Daikin Altherma EPGA16DAV3 Installer's Reference Manual

Daikin Altherma EPGA16DAV3 Installer's Reference Manual

Low temperature split
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Installer reference guide
Daikin Altherma – Low temperature split
EPGA11DAV3
EPGA14DAV3
EPGA16DAV3
EAVZ16S18DA6V
EAVZ16S23DA6V
Installer reference guide
EAVZ16S18DA9W
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Daikin Altherma – Low temperature split
EAVZ16S23DA9W

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Summary of Contents for Daikin Altherma EPGA16DAV3

  • Page 1 Installer reference guide Daikin Altherma – Low temperature split EPGA11DAV3 EPGA14DAV3 EPGA16DAV3 EAVZ16S18DA6V EAVZ16S23DA6V Installer reference guide EAVZ16S18DA9W English Daikin Altherma – Low temperature split EAVZ16S23DA9W...
  • Page 2: Table Of Contents

    ........18 7.8.1 To close the indoor unit..........36 6.2.3 Installation site requirements of the indoor unit ..18 8 Configuration Installer reference guide EPGA11~16DAV3 + EAVZ16S18+23DA6V+9W Daikin Altherma – Low temperature split 4P556075-1 – 2019.02...
  • Page 3: General Safety Precautions

    Indicates a situation that could result in minor or moderate temporarily unusually high .......... 74 injury. 12.3.10 Symptom: Decoration panels are pushed away due to a swollen tank ............74 EPGA11~16DAV3 + EAVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma – Low temperature split 4P556075-1 – 2019.02...
  • Page 4: For The Installer

    ▪ In places where there is a risk of fire due to the leakage of comply with applicable legislation (on top of the flammable gases (example: thinner or gasoline), carbon fibre, instructions described in the Daikin documentation). ignitable dust. ▪ In places where corrosive gas (example: sulphurous acid gas) is CAUTION produced.
  • Page 5: Brine

    ▪ Charge the refrigerant in liquid form. Adding it in gas form may providing full disconnection under overvoltage category  III prevent normal operation. condition, MUST be installed in the fixed wiring. EPGA11~16DAV3 + EAVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma – Low temperature split 4P556075-1 – 2019.02...
  • Page 6: About The Documentation

    Daikin website (publicly accessible). to prevent interference. Depending on the radio waves, a distance of 1 metre may not be sufficient. ▪ The full set of latest technical data is available on the Daikin extranet (authentication required). Installer reference guide EPGA11~16DAV3 + EAVZ16S18+23DA6V+9W Daikin Altherma –...
  • Page 7: Installation

    3.2.2 To handle the outdoor unit advance. CAUTION To avoid injury, do NOT touch the air inlet or aluminium fins of the unit. 143 kg EPGA11~16DAV3 + EAVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma – Low temperature split 4P556075-1 – 2019.02...
  • Page 8: To Remove The Accessories From The Outdoor Unit

    Sealing tape for low voltage wiring intake 3.3.3 To handle the indoor unit Use the handles at the back and at the bottom to carry the unit. Installer reference guide EPGA11~16DAV3 + EAVZ16S18+23DA6V+9W Daikin Altherma – Low temperature split 4P556075-1 – 2019.02...
  • Page 9: About The Units And Options

    Power supply ▪ Changeover to external heat source For installation instructions, see the installation manual of the digital I/O PCB and addendum book for optional equipment. EPGA11~16DAV3 + EAVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma – Low temperature split 4P556075-1 – 2019.02...
  • Page 10: Application Guidelines

    You can only connect either the remote indoor sensor or questions first: the remote outdoor sensor. ▪ How many rooms are heated by the Daikin heat pump system? PC cable (EKPCCAB) ▪ Which heat emitter types are used in each room and what is their...
  • Page 11: Multiple Rooms - Two Lwt Zones

    Domestic hot water is always User interface used as room thermostat produced by the DHW tank connected to the indoor unit. EPGA11~16DAV3 + EAVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma – Low temperature split 4P556075-1 – 2019.02...
  • Page 12: Setting Up The Domestic Hot Water Tank

    ≥55°C, or a weather-dependent setpoint system complies with applicable legislation. ≥T ▪ Daikin is NOT responsible for incorrect or unsafe (°C) situations in the auxiliary boiler system. ▪ Make sure the return water to the heat  pump does NOT exceed 55°C.
  • Page 13: Selecting The Volume And Desired Temperature For The Dhw Tank

    ▪ If energy prices are the same during the day and the night, People experience water as hot when its temperature is 40°C. Daikin recommends to heat up the DHW tank during the day. Therefore, the DHW consumption is always expressed as equivalent ▪...
  • Page 14: Setting Up The Energy Metering

    You cannot combine calculating the consumed energy (example: backup heater) measuring consumed energy (example: for outdoor unit). If you do so, the energy data will be invalid. Installer reference guide EPGA11~16DAV3 + EAVZ16S18+23DA6V+9W Daikin Altherma – Low temperature split 4P556075-1 – 2019.02...
  • Page 15: Preferential Kwh Rate Power Supply

    ▪ Space heating and DHW production by allowing the ▪ Power meter 2: Use a single-phase power meter. backup heater step 1. EPGA11~16DAV3 + EAVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma – Low temperature split 4P556075-1 – 2019.02...
  • Page 16: Power Limitation Activated By Digital Inputs

    ▪ That is NOT affected by outside air or air draught because of, for example, door opening/closing ▪ DI1 = weakest limitation (highest energy consumption) ▪ If this is NOT possible, Daikin recommends to connect a remote ▪ DI4 = strongest limitation (lowest energy consumption) indoor sensor (option KRCS01-1).
  • Page 17: Preparation

    Strong winds (≥18 km/h) blowing against the outdoor unit’s air outlet causes short circuit (suction of discharge air). This may result in: ▪ deterioration of the operational capacity; EPGA11~16DAV3 + EAVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma – Low temperature split 4P556075-1 – 2019.02...
  • Page 18: Additional Installation Site Requirements Of The Outdoor Unit In Cold Climates

    10 m Make sure installation, servicing, maintenance and repair ▪ The maximum piping length between the indoor and outdoor unit comply with instructions from Daikin and with applicable is 50 m. legislation (for example national gas regulation) and are executed only by authorised persons.
  • Page 19: Preparing Water Piping

    ▪ Piping length. It is recommended to avoid long runs of piping between the domestic hot water tank and the hot water end point (shower, bath,…) and to avoid dead ends. EPGA11~16DAV3 + EAVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma – Low temperature split 4P556075-1 – 2019.02...
  • Page 20: Formula To Calculate The Expansion Vessel Pre-Pressure

    Minimum water volume Check that the total water volume in the installation is minimum 20 litres, the internal water volume of the outdoor unit NOT included. Installer reference guide EPGA11~16DAV3 + EAVZ16S18+23DA6V+9W Daikin Altherma – Low temperature split 4P556075-1 – 2019.02...
  • Page 21: Changing The Pre-Pressure Of The Expansion Vessel

    INFORMATION See the recommended procedure as described in "9.4  Checklist Also read the precautions and requirements in the during commissioning" on page 66. "General safety precautions" chapter. EPGA11~16DAV3 + EAVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma – Low temperature split 4P556075-1 – 2019.02...
  • Page 22: About Preferential Kwh Rate Power Supply

    Whether the power supply is interrupted or not, the wiring to the unit User interface used as is different. room thermostat Room thermostat 3 or 4 100 mA Outdoor ambient temperature sensor Indoor ambient temperature sensor Installer reference guide EPGA11~16DAV3 + EAVZ16S18+23DA6V+9W Daikin Altherma – Low temperature split 4P556075-1 – 2019.02...
  • Page 23: Overview: Installation

    "7.4.4  To connect the drain hose to the drain"  on page  26. It requires to remove one or both side panels. EPGA11~16DAV3 + EAVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma – Low temperature split 4P556075-1 – 2019.02...
  • Page 24: To Open The Switch Box Cover Of The Indoor Unit

    To open the switch box cover of the 3 Place the switch box lower on the unit. Use the 2 hinges located indoor unit lower on the unit. 4× Installer reference guide EPGA11~16DAV3 + EAVZ16S18+23DA6V+9W Daikin Altherma – Low temperature split 4P556075-1 – 2019.02...
  • Page 25: Mounting The Outdoor Unit

    In any case, make sure the unit is positioned at least 100 mm above the maximum expected level of snow. Discharge side Distance between anchor points Bottom frame Drain holes Knockout hole for snow EPGA11~16DAV3 + EAVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma – Low temperature split 4P556075-1 – 2019.02...
  • Page 26: To Fix The Fluorinated Greenhouse Gases Label

    Prerequisite: The user interface panel and front panel have been removed. 1 Remove one of the side panels. 2 Cut out the rubber grommet. 3 Pull the drain hose through the hole. Installer reference guide EPGA11~16DAV3 + EAVZ16S18+23DA6V+9W Daikin Altherma – Low temperature split 4P556075-1 – 2019.02...
  • Page 27: Connecting The Water Piping

    5 Connect the outdoor unit field piping to the shut-off valves. 6 Connect the O-rings and shut-off valves to the space heating/ cooling water pipes of both zones of the indoor unit. EPGA11~16DAV3 + EAVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma – Low temperature split 4P556075-1 – 2019.02...
  • Page 28: To Connect The Recirculation Piping

    2 Cut out the rubber grommet on top of the unit, and remove the stop. The recirculation connector is placed below the hole. 3 Route the recirculation piping through the grommet and connect it to the recirculation connector. Installer reference guide EPGA11~16DAV3 + EAVZ16S18+23DA6V+9W Daikin Altherma – Low temperature split 4P556075-1 – 2019.02...
  • Page 29: To Fill The Water Circuit

    For more information, refer to the –5°C chapter "To check the water volume and flow rate" in the installer reference guide. –10°C EPGA11~16DAV3 + EAVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma – Low temperature split 4P556075-1 – 2019.02...
  • Page 30: To Fill The Domestic Hot Water Tank

    This recommendation ensures good operation of the unit, however, from inside the house is also drained. local regulations may differ and shall be followed. c Normally closed valves (Recommended – Field supply). Installer reference guide EPGA11~16DAV3 + EAVZ16S18+23DA6V+9W Daikin Altherma – Low temperature split 4P556075-1 – 2019.02...
  • Page 31: Connecting The Electrical Wiring

    To connect the electrical wiring on the outdoor unit 1 Remove the switch box cover. See "7.2.2 To open the outdoor Stranded conductor wire Round crimp-style terminal unit" on page 23. EPGA11~16DAV3 + EAVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma – Low temperature split 4P556075-1 – 2019.02...
  • Page 32: To Connect The Electrical Wiring On The Indoor Unit

    High voltage power ▪ Normal kWh rate power supply edges or hot gas piping. supply ▪ Preferential kWh rate power supply 6 Install the switch box cover. Installer reference guide EPGA11~16DAV3 + EAVZ16S18+23DA6V+9W Daikin Altherma – Low temperature split 4P556075-1 – 2019.02...
  • Page 33: To Connect The Main Power Supply

    Legend: see illustration below. In case of preferential kWh rate power supply Connect X11Y to X11YB. EPGA11~16DAV3 + EAVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma – Low temperature split 4P556075-1 – 2019.02...
  • Page 34: To Connect The Shut-Off Valve

    Wiring is different for a NC (normal closed) valve and a NO (normal open) valve. Q1DI 1N~, 50 Hz 230 V AC 21 28 21 29 Installer reference guide EPGA11~16DAV3 + EAVZ16S18+23DA6V+9W Daikin Altherma – Low temperature split 4P556075-1 – 2019.02...
  • Page 35: To Connect The Electrical Meters

    Prewiring between X2M/7+9 and Q1L (= thermal protector backup heater). Do NOT change. 2 Fix the cable with cable ties to the cable tie mountings. EPGA11~16DAV3 + EAVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma – Low temperature split 4P556075-1 – 2019.02...
  • Page 36: Finishing The Outdoor Unit Installation

    ▪ What you can see on and do with the user interface supply OR a safety thermostat for the additional zone. You can configure the system via the user interface. Installer reference guide EPGA11~16DAV3 + EAVZ16S18+23DA6V+9W Daikin Altherma – Low temperature split 4P556075-1 – 2019.02...
  • Page 37: To Access The Most Used Commands

    The User pin code is 0000. Time/date [7.2] To access the installer settings 1 Set the user permission level to Installer. 2 Go to [9]: Installer settings. EPGA11~16DAV3 + EAVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma – Low temperature split 4P556075-1 – 2019.02...
  • Page 38: Possible Screens

    ▪ Floor-standing indoor unit with integrated tank b2 Water pressure Space c ▪ : Cooling (only with EKHVCONV2 installed) operation ▪ : Heating mode Installer reference guide EPGA11~16DAV3 + EAVZ16S18+23DA6V+9W Daikin Altherma – Low temperature split 4P556075-1 – 2019.02...
  • Page 39: Main Menu Screen

    Set the leaving water temperature for the g3 Room thermostat type: additional zone (if present). Shows the applicable symbol for your unit. ▪ : Daikin user interface used as room Space heating/ thermostat cooling Put the unit in heating mode or cooling mode.
  • Page 40: Detailed Screen With Values

    To clear the contents of the schedule: 1 Select the name of the current schedule. User defined 1 Possible actions on this screen Go through the temperatures. Change the temperature. Installer reference guide EPGA11~16DAV3 + EAVZ16S18+23DA6V+9W Daikin Altherma – Low temperature split 4P556075-1 – 2019.02...
  • Page 41 Result: "C" is displayed next to the copied day. 1 Select the name of the current schedule. 3 Select Tuesday. User defined 1 User defined 1 EPGA11~16DAV3 + EAVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma – Low temperature split 4P556075-1 – 2019.02...
  • Page 42: Settings Menu

    ([C‑07]=0) guaranteed. temperature drops below 4°C the room again, and the leaving water temperature setpoint will be lowered. Installer reference guide EPGA11~16DAV3 + EAVZ16S18+23DA6V+9W Daikin Altherma – Low temperature split 4P556075-1 – 2019.02...
  • Page 43: Main Zone

    During weather dependent operation, the user has the possibility to shift the water temperature up or down by a maximum of 10°C. EPGA11~16DAV3 + EAVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma – Low temperature split 4P556075-1 – 2019.02...
  • Page 44 ▪ 2: Radiator The setting of the emitter type has an influence on the space heating setpoint range and the target delta T in heating as follows: Installer reference guide EPGA11~16DAV3 + EAVZ16S18+23DA6V+9W Daikin Altherma – Low temperature split 4P556075-1 – 2019.02...
  • Page 45 Description [2.9] [C‑07] ▪ 0: Leaving water ▪ 1: External room thermostat ▪ 2: Room thermostat Thermostat type Only applicable in external room thermostat control. EPGA11~16DAV3 + EAVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma – Low temperature split 4P556075-1 – 2019.02...
  • Page 46 (radiators, heat pump convector, under floor loops) or ▪ less on/off cycles (lower noise level, higher comfort and higher situation, it can be possible to change the difference between efficiency) Installer reference guide EPGA11~16DAV3 + EAVZ16S18+23DA6V+9W Daikin Altherma – Low temperature split 4P556075-1 – 2019.02...
  • Page 47: Additional Zone

    ▪ avoid leaving water supply to the heat emitters in the main LWT zone (through the mixing valve station) when there is request from the additional LWT zone. EPGA11~16DAV3 + EAVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma – Low temperature split 4P556075-1 – 2019.02...
  • Page 48 (= the leaving water temperature zone with the highest leaving water temperature in heating operation and the lowest leaving water temperature in cooling operation) [3.8.1] [9-05] Heating minimum: 15°C~37°C Installer reference guide EPGA11~16DAV3 + EAVZ16S18+23DA6V+9W Daikin Altherma – Low temperature split 4P556075-1 – 2019.02...
  • Page 49: Space Heating/Cooling

    This setting is also used in automatic space. You have to tell the system which heating/cooling changeover. space operation mode to use. ▪ 10°C~35°C EPGA11~16DAV3 + EAVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma – Low temperature split 4P556075-1 – 2019.02...
  • Page 50 ▪ a: Main LWT zone ▪ a: Space heating/cooling control ▪ b: Off ▪ c: On ▪ d: Pump operation Installer reference guide EPGA11~16DAV3 + EAVZ16S18+23DA6V+9W Daikin Altherma – Low temperature split 4P556075-1 – 2019.02...
  • Page 51 NOT be modified. The pump speed limitation will be overruled when the flow rate is in the range of the minimum flow (error 7H). EPGA11~16DAV3 + EAVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma – Low temperature split 4P556075-1 – 2019.02...
  • Page 52: Tank

    This function is ONLY applicable in heating mode. tank temperature. It is the desired temperature when a storage economic action is scheduled (preferably during day). Installer reference guide EPGA11~16DAV3 + EAVZ16S18+23DA6V+9W Daikin Altherma – Low temperature split 4P556075-1 – 2019.02...
  • Page 53 [5.7.5] is NOT interrupted by possible domestic hot water demand. Code Description [5.7.1] [2‑01] Activation ▪ 0: No ▪ 1: Yes EPGA11~16DAV3 + EAVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma – Low temperature split 4P556075-1 – 2019.02...
  • Page 54 +reheat. When the tank temperature drops below the reheat Range: 0°C~10°C temperature minus the reheat hysteresis temperature, the tank heats up to the reheat temperature. Installer reference guide EPGA11~16DAV3 + EAVZ16S18+23DA6V+9W Daikin Altherma – Low temperature split 4P556075-1 – 2019.02...
  • Page 55: User Settings

    2 Do one of the following: — [7.2] Set the local time and date If you want to… Then… Completely deactivate Select Off. quiet mode EPGA11~16DAV3 + EAVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma – Low temperature split 4P556075-1 – 2019.02...
  • Page 56 4 Repeat this for all three electricity prices. — Price Value in breadcrumb INFORMATION Gas: 4.08 /kWh [7.6]=8.6 Price value ranging from 0.00~990  valuta/kWh (with 2 Electricity: 12.49 /kWh [7.5.1]=17 significant values). Installer reference guide EPGA11~16DAV3 + EAVZ16S18+23DA6V+9W Daikin Altherma – Low temperature split 4P556075-1 – 2019.02...
  • Page 57: Information

    What kind of domestic hot water tank is installed? heater can be viewed but not changed. Code Description [9.3.1] [E‑03] ▪ 3: 6V ▪ 4: 9W EPGA11~16DAV3 + EAVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma – Low temperature split 4P556075-1 – 2019.02...
  • Page 58 50°C, Daikin recommends NOT to disable the backup heater ▪ When auto emergency is set to Automatic and a heat pump failure second step because it will have a big impact on the...
  • Page 59 Only relevant for installations with water piping outdoors. This function tries to protect outdoor water piping from freezing. Code Description [9.7] [4-04] Water pipe freeze prevention: ▪ 0: Intermittent (read only) [8-01] [8-02] EPGA11~16DAV3 + EAVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma – Low temperature split 4P556075-1 – 2019.02...
  • Page 60 (normal closed contact) Limits when [9.9.1]=Inputs and [9.9.2]=Amp: Code Description [9.9.4] [5-05] Limit 1: 0 A~50 A [9.9.5] [5-06] Limit 2: 0 A~50 A [9.9.6] [5-07] Limit 3: 0 A~50 A Installer reference guide EPGA11~16DAV3 + EAVZ16S18+23DA6V+9W Daikin Altherma – Low temperature split 4P556075-1 – 2019.02...
  • Page 61 'None' to indicate the corresponding pulse input is NOT used. the average outdoor temperature. The outdoor temperature is averaged over the selected time period. EPGA11~16DAV3 + EAVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma – Low temperature split 4P556075-1 – 2019.02...
  • Page 62 Make sure to set the value of [5‑01] at least 1°C higher system… is… than the value of [C‑03]. Drops below T Stops Active calc Rises above T +3°C Starts Inactive Electricity and gas prices calc Installer reference guide EPGA11~16DAV3 + EAVZ16S18+23DA6V+9W Daikin Altherma – Low temperature split 4P556075-1 – 2019.02...
  • Page 63: Operation

    Code Description [9.E] [C-09] Auto restart: ▪ 0: Manual ▪ 1: Automatic EPGA11~16DAV3 + EAVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma – Low temperature split 4P556075-1 – 2019.02...
  • Page 64: Menu Structure: Overview User Settings

    Space heating/cooling Tank Setpoint screen Only applicable when EKHVCONV2 is installed. INFORMATION Depending on the selected installer settings and unit type, settings will be visible/invisible. Installer reference guide EPGA11~16DAV3 + EAVZ16S18+23DA6V+9W Daikin Altherma – Low temperature split 4P556075-1 – 2019.02...
  • Page 65: Menu Structure: Overview Installer Settings

    Solar kit settings are shown but are NOT applicable for this unit. Settings shall NOT be used or changed. INFORMATION Depending on the selected installer settings and unit type, settings will be visible/invisible. EPGA11~16DAV3 + EAVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma – Low temperature split 4P556075-1 – 2019.02...
  • Page 66: Commissioning

    The pump of the additional zone ensures that the minimum ▪ Between the indoor unit and the room thermostat (if flow rate for correct operation of the unit is guaranteed. applicable) Installer reference guide EPGA11~16DAV3 + EAVZ16S18+23DA6V+9W Daikin Altherma – Low temperature split 4P556075-1 – 2019.02...
  • Page 67: Air Purge Function

    6 To stop the air purge manually: — NOT applicable. 1 Go to Stop air purge. The air purge function automatically stops after 30 minutes. 2 Select OK to confirm. EPGA11~16DAV3 + EAVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma – Low temperature split 4P556075-1 – 2019.02...
  • Page 68: To Perform An Operation Test Run

    ▪ Diverter valve test 1 the duration in hours, up to 72 hours, ▪ Bivalent signal test 2 the desired leaving water temperature. ▪ Alarm output test Installer reference guide EPGA11~16DAV3 + EAVZ16S18+23DA6V+9W Daikin Altherma – Low temperature split 4P556075-1 – 2019.02...
  • Page 69: 10 Hand-Over To The User

    U3 error will be displayed on the user interface. To resolve the error codes, see "12.4  Solving problems based on error codes" on page 75. EPGA11~16DAV3 + EAVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma – Low temperature split 4P556075-1 – 2019.02...
  • Page 70: Checklist For Yearly Maintenance Of The Outdoor Unit

    The yearly maintenance of the magnetic filter/dirt separator consists ▪ The water flow coming from the relief valve is high enough, no blockage of the valve or in between piping is suspected. Installer reference guide EPGA11~16DAV3 + EAVZ16S18+23DA6V+9W Daikin Altherma – Low temperature split 4P556075-1 – 2019.02...
  • Page 71: To Drain The Domestic Hot Water Tank

    To clean the water filter in case of trouble 1 Remove the water filter from the unit. See "11.5.1  To remove the water filter" on page 71. EPGA11~16DAV3 + EAVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma – Low temperature split 4P556075-1 – 2019.02...
  • Page 72: To Install The Water Filter

    ON and OFF by the utility. DANGER: RISK OF BURNING Installer reference guide EPGA11~16DAV3 + EAVZ16S18+23DA6V+9W Daikin Altherma – Low temperature split 4P556075-1 – 2019.02...
  • Page 73: Solving Problems Based On Symptoms

    (to be performed by the installer). If you purge air 0 m. The maximum water circuit from the heat emitters or collectors, mind the following: head is 10 m. Check the installation requirements. EPGA11~16DAV3 + EAVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma – Low temperature split 4P556075-1 – 2019.02...
  • Page 74: Symptom: The Water Pressure Relief Valve Leaks

    The disinfection operation was Do NOT stop tank operation stopped manually: [C.3] during disinfection. Operation > Tank was turned off during disinfection. Installer reference guide EPGA11~16DAV3 + EAVZ16S18+23DA6V+9W Daikin Altherma – Low temperature split 4P556075-1 – 2019.02...
  • Page 75: Solving Problems Based On Error Codes

    Heat exchanger frozen OU: Malfunction of high pressure switch (HPS) Abnormal increase outlet water temperature (DHW) Malfunction of low pressure switch Abnormal increase outlet water temperature EPGA11~16DAV3 + EAVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma – Low temperature split 4P556075-1 – 2019.02...
  • Page 76 Capacity setting mismatch INFORMATION OU: Shortage of refrigerant Error AJ-03 is reset automatically from the moment there is Malfunction by reverse phase/ a normal tank heat-up. open-phase Installer reference guide EPGA11~16DAV3 + EAVZ16S18+23DA6V+9W Daikin Altherma – Low temperature split 4P556075-1 – 2019.02...
  • Page 77: 13 Disposal

    1 Vacuum the system until the pressure on the manifold indicates 1 Remove the valve lid from the liquid stop valve and the gas stop −0.1 MPa (−1 bar). valve. EPGA11~16DAV3 + EAVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma – Low temperature split 4P556075-1 – 2019.02...
  • Page 78: Using The Stop Valve And Service Port

    Do NOT place the spanner on the stem cap, as this could cause a refrigerant leak. Spanner Torque wrench Installer reference guide EPGA11~16DAV3 + EAVZ16S18+23DA6V+9W Daikin Altherma – Low temperature split 4P556075-1 – 2019.02...
  • Page 79: 14 Technical Data

    14 Technical data Technical data A subset of the latest technical data is available on the regional Daikin website (publicly accessible). The full set of latest technical data is available on the Daikin Business Portal (authentication required). 14.1 Service space: Outdoor unit...
  • Page 80: Piping Diagram: Outdoor Unit

    High pressure sensor Electronic expansion valve (main) Solenoid valve (hot gas bypass) Electronic expansion valve (injection) Solenoid valve (injection bypass) Water side Refrigerant side Heating Cooling Installer reference guide EPGA11~16DAV3 + EAVZ16S18+23DA6V+9W Daikin Altherma – Low temperature split 4P556075-1 – 2019.02...
  • Page 81: Piping Diagram: Indoor Unit

    Thermistor (heat exchanger – water OUT) Thermistor (backup heater – water OUT) R5T, R8T Thermistor (tank) Thermistor (main/mixed zone – water OUT) Flow switch Screw connection EPGA11~16DAV3 + EAVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma – Low temperature split 4P556075-1 – 2019.02...
  • Page 82: Wiring Diagram: Outdoor Unit

    Signal receiver circuit S1NPH High pressure sensor (3) Legend S1PH High pressure switch English Translation S1PL Low pressure switch Legend Legend Current sensor Field supply Field supply Installer reference guide EPGA11~16DAV3 + EAVZ16S18+23DA6V+9W Daikin Altherma – Low temperature split 4P556075-1 – 2019.02...
  • Page 83 Electronic expansion valve (injection) Solenoid valve (4‑way valve) Solenoid valve (hot gas bypass) Solenoid valve (injection bypass) Z1C~Z11C Noise filter (ferrite core) Z1F~Z6F (A1P, A2P) Noise filter EPGA11~16DAV3 + EAVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma – Low temperature split 4P556075-1 – 2019.02...
  • Page 84: Wiring Diagram: Indoor Unit

    Legend Indoor unit supplied from outdoor Indoor unit supplied from outdoor Main PCB Normal kWh rate power supply Normal kWh rate power supply Installer reference guide EPGA11~16DAV3 + EAVZ16S18+23DA6V+9W Daikin Altherma – Low temperature split 4P556075-1 – 2019.02...
  • Page 85 Only for wired On/OFF Normally closed Normally closed thermostat thermostat Normally open Normally open Only for wireless On/OFF Only for wireless On/OFF thermostat thermostat Safety thermostat Safety thermostat EPGA11~16DAV3 + EAVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma – Low temperature split 4P556075-1 – 2019.02...
  • Page 86 4 signal 2 core Only for BRC1HH* 2x0.75 X5M: 11-12 A14P: P1-P2 user interface communication 2 core 2x0.75 A13P: P1-P2 LAN adapter communication 4D120622A Installer reference guide EPGA11~16DAV3 + EAVZ16S18+23DA6V+9W Daikin Altherma – Low temperature split 4P556075-1 – 2019.02...
  • Page 87: Esp Curve: Indoor Unit

    Optional equipment Equipment made or approved by Daikin that can be combined with the product according to the instructions in the accompanying documentation. Field supply Equipment NOT made by Daikin that can be combined with product according instructions accompanying documentation.
  • Page 88 1/10 8291 Field settings table [8.7.5] = ..Applicable indoor units EAVZ16S18DA6V EAVZ16S23DA6V EAVZ16S18DA9W EAVZ16S23DA9W Notes (*1) *6V (*2) *9W (*3) + EKHVCONV2 (*4) EAVZ16S18* (*5) EAVZ16S23* 4P556077-1 - 2018.12...
  • Page 89 2/10 Field settings table Installer setting at variance with default value Breadcrumb Field code Setting name Range, step Date Value Default value Room └─ Antifrost 1.4.1 [2-06] Activation 0: Disabled 1: Enabled 1.4.2 [2-05] Room setpoint 4~16°C, step: 1°C 8°C └─...
  • Page 90 3/10 Field settings table Installer setting at variance with default value Breadcrumb Field code Setting name Range, step Date Value Default value Additional zone [2-0D] Emitter type 0: Underfloor heating 1: Fancoil unit 2: Radiator └─ Setpoint range 3.8.1 [9-05] Heating minimum 15~37°C, step: 1°C 25°C...
  • Page 91 4/10 Field settings table Installer setting at variance with default value Breadcrumb Field code Setting name Range, step Date Value Default value └─ WD curve [0-0B] Leaving water value for high ambient temp. for DHW WD curve. 35~[6-0E]°C, step: 1°C 55°C [0-0C] Leaving water value for low ambient temp.
  • Page 92 5/10 Field settings table Installer setting at variance with default value Breadcrumb Field code Setting name Range, step Date Value Default value [0-03] Low ambient temp. for LWT add zone heating WD curve. -40~5°C, step: 1°C -10°C [0-04] Leaving water value for high ambient temp. for LWT add zone cooling WD curve. [9-07]~[9-08]°C, step: 1°C 8°C (*3) [0-05]...
  • Page 93 6/10 Field settings table Installer setting at variance with default value Breadcrumb Field code Setting name Range, step Date Value Default value 9.9.5 [5-06] Limit 2 0~50 A, step: 1 A 50 A 9.9.6 [5-07] Limit 3 0~50 A, step: 1 A 50 A 9.9.7 [5-08]...
  • Page 94 7/10 Field settings table Installer setting at variance with default value Breadcrumb Field code Setting name Range, step Date Value Default value [1-07] High ambient temp. for LWT main zone cooling WD curve. 25~43°C, step: 1°C 35°C (*3) [1-08] Leaving water value for low ambient temp. for LWT main zone cooling WD curve. [9-03]~[9-02]°C, step: 1°C 22°C (*3) [1-09]...
  • Page 95 8/10 Field settings table Installer setting at variance with default value Breadcrumb Field code Setting name Range, step Date Value Default value [5-03] Space heating priority temperature. -15~35°C, step: 1°C 0°C [5-04] Set point correction for domestic hot water temperature. 0~20°C, step: 1°C 10°C [5-05]...
  • Page 96 9/10 Field settings table Installer setting at variance with default value Breadcrumb Field code Setting name Range, step Date Value Default value [9-03] What is the mimimum desired LWT for main zone in cooling? 5~18°C, step: 1°C 8°C (*3) [9-04] Leaving water temperature overshoot temperature.
  • Page 97 10/10 Field settings table Installer setting at variance with default value Breadcrumb Field code Setting name Range, step Date Value Default value [E-0A] [E-0B] Is a bi-zone kit installed? 1: Yes [E-0C] [E-0D] Is the system filled with glycol ? 0: No 1: Yes [E-0E]...
  • Page 100 4P556075-1 2019.02...

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