08DAV3(A) + EHVH04+08S23DAV Installer reference guide Daikin Altherma – Low temperature split 4P499573-1A – 2018.11...

  • Page 32: To Install The Outdoor Unit

    ▪ (1) Put the unit into position (using the sling to the left and the handle to the right). ▪ (2) Remove the sling (by pulling 1 side of the sling). ▪ (3) Fix the unit. Installer reference guide ERGA04~08DAV3(A) + EHVH04+08S23DAV Daikin Altherma – Low temperature split 4P499573-1A – 2018.11...

  • Page 33: To Provide Drainage

    In short, the drain pan must be installed level (with a tolerance of 1° at all sides) and as follows: ERGA04~08DAV3(A) + EHVH04+08S23DAV Installer reference guide Daikin Altherma – Low temperature split 4P499573-1A – 2018.11...

  • Page 34: To Prevent The Outdoor Unit From Falling Over

    You can route the drain hose through the left or right side panel. Prerequisite: The user interface panel and front panel have been removed. Installer reference guide ERGA04~08DAV3(A) + EHVH04+08S23DAV Daikin Altherma – Low temperature split 4P499573-1A – 2018.11...

  • Page 35: Connecting The Refrigerant Piping

    ▪ Connecting the refrigerant piping to the indoor unit refrigerant it is recommended to open the refrigerant stop ▪ Insulating the refrigerant piping valve after charging. ERGA04~08DAV3(A) + EHVH04+08S23DAV Installer reference guide Daikin Altherma – Low temperature split 4P499573-1A – 2018.11...

  • Page 36: Guidelines When Connecting The Refrigerant Piping

    4 Flare the pipe. Set exactly at the position as shown in the Service port and service port cap following figure. Valve stem Field piping connection Stem cap ▪ Keep both stop valves open during operation. Installer reference guide ERGA04~08DAV3(A) + EHVH04+08S23DAV Daikin Altherma – Low temperature split 4P499573-1A – 2018.11...

  • Page 37: To Connect The Refrigerant Piping To The Outdoor Unit

    Schrader type valve. ▪ After handling the service port, tighten the service port cap, and check for refrigerant leaks. ERGA04~08DAV3(A) + EHVH04+08S23DAV Installer reference guide Daikin Altherma – Low temperature split 4P499573-1A – 2018.11...

  • Page 38: Checking The Refrigerant Piping

    Do NOT exceed the unit's maximum working pressure (see compressor. "PS High" on the unit name plate). Installer reference guide ERGA04~08DAV3(A) + EHVH04+08S23DAV Daikin Altherma – Low temperature split 4P499573-1A – 2018.11...

  • Page 39: Charging Refrigerant

    If pump down is needed in case of dismantling or relocating the system, see "13.2 To pump down" on page 86 for more details. 7.7.6 To fix the fluorinated greenhouse gases label 1 Fill in the label as follows: ERGA04~08DAV3(A) + EHVH04+08S23DAV Installer reference guide Daikin Altherma – Low temperature split 4P499573-1A – 2018.11...

  • Page 40: Connecting The Water Piping

    To connect the water piping NOTICE Do NOT use excessive force when connecting the piping. Deformation of the piping can cause malfunctioning of the unit. Installer reference guide ERGA04~08DAV3(A) + EHVH04+08S23DAV Daikin Altherma – Low temperature split 4P499573-1A – 2018.11...

  • Page 41: To Connect The Recirculation Piping

    5 Manually operate the field-installed pressure relief valve to DANGER: RISK OF ELECTROCUTION ensure a free water flow through the discharge pipe. WARNING ALWAYS use multicore cable for power supply cables. ERGA04~08DAV3(A) + EHVH04+08S23DAV Installer reference guide Daikin Altherma – Low temperature split 4P499573-1A – 2018.11...

  • Page 42: Guidelines When Connecting The Electrical Wiring

    Recommended 20 A 25 A 16 A field fuse 12 3 Earth leakage Must comply with applicable legislation circuit breaker Wire clamp 4 Reattach the switch box cover. Installer reference guide ERGA04~08DAV3(A) + EHVH04+08S23DAV Daikin Altherma – Low temperature split 4P499573-1A – 2018.11...

  • Page 43: To Connect The Electrical Wiring On The Indoor Unit

    Do NOT push or place redundant cable length in the unit. 4 Seal the low voltage wiring intake using the sealing tape (delivered as accessory). Without low voltage cables With low voltage cables ERGA04~08DAV3(A) + EHVH04+08S23DAV Installer reference guide Daikin Altherma – Low temperature split 4P499573-1A – 2018.11...

  • Page 44: To Connect The Main Power Supply

    (X5M/9+10) as the safety thermostat. It is only possible for the system to have EITHER preferential kWh rate power supply OR a safety thermostat. Installer reference guide ERGA04~08DAV3(A) + EHVH04+08S23DAV Daikin Altherma – Low temperature split 4P499573-1A – 2018.11...

  • Page 45: To Connect The Space Heating On/Off Output

    1 Connect the safety thermostat (normal closed) cable to the appropriate terminals as shown in the illustration below. 9 10 2 Fix the cable with cable ties to the cable tie mountings. ERGA04~08DAV3(A) + EHVH04+08S23DAV Installer reference guide Daikin Altherma – Low temperature split 4P499573-1A – 2018.11...

  • Page 46: To Connect The Anti-Legionella Heater Power Supply

    7 Reinstall the user interface panel. Field wiring (see below) NOTICE When closing the indoor unit cover, make sure that the tightening torque does NOT exceed 4.1 N•m. Installer reference guide ERGA04~08DAV3(A) + EHVH04+08S23DAV Daikin Altherma – Low temperature split 4P499573-1A – 2018.11...

  • Page 47: Configuration

    When confirmed, the system will restart and recent Installer pin code changes will be applied. The Installer pin code is 5678. Additional menu items and installer settings are now available. ERGA04~08DAV3(A) + EHVH04+08S23DAV Installer reference guide Daikin Altherma – Low temperature split 4P499573-1A – 2018.11...

  • Page 48: Configuration Wizard

    Possible screens integrated tank b2 Water pressure 8.3.1 Possible screens: Overview Space : Heating The most common screens are as follows: operation mode Installer reference guide ERGA04~08DAV3(A) + EHVH04+08S23DAV Daikin Altherma – Low temperature split 4P499573-1A – 2018.11...

  • Page 49: Main Menu Screen

    Set the leaving water temperature for the g3 Room thermostat type: additional zone (if present). Shows the applicable symbol for your unit. ▪ : Daikin user interface used as room Space heating/ thermostat cooling You cannot change the operation mode on heating only models.

  • Page 50: Detailed Screen With Values

    1 Select the name of the current schedule. User defined 1 Possible actions on this screen Go through the temperatures. Change the temperature. Go to the next temperature. Confirm changes and proceed. Installer reference guide ERGA04~08DAV3(A) + EHVH04+08S23DAV Daikin Altherma – Low temperature split 4P499573-1A – 2018.11...
  • Page 51 Result: "C" is displayed next to the copied day. 1 Select the name of the current schedule. 3 Select Tuesday. User defined 1 User defined 1 ERGA04~08DAV3(A) + EHVH04+08S23DAV Installer reference guide Daikin Altherma – Low temperature split 4P499573-1A – 2018.11...

  • Page 52: Settings Menu

    Space heating/cooling is ON and Room frost protection is the external room thermostat is guaranteed by the normal logic. "Thermo ON" In case of two leaving water temperature zones: Installer reference guide ERGA04~08DAV3(A) + EHVH04+08S23DAV Daikin Altherma – Low temperature split 4P499573-1A – 2018.11...

  • Page 53: Main Zone

    CANNOT be installed on the ideal installation location (see "5.7 Setting up an external temperature sensor" on page 21). ERGA04~08DAV3(A) + EHVH04+08S23DAV Installer reference guide Daikin Altherma – Low temperature split 4P499573-1A – 2018.11...
  • Page 54 NOT to be able to heat up the room: leaving water temperatures MUST sufficiently higher than room 1: Fancoil unit Maximum 55°C Variable (see [2.B]) temperatures (in heating). 2: Radiator Maximum 65°C Fixed 10°C Installer reference guide ERGA04~08DAV3(A) + EHVH04+08S23DAV Daikin Altherma – Low temperature split 4P499573-1A – 2018.11...
  • Page 55 Delta T heating: A minimum temperature difference is required for the good operation of heat emitters in heating mode. ▪ If [2-0C]=2, this is fixed to 10°C ▪ Else: 3°C~10°C ERGA04~08DAV3(A) + EHVH04+08S23DAV Installer reference guide Daikin Altherma – Low temperature split 4P499573-1A – 2018.11...

  • Page 56: Additional Zone

    "  Main zone"  on page 53. Code Description [3.4] Setpoint mode ▪ 0: Fixed ▪ 1: WD heating, fixed cooling Weather-dependent curve ▪ 2: Weather dependent Installer reference guide ERGA04~08DAV3(A) + EHVH04+08S23DAV Daikin Altherma – Low temperature split 4P499573-1A – 2018.11...

  • Page 57: Space Heating

    For more information about this setting, also see "8.4.3  Main Depending on the average outdoor temperature, the operation of the zone" on page 53. unit in space heating is prohibited. ERGA04~08DAV3(A) + EHVH04+08S23DAV Installer reference guide Daikin Altherma – Low temperature split 4P499573-1A – 2018.11...
  • Page 58 ▪ f: Desired configured as the additional zone. Not configuring the ▪ g: Pump operation system in this way could cause damage to the heat emitters. Installer reference guide ERGA04~08DAV3(A) + EHVH04+08S23DAV Daikin Altherma – Low temperature split 4P499573-1A – 2018.11...
  • Page 59 In heating operation, the desired leaving water temperature is locally increased around an outdoor temperature of 0°C.This compensation can be selected when using an absolute or a weather dependent desired temperature (see illustration below). ERGA04~08DAV3(A) + EHVH04+08S23DAV Installer reference guide Daikin Altherma – Low temperature split 4P499573-1A – 2018.11...

  • Page 60: Tank

    Then you can activate DHW powerful operation. Advantage: The DHW tank immediately starts heating up the water to the preset value (Storage comfort). Installer reference guide ERGA04~08DAV3(A) + EHVH04+08S23DAV Daikin Altherma – Low temperature split 4P499573-1A – 2018.11...
  • Page 61 Domestic hot water temperature INFORMATION User set point temperature High set point temperature [2-03] Limit the maximum hot water temperature according to the Time applicable legislation. ERGA04~08DAV3(A) + EHVH04+08S23DAV Installer reference guide Daikin Altherma – Low temperature split 4P499573-1A – 2018.11...
  • Page 62 Domestic hot water temperature User set point temperature (as set on the user interface) Time Example: setpoint (T )≤maximum heat pump temperature–[6‑01] –[6‑01]) HP MAX Installer reference guide ERGA04~08DAV3(A) + EHVH04+08S23DAV Daikin Altherma – Low temperature split 4P499573-1A – 2018.11...

  • Page 63: User Settings

    1 Go to [7.4.1]: User settings > Quiet > Activation. ▪ Go to [7.3.1]: User settings > Holiday > Activation. 2 Select Most quiet. ▪ Select On. Advantage: ERGA04~08DAV3(A) + EHVH04+08S23DAV Installer reference guide Daikin Altherma – Low temperature split 4P499573-1A – 2018.11...

  • Page 64: Information

    Current operation mode NOTICE Example: Defrost/oil return Make sure to modify the setting of the energy prices at the mode end of the incentive period. Installer reference guide ERGA04~08DAV3(A) + EHVH04+08S23DAV Daikin Altherma – Low temperature split 4P499573-1A – 2018.11...

  • Page 65: Installer Settings

    During normal operation, the capacity of the second step of Tank the backup heater at nominal voltage is equal to Domestic hot water pump [6‑03]+[6‑04]. Heater element Non‑return valve Shower Cold water ERGA04~08DAV3(A) + EHVH04+08S23DAV Installer reference guide Daikin Altherma – Low temperature split 4P499573-1A – 2018.11...
  • Page 66 BSH allowance schedule the storage temperature set point is higher than 50°C, Daikin recommends NOT to disable the backup heater Program when the anti-legionella heater can operate. You can set a second step because it will have a big impact on the...
  • Page 67 When the heat pump fails to operate, the optional backup heater and anti-legionella heater can serve as an emergency heater and either Range: –15°C~35°C automatically or non-automatically take over the heat load. ERGA04~08DAV3(A) + EHVH04+08S23DAV Installer reference guide Daikin Altherma – Low temperature split 4P499573-1A – 2018.11...
  • Page 68 Range: 0~95 minutes [8-02]: Anti-recycle timer [8-01] [8-02] Heat pump domestic water heating mode (1=active, 0=not active) Hot water request for heat pump (1=request, 0=no request) Time Installer reference guide ERGA04~08DAV3(A) + EHVH04+08S23DAV Daikin Altherma – Low temperature split 4P499573-1A – 2018.11...
  • Page 69 Forced OFF Permitted Forced OFF Permitted Permitted Power consumption control Power consumption control "5  Application guidelines"  on page  10 for detailed information about this functionality. ERGA04~08DAV3(A) + EHVH04+08S23DAV Installer reference guide Daikin Altherma – Low temperature split 4P499573-1A – 2018.11...
  • Page 70 Averaging time: ▪ 4 100/kWh: Installed ▪ 0: No averaging ▪ 5 1000/kWh: Installed ▪ 1: 12 hours ▪ 2: 24 hours ▪ 3: 48 hours ▪ 4: 72 hours Installer reference guide ERGA04~08DAV3(A) + EHVH04+08S23DAV Daikin Altherma – Low temperature split 4P499573-1A – 2018.11...
  • Page 71 ON. T calc never go below [C‑03] or above [C‑03]+[C‑04]. Possibility 1: Based on the outdoor temperature Auxiliary boiler active ERGA04~08DAV3(A) + EHVH04+08S23DAV Installer reference guide Daikin Altherma – Low temperature split 4P499573-1A – 2018.11...
  • Page 72 The software is equipped with an "installer-on-site" mode guideline 5 when bivalent operation function is enabled. ([9.G]: Disable protections), that disables automatic Daikin shall NOT be held liable for any damage resulting operation by the unit. At first installation, setting Disable from failure to observe this rule.

  • Page 73: Menu Structure: Overview User Settings

    INFORMATION Anti-legionella heater. In the menu structure the term "Booster heater" is used. However, this is actually an anti- legionella heater. ERGA04~08DAV3(A) + EHVH04+08S23DAV Installer reference guide Daikin Altherma – Low temperature split 4P499573-1A – 2018.11...

  • Page 74: Menu Structure: Overview Installer Settings

    INFORMATION Anti-legionella heater. In the menu structure the term "Booster heater" is used. However, this is actually an anti- legionella heater. Installer reference guide ERGA04~08DAV3(A) + EHVH04+08S23DAV Daikin Altherma – Low temperature split 4P499573-1A – 2018.11...

  • Page 75: Commissioning

    Only if you use the optional backup heater: The underfloor screed dryout function is started (if The backup heater is properly mounted. necessary). The outdoor unit is properly mounted. ERGA04~08DAV3(A) + EHVH04+08S23DAV Installer reference guide Daikin Altherma – Low temperature split 4P499573-1A – 2018.11...

  • Page 76: To Check The Minimum Flow Rate

    — below 15°C. change the user permission level" on page 47. 2 Go to [A.3]: Commissioning > Air purge. 3 In the menu, set Type = Manual. Installer reference guide ERGA04~08DAV3(A) + EHVH04+08S23DAV Daikin Altherma – Low temperature split 4P499573-1A – 2018.11...

  • Page 77: To Perform An Actuator Test Run

    25°C (1) Operation menu and turn off Room, Space heating/cooling and Tank operation. Desired leaving water temperature (15~55°C) Duration (1~72 h) Action step 1 Action step 2 ERGA04~08DAV3(A) + EHVH04+08S23DAV Installer reference guide Daikin Altherma – Low temperature split 4P499573-1A – 2018.11...

  • Page 78: 10 Hand-Over To The User

    PCB. 1 Go to [A.4.3]: Commissioning > UFH screed dryout > Status Installer reference guide ERGA04~08DAV3(A) + EHVH04+08S23DAV Daikin Altherma – Low temperature split 4P499573-1A – 2018.11...

  • Page 79: Checklist For Yearly Maintenance Of The Outdoor Unit

    It is recommended to do this maintenance more frequently. 7 Reattach the magnetic sleeve. 8 Check the pressure of the water circuit. If required, add water. ERGA04~08DAV3(A) + EHVH04+08S23DAV Installer reference guide Daikin Altherma – Low temperature split 4P499573-1A – 2018.11...

  • Page 80: To Drain The Domestic Hot Water Tank

    "7.2.5  To lower the switch box on the indoor unit"  on for use with water intended for human consumption. page 31 2 Close the stop valves of the water circuit. Installer reference guide ERGA04~08DAV3(A) + EHVH04+08S23DAV Daikin Altherma – Low temperature split 4P499573-1A – 2018.11...

  • Page 81: To Clean The Water Filter In Case Of Trouble

    4 Install the cleaned rolled‑up filter and strainer in the water filter housing. This chapter describes what you have to do in case of problems. It contains information about: ERGA04~08DAV3(A) + EHVH04+08S23DAV Installer reference guide Daikin Altherma – Low temperature split 4P499573-1A – 2018.11...

  • Page 82: Precautions When Troubleshooting

    NOT activated. ▪ The backup heater contactors are NOT broken. If the problem persists after you have conducted all of the above checks, contact your dealer. Installer reference guide ERGA04~08DAV3(A) + EHVH04+08S23DAV Daikin Altherma – Low temperature split 4P499573-1A – 2018.11...

  • Page 83: Symptom: The System Is Making Gurgling Noises After Commissioning

    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) + EHVH04+08S23DAV Installer reference guide Daikin Altherma – Low temperature split 4P499573-1A – 2018.11...

  • Page 84: Symptom: The Water Pressure Relief Valve Leaks

    The disinfection operation was Do NOT stop tank operation stopped manually: [C.3] during disinfection. Operation > Tank was turned off during disinfection. Installer reference guide ERGA04~08DAV3(A) + EHVH04+08S23DAV Daikin Altherma – Low temperature split 4P499573-1A – 2018.11...

  • Page 85: Solving Problems Based On Error Codes

    (CT) system Tank disinfection function not OU: Malfunction of outdoor air completed correctly thermistor Too long DHW heat-up time OU: Malfunction of discharge required pipe temperature ERGA04~08DAV3(A) + EHVH04+08S23DAV Installer reference guide Daikin Altherma – Low temperature split 4P499573-1A – 2018.11...

  • Page 86: 13 Disposal

    To pump down disinfection function to preheat the tank. Example: To protect the environment, pump down when relocating the unit or when disposing of the unit. Installer reference guide ERGA04~08DAV3(A) + EHVH04+08S23DAV Daikin Altherma – Low temperature split 4P499573-1A – 2018.11...

  • Page 87: To Start And Stop Forced Cooling

    13.3 To start and stop forced cooling 1 Turn OFF the power. 2 Remove the switch box cover. 2× 3 Remove the service PCB cover. ERGA04~08DAV3(A) + EHVH04+08S23DAV Installer reference guide Daikin Altherma – Low temperature split 4P499573-1A – 2018.11...

  • Page 88: 14 Technical Data

    14 Technical data 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 89: Piping Diagram: Indoor Unit

    Brazed connection Plate heat exchanger Shut-off valve for service (if equipped) Expansion vessel Magnetic filter/dirt separator Safety valve Air purge Drain valve Pump Flow sensor ERGA04~08DAV3(A) + EHVH04+08S23DAV Installer reference guide Daikin Altherma – Low temperature split 4P499573-1A – 2018.11...

  • Page 90: Wiring Diagram: Outdoor Unit

    Printed circuit board (service) Switching power supply Thermal protector Q1DI # Earth leakage circuit breaker Insulated gate bipolar transistor (IGBT) Thermistor (air) Thermistor (heat exchanger) Installer reference guide ERGA04~08DAV3(A) + EHVH04+08S23DAV Daikin Altherma – Low temperature split 4P499573-1A – 2018.11...

  • Page 91: Wiring Diagram: Indoor Unit

    # Electrical meter pulse input 2 Legend S6S~S9S * Digital power limitation inputs SS1 (A4P) * Selector switch Main PCB SW1~2 (A12P) Turn buttons * On/OFF thermostat (PC=power circuit) ERGA04~08DAV3(A) + EHVH04+08S23DAV Installer reference guide Daikin Altherma – Low temperature split 4P499573-1A – 2018.11...
  • Page 92 Continuous current Only for wireless On/OFF Only for wireless On/OFF DHW pump output Domestic hot water pump output thermostat thermostat DHW pump Domestic hot water pump Installer reference guide ERGA04~08DAV3(A) + EHVH04+08S23DAV Daikin Altherma – Low temperature split 4P499573-1A – 2018.11...
  • Page 93 4 signal 2 core Only for EKRUDAS 2x0.75 X5M: 11-12 A14P: P1-P2 user interface communication 2 core 2x0.75 A13P: P1-P2 LAN adapter communication 4D112068B ERGA04~08DAV3(A) + EHVH04+08S23DAV Installer reference guide Daikin Altherma – Low temperature split 4P499573-1A – 2018.11...

  • Page 94: Indoor Unit

    ". room 14.6 Table 2 – Minimum floor area: indoor unit (kg) Minimum floor area (m²) H=600 mm 1.84 28.81 1.86 29.44 1.88 30.08 1.90 30.72 Installer reference guide ERGA04~08DAV3(A) + EHVH04+08S23DAV Daikin Altherma – Low temperature split 4P499573-1A – 2018.11...

  • Page 95: Esp Curve: Indoor Unit

    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 product according instructions accompanying documentation.

  • Page 96: Field Settings Table

    7401 Field settings table [8.7.5] = ..Applicable indoor units EHVH04S23DAV* EHVH08S23DAV* Notes 4P499575-1A - 2017.11...
  • Page 97 Installer setting at variance with Field settings table 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 16°C └─ Setpoint range 1.5.1 [3-07] Heating minimum...
  • Page 98 Installer setting at variance with Field settings table default value Breadcrumb Field code Setting name Range, step Date Value Default value [9-0D] Pump limitation 0~8, step:1 0 : No limitation 1~4 : 50~80% 5~8 : 50~80% during sampling Space heating / cooling [F-00] Pump outside range 0: Restricted...
  • Page 99 Installer setting at variance with Field settings table default value Breadcrumb Field code Setting name Range, step Date Value Default value [4-0A] Configuration 0: 1 [6-03] Capacity step 1 0~10kW, step: 0,2kW [6-04] Additional capacity step 2 0~10kW, step: 0,2kW └─...
  • Page 100 Installer setting at variance with Field settings table default value Breadcrumb Field code Setting name Range, step Date Value Default value Installer settings [4-06] Emergency 0: Manual 1: Automatic └─ Balancing 9.6.1 [5-02] Space heating priority 0: Disabled 1: Enabled 9.6.2 [5-03] Priority temperature...
  • Page 101 Installer setting at variance with Field settings table default value Breadcrumb Field code Setting name Range, step Date Value Default value [E-08] Power saving function 1: Enabled Disable protections 0: No 1: Yes └─ Overview field settings [0-00] Leaving water value for high ambient temp. for LWT add zone heating WD curve. [9-05]~min(45,[9-06])°C, step: 1°C 35°C [0-01]...
  • Page 102 Installer setting at variance with Field settings table default value Breadcrumb Field code Setting name Range, step Date Value Default value [4-01] Which electric heater has priority? 0: None 1: BSH 2: BUH [4-02] Below which outdoor temperature is heating allowed? 14~35°C, step: 1°C 22°C [4-03]...
  • Page 103 Installer setting at variance with Field settings table default value Breadcrumb Field code Setting name Range, step Date Value Default value [8-04] Additional running time for the maximum running time. 0~95 min, step: 5 min 95 min [8-05] Allow modulation of the LWT to control the room temp? 0: No 1: Yes [8-06]...
  • Page 104 Installer setting at variance with Field settings table default value Breadcrumb Field code Setting name Range, step Date Value Default value [D-0A] [D-0B] [E-00] Which type of unit is installed? 0: LT split [E-01] Which type of compressor is installed? [E-02] What is the indoor unit software type? 1: Heating only...
  • Page 108 4P499573-1A 2018.11...

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