Daikin Altherma 3 H HT W EPRA14DAV3 Installer's Reference Manual
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Daikin Altherma 3 H HT W EPRA14DAV3 Installer's Reference Manual

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Installer reference guide
Daikin Altherma 3 H HT W
https://daikintechnicaldatahub.eu
ETBH16EF6V
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Summary of Contents for Daikin Altherma 3 H HT W EPRA14DAV3

  • Page 1 Installer reference guide Daikin Altherma 3 H HT W https://daikintechnicaldatahub.eu EPRA14DAV3 ETBH16EF6V EPRA16DAV3 ETBH16EF9W EPRA18DAV3 ETBX16EF6V ETBX16EF9W EPRA14DAW1 EPRA16DAW1 EPRA18DAW1...

  • 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..........68 Installer reference guide EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...
  • Page 3 To connect the PC cable to the switch box....................131 10.2 Configuration wizard............................... 132 10.3 Possible screens ................................133 10.3.1 Possible screens: Overview ..........................133 10.3.2 Home screen..............................134 EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...
  • Page 4 Solving problems based on error codes ......................... 246 14.4.1 To display the help text in case of a malfunction ..................246 14.4.2 Error codes: Overview ............................ 246 Installer reference guide EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...
  • Page 5 Wiring diagram: Outdoor unit ............................259 16.5 Wiring diagram: Indoor unit ............................264 16.6 ESP curve: Indoor unit..............................270 17 Glossary 18 Field settings table EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...

  • Page 6: About The Documentation

    Format: Paper (in the box of the indoor unit) + Digital files on http:// www.daikineurope.com/support-and-manuals/product-information/ Latest revisions of the supplied documentation may be available on the regional Daikin website or via your dealer. The original documentation is written in English. All other languages are translations. EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W...

  • 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

    How to unpack the units and remove their accessories About the units and options ▪ How to identify the units ▪ Possible combinations of units and options EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...
  • 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. EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...

  • 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 pressurize the product with a pressure higher than the maximum allowable pressure (as indicated on the nameplate of the unit). EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...
  • 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: EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...

  • 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. EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...
  • Page 14 Install power cables at least 1  m away from televisions or radios to prevent interference. Depending on the radio waves, a distance of 1  m may not be sufficient. EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...
  • Page 15 Running the product in reversed phase can break the compressor and other parts. EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...

  • 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 EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...
  • 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. EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...
  • 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. EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...
  • 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. EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...

  • 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. EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...
  • 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] ±150 4× EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...

  • Page 23: To Unpack The Outdoor Unit

    About the box 4.2.2 To unpack the outdoor unit EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...

  • 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. ▪ Unpack the indoor unit completely according to the instructions mentioned on the unpacking instructions sheet. EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...

  • 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 EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...

  • 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 EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...

  • 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. ▪ The tank thermistor must be located above the heat exchanger coil. EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...

  • Page 28: Possible Options For The Outdoor Unit

    Digital I/O PCB (EKRP1HBAA) The digital I/O PCB is required to provide following signals: ▪ Alarm output ▪ Space heating/cooling On/OFF output ▪ Changeover to external heat source EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...
  • Page 29 FWXM: concealed model For installation instructions, see: ▪ The installation manual of the heat pump convector ▪ The installation manual of the heat pump convector options EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...
  • Page 30 The following domestic hot water tanks are available: Tank Remark Stainless steel tank (standard): Inclusive booster heater ▪ EKHWS150D3V3 ▪ EKHWS180D3V3 ▪ EKHWS200D3V3 ▪ EKHWS250D3V3 ▪ EKHWS300D3V3 EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...
  • 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" [  123]. EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...

  • 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 EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...

  • 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. EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...

  • 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) EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...
  • 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. EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...
  • 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] EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...
  • 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. EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...

  • Page 38: Multiple Rooms - One Lwt Zone

    (this can either be the dedicated Human Comfort Interface (BRC1HHDA) or an external EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...
  • 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. EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...
  • 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. EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...
  • 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] EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...
  • 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. EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...

  • 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: EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...
  • 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 EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...
  • 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. EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...
  • 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] EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...

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

    OFF. ▪ Bivalent operation is only possible if: Space heating is turned ON, and DHW tank operation is turned OFF EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...
  • 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 NOT influenced or turned ON/OFF by direct sunlight. ▪ Frequent changeover may cause corrosion of the auxiliary boiler. Contact the manufacturer of the auxiliary boiler for more information. EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...

  • Page 50: Setting Up The Domestic Hot Water Tank

    Selecting the volume and desired temperature for the DHW tank consists of: Determining the DHW consumption (equivalent hot water volume at 40°C). Determining the volume and desired temperature for the DHW tank. EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...
  • Page 51 Standalone DHW tank ▪ 150 l ▪ 180 l ▪ 200 l ▪ 250 l ▪ 300  (polypropylene tank compatible with solar kit) ▪ 500 l (compatible with solar kit) EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...

  • 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. EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...

  • Page 53: Dhw Pump For Instant Hot Water

    For more information, see "10 Configuration" [  128]. ▪ You can program a schedule to control the DHW pump via the user interface. For more information, see the user reference guide. EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...

  • 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" [  128]. EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...

  • 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 EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...

  • 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 EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...

  • 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) EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...

  • 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). EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...

  • 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. EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...

  • 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. EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...

  • 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: EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...

  • Page 63: Bbr16 Power Limitation

    Set the power consumption control settings in [9.9] via the user interface (see "Power consumption control" [  203]): Activate BBR16 Set the desired power limitation level EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...

  • Page 64: Setting Up An External Temperature Sensor

    To protect the outdoor unit, the internal sensor of the outdoor unit is always used. EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...

  • Page 65: Unit Installation

    Mind the spacing guidelines. See "16.1 Service space: Outdoor unit" [  256]. NOTICE ▪ Do NOT stack the units on each other. ▪ Do NOT hang the unit on a ceiling. EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...
  • Page 66 This is to prevent corrosion caused by high levels of salt in the air, which might shorten the life of the unit. Install the outdoor unit away from direct sea winds. Example: Behind the building. EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...
  • Page 67 WARNING Make sure installation, servicing, maintenance and repair comply with instructions from Daikin and with applicable legislation and are executed ONLY by authorised persons. EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 –...

  • Page 68: Additional Installation Site Requirements Of The Outdoor Unit In Cold Climates

    Mind the measurement guidelines: Maximum height difference between indoor unit and outdoor 10 m unit Maximum height difference between domestic hot water tank 10 m and outdoor unit EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...

  • 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

    3 Remove the transportation stays (2×), and dispose of them. 7.2.4 To close the outdoor unit NOTICE When closing the outdoor unit cover, make sure that the tightening torque does NOT exceed 4.1 N•m. EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...

  • Page 71: To Open The Indoor Unit

    3 Switch box 4 User interface panel Open 1 Remove the front panel. 2 If you have to connect electrical wiring, remove the switch box cover. EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...
  • Page 72 5 Optional: Remove the user interface panel. NOTICE If you remove the user interface panel, also disconnect the cables from the back of the user interface panel to prevent damage. EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...

  • Page 73: To Close The Indoor Unit

    7.3.2 Precautions when mounting the outdoor unit INFORMATION Also read the precautions and requirements in the following chapters: ▪ "2 General safety precautions" [  10] ▪ "7.1 Preparing the installation site" [  65] EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...

  • Page 74: To Provide The Installation Structure

    When installing on a pedestal, make sure that the discharge grille still can be put in its safety position. See "7.3.7 To remove the discharge grille, and put the grille in safety position" [  78]. 4× M12 (mm) EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...

  • Page 75: To Install The Outdoor Unit

    1 Carry the unit by its slings, and put it onto the installation structure. ±150 4× 2 Fix the unit to the installation structure. 4× M12 3 Remove the slings (and screws), and dispose of them. 4× EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...

  • Page 76: To Provide Drainage

    Provide at least 150  mm of free space below the unit. Additionally, make sure the unit is positioned at least 100 mm above the expected level of snow. Use the drain plug (with O-ring) and a hose for drainage. EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...

  • Page 77: To Install The Discharge Grille

    4 Align and attach the left side. 5 Align and attach the middle part. 6 Align and attach the right side. EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...

  • Page 78: To Remove The Discharge Grille, And Put The Grille In Safety Position

     77] ▪ "7.3.7 To remove the discharge grille, and put the grille in safety position" [  78] 1 Remove the upper part of the discharge grille. EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...
  • Page 79 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. EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...

  • Page 80: Mounting The Indoor Unit

    Optional: If you want to fix the unit to the wall from inside the unit, provide an additional screw plug. 2 Lift the unit. EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...
  • Page 81 ▪ Remove the upper front panel, and open the switch box. See "7.2.5 To open the indoor unit" [  71]. ▪ Fix the unit to the wall with an Ø8 mm screw. EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...

  • 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. EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...

  • 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. EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...
  • Page 84 Drainage – Pressure relief valve. Connect the drain hose properly to the drain to avoid water dripping out of the unit. See "7.4.4 To connect the drain hose to the drain" [  82]. EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...

  • 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) EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...

  • 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" [  92]. Use the following graph to determine the maximum water volume for the calculated pre-pressure. EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...
  • 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. EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...

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

    Changing the pre-pressure of the expansion vessel should be done by releasing or increasing nitrogen pressure through the Schrader valve of the expansion vessel. a Schrader valve EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...

  • Page 89: To Check The Water Volume: Examples

    8.2.2 Precautions when connecting the water piping INFORMATION Also read the precautions and requirements in the following chapters: ▪ "2 General safety precautions" [  10] ▪ "8.1 Preparing water piping" [  83] EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...

  • Page 90: To Connect The Water Piping

    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. EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...

  • Page 91: To Fill The Water Circuit

    Make sure both air purge valves (one on the magnetic filter and one on the backup heater) are open. All automatic air purge valves must remain open after commissioning. EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...

  • Page 92: To Protect The Water Circuit Against Freezing

    As a result, the hydraulic components might freeze up after all. Take preventive actions to ensure a minimal exposure of the glycol to air. EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...
  • Page 93 Glycol and the maximum allowed water volume Adding glycol to the water circuit reduces the maximum allowed water volume of the system. For more information, see "Maximum water volume" [  86]. EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...
  • Page 94 In other circumstances (example: when there is a pump failure): The normally closed valves remain open. If the freeze protection valves open, the water from inside the house is also drained. EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...

  • Page 95: To Fill The Domestic Hot Water Tank

    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. This recommendation ensures good operation of the unit, however, local regulations may differ and shall be followed.

  • 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]. EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...

  • 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. EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...
  • 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% EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...

  • Page 99: About Electrical Compliance

    Preferential kWh rate power supply 1 Power supply for outdoor unit 2 Power supply and interconnection cable to indoor unit 3 Power supply for backup heater EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...

  • Page 100: Connections To The Outdoor Unit

    An excessive strip length may cause electrical shock or leakage 3 Insert the cables at the back of the unit, and route them through the factory- mounted cable sleeves into the switch box. EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...
  • Page 101 ▪ 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. EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...
  • Page 102 ▪ 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) — EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...
  • Page 103 ▪ 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. — EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...
  • Page 104 ▪ 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 — EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...
  • Page 105 ▪ 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) — EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...

  • Page 106: 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 EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...

  • Page 107: 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 EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...
  • Page 108 ▪ 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 EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...
  • Page 109 Installation manual of the domestic hot heater (to indoor unit) water tank ▪ Addendum book for optional equipment Wires: 2+GND Maximum running current: 13 A [9.4] Booster heater EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...

  • Page 110: 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. EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...
  • Page 111 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. EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...

  • Page 112: To Connect The Backup Heater Power Supply

    9.3.2 To connect the backup heater power supply Backup heater type Power supply Wires 1N~ 230 V (6V) 2+GND 3~ 230 V (6T1) 3+GND 3N~ 400 V 4+GND EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...
  • Page 113 Z less than or equal to Z Connect the backup heater power supply as follows: EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...
  • Page 114 Connections to backup heater power supply *6V (6V: 1N~ 230 V) Q1DI 1N~, 50 Hz 230 V AC *6V (6T1: 3~ 230 V) Q1DI 3~, 50 Hz L1 L2 L3 230 V AC EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...

  • Page 115: 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. EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...

  • Page 116: 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. EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...

  • Page 117: 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. EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...

  • Page 118: 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. EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...

  • Page 119: 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. EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...

  • Page 120: 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 EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...

  • Page 121: 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. EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...

  • Page 122: 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. EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...

  • Page 123: To Connect A Smart Grid

    In case of high voltage Smart Grid contacts. This requires the installation of the Smart Grid relay kit (EKRELSG). The 2 incoming Smart Grid contacts can activate the following Smart Grid modes: EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...
  • Page 124 /S10S Low voltage Smart Grid contact 1 /S11S Low voltage Smart Grid contact 2 1 Connect the wiring as follows: X5M.4 X5M.3 X5M.10 S10S X5M.9 X5M.6 S11S X5M.5 EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...
  • Page 125 Smart Grid pulse meter 1 Install the components of the Smart Grid relay kit as follows: ×2 ×4 X10M EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...
  • Page 126 K1A K2A 2 Connect the low voltage wiring as follows: X5M.4 X5M.3 S4S Smart Grid pulse meter 3 Connect the high voltage wiring as follows: EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...

  • Page 127: To Connect The Wlan Cartridge (Delivered As Accessory)

    9.3.12 To connect the WLAN cartridge (delivered as accessory) 1 Insert the WLAN cartridge into the cartridge slot on the user interface of the indoor unit. EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...

  • Page 128: Configuration

    The calculations of the software ▪ What you can see on and do with the user interface You can configure the system via the user interface. EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...

  • Page 129: 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. EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...
  • Page 130 3 Turn the left dial to select the first part of the setting and confirm by pressing the dial. 4 Turn the left dial to select the second part of the setting 01 15 EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...

  • Page 131: To Connect The Pc Cable To The Switch Box

    2 Connect the plug of the cable to X10A on A1P of the switch box of the indoor unit. X10A 3 Pay special attention to the position of the plug! EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...

  • Page 132: Configuration Wizard

    Booster heater capacity [9.4.1] (if applicable) Backup heater Voltage [9.3.2] "Backup heater" [  191] Configuration [9.3.3] Capacity step 1 [9.3.4] Additional capacity step 2 [9.3.5] (if applicable) Main zone EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...

  • Page 133: Possible Screens

    Comfort setpoint [5.2] Eco setpoint [5.3] Reheat setpoint [5.4] Hysteresis [5.9] and [5.A] 10.3 Possible screens 10.3.1 Possible screens: Overview The most common screens are as follows: EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...

  • Page 134: Home Screen

    26 Feb 2019 22:19 Possible actions on this screen Go through the list of the main menu. Go to the main menu screen. Enable/disable breadcrumbs. EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...
  • Page 135 Outdoor unit Indoor unit / domestic hot water tank Floor-standing indoor unit with integrated tank Wall-mounted indoor unit Wall-mounted indoor unit with separated tank Water pressure EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...
  • Page 136 "14.4.1 To display the help text in case of a malfunction" [  246] for more information. If the corresponding operation (for example: space heating) is not active, the circle is greyed out. EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...

  • Page 137: Main Menu Screen

    Displays data and information about the Information indoor unit. Installer settings Restriction: Only for the installer. Gives access to advanced settings. EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...

  • Page 138: Menu Screen

    [2] Main zone screen °C °C – – Room Main zone [3] Additional zone screen [5] Tank temperature screen °C °C – – Tank Additional zone EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...

  • Page 139: Detailed Screen With Values

    Confirm changes and proceed. 10.3.7 Schedule screen: Example This example shows how to set a room temperature schedule in heating mode for the main zone. EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...
  • Page 140 To clear the content of the week schedule 1 Select the name of the current schedule. User defined 1 2 Select Delete. Delete Rename Select 3 Select OK to confirm. EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...
  • Page 141 In this example, Monday is the first day you programmed. Thus, the last programmed action is valid up to the first action of next Monday. EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...
  • Page 142 5 Repeat this action for all other weekdays. — User defined 1 To program the schedule for Saturday and copy it to Sunday 1 Select Saturday. 2 Select Edit. EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...
  • Page 143 The schedule name can contain up to 15 characters. 5 Confirm the new name. INFORMATION Not all schedules can be renamed. EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...

  • Page 144: Weather-Dependent Curve

    See "10.4.4 Using weather-dependent curves" [  147]. 10.4.2 2-points curve Define the weather-dependent curve with these two setpoints: ▪ Setpoint (X1, Y2) ▪ Setpoint (X2, Y1) EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...

  • Page 145: Slope-Offset Curve

    Examples Weather-dependent curve when slope is selected: EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...
  • Page 146 The icon corresponds to the heat emitter for that zone: ▪ : Underfloor heating ▪ : Fan coil unit ▪ : Radiator ▪ : Domestic hot water tank EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...

  • Page 147: Using Weather-Dependent Curves

    Go to … Main zone – Heating [2.5] Main zone > Heating WD curve Main zone – Cooling [2.6] Main zone > Cooling WD curve EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...
  • Page 148 ↑ Cold Cold ↑ ↑ ↑ ↑ Cold ↓ ↑ ↓ ↑ — ↓ — ↓ Cold ↑ ↓ ↑ ↓ ↓ ↓ ↓ ↓ EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...

  • Page 149: Settings Menu

    No: Room temperature is directly controlled by the user. ▪ Yes: Room temperature is controlled by a schedule and can be modified by the user. EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...
  • Page 150 Antifrost function via the backup heater. If the backup heater is not allowed for room frost protection during a U4 error, the room Antifrost setting MUST be disabled. EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...
  • Page 151 Room frost protection is guaranteed by the normal logic. ▪ The external room thermostat is "Thermo ON" In case of 2 leaving water temperature zones: EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...
  • Page 152 NOTICE When adjusting the room temperature ranges, all desired room temperatures are also adjusted to guarantee they are between the limits. EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...

  • Page 153: 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: EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...
  • Page 154 Define a heating temperature schedule for the main zone via [2.2] Heating schedule. "10.3.7 Schedule screen: Example" [  139]. Cooling schedule Define a cooling temperature schedule for the main zone via [2.3] Cooling schedule. "10.3.7 Schedule screen: Example" [  139]. EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...
  • Page 155 10°C. Heating WD curve Set weather-dependent heating for the main zone (if [2.4]=1 or 2): EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...
  • Page 156 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): EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...
  • Page 157 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. EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...
  • Page 158 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]. EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...
  • Page 159 Heating maximum: ▪ [2‑0C]=2 (emitter type main zone = radiator) 37°C~70°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 EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...
  • Page 160 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. EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...
  • Page 161 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: EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...
  • Page 162 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: EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...

  • Page 163: Additional Zone

     144] and "10.4.3 Slope-offset curve" [  145]. Code Description [2.E] ▪ 2-points ▪ Slope-Offset 10.5.4 Additional zone Overview The following items are listed in the submenu: EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...
  • Page 164  139]. Setpoint mode The setpoint mode of the additional zone can be independently set from the setpoint mode of the main zone. "Setpoint mode" [  155]. EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...
  • Page 165 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): EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...
  • Page 166 [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 70°C Fixed 10°C EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...
  • Page 167 (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" [  153]. EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...

  • Page 168: Space Heating/Cooling

    If your unit is a heating/cooling model, it can both heat up and cool down a space. You have to tell the system which operation mode to use. EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...
  • Page 169 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. EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...
  • Page 170 Besides the desired heating/cooling room temperature, the installer sets a hysteresis value (e.g. when in heating, this EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...
  • Page 171 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. EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...
  • Page 172 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. EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...
  • Page 173 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 EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...
  • Page 174 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: EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...
  • Page 175 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) EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...
  • Page 176 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 EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...

  • Page 177: Tank

    [5.5] Schedule [5.6] Heat up mode [5.7] Disinfection [5.8] Maximum [5.9] Hysteresis [5.A] Hysteresis [5.B] Setpoint mode [5.C] WD curve [5.D] Margin [5.E] WD curve type EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...
  • Page 178 The storage economic temperature denotes the lower desired tank temperature. It is the desired temperature when a storage economic action is scheduled (preferably during day). Code Description [5.3] [6-0B] Eco setpoint: ▪ 30°C~min(50,[6‑0E])°C EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...
  • Page 179 CAUTION The disinfection function settings MUST be configured by the installer according to the applicable legislation. EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...
  • Page 180 CAUTION Be sure that the disinfection function start time [5.7.3] with defined duration [5.7.5] is NOT interrupted by possible domestic hot water demand. EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...
  • Page 181 You can use this setting to limit the temperature at the hot water taps. The maximum temperature is NOT applicable during disinfection function. See disinfection function. EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...
  • Page 182 (according to the weather dependent curve). During weather dependent operation, the end-user cannot adjust the desired tank temperature on the user interface. Also see "10.4  Weather-dependent curve" [  144]. EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...
  • Page 183 Maximum heat pump temperature at sensor in domestic hot water tank HP MAX Heat pump OFF temperature (T −[6-01]) HP OFF HP MAX Heat pump ON temperature (T −[6-00]) HP ON HP OFF EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...

  • Page 184: User Settings

    [7] User settings Space heating/cooling Tank [7.1] Language User settings [7.2] Time/date Information Installer settings [7.3] Holiday [7.4] Quiet [7.5] Electricity price [7.6] Gas price EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...
  • Page 185 ▪ Select On. 2 Set the first day of your holiday. — ▪ Go to [7.3.2]: From. ▪ Select a date. ▪ Confirm the changes. EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...
  • Page 186 Go to [7.4.3] Level and select the applicable quiet mode level. Example: Most quiet. Result: The unit always runs in the selected quiet mode level. The user cannot change this. EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...
  • Page 187 Renewable heat incentive per kWh Calculation of the gas price Gas price=Actual gas price+(Incentive/kWh×0.9) Gas price=4.08+(5×0.9) Gas price=8.58 Calculation of the electricity price Electricity price=Actual electricity price+Incentive/kWh EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...

  • Page 188: Information

    In menu… You can read out… [8.1] Energy data Produced energy, consumed electricity, and consumed gas [8.2] Malfunction history Malfunction history [8.3] Dealer information Contact/helpdesk number EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...

  • Page 189: Installer Settings

    [9.D] Alarm output [9.E] Auto restart [9.F] Power saving function [9.G] Disable protections [9.H] Forced defrost [9.I] Overview field settings [9.N] Export MMI settings [9.P] Bizone kit EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...
  • Page 190 5: EKHWP/HYC [4-05] Thermistor type 0: Automatic [5.8] [6-0E] Maximum tank ≤70°C temperature In case of EKHWS*D* / EKHWSU*D*, we recommend to use the following settings: EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...
  • Page 191 Backup heater Besides the type of backup heater, the voltage, configuration and capacity must be set on the user interface. EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...
  • Page 192 [6‑03]+[6‑04]. INFORMATION If [4‑0A]=3 and emergency mode is active, the power usage of the backup heater is maximal and equal to 2×[6‑03]+[6‑04]. EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...
  • Page 193 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 194 ▪ Make sure that [8‑03] is always in relation with the maximum running time [8‑01]. Range: 20~95 minutes EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...
  • Page 195 NOT active in domestic hot water operation. Same as setting 1, but simultaneous heat pump domestic hot water operation and booster heater operation is not allowed. EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...
  • Page 196 [4-06] ▪ 0: Manual ▪ 1: Automatic ▪ 2: auto SH reduced/DHW on ▪ 3: auto SH reduced/DHW off ▪ 4: auto SH normal/DHW off EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...
  • Page 197 Glycol Filled system: Is the system filled with glycol? ▪ 0: No ▪ 1: Yes Balancing Priorities For systems with a separate domestic hot water tank. EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...
  • Page 198 1 Heat pump domestic water heating mode (1=active, 0=not active) 2 Hot water request for heat pump (1=request, 0=no request) t Time [8-04]: Additional timer at [4-02]/[F-01] EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...
  • Page 199 Range: 0~95 minutes Water pipe freeze prevention Only relevant for installations with water piping outdoors. This function tries to protect outdoor water piping from freezing. EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...
  • Page 200 Restriction: Only applicable if [9.8.4] is NOT set to Smart grid. Allow pump: ▪ 0 No: Pump is forced off ▪ 1 Yes: No limitation EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...
  • Page 201 See also below table (Smart Grid operation modes). [9.8.6] Restriction: Only applicable if [9.8.4]=Smart grid. To set if electrical heaters are allowed. Allow electrical heaters: ▪ ▪ EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...
  • Page 202 "9.3.11 To connect a Smart Grid" [  123]) can activate the following Smart Grid modes: Smart Grid contact [9.8.5] Smart grid operation mode Free running Forced off EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...
  • Page 203 Power consumption control Power consumption control "6  Application guidelines"  [   32] for detailed information about this functionality. EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...
  • Page 204 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 EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...
  • Page 205 (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. EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...
  • Page 206 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 EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...
  • Page 207 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 EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...
  • Page 208 Bivalent ON temperature (variable). Below this temperature, the auxiliary boiler will calc always be ON. T can never go below [C‑03] or above [C‑03]+[C‑04]. calc EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...
  • Page 209 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. EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...
  • Page 210 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 EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...
  • Page 211 The final decision to allow power interruption of the outdoor unit during standstill depends on the ambient temperature, compressor conditions and minimum internal timers. EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...
  • Page 212 [9.I]. See "To modify an overview setting" [  130]. EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...
  • Page 213 0 No : The system only has a main zone. ▪ 1 N/A ▪ 2 Yes: A bizone kit is installed in order to add an additional temperature zone. EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...
  • Page 214 The speed of the main zone pump can be fixed with this setting. Code Description [9.P.4] [7-0B] Main zone pump fixed PWM: Fixed pump speed for main (mixed) zone. ▪ 20~95% (default: 95) EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...

  • Page 215: Commissioning

    [C.2] Space heating/cooling Operation [C.3] Tank Malfunctioning Room To enable or disable functionalities In the operation menu, you can separately enable or disable functionalities of the unit. EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...

  • Page 216: Wlan

    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 217 ▪ 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 218: 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. EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...

  • Page 219: Menu Structure: Overview Installer Settings

    Main zone pump fixed PWM Mixing valve turning time INFORMATION Solar kit settings are shown but are NOT applicable for this unit. Settings shall NOT be used or changed. EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...
  • Page 220 Configuration INFORMATION Depending on the selected installer settings and unit type, settings will be visible/ invisible. EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...

  • Page 221: 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 222: 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. EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...

  • Page 223: 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. EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...

  • Page 224: 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. EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...

  • Page 225: Operation Test Run

    "To change — the user permission level" [  129]. 2 Go to [A.1]: Commissioning > Operation test run. 3 Select a test from the list. Example: Heating. EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...

  • Page 226: 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 EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...

  • Page 227: 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: EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...
  • Page 228 [2‑06] to "0", and KEEP it disabled until the screed dryout has finished. Ignoring this notice will result in cracking of the screed. EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...
  • Page 229 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. EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...
  • Page 230 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. EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...

  • Page 231: 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. EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...

  • Page 232: 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. EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...

  • Page 233: 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. EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...
  • Page 234 "13.4.3 To install the water filter" [  237] Water pressure relief valve Open the valve and check if it operates correctly. The water may be very hot! Checkpoints are: EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...

  • Page 235: About Cleaning The Water Filter In Case Of Trouble

    ▪ "13.4.1 To remove the water filter" [  236] ▪ "13.4.2 To clean the water filter in case of trouble" [  236] ▪ "13.4.3 To install the water filter" [  237] EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...

  • Page 236: 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. EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...

  • Page 237: To Install The Water Filter

    Check the condition of the O-rings and replace if needed. Apply water to the O-rings before installation. 1 Install the water filter in the correct location. EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...
  • Page 238 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. EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...

  • Page 239: Troubleshooting

    If you are unable to find the cause of the problem, call your dealer. DANGER: RISK OF ELECTROCUTION EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...

  • Page 240: 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]). EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...

  • Page 241: 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). EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...

  • Page 242: Symptom: The Pump Is Blocked

    Purge air manually (see "To perform a manual air purge" [  224]) or use the automatic air purge function (see "To perform an automatic air purge" [  225]). EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...

  • Page 243: Symptom: The Pressure Relief Valve Opens

    0 m. The maximum water circuit head is 10 m. Check the installation requirements. EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...

  • Page 244: 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" [  221]. EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...

  • Page 245: 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. EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...

  • Page 246: Solving Problems Based On Error Codes

    Leaving water temperature sensor problem 81-01 Mixed water thermistor abnormality. 81-06 Entering water temperature thermistor abnormality (indoor unit) 89-01 Heat exchanger freeze-up protection activated during defrost (error) EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...
  • Page 247 OU: Overheat of inverter compressor motor E6-00 OU: Compressor startup defect E7-00 OU: Malfunction of outdoor unit fan motor E8-00 OU: Power input overvoltage E9-00 Malfunction of electronic expansion valve EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...
  • Page 248 JC-01 Evaporator pressure abnormality L1-00 Malfunction of INV PCB L3-00 OU: Electrical box temperature rise problem L4-00 OU: Malfunction of inverter radiating fin temperature rise EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...
  • Page 249 Indoor unit, outdoor unit matching problem UA-16 Extension/hydro communication problem UA-17 Tank type problem UA-21 Extension/hydro mismatch problem UF-00 Reversed piping or bad communication wiring detection EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...
  • Page 250 A malfunctioning booster heater will have an impact on energy metering and power consumption control. INFORMATION The user interface will display how to reset an error code. EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...

  • Page 251: Disposal

     78] 1 Make sure the unit is not running. 2 Activate the recovery mode (see "15.1.2 Recovery mode" [  253]). Result: The unit opens the valves (Y*). EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...

  • Page 252: 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. EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...

  • Page 253: Recovery Mode

    Press BS3 once. Press BS2 once. Press BS3 once. Press BS3 once. The flashing H1P indicates the recovery mode has been correctly selected and is activated. EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...
  • Page 254 / solenoid valves to their initial state. INFORMATION Power OFF. When power is turned OFF and turned ON again, the recovery mode is deactivated automatically. EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...

  • Page 255: 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 256: 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 EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...

  • Page 257: 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) EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...

  • Page 258: 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 EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...

  • Page 259: Wiring Diagram: Outdoor Unit

    Right side view See note *** See note *** Notes: Symbols: Live Neutral Protective earth Noiseless earth Field wiring Option Terminal strip Terminal Connector Connection EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...
  • Page 260 Light-emitting diode (service monitor is orange) HAP (A1P) Light-emitting diode (service monitor is green) K1R (A1P) Magnetic relay (Y1S) K1R (A4P) Magnetic relay (E1HHEX~E3HHEX) K2R (A1P) Magnetic relay (Y2S) EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...
  • Page 261 Insulated Gate Bipolar Transistor (IGBT) X1M, X2M Terminal strip Electronic expansion valve (main) Electronic expansion valve (injection) Solenoid valve (4‑way valve) Solenoid valve (low pressure bypass) EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...
  • Page 262 Earth leakage circuit breaker (30 mA) (field supply) R1, R2 (A2P) Resistor Thermistor (outdoor air) Thermistor (compressor discharge) Thermistor (compressor suction) Thermistor (air heat exchanger, distributor) Thermistor (air heat exchanger, middle) EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...
  • Page 263 Solenoid valve (4‑way valve) Solenoid valve (low pressure bypass) Solenoid valve (hot gas bypass) Solenoid valve (liquid injection) Z1C~Z10C Noise filter (ferrite core) Z1F~Z4F (A1P, A3P) Noise filter EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...

  • Page 264: Wiring Diagram: Indoor Unit

     Digital I/O PCB  Digital I/O PCB  Demand PCB  Demand PCB  Safety thermostat Safety thermostat  Smart Grid Smart grid  WLAN module WLAN module  WLAN cartridge WLAN cartridge EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...
  • Page 265 * 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 EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...
  • Page 266 For HP tariff For heat pump tariff Indoor unit supplied from outdoor Indoor unit supplied from outdoor Normal kWh rate power supply Normal kWh rate power supply EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...
  • Page 267 For high voltage Smart Grid For LV smartgrid For low voltage Smart Grid For safety thermostat For safety thermostat For safety thermostat For safety thermostat EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...
  • Page 268 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 EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...
  • Page 269 A11P: X9: 1-2-3 2×0.75 Only for Bizone mixing kit X5M: 11-12 A14P: P1-P2 user interface communication 3 core A30P: ST6 A11P: X3: 2-3-4 communication 4D133217A EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...

  • Page 270: Esp Curve: Indoor Unit

    See also the minimum and maximum allowed water flow range in the technical specifications. ▪ Water quality must be according to EU directive 98/83 EC. EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W Installer reference guide Daikin Altherma 3 H HT W 4P644736-1 – 2021.02...

  • Page 271: 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 272: Field Settings Table

    1/13 0F41 Field settings table [8.7.5] = ..Applicable indoor units ETBH16EF6V ETBH16EF9W ETBX16EF6V ETBX16EF9W ETVH16S18EA6V ETVH16S23EA6V ETVH16S18EA9W ETVH16S23EA9W ETVX16S18EA6V ETVX16S23EA6V ETVX16S18EA9W ETVX16S23EA9W ETVH16SU18EA6V ETVH16SU23EA6V Notes (*1) *6V (*2) *9W (*3) ETB* (*4) ETV* (*5) *X* (*6) *H* (*7) *SU* 4P644734-1 - 2021.02...
  • Page 273 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 274 3/13 Installer setting at variance with Field settings table default value Breadcrumb Field code Setting name Range, step Date Value Default value 2.C.2 [8-06] Max modulation 0~10°C, step: 1°C 5°C └─ Shut off valve 2.D.1 [F-0B] During thermo 0: No 1: Yes 2.D.2 [F-0C]...
  • Page 275 4/13 Installer setting at variance with Field settings table default value Breadcrumb Field code Setting name Range, step Date Value Default value [9-04] Overshoot 1~4°C, step: 1°C 1°C [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...
  • Page 276 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 277 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 278 7/13 Installer setting at variance with Field settings table default value Breadcrumb Field code Setting name Range, step Date Value Default value 9.8.6 Allow electric heaters 0: No 1: Yes 9.8.7 Enable Room buffering 0: No 1: Yes 9.8.8 Limit setting kW 0~20 kW, step: 0,5 kW 20 kW └─...
  • Page 279 8/13 Installer setting at variance with Field settings table default value Breadcrumb Field code Setting name Range, step Date Value Default value [0-06] High ambient temp. for LWT add zone cooling WD curve. 25~43°C, step: 1°C 35°C [0-07] Low ambient temp. for LWT add zone cooling WD curve. 10~25°C, step: 1°C 20°C [0-0B]...
  • Page 280 9/13 Installer setting at variance with Field settings table default value Breadcrumb Field code Setting name Range, step Date Value Default value [3-00] Is auto restart of the unit allowed? 0: No 1: Yes [3-01] [3-02] [3-03] [3-04] [3-05] [3-06] What is the maximum desired room temperature in heating? 18~30°C, step: 1°C 30°C...
  • Page 281 10/13 Installer setting at variance with Field settings table default value Breadcrumb Field code Setting name Range, step Date Value Default value [6-09] [6-0A] What is the desired comfort storage temperature? 30~[6-0E]°C, step: 1°C 60°C [6-0B] What is the desired eco storage temperature? 30~min(50, [6-0E])°C, step: 1°C 45°C [6-0C]...
  • Page 282 11/13 Installer setting at variance with Field settings table default value Breadcrumb Field code Setting name Range, step Date Value Default value [9-0A] What is the room buffering temperature in heating? [3-07]～[3-06]°C, step: 0,5°C 23°C [9-0B] What is the room buffering temperature in Cooling? [3-09]～[3-08]°C, step: 0,5°C 23°C [9-0C]...
  • Page 283 12/13 Installer setting at variance with Field settings table default value Breadcrumb Field code Setting name Range, step Date Value Default value [E-07] What kind of DHW tank is installed? 0: EKHW, small volume (*3) 1: Integrated (*4) 3: EKHW, large volume 5: EKHWP (*3) 7: Third party tank, small coil 8: Third party tank, large coil...
  • Page 284 13/13...
  • Page 288 4P644736-1 2021.02 Verantwortung für Energie und Umwelt...

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