Daikin Altherma 3 H MT W Installer's Reference Manual
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Daikin Altherma 3 H MT W Installer's Reference Manual

Daikin Altherma 3 H MT W Installer's Reference Manual

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EPRA08EAV3
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Installer reference guide
Daikin Altherma 3 H MT W
https://daikintechnicaldatahub.eu
ETBH12EF6V
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ETBX12EF6V
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Summary of Contents for Daikin Altherma 3 H MT W

  • Page 1 Installer reference guide Daikin Altherma 3 H MT W https://daikintechnicaldatahub.eu EPRA08EAV3 ETBH12EF6V EPRA10EDAV3 ETBH12EF9W EPRA12EAV3 ETBX12EF6V ETBX12EF9W EPRA08EAW1 EPRA10EAW1 EPRA12EAW1...

  • Page 2: Table Of Contents

    Preparing the installation site............................65 7.1.1 Installation site requirements of the outdoor unit..................65 7.1.2 Additional installation site requirements of the outdoor unit in cold climates..........67 Installer reference guide EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...
  • Page 3 To connect the PC cable to the switch box....................133 10.2 Configuration wizard............................... 133 10.3 Possible screens ................................135 10.3.1 Possible screens: Overview ..........................135 EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...
  • Page 4 14.3.11 Symptom: Tank disinfection function is NOT completed correctly (AH-error)..........252 14.4 Solving problems based on error codes ......................... 253 14.4.1 To display the help text in case of a malfunction ..................253 Installer reference guide EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...
  • Page 5 Wiring diagram: Outdoor unit ............................269 16.5 Wiring diagram: Indoor unit ............................274 16.6 ESP curve: Indoor unit..............................280 17 Glossary 18 Field settings table EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...

  • Page 6: About The Documentation

    Latest revisions of the supplied documentation may be available on the regional Daikin website or via your dealer. The original documentation is written in English. All other languages are translations. EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...

  • Page 7: Meaning Of Warnings And Symbols

    About the documentation 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 8: Installer Reference Guide At A Glance

    General safety precautions Safety instructions that you must read before installing Specific installer safety instructions About the box How to unpack the units and remove their accessories EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...
  • Page 9 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. EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...

  • Page 10: General Safety Precautions

    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 11: Installation Site

    Make sure the field piping and connections are NOT subjected to stress. WARNING During tests, NEVER pressurise the product with a pressure higher than the maximum allowable pressure (as indicated on the nameplate of the unit). EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...
  • Page 12 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: EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...

  • Page 13: Water

    If NOT factory installed, a main switch or other means for disconnection, having a contact separation in all poles providing full disconnection under overvoltage category III condition, MUST be installed in the fixed wiring. EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...
  • Page 14 Install power cables at least 1  meter away from televisions or radios to prevent interference. Depending on the radio waves, a distance of 1  meter may NOT be sufficient. EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...
  • Page 15 ON and OFF while the product is operating, attach a reversed phase protection circuit locally. Running the product in reversed phase can break the compressor and other parts. EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...

  • Page 16: Specific Installer Safety Instructions

    (example: open flames, an operating gas appliance or an operating electric heater). WARNING Make sure installation, servicing, maintenance and repair comply with instructions from Daikin and with applicable legislation and are executed ONLY by authorised persons. Mounting the outdoor unit (see "7.3 Mounting the outdoor unit" [...
  • Page 17 WARNING Ethylene glycol is toxic. "9 Electrical installation" [  96]) Electrical installation (see DANGER: RISK OF ELECTROCUTION EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...
  • Page 18 If the supply cord is damaged, it MUST be replaced by the manufacturer, its service agent or similarly qualified persons in order to avoid a hazard. CAUTION Do NOT push or place redundant cable length in the unit. EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...
  • Page 19 To protect the piping connected to the magnetic filter/dirt separator from damage it is recommended to perform this procedure with the magnetic filter/dirt separator removed from the unit. EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...
  • Page 20 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. EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...

  • Page 21: About The Box

    To avoid injury, do NOT touch the air inlet or aluminium fins of the unit. Crane Keep the slings within the marked area to not damage the unit. EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...
  • Page 22 After unpacking, carry the unit using the slings attached to the unit. See also: ▪ "4.2.2 To unpack the outdoor unit" [  23] ▪ "7.3.4 To install the outdoor unit" [  75] ±120 4× EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...

  • Page 23: To Unpack The Outdoor Unit

    About the box 4.2.2 To unpack the outdoor unit EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...

  • Page 24: To Remove The Accessories From The Outdoor Unit

    ▪ Bring the packed unit as close as possible to its final installation position to prevent damage during transport. EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...

  • Page 25: To Unpack The Indoor Unit

    Indoor unit installation manual d Operation manual e WLAN cartridge f Sealing ring for shut-off valve g Shut-off valve h Overpressure bypass valve i Wall bracket EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...

  • Page 26: About The Units And Options

    Explanation European hydro-split outdoor pair heat pump High water temperature – ambient zone 2 (see operation range) Refrigerant R32 Capacity class Model series Power supply EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...

  • Page 27: Identification Label: Indoor Unit

    In case of a third-party tank, the tank shall adhere to the following requirements: ▪ The heat exchanger coil of the tank is ≥1.05 m² and ≤3.7 m². ▪ The tank thermistor must be located above the heat exchanger coil. EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...

  • Page 28: Possible Options For The Outdoor Unit

    Room thermostat (EKRTWA, EKRTR1) You can connect an optional room thermostat to the indoor unit. This thermostat can either be wired (EKRTWA) or wireless (EKRTR1). EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...
  • Page 29 For installation instructions, see the installation manual of the remote outdoor sensor and the addendum book for optional equipment. INFORMATION You can only connect either the remote indoor sensor or the remote outdoor sensor. EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...
  • Page 30 For providing domestic hot water, a domestic hot water tank can be connected to the wall-mounted indoor unit. The following domestic hot water tanks are available: EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...
  • Page 31 The installation of the optional Smart grid relay kit is required in case of high voltage Smart grid contacts (EKRELSG). For installation instructions, see "9.3.11 To connect a Smart Grid" [  124]. EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...

  • Page 32: Application Guidelines

    Setting up the domestic hot water tank ▪ Setting up the energy metering ▪ Setting up the power consumption control ▪ Setting up an external temperature sensor EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...

  • Page 33: Setting Up The Space Heating/Cooling System

    Automatic. NOTICE An overpressure bypass valve can be integrated in the system. Keep in mind that this valve might not be shown on the illustrations. EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...

  • Page 34: Single Room

    Stable room temperature matching the desired temperature (higher comfort) Less ON/OFF cycles (more quiet, higher comfort and higher efficiency) Lowest possible leaving water temperature (higher efficiency) EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...
  • Page 35 OFF condition. No separation between ▪ Code: [C-05] heating or cooling demand. Benefits ▪ Wireless. The Daikin external room thermostat is available in a wireless version. EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...
  • Page 36 (X2M/4 and X2M/3). Configuration Setting Value Unit temperature control: 1 (External room thermostat): Unit operation is decided by the ▪ #: [2.9] external thermostat. ▪ Code: [C-07] EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...
  • Page 37 Cold water → Outdoor unit ▪ A shut-off valve (field supply) is installed before the underfloor heating to prevent condensation on the floor during cooling operation. EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...

  • Page 38: Multiple Rooms - One Lwt Zone

    (this can either be the dedicated Human Comfort Interface (BRC1HHDA) or an external EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...
  • Page 39 Number of water temperature zones: 0 (Single zone): Main ▪ #: [4.4] ▪ Code: [7-02] Benefits ▪ Easy. Same installation as for one room, but with thermostatic valves. EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...
  • Page 40 Compared with underfloor heating or radiators for one room: ▪ Comfort. You can set the desired room temperature, including schedules, for each room via the room thermostats. EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...
  • Page 41 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] EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...
  • Page 42 Mind that the operation mode on each external room thermostat and controller of the heat pump convectors must be set to match the indoor unit. EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...

  • Page 43: Multiple Rooms - Two Lwt Zones

    In cooling mode, you can allow the underfloor heating (main zone) to provide refreshment (no real cooling), or NOT allow it. See setup below. Setup Three bizone kit system variations are possible: System without hydraulic separator: EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...
  • Page 44 For this system, a direct pump is required for the additional zone. A Additional leaving water temperature zone B Room 1 C Room 2 D Main leaving water temperature zone EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...
  • Page 45 If NOT allowed, install a shut-off valve (field supply) and connect it to X2M/21 and X2M/28 for a normally open valve or X2M/21 and X2M/29 for a normally closed valve. EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...
  • Page 46 Code: [C‑06] Bizone kit installed: 2 (Yes): A bizone kit is installed in order to add an additional temperature zone. ▪ #: [9.P.1] ▪ Code: [E‑0B] EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...

  • Page 47: Setting Up An Auxiliary Heat Source For Space Heating

    Domestic hot water is always produced by the DHW tank connected to the indoor unit. ▪ Bivalent operation is only possible if space heating is turned ON. EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...
  • Page 48 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 60°C. To do so: Set the desired water temperature via the auxiliary boiler controller to maximum 60°C.
  • Page 49 Setpoint of the auxiliary gas boiler To prevent freeze-up of the water piping, the auxiliary gas boiler must have a fixed setpoint ≥55°C, or a weather-dependent setpoint ≥T EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...

  • Page 50: Setting Up The Domestic Hot Water Tank

    Determining the volume and desired temperature for the DHW tank. Determining the DHW consumption Answer the following questions and calculate the DHW consumption (equivalent hot water volume at 40°C) using typical water volumes: EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...
  • Page 51 ▪ If the DHW consumption differs from day to day, you can program a weekly schedule with different desired DHW tank temperatures for each day. EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...

  • Page 52: Setup And Configuration - Dhw Tank

    DHW tank, and the addendum book for optional equipment. Connecting the water piping of the standalone DHW tank to the indoor unit, see the installation manual of the DHW tank. EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...

  • Page 53: Dhw Pump For Instant Hot Water

    For more information, see "10 Configuration" [  130]. ▪ You can program a schedule to control the DHW pump via the user interface. For more information, see the user reference guide. EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...

  • Page 54: Dhw Pump For Disinfection

    DHW pump and heater element (if needed) as shown above. Configuration The indoor unit can control DHW pump operation. For more information, see "10 Configuration" [  130]. EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...

  • Page 55: Dhw Pump For Tank Preheating

    You can read out the energy data: For space heating For space cooling For domestic hot water production ▪ You can read out the energy data: Per month Per year EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...

  • Page 56: Produced Heat

    Setup and configuration: To get accurate energy data, measure the capacity (resistance measurement) and set the capacity via the user interface for: The backup heater (step 1 and step 2) (if applicable) The booster heater EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...

  • Page 57: 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) EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...

  • Page 58: Preferential Kwh Rate Power Supply

    6.5.4 Preferential kWh rate power supply General rule ▪ Power meter 1: Measures the outdoor unit. ▪ Power meter 2: Measures the rest (i.e. indoor unit, backup heater and optional booster heater). EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...

  • Page 59: Setting Up The Power Consumption Control

    Allows you to limit the power consumption of the entire heat pump system (sum of indoor unit and backup heater) with one permanent setting. ▪ Limitation of power in kW or current in A. EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...

  • Page 60: Permanent Power Limitation

    Power input t Time DI Digital input (power limitation level) a Power limitation active b Actual power input Setup and configuration ▪ No additional equipment needed. EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...

  • Page 61: Power Limitation Activated By Digital Inputs

    6.6.2 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 62: Power Limitation Process

    Power limitation level does NOT allow operation of both booster heater and backup heater (step 1 and step 2). ▪ Priority heater = Booster heater (if applicable). Then power consumption is limited as follows: EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...

  • Page 63: Bbr16 Power Limitation

    Set the power consumption control settings in [9.9] via the user interface (see "Power consumption control" [  208]): Activate BBR16 Set the desired power limitation level EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...

  • Page 64: Setting Up An External Temperature Sensor

    To protect the outdoor unit, the internal sensor of the outdoor unit is always used. EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...

  • Page 65: Unit Installation

    Do NOT hang the unit on a ceiling. Strong winds (≥18 km/h) blowing against the outdoor unit’s air outlet causes short circuit (suction of discharge air). This may result in: EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...
  • Page 66 Install the outdoor unit away from direct sea winds. Example: Behind the building. If the outdoor unit is exposed to direct sea winds, install a windbreaker. EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...

  • Page 67: Additional Installation Site Requirements Of The Outdoor Unit In Cold Climates

    WARNING Make sure installation, servicing, maintenance and repair comply with instructions from Daikin and with applicable legislation and are executed ONLY by authorised persons. 7.1.2 Additional installation site requirements of the outdoor unit in cold climates Protect the outdoor unit against direct snowfall and take care that the outdoor unit is NEVER snowed up.

  • Page 68: Installation Site Requirements Of The Indoor Unit

    Maximum water piping length between indoor unit and 10 m domestic hot water tank Maximum distance between the 3‑way valve and the indoor 3 m unit (for installations with domestic hot water tank) EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...

  • Page 69: Opening And Closing The Units

    Precise water piping length can be determined using the Hydronic Piping Calculation tool. The Hydronic Piping Calculation tool is part of the Heating Solutions Navigator which can be reached via https://professional.standbyme.daikin.eu. Please contact your dealer if you have no access to Heating Solutions Navigator.

  • Page 70: To Remove The Transportation Stay

    Keep 4 screws to attach the compressor cover piece (see the installation manual, topic “To attach the compressor cover piece”). EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...

  • Page 71: To Close The Outdoor Unit

    7.2.5 To open the indoor unit Overview 1 Front panel 2 Switch box cover 3 Switch box 4 User interface panel Open 1 Remove the front panel. EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...
  • Page 72 4 If you have to do work behind the user interface panel or upload new software into the user interface, open the user interface panel. EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...

  • Page 73: To Close The Indoor Unit

    7.3 Mounting the outdoor unit 7.3.1 About mounting the outdoor unit When You have to mount the outdoor unit before you can connect the water piping. EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...

  • Page 74: Precautions When Mounting The Outdoor Unit

    Use 4 sets of M12 anchor bolts, nuts and washers. Provide at least 150 mm of free space below the unit. Additionally, make sure the unit is positioned at least 100 mm above the maximum expected level of snow. Anchor points (mm) EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...

  • Page 75: To Install The Outdoor Unit

    7.3.4 To install the outdoor unit 1 Carry the unit by its slings, and put it onto the installation structure. ±120 4× 2 Fix the unit to the installation structure. EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...

  • Page 76: To Provide Drainage

    ▪ Install a drain tube heater (field supply). To connect the drain tube heater, see "9.2.1 To connect the electrical wiring to the outdoor unit" [  101]. EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...

  • Page 77: To Install The Discharge Grille

    Electrical wiring. Before installing the discharge grille, connect the electrical wiring. Install the lower part of the discharge grille 1 Insert the hooks. 2 Insert the ball studs. EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...
  • Page 78 4 Align and attach the left side. 5 Align and attach the middle part. 6 Align and attach the right side. 7 Insert the hooks. 8 Insert the ball studs. EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...

  • Page 79: To Remove The Discharge Grille, And Put The Grille In Safety Position

    "7.3.7 To remove the discharge grille, and put the grille in safety position" [  79] 1 Remove the upper part of the discharge grille. 4× 2 Remove the lower part of the discharge grille. EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...
  • Page 80 4 Align the ball stud and hook on the grille with their counterparts on the unit. 5 Insert the hook. 6 Insert the ball stud. EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...

  • Page 81: Mounting The Indoor Unit

    ▪ Tilt the top of the unit against the wall at the position of the wall bracket. ▪ Slide the bracket on the back of the unit over the wall bracket. Make sure the unit is fixed properly. EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...

  • Page 82: To Connect The Drain Hose To The Drain

    1 Connect a drain tube (field supply) to the drain pan connector as follows: a Drain pan connector It is recommended to use a tundish to collect the water. EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...

  • Page 83: Piping Installation

    Inappropriate tooling will cause damage to the pipes. ▪ Insulation. Insulate up to the base of the heat exchanger. ▪ Freeze. Protect against freezing. EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...
  • Page 84 ▪ Drainage – Low points. Provide drain taps at all low points of the system in order to allow complete drainage of the water circuit. EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...

  • Page 85: Formula To Calculate The Expansion Vessel Pre-Pressure

    Recirculation pump 8.1.2 Formula to calculate the expansion vessel pre-pressure The pre-pressure (Pg) of the vessel depends on the installation height difference (H): Pg=0.3+(H/10) (bar) EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...

  • Page 86: To Check The Water Volume And Flow Rate

    For more information on the addition of glycol, refer to "8.2.5 To protect the water circuit against freezing" [  91]. Use the following graph to determine the maximum water volume for the calculated pre-pressure. EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...
  • Page 87 This minimum flow rate is required during defrost/backup heater operation. For this purpose, use the overpressure bypass valve delivered with the unit, and respect the minimum water volume. Minimum required flow rate 20 l/min EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...

  • Page 88: Changing The Pre-Pressure Of The Expansion Vessel

    The indoor unit is installed 5  m below the highest point in the water circuit. The total water volume in the water circuit is 100 l. No actions or adjustments are required. Example 2 EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...

  • Page 89: Connecting Water Piping

    Deformation of the piping can cause malfunctioning of the unit. Outdoor unit 1 Connect the shut-off valve (with integrated filter) to the outdoor unit water inlet, using thread sealant. EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...
  • Page 90 2 Connect the outdoor unit field piping on the water IN connection (a) of the indoor unit. 3 Connect the space heating/cooling field piping on the space heating water OUT connection (b) of the indoor unit. EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...

  • Page 91: To Fill The Water Circuit

    However, in case of a power failure, these functions cannot guarantee protection. Do one of the following to protect the water circuit against freezing: EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...
  • Page 92 The system contains a domestic hot Only use propylene glycol water tank The system does NOT contain a You can use either propylene glycol domestic hot water tank ethylene glycol EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...
  • Page 93 If glycol is present in the system, setting [E-0D] must be set to 1. If the glycol setting is NOT set correctly, the liquid inside the piping can freeze. EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...
  • Page 94 (default=7°C) at least 2°C higher than the maximum opening temperature of the freeze protection valve. If lower, freeze protection valves can open during cooling operation. EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...

  • Page 95: To Fill The Domestic Hot Water Tank

    Please contact your dealer if you have no access to Heating Solutions Navigator. This recommendation ensures good operation of the unit, however, local regulations may differ and shall be followed. EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...

  • Page 96: Electrical Installation

    DANGER: RISK OF ELECTROCUTION WARNING ALWAYS use multicore cable for power supply cables. INFORMATION Also read the precautions and requirements in the "2  General safety precautions" [  10]. EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...

  • Page 97: Guidelines When Connecting The Electrical Wiring

    Place the round crimp-style terminal on the wire up to the covered part and fasten the terminal with the appropriate tool. EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...
  • Page 98 Indoor unit: Item Tightening torque (N•m) 2.45 ±10% 0.88 ±10% 0.88 ±10% 2.45 ±10% X7M, X8M 2.45 ±10% X10M 0.88 ±10% M4 (earth) 1.47 ±10% EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...

  • Page 99: About Electrical Compliance

    OFF mode. At that moment, the outdoor unit compressor will NOT operate. The wiring to the unit is different depending on whether the power supply is interrupted or NOT. EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...

  • Page 100: Overview Of Electrical Connections Except External Actuators

    "9.2.1 To connect the electrical wiring to the outdoor unit" [  101]. Interconnection cable Drain tube heater cable Connection for power saving function (only for V3 models) EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...

  • Page 101: To Connect The Electrical Wiring To The Outdoor Unit

    1 Power supply cable: ▪ Route the cable through the frame. ▪ Connect the wires to the terminal block. ▪ Fix the cable with a cable tie. EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...
  • Page 102 ▪ Connect the wires to the terminal block (make sure the numbers match with the numbers on the indoor unit) and the earth screw. ▪ Fix the cable with a cable tie. Wires: (3+GND)×1.5 mm² — EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...
  • Page 103 ▪ Fix the cable with cable ties. Wires: (2+GND)×0.75 mm². Wiring must be double insulated. Maximum power allowed for drain tube heater = 115 W (0.5 A) — EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...
  • Page 104 ▪ Connect the wires to the terminal block. ▪ Fix the cable with a cable tie. Wires: 3N+GND Maximum running current: Refer to name plate on unit. — EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...
  • Page 105 ▪ Connect the wires to the terminal block (make sure the numbers match with the numbers on the indoor unit) and the earth screw. ▪ Fix the cable with a cable tie. Wires: (3+GND)×1.5 mm² — EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...
  • Page 106 ▪ Fix the cable with cable ties. Wires: (2+GND)×0.75 mm². Wiring must be double insulated. Maximum power allowed for drain tube heater = 115 W (0.5 A) — EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...

  • Page 107: To Reposition The Air Thermistor On The Outdoor Unit

    9.2.2 To reposition the air thermistor on the outdoor unit This procedure is only necessary in areas with low ambient temperatures. Required accessory (delivered with the unit): Thermistor fixture. Click EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...

  • Page 108: Connections To The Indoor Unit

    Maximum running current: 100 mA For the main zone: ▪ [2.9] Control ▪ [2.A] Thermostat type For the additional zone: ▪ [3.A] Thermostat type ▪ [3.9] (read-only) Control EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...
  • Page 109 ▪ Installation manual of the remote indoor sensor ▪ Addendum book for optional equipment Wires: 2×0.75 mm² [9.B.1]=2 (External sensor = Room) [1.7] Room sensor offset EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...
  • Page 110 Installation manual of the domestic hot heater (from mains to water tank indoor unit) ▪ Addendum book for optional equipment Wires: 2+GND Maximum running current: 13 A [9.4] Booster heater EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...

  • Page 111: To Connect The Main Power Supply

    1 Open the following (see "7.2.5 To open the indoor unit" [  71]): 1 Front panel 2 Switch box cover 3 Switch box 2 Connect the main power supply. EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...
  • Page 112 16 V DC detection (voltage supplied by PCB). The voltage-free contact shall ensure the minimum applicable load of 15 V DC, 10 mA. [9.8] Benefit kWh power supply Connect X11Y to X11YB. EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...
  • Page 113 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. EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...

  • Page 114: To Connect The Backup Heater Power Supply

    Z less than or equal to Z EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...
  • Page 115 Connections to backup heater power supply *6V (6V3: 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 EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...

  • Page 116: To Connect The Shut-Off Valve

    2 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. EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...

  • Page 117: To Connect The Electricity Meters

    1 Front panel 2 Switch box cover 3 Switch box 2 Connect the electricity meters cable to the appropriate terminals as shown in the illustration below. EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...

  • Page 118: To Connect The Domestic Hot Water Pump

    2 Switch box cover 3 Switch box 2 Connect the domestic hot water pump cable to the appropriate terminals as shown in the illustration below. EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...

  • Page 119: To Connect The Alarm Output

    2 Connect the alarm output cable to the appropriate terminals as shown in the illustration below. Wires connected to the alarm output Wire between X2M and A4P Installation of EKRP1HBAA is required. EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...

  • Page 120: To Connect The Space Cooling/Heating On/Off Output

    2 Switch box cover 3 Switch box 2 Connect the space cooling/heating ON/OFF output cable to the appropriate terminals as shown in the illustration below. EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...

  • Page 121: To Connect The Changeover To External Heat Source

    Minimum load: 20 mA, 5 V DC [9.C] Bivalent 1 Open the following (see "7.2.5 To open the indoor unit" [  71]): 1 Front panel 2 Switch box cover 3 Switch box EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...

  • Page 122: To Connect The Power Consumption Digital Inputs

    2 Switch box cover 3 Switch box 2 Connect the power consumption digital inputs cable to the appropriate terminals as shown in the illustration below. EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...

  • Page 123: To Connect The Safety Thermostat (Normally Closed Contact)

    2 Connect the safety thermostat (normally closed) cable to the appropriate terminals as shown in the illustration below. Note: The jumper wire (factory-mounted) must be removed from the respective terminals. EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...

  • Page 124: To Connect A Smart Grid

    9.3.11 To connect a Smart Grid This topic describes 2 possible ways to connect the indoor unit to a Smart Grid: ▪ In case of low voltage Smart Grid contacts EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...
  • Page 125 S4S Smart Grid pulse meter /S10S Low voltage Smart Grid contact 1 /S11S Low voltage Smart Grid contact 2 1 Connect the wiring as follows: EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...
  • Page 126 STEP 2 Low voltage connections STEP 3 High voltage connections High voltage Smart Grid contact 1 High voltage Smart Grid contact 2 a, b Coil sides of relays EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...
  • Page 127 Wires between the relays and X10M (AWG18 RED) 1 2 3 4 X10M K1A K2A 2 Connect the low voltage wiring as follows: X5M.4 X5M.3 S4S Smart Grid pulse meter EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...

  • Page 128: To Connect The Wlan Cartridge (Delivered As Accessory)

    4 Fix the cables with cable ties to the cable tie mountings. If necessary, bundle excessive cable length with a cable tie. 9.3.12 To connect the WLAN cartridge (delivered as accessory) [D] Wireless gateway EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...
  • Page 129 Electrical installation 1 Insert the WLAN cartridge into the cartridge slot on the user interface of the indoor unit. EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...

  • Page 130: Configuration

    First time – Configuration wizard. When you turn ON the user interface for the first time (via the unit), the configuration wizard starts to help you configure the system. EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...

  • Page 131: To Access The Most Used Commands

    Confirm the pin code and proceed. Installer pin code The Installer pin code is 5678. Additional menu items and installer settings are now available. Installer 5678 EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...
  • Page 132 4 Turn the left dial to select the second part of the setting 01 15 5 Turn the right dial to modify the value from 15 to 20. 01 20 EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...

  • Page 133: To Connect The Pc Cable To The Switch Box

    You can find a short overview of the settings in the configuration here. All the settings can also be adjusted in the settings menu (use the breadcrumbs). EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...
  • Page 134 Setpoint mode [2.4] Heating WD curve [2.5] (if applicable) Cooling WD curve [2.6] (if applicable) Schedule [2.1] WD curve type [2.E] Additional zone (only if [4.4]=1) EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...

  • Page 135: Possible Screens

    Hysteresis [5.9] and [5.A] 10.3 Possible screens 10.3.1 Possible screens: Overview The most common screens are as follows: – a Home screen b Main menu screen EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...

  • Page 136: Home Screen

    Smart energy is available via solar panels or smart grid. Smart energy is currently being used for space heating. Smart energy is currently being used for domestic hot water. Space operation mode Cooling Heating EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...
  • Page 137 Installed heat emitter type: Underfloor heating Fancoil unit Radiator Measured room temperature Leaving water temperature setpoint Holiday mode Holiday mode active EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...

  • Page 138: Main Menu Screen

    Enable/disable breadcrumbs. Submenu Description Malfunctioning Restriction: Only displayed if a malfunction occurs. "14.4.1 To display the help text in case of malfunction" [  253] for more information. EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...

  • Page 139: Menu Screen

    Restriction: Only displayed if a wireless LAN (WLAN) is installed. Contains settings needed when configuring the Daikin Residential Controller app. 10.3.4 Menu screen Example: Language Time/date Holiday EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...

  • Page 140: Setpoint Screen

    Measured by the unit Desired temperature Turn the right dial to increase/ decrease. Submenu Turn or press the left dial to go to the submenu. EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...

  • Page 141: Detailed Screen With Values

    5 Program the schedule for Saturday and copy it to Sunday. 6 Give the schedule a name. To go to the schedule 1 Go to [1.1]: Room > Schedule. 2 Set scheduling to Yes. EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...
  • Page 142 Edit Copy 3 Select OK to confirm. To program the schedule for Monday 1 Select Monday. User defined 1 2 Select Edit. Delete Edit Copy EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...
  • Page 143 1 Select Monday. User defined 1 2 Select Copy. Delete Edit Copy Result: Next to the copied day, "C" is displayed. 3 Select Tuesday. User defined 1 EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...
  • Page 144 8:00 21°C 23:00 18°C --:-- 4 Confirm the changes. 5 Select Saturday. 6 Select Copy. 7 Select Sunday. 8 Select Paste. Result: User defined 1 EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...

  • Page 145: Weather-Dependent Curve

    EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...

  • Page 146: 2-Points Curve

    See "10.4.4 Using weather-dependent curves" [  148]. 10.4.2 2-points curve Define the weather-dependent curve with these two setpoints: ▪ Setpoint (X1, Y2) ▪ Setpoint (X2, Y1) Example EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...

  • Page 147: Slope-Offset Curve

    Examples Weather-dependent curve when slope is selected: Weather-dependent curve when offset is selected: EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...

  • Page 148: Using Weather-Dependent Curves

    10.4.4 Using weather-dependent curves Configure weather-dependent curves as following: To define the setpoint mode To use the weather-dependent curve, you need to define the correct setpoint mode: EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...
  • Page 149 You cannot configure the curve with temperatures that are higher or lower than the set maximum and minimum setpoints for that zone or for the tank. When the maximum or minimum setpoint is reached, the curve flattens out. EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...

  • Page 150: Settings Menu

    To display the error code, open the menu screen and go to [0]  Malfunctioning. Press more information about the error. EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...

  • Page 151: Room

    Example" [  141]. Cooling schedule Only applicable for reversible models. Define a cooling schedule of the room temperature in [1.3] Cooling schedule. "10.3.7 Schedule screen: Example" [  141]. EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...
  • Page 152 Under leaving water temperature control, room frost protection is NOT guaranteed. However, if room antifrost [2‑06] is activated, limited frost protection by the unit is possible: EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...
  • Page 153 ▪ Outdoor ambient temperature drops below 6°C ▪ the temperature setpoint of the leaving water will be lowered. EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...
  • Page 154 When adjusting the room temperature ranges, all desired room temperatures are also adjusted to guarantee they are between the limits. Code Description [1.5.1] [3-07] Heating minimum [1.5.2] [3-06] Heating maximum [1.5.3] [3-09] Cooling minimum EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...

  • Page 155: Main Zone

    [9-0A] Heating comfort setpoint ▪ [3-07]~[3-06]°C [1.9.2] [9-0B] Cooling comfort setpoint ▪ [3-09]~[3-08]°C 10.5.3 Main zone Overview The following items are listed in the submenu: EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...
  • Page 156 Define a heating temperature schedule for the main zone via [2.2] Heating schedule. "10.3.7 Schedule screen: Example" [  141]. Cooling schedule Define a cooling temperature schedule for the main zone via [2.3] Cooling schedule. "10.3.7 Schedule screen: Example" [  141]. EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...
  • Page 157 10°C. Heating WD curve Set weather-dependent heating for the main zone (if [2.4]=1 or 2): EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...
  • Page 158 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): EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...
  • Page 159 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. EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...
  • Page 160 Example underfloor heating: 40–5/2=37.5°C To compensate, you can: ▪ Increase the weather-dependent curve desired temperatures [2.5]. ▪ Enable leaving water temperature modulation and increase the maximum modulation [2.C]. EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...
  • Page 161 Heating maximum: ▪ [2‑0C]=2 (emitter type main zone = radiator) 37°C~65°C ▪ Else: 37°C~55°C [2.8.3] [9-03] Cooling minimum: ▪ 5°C~18°C [2.8.4] [9-02] Cooling maximum: ▪ 18°C~22°C EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...
  • Page 162 Leaving water temperature: Delta T In heating for the main zone, the target delta T (temperature difference) depends on the selected emitter type for the main zone. EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...
  • Page 163 Additionally, also the desired leaving water temperature must be configured: if Modulation is enabled, the unit automatically calculates the desired leaving water temperature. These calculations are based on: EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...
  • Page 164 1 leaving water temperature zone, connect the shut-off valve to the heating/cooling output. The shut off valve for the main leaving water temperature zone can close under these circumstances: EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...

  • Page 165: Additional Zone

     146] and "10.4.3 Slope-offset curve" [  147]. Code Description [2.E] ▪ 2-points ▪ Slope-Offset 10.5.4 Additional zone Overview The following items are listed in the submenu: EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...
  • Page 166  141]. Setpoint mode The setpoint mode of the additional zone can be independently set from the setpoint mode of the main zone. "Setpoint mode" [  157]. EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...
  • Page 167 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): EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...
  • Page 168 [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 EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...
  • Page 169 (X2M/35a) ▪ 2: 2 contacts. Connected to 2 digital inputs (X2M/34a and X2M/35a) Leaving water temperature: Delta T For more information, see "10.5.3 Main zone" [  155]. EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...

  • Page 170: Space Heating/Cooling

    [4.9] Pump outside range [4.A] Increase around 0°C [4.B] Overshoot [4.C] Antifrost About space operation modes Your unit can be a heating or a heating/cooling model: EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...
  • Page 171 To restrict automatic changeover according to a schedule Conditions: You set the space operation mode to Automatic. 1 Go to [4.2]: Space heating/cooling > Operation mode schedule. 2 Select a month. EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...
  • Page 172 Besides the desired heating/cooling room temperature, the installer sets a hysteresis value (e.g. when in heating, this EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...
  • Page 173 INFORMATION Mixing station. If your system layout contains 2 LWT zones, you need to install a mixing station in front of the main LWT zone. EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...
  • Page 174 Make sure you set the emitter types for the main zone [2.7] and for the additional zone [3.7] correctly in accordance with the connected emitter. EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...
  • Page 175 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 EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...
  • Page 176 Possible values: see below. [4.8.2] [9-0D] Restriction: Only displayed when the bizone kit (EKMIKPOA or EKMIKPHA) is installed. Pump limitation Additional zone Possible values: see below. Possible values: EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...
  • Page 177 The maximum values depend on the unit type: [9-0D]/[9-0E]=0 [9-0D]/[9-0E]=1/5 a (kPa) a (kPa) b (l/min) b (l/min) [9-0D]/[9-0E]=2/6 [9-0D]/[9-0E]=3/7 a (kPa) a (kPa) b (l/min) b (l/min) EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...
  • Page 178 0: No ▪ 1: increase 2°C, span 4°C ▪ 2: increase 4°C, span 4°C ▪ 3: increase 2°C, span 8°C ▪ 4: increase 4°C, span 8°C EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...

  • Page 179: Tank

    Antifrost [1.4] or [4.C] prevents the room from getting too cold. For more information about room frost protection, see "10.5.2 Room" [  151]. 10.5.6 Tank Overview The following items are listed in the submenu: EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...
  • Page 180 When powerful operation is active, the risk of space heating/cooling and capacity shortage comfort problems is significant. In case of frequent domestic hot water operation, frequent and long space heating/cooling interruptions will happen. EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...
  • Page 181 The domestic hot water can be prepared in 3 different ways. They differ from each other by the way the desired tank temperature is set and how the unit acts upon it. EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...
  • Page 182 ▪ 4: Thursday ▪ 5: Friday ▪ 6: Saturday ▪ 7: Sunday [5.7.3] [2‑02] Start time [5.7.4] [2‑03] Tank setpoint: 55°C~75°C [5.7.5] [2‑04] Duration: 5~60 minutes EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...
  • Page 183 When the Schedule only mode is selected, it is recommended to program an Eco action 3 hours before the scheduled start-up of the disinfection function to preheat the tank. EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...
  • Page 184 Code Description [5.A] [6-08] Reheat hysteresis ▪ 2°C~20°C EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...
  • Page 185 35°C~[6‑0E]°C Margin In domestic hot water operation, the following hysteresis value can be set for the heat pump operation: EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...
  • Page 186 The maximum heat pump temperature depends on the ambient temperature. For more information, see the operation range. WD curve type There are 2 methods to define the weather-dependent curves: ▪ 2-points (see "10.4.2 2-points curve" [  146]) EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...

  • Page 187: User Settings

    Setting the starting date and ending date of your holiday. Activating the holiday mode. To check if holiday mode is activated and/or running is displayed on the home screen, holiday mode is active. EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...
  • Page 188 To use quiet mode 1 Go to [7.4.1]: User settings > Quiet > Activation. 2 Do one of the following: — EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...
  • Page 189 Price value ranging from 0.00~990 valuta/kWh (with 2 significant values). To set the electricity price 1 Go to [7.5.1]/[7.5.2]/[7.5.3]: User settings > Electricity price > High/Medium/Low. 2 Select the correct electricity price. EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...
  • Page 190 Example This is an example and the prices and/or values used in this example are NOT accurate. Data Price/kWh Gas price 4.08 Electricity price 12.49 EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...

  • Page 191: Information

    Reset the configuration settings stored in the MMI (user interface of the indoor unit). Example: Energy meterings, holiday settings. INFORMATION This does not reset the configuration settings and field settings of the indoor unit. EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...

  • Page 192: Installer Settings

    LAN adapter. [8.9] Running hours Running hours of specific system components 10.5.9 Installer settings Overview The following items are listed in the submenu: EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...
  • Page 193 The following setting determines if the system can prepare domestic hot water or not, and which tank is used. Set this setting according to the actual installation. EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...
  • Page 194 Code Item Third-party tank Coil≥1.05 m² Coil≥1.8 m² [9.2.1] [E‑07] Tank type 7: 3rd party, 8: 3rd party, small coil big coil [4-05] Thermistor type 0: Automatic EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...
  • Page 195 The backup heater is adapted to be connected to most common European electricity grids. The type of backup heater can be viewed but not changed. Code Description [9.3.1] [E‑03] ▪ 3: 6V ▪ 4: 9W EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...
  • Page 196 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 197 When measuring the resistance value of the booster heater, you can set the exact heater capacity and this will lead to more accurate energy data. EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...
  • Page 198 When setting [4‑03]=1/2/3/4, the booster heater operation can still be restricted by the booster heater allowance schedule. EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...
  • Page 199 The booster heater will not be allowed to operate when T <[5‑03] and [5‑02]=1. The domestic hot water temperature can be maximum the heat pump OFF temperature. EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...
  • Page 200 When this mode is activated: ▪ Heat pump operation is NOT possible ▪ Cooling is NOT possible EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...
  • Page 201 Priority temperature: Defines the outdoor temperature which below the domestic hot water will be heated by booster heater only. Please do NOT change the default value. Range: –15°C~35°C EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...
  • Page 202 [8-04]. Range: 0~10 hours Remark: The minimum time is 0.5 hours even when the selected value is 0. EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...
  • Page 203 It is ONLY possible to disable water pipe freeze prevention if glycol is selected in the settings of the unit: [E-0D]=1.For more information on freeze protection by glycol, "8.2.5 To protect the water circuit against freezing" [  91]. EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...
  • Page 204 (via X2M/5‑6) and the backup heater is NOT connected to the preferential kWh rate power supply. [9.8.3] [D-05] Allow pump: ▪ 0 No: Pump is forced off ▪ 1 Yes: No limitation EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...
  • Page 205 Therefore, always enable the auto restart function. ▪ 3 Smart grid: A Smart Grid is connected to the system EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...
  • Page 206 Yes: The extra energy from the photovoltaic panels is buffered in the DHW tank, and in the space heating/cooling circuit (i.e. heat up or cool down the room). EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...
  • Page 207 The protective functions (water pipe freeze prevention, drain prevention, room frost protection, tank disinfection) and defrost are NOT overruled (capacity will not be limited for these functions) Also see "Protective functions" [  217]. EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...
  • Page 208 ▪ 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: EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...
  • Page 209 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 EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...
  • Page 210 (BBR16 activation and BBR16 power limit). After 2 weeks, the unit freezes these settings. Note: This is different from the permanent power limitation, which is always changeable. EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...
  • Page 211 5 1000/kWh: Installed In case of pulse meter for photovoltaic panels: ▪ 6 100/kWh for PV panel: Installed ▪ 7 1000/kWh for PV panel: Installed EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...
  • Page 212 The outdoor temperature is averaged over the selected time period. Code Description [9.B.3] [1-0A] Averaging time: ▪ 0: No averaging ▪ 1: 12 hours ▪ 2: 24 hours ▪ 3: 48 hours ▪ 4: 72 hours EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...
  • Page 213 [C‑03] or above [C‑03]+[C‑04]. calc 3°C Fixed hysteresis to prevent too much switching between heat pump system and auxiliary boiler a Auxiliary boiler active EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...
  • Page 214 Make sure to use the same units of measurement for the electricity price and gas price (example: both c€/kWh). 2 Determine the value of [C‑03] using the graph. For an example, see the table legend. EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...
  • Page 215 Depending on the used boiler, this should be chosen as follows: Code Description [9.C.2] [7‑05] ▪ 0: Very high ▪ 1: High ▪ 2: Medium ▪ 3: Low ▪ 4: Very low EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...
  • Page 216 PCB make sure to connect X804A to X806A. For more information, see "In case of V3 models" [  101]. EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...
  • Page 217 Do you want to start a defrost operation? ▪ Back ▪ NOTICE Forced defrost start-up. You can only start forced defrost when the heating operation has been running for a while. EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...
  • Page 218 3 On the user interface, go to [9.N] Export MMI settings. 4 Select OK. 5 Remove the USB memory stick and close the user interface — panel and front panel. EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...
  • Page 219 Additional zone pump fixed PWM The speed of the additional zone pump can be fixed with this setting. EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...

  • Page 220: Commissioning

    About commissioning See: "11 Commissioning" [  228] 10.5.11 User profile [B] User profile: See "To change the user permission level" [  131]. Installer settings Commissioning User profile Operation Malfunctioning EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...

  • Page 221: Operation

    [D.6] Cloud connection About the WLAN module The wireless LAN module connects the heat pump system to the internet. The user can then control the heat pump system via the Daikin Residential Controller app. This needs the following components: EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W...
  • Page 222 See: http://www.onlinecontroller.daikineurope.com/ Configuration To configure the Daikin Residential Controller app, follow the in-app instructions. While doing this, the following actions and information are needed on the user interface of the indoor unit: Mode: Turn AP mode ON (= WLAN module active as access point) or OFF.
  • Page 223 See: http://www.onlinecontroller.daikineurope.com/ Configuration To configure the Daikin Residential Controller app, follow the in-app instructions. While doing this, the following actions and information are needed on the user interface: Mode: Turn AP mode ON (= WLAN adapter active as access point) or OFF.
  • Page 224 ▪ INFORMATION You can only use this function if it is supported by the software version of the WLAN, and the software version of the Daikin Residential Controller app. Remove from cloud: Remove the WLAN cartridge from the cloud. Code Description [D.4]...

  • Page 225: Menu Structure: Overview User Settings

    (**) Only accessible by installer (***) Only applicable when WLAN is installed INFORMATION Depending on the selected installer settings and unit type, settings will be visible/ invisible. EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...

  • Page 226: Menu Structure: Overview Installer Settings

    Bizone kit installed Bizone system type Add zone pump fixed PWM Main zone pump fixed PWM Mixing valve turning time (*) Only applicable in Swedish language. EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...
  • Page 227 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. EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...

  • Page 228: Commissioning

    11 Commissioning NOTICE General commissioning checklist. Next to the commissioning instructions in this chapter, a general commissioning checklist is also available on the Daikin Business Portal (authentication required). The general commissioning checklist is complementary to the instructions in this chapter and can be used as a guideline and reporting template during the commissioning and hand-over to the user.

  • Page 229: Precautions When Commissioning

    There are NO damaged components or squeezed pipes on the inside of the indoor and outdoor units. Backup heater circuit breaker F1B (field supply) is turned ON. EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...

  • Page 230: Checklist During Commissioning

    — reach the minimum required flow rate + 2 l/min. During pump test run, the unit can operate below the minimum required flow rate. EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...

  • Page 231: Air Purge Function

    3 In the menu, set Type = Manual. 4 Select Start air purge. 5 Select OK to confirm. Result: The air purge starts. It stops automatically when ready. EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...

  • Page 232: Operation Test Run

    "To change — the user permission level" [  131]. 2 Go to [A.1]: Commissioning > Operation test run. 3 Select a test from the list. Example: Heating. EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...

  • Page 233: Actuator Test Run

    2 Select OK to confirm. Possible actuator test runs ▪ Booster heater test ▪ Backup heater 1 test ▪ Backup heater 2 test ▪ Pump test EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...

  • Page 234: Underfloor Heating Screed Dryout

    The installer can program up to 20 steps. For each step he needs to enter: 1 the duration in hours, up to 72 hours, 2 the desired leaving water temperature, up to 55°C. Example: EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...
  • Page 235 [2‑06] to "0", and KEEP it disabled until the screed dryout has finished. Ignoring this notice will result in cracking of the screed. EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...
  • Page 236 In case of a power failure, the U3 error is not generated. When power is restored, the unit automatically restarts the latest step and continues the program. EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...
  • Page 237 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. EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...

  • Page 238: 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. EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...

  • Page 239: Maintenance And Service

    Before performing any maintenance or service work, touch a metal part of the unit in order to eliminate static electricity and to protect the PCB. EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...

  • Page 240: Yearly Maintenance

    Pressure relief valve of the domestic hot water tank ▪ Switch box 13.3.4 Yearly maintenance indoor unit: instructions Water pressure Keep water pressure above 1 bar. If it is lower, add water. EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...
  • Page 241 "13.4.3 To install the water filter" [  244] Water pressure relief valve Open the valve and check if it operates correctly. The water may be very hot! Checkpoints are: EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...

  • Page 242: About Cleaning The Water Filter In Case Of Trouble

    ▪ "13.4.1 To remove the water filter" [  243] ▪ "13.4.2 To clean the water filter in case of trouble" [  243] ▪ "13.4.3 To install the water filter" [  244] EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...

  • Page 243: To Remove The Water Filter

    Opening the magnetic filter/dirt separator is ONLY required in case of severe issues. Preferably this action is never to be done during the complete lifetime of the magnetic filter/dirt separator. EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...

  • Page 244: To Install The Water Filter

    Check the condition of the O-rings and replace if needed. Apply water or silicon grease to the O-rings before installation. 1 Install the water filter in the correct location. EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...
  • Page 245 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. EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...

  • Page 246: Troubleshooting

    If you are unable to find the cause of the problem, call your dealer. DANGER: RISK OF ELECTROCUTION EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...

  • Page 247: Solving Problems Based On Symptoms

    Make sure that the water volume in the too low installation is above the minimum required value (see "8.1.3 To check the water volume and flow rate" [  86]). EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...

  • Page 248: Symptom: Hot Water Does Not Reach The Desired Temperature

    Perform hydraulic balancing to assure that the flow is correctly distributed between the emitters. hydraulic balancing sufficient, change pump limitation settings ([9-0D] and [9-0E] if applicable). EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...

  • Page 249: Symptom: The Pump Is Blocked

    If you cannot deblock the rotor of the pump with this method, you will need to disassemble the pump and turn the rotor by hand. EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...

  • Page 250: Symptom: The Pump Is Making Noise (Cavitation)

    0 m. The maximum water circuit head is 10 m. Check the installation requirements. EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...

  • Page 251: 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 "11 Commissioning" [  228]. EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...

  • Page 252: Symptom: The Pressure At The Tapping Point Is Temporarily Unusually High

    The disinfection operation was stopped Do NOT stop tank operation during manually: [C.3] Operation > Tank was disinfection. turned off during disinfection. EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...

  • Page 253: Solving Problems Based On Error Codes

    Water flow problem. Pump deblocking active 7H-08 Pump abnormality during operation (pump feedback) 80-01 Returning water temperature sensor problem 81-00 Leaving water temperature sensor problem 81-01 Mixed water thermistor abnormality. EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...
  • Page 254 OU: PCB defect E2-00 Leakage current detection error E3-00 OU: Actuation of high pressure switch (HPS) E3-24 High pressure switch abnormality E4-00 Abnormal suction pressure EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...
  • Page 255 OU: Malfunction of heat exchanger thermistor J6-32 Leaving water temperature thermistor Abnormality (outdoor unit) J6-33 Sensor communication error J6-36 OU: Malfunction of injection thermistor J8-00 Malfunction of refrigerant liquid thermistor EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...
  • Page 256 File malfunction U8-06 MMI/bizone kit communication problem U8-07 P1P2 communication error UA-00 Indoor unit, outdoor unit matching problem UA-16 Extension/hydro communication problem UA-17 Tank type problem EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...
  • Page 257 INFORMATION A malfunctioning booster heater will have an impact on energy metering and power consumption control. EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...
  • Page 258 Troubleshooting INFORMATION The user interface will display how to reset an error code. EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...

  • Page 259: Disposal

    "7.3.6 To install the discharge grille" [  77] ▪ "7.3.7 To remove the discharge grille, and put the grille in safety position" [  79] 1 Make sure the unit is not running. EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...

  • Page 260: To Manually Open The Electronic Expansion Valves

    3 Turn the EEV magnet anticlockwise to the fully open position of the valve. If you are not sure about what the open position is, turn the valve in its middle position so that refrigerant can pass. EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...

  • Page 261: Recovery Mode - In Case Of 3N~ Models (7-Segments Display)

    Display the current value. Press BS3 once. Change the value to 2. Press BS2 once. Enter the value in the system. Press BS3 once. Confirm. Press BS3 once. EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...

  • Page 262: Recovery Mode - In Case Of 1N~ Models (7-Leds Display)

    Before recovering refrigerant, make sure the electronic expansion valves are open. When power is ON, this has to be done by using the recovery mode. EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...
  • Page 263 Result: The recovery mode is activated. The unit opens the electronic expansion valves. To deactivate the recovery mode After recovering refrigerant, deactivate the recovery mode as follows: EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...
  • Page 264 Result: The recovery mode is deactivated. The unit returns the electronic expansion valves to their initial state. INFORMATION Power OFF. When power is turned OFF and turned ON again, the recovery mode is deactivated automatically. EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...

  • Page 265: Technical Data

    Technical data 16 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). In this chapter 16.1...

  • Page 266: Service Space: Outdoor Unit

    ≥300 ≥100 ≥500 (mm) 3D124412 English Translation General General No top-side obstacle No top-side obstacle Top-side obstacle Top-side obstacle Wall height unrestricted Wall height unrestricted EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...

  • Page 267: Piping Diagram: Outdoor Unit

    Y3E Electronic expansion valve (injection) Y1S Solenoid valve (4-way valve) Y2S Solenoid valve (low pressure bypass) Y3S Solenoid valve (hot gas bypass) Y4S Solenoid valve (liquid injection) Q1E Overload EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...

  • Page 268: Piping Diagram: Indoor Unit

    B1PW Space heating water pressure sensor R1T Thermistor (water IN) R2T Thermistor (backup heater – water OUT) S1L Flow switch Screw connection Flare connection Quick coupling Brazed connection EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...

  • Page 269: Wiring Diagram: Outdoor Unit

    See note *** See note *** Only for *W1 models. Notes: Symbols: Live Neutral Protective earth Noiseless earth Field wiring Option Terminal strip Terminal Connector Connection EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...
  • Page 270 K1R (A1P) Magnetic relay (Y1S) K1R (A4P) Magnetic relay (E1HHEX) K2R (A1P) Magnetic relay (Y2S) K2R (A4P) Magnetic relay (E1H) K3R (A1P) Magnetic relay (Y3S) EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...
  • Page 271 Solenoid valve (4‑way valve) Solenoid valve (low pressure bypass) Solenoid valve (hot gas bypass) Solenoid valve (liquid injection) Z1C~Z11C Noise filter (ferrite core) Z1F~Z5F (A1P, A2P) Noise filter EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...
  • Page 272 Thermistor (compressor discharge) Thermistor (compressor suction) Thermistor (air heat exchanger, liquid pipe) Thermistor (air heat exchanger, middle) Thermistor (refrigerant liquid) Thermistor (injection) Thermistor (entering water) EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...
  • Page 273 Solenoid valve (4‑way valve) Solenoid valve (low pressure bypass) Solenoid valve (hot gas bypass) Solenoid valve (liquid injection) Z1C~Z11C Noise filter (ferrite core) Z1F~Z6F (A1P, A2P) Noise filter EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...

  • Page 274: Wiring Diagram: Indoor Unit

     External outdoor thermistor  Digital I/O PCB  Digital I/O PCB  Demand PCB  Demand PCB  Safety thermostat  Safety thermostat  Smart Grid  Smart Grid  WLAN module  WLAN module EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...
  • Page 275 * Fuse 5 A 250 V for digital I/O PCB K1A, K2A * High voltage Smart Grid relay K1M, K2M Contactor backup heater * Contactor booster heater EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...
  • Page 276 Indoor unit supplied from outdoor Normal kWh rate power supply Normal kWh rate power supply Only for normal power supply Only for normal power supply (standard) (standard) EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...
  • Page 277 For high voltage Smart Grid For LV smartgrid For low voltage Smart Grid For safety thermostat For safety thermostat For smartgrid For Smart Grid Inrush Inrush current EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...
  • Page 278 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 EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...
  • Page 279 2 core A8P: X801M: 3-5 2×0.75 signal X5M: 11-12 A14P: P1-P2 user interface 2 core communication Power limitation demand input 4 A8P: X801M: 4-5 signal 4D133018B EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...

  • Page 280: Esp Curve: Indoor Unit

    See also the minimum and maximum allowed water flow range in the technical specifications. ▪ Make sure water quality complies with EU directive 2020/2184. EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W Installer reference guide Daikin Altherma 3 H MT W 4P634885-1 – 2021.03...

  • Page 281: 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 282: Field Settings Table

    1/13 Field settings table Applicable indoor units ETBH12EF6V ETBH12EF9W ETBX12EF6V ETBX12EF9W ETVH12S18EA6V ETVH12S23EA6V ETVH12S18EA9W ETVH12S23EA9W ETVX12S18EA6V ETVX12S23EA6V ETVX12S18EA9W ETVX12S23EA9W ETVH12SU18EA6V ETVH12SU23EA6V Notes (*1) *6V (*2) *9W (*3) ETB* (*4) ETV* (*5) *X* (*6) *H* (*7) *18* (*8) *23* 4P634891-1 - 2021.03...
  • Page 283 2/13 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 8°C └─...
  • Page 284 3/13 Installer setting at variance with Field settings table default value Breadcrumb Field code Setting name Range, step Date Value Default value 2.D.1 [F-0B] During thermo 0: No 1: Yes 2.D.2 [F-0C] During cooling 0: No 1: Yes Main zone WD curve type 0: 2-points 1: Slope-Offset...
  • Page 285 4/13 Installer setting at variance with Field settings table default value Breadcrumb Field code Setting name Range, step Date Value Default value [2-06] Antifrost 0: Disabled 1: Enabled Tank [6-0A] Comfort setpoint 30~[6-0E]°C, step: 1°C 60°C [6-0B] Eco setpoint 30~min(50, [6-0E])°C, step: 1°C 45°C [6-0C] Reheat setpoint...
  • Page 286 5/13 Installer setting at variance with Field settings table default value Breadcrumb Field code Setting name Range, step Date Value Default value 9.1.3.4 [4-06] Emergency 0: Manual 1: Automatic 2: Auto red SH/ DHW ON 3: Auto red SH/ DHW OFF 4: Auto normal SH/ DHW OFF 9.1.3.5 [7-02]...
  • Page 287 6/13 Installer setting at variance with Field settings table default value Breadcrumb Field code Setting name Range, step Date Value Default value 9.1.A [0-07] Low ambient temp. for LWT add zone cooling WD curve. 10~25°C, step: 1°C 20°C └─ Tank 9.1.B.1 [6-0D] Heat up mode...
  • Page 288 7/13 Installer setting at variance with Field settings table default value Breadcrumb Field code Setting name Range, step Date Value Default value 9.8.4 [D-01] Benefit kWh power supply 0: No 1: Active open 2: Active closed 3: Smart Grid 9.8.6 Allow electric heaters 0: No 1: Yes...
  • Page 289 8/13 Installer setting at variance with Field settings table 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 [2-0C]=0: 18°C [2-0C]=1:...
  • Page 290 9/13 Installer setting at variance with Field settings table default value Breadcrumb Field code Setting name Range, step Date Value Default value [2-09] Adjust the offset on the measured room temperature -5~5°C, step: 0,5°C 0°C [2-0A] Adjust the offset on the measured room temperature -5~5°C, step: 0,5°C 0°C [2-0B]...
  • Page 291 10/13 Installer setting at variance with Field settings table default value Breadcrumb Field code Setting name Range, step Date Value Default value [6-01] The temperature difference determining the heat pump OFF temperature. 0~10°C, step: 1°C 2°C [6-02] What is the capacity of the booster heater? 0~10kW, step: 0,2kW 3kW (*3) 0kW (*4)
  • Page 292 11/13 Installer setting at variance with Field settings table default value Breadcrumb Field code Setting name Range, step Date Value Default value [9-01] What is the mimimum desired LWT for main zone in heating? 15~37°C, step: 1°C 25°C [9-02] What is the maximum desired LWT for main zone in cooling? 18~22°C, step: 1°C 22°C [9-03]...
  • Page 293 12/13 Installer setting at variance with Field settings table default value Breadcrumb Field code Setting name Range, step Date Value Default value [D-09] Is an external kWh meter used for power measurement, kWh meter used for smart 0: No grid? 1: 0,1 pulse/kWh 2: 1 pulse/kWh 3: 10 pulse/kWh...
  • Page 294 13/13...
  • Page 296 4P634885-1 2021.03 Verantwortung für Energie und Umwelt...

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