Daikin EKHBRD016ABV1 Installation Manual
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Daikin EKHBRD016ABV1 Installation Manual

Indoor unit for air to water heat pump system
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INSTALLATION MANUAL
Indoor unit for air to water heat pump system
EKHBRD011ABV1
EKHBRD014ABV1
EKHBRD016ABV1
EKHBRD011ABY1
EKHBRD014ABY1
EKHBRD016ABY1

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Summary of Contents for Daikin EKHBRD016ABV1

  • Page 1 INSTALLATION MANUAL Indoor unit for air to water heat pump system EKHBRD011ABV1 EKHBRD014ABV1 EKHBRD016ABV1 EKHBRD011ABY1 EKHBRD014ABY1 EKHBRD016ABY1...
  • Page 2 >600 LV HV HV+PS...
  • Page 3 3PW60973-1...

  • Page 4: Table Of Contents

    Application examples with only 1 heat emitter OTHER DAMAGE TO THE EQUIPMENT. BE SURE ONLY and 1 heat source (EKHBRD unit) ............. 2 TO USE ACCESSORIES MADE BY DAIKIN WHICH ARE Application examples with 2 or more different heat emitters SPECIFICALLY DESIGNED FOR USE WITH THE and 1 heat source (EKHBRD unit) .............

  • Page 5: Scope Of This Manual

    This PCB is needed when the optional heater kit EKBUH Water heat exchanger Electronic expansion valve or Daikin room thermostat EKRTR or EKRTW is installed or when Compressor multiple set point control is used, and provides the communication Pump By-pass valve (field...
  • Page 6 EKRTW can be connected to the Daikin system. Daikin can not guarantee neither good operation nor reliability of the system if another thermostat is used. 10 13 For those reasons Daikin can not give warranty of the system in such case. 10 13 Outdoor unit Collector (field supply)

  • Page 7: Application Examples With 2 Or More Different Heat Emitters And 1 Heat Source (Ekhbrd Unit)

    Daikin system is too high. For this reason a temperature reducing device (field supply) is required to lower the water temperature (the hot water will be mixed with cold water to lower the temperature).

  • Page 8: Application Examples With 2 Different Heat Sources (Auxiliary Boiler + Ekhbrd Unit)

    1 2 3 4 5 Space heating with an auxiliary boiler (alternating operation) Space heating application by either the Daikin indoor unit or by an auxiliary boiler connected in the system. An auxiliary contact decides whether either the EKHBRD* indoor unit or the boiler will operate.

  • Page 9: Design Of The Hydraulic System

    This external static pressure-graph is valid at maximum pump rpm. Simultaneous operation of the auxiliary boiler and the EKHBRD* unit is NOT allowed. NOTE When replacing an old gas or fuel oil boiler by a air to water heat pump system (EKHBRD*): Pay special attention to the control of the circulation ■...

  • Page 10: Accessories

    Air purge valve CCESSORIES Remaining air in the water circuit will be automatically removed via the air purge valve. Accessories supplied with this unit Temperature sensors (thermistors) Temperature sensors determine the water and refrigerant (See figure 1) temperature at various points in the circuit. Installation manual Switch box Operation manual...

  • Page 11: Switch Box Main Components

    11. Terminal block X2M Switch box main components Field wiring terminal block for high voltage connections. 12. Low voltage connector X1Y V1 unit types (1-phase) 13. Pump connector X2Y 14. High voltage connector X3Y 15. Cable tie mountings The cable tie mountings allow to fix the field wiring with cable ties to the switch box to ensure strain relief.

  • Page 12: Installation Of The Indoor Unit

    NSTALLATION OF THE INDOOR UNIT Dimensions and service space Unit of measurement: mm Selecting an installation location Dimensions of the unit, see figure 4 Gas pipe connection Water inlet connection ■ NOTE Make sure to provide for adequate measures in Liquid pipe connection Water outlet connection order to prevent that the indoor unit should be...
  • Page 13 ■ Install the grommets (accessories) around the knockout ■ First connect the flexible water piping delivered with the unit to holes to prevent damage. the field piping. Then connect the flexible water piping through the foreseen knockout holes with the unit water system to prevent excessive bending (kink) of the flexible water piping in the process.

  • Page 14: Piping Connection Work

    ■ Perform the piping work as described in the chapter "Piping 4 Stick the top plate insulation (accessory) at the inside of the connection work" on page top decoration panel according to the figure below. ■ Fill the system with water as described in the chapter "Charging water"...

  • Page 15: Guidelines For Flare Connection

    ■ Guidelines for flare connection Make sure to provide a proper drain for the pressure relief valve to avoid any water coming into contact with electrical parts. ■ Flares should not be re-used. New ones should be made in ■ Air vents must be provided at all high points of the system.

  • Page 16: Setting The Pre-Pressure Of The Expansion Vessel

    Using the table and instructions below, determine if the Example 1 expansion vessel pre-pressure requires adjustment and The indoor unit is installed 5 m below the highest point in the water determine if the total water volume in the installation is below the circuit.

  • Page 17: Precautions When Connecting Field Piping And Regarding Insulation

    LECTRICAL WIRING WORK Precautions when connecting field piping and regarding insulation Precautions on electrical wiring work The complete water circuit, inclusive all piping, must be insulated to prevent reduction of the heating capacity. If the indoor ambient temperature is higher than 30°C and the WARNING humidity is higher than RH 80% then the thickness of the insulation ■...

  • Page 18: Internal Wiring - Parts Table

    R3T......Liquid thermistor R410A Internal wiring - Parts table R4T......Returning water thermistor R5T......Leaving water thermistor Refer to the internal wiring diagram supplied with the unit. The R6T......Discharge thermistor abbreviations used are listed below. R7T......Liquid thermistor R134a switch box components list R8T......

  • Page 19: Connection Of The Indoor Unit Power Supply And Communication Cable(S)

    Connection of the indoor unit power supply and Fix the cables with cable ties to the cable tie mountings to ensure strain relief and to make sure that it does not come in communication cable(s) contact with the piping and sharp edges. Never squeeze Cable requirements bundled cables.

  • Page 20: Connection To A Benefit Kwh Rate Power Supply

    Possible types of benefit kWh rate power supply Possible connections and requirements to connect the equipment to such power supply are illustrated in the figures below: For V1 unit types only (1~) [6-04]=1 [6-04]=2 Unit Rear part of the remote controller Front part of the remote controller Wired from the rear Wired from the top...

  • Page 21: Start-Up And Configuration

    For Y1 unit types only (3~) Type 1 The benefit kWh rate power supply is of the type that power supply is [6-04]=1 [6-04]=2 not interrupted. Type 2 L2L3 L2L3 The benefit kWh rate power supply is of the type that power supply will be interrupted after elapse of time.

  • Page 22: Field Settings

    Procedure Water leak Check the inside of the unit on water leakage. In case there is a To change one or more field settings, proceed as follows. water leakage close the water inlet and water outlet shut-off valves and call your local dealer. Power supply voltage Check the power supply voltage on the local supply panel.

  • Page 23: Detailed Description

    Detailed description In the following tables both methods on how to interpret the schedule timer are shown. [0] Remote control setup ■ Method 1 [0-00] User permission level [0-03]=1 (default) Space heating based on temperature set point The remote controller can be programmed to make certain During operation During schedule timer operation the operation LED is lit buttons and functions unavailable for the user.
  • Page 24 [1] Automatic storage timing for domestic water heating Method 2 [0-03]=0 Space heating based on ON/OFF instruction In this mode, the indoor unit will deliver hot water to the domestic hot water tank based on the daily fixed pattern. This mode will continue During operation When the schedule timer switches space heating OFF, the controller will be switched off (operation LED will stop...
  • Page 25 ■ Setback can be configured for both room temperature control and [3-00] ambient temperature (Lo_A): outdoor leaving water temperature control. temperature. ■ [3-01] High ambient temperature (Hi_A): high outdoor temperature. ■ 21°C [3-02] Set point at low ambient temperature (Lo_Ti): the target outgoing water temperature when the outdoor temperature equals or drops below the low ambient temperature (Lo_A).
  • Page 26 See also "[2] Automatic setback function" on page 21 for more [8] Option setup information about the setback operation. ■ [8-00] Remote controller temperature control ■ [5-02] Leaving water setback temperature When using the remote control delivered with the unit, 2 types of ■...
  • Page 27 [9] Automatic temperature compensation [b] Domestic hot water set points If needed, it is possible to adjust some thermistor value of the unit by The reheat mode will prevent the domestic hot water from cooling a correction value. This can be used as countermeasure for down lower than a certain temperature.

  • Page 28: Simultaneous Demand Of Space Heating And Domestic Water Heating

    ■ ■ [E-04]=2 high pump speed operation [b-03] Set point: storage temperature (see figure above) only valid when [b-02]=0. If you select [E-04]=1 or 2 and [6-00]=1, the unit will activate the domestic hot water 3-way valve. This function is a helpful NOTE If weather dependent domestic water heating is feature to get all air removed out of the system (as well in...
  • Page 29 Storage operation External room thermostat When requesting space heating and domestic water heating When the reheat temperature is reached, the further heat up of the (storage) at the same time, domestic water will be heated domestic hot water tank will be decided by the external room according to running timer, then space heating will start again thermostat thermo conditions and running timers which are according to running timer, then domestic water heating will start...
  • Page 30 Storage operation Remote controller room temperature control When requesting space heating and domestic water heating When the reheat temperature is reached, the further heat up till (storage) at the same time, domestic water will be heated storage temperature of the domestic hot water tank will be decided according to running timer, then space heating will start again by the remote controller room thermostat in order to prevent the room according to running timer, then domestic water heating will start...

  • Page 31: Multiple Set Point Control

    Multiple set point control Storage operation When requesting space heating and domestic water heating If you want to use multiple set point control, a temperature reducing (storage) at the same time, domestic water will be heated, but as device ( ) is needed.
  • Page 32 ( domestic hot water request occurs, there will be sufficient flow towards other appliances as well, etc.) ■ Daikin does not offer any temperature reducing Space 1 Space 2 device ( ). This system only provides the possibility to use multiple set points.
  • Page 33 (e.g. when a domestic hot water request occurs, there will be sufficient flow towards other appliances as well, etc.) ■ Daikin does not offer any temperature reducing device ( ). This system only provides the possibility to use multiple set points. ■...

  • Page 34: Field Settings Table

    Field settings table Installer setting at variance with default value First Second Default code code Setting name Date Value Date Value value Range Step Unit Remote control setup User permission level — Room temperature compensation value –5~5 °C Not applicable. Do not change the default value. 1 (ON) —...
  • Page 35 Installer setting at variance with default value First Second Default code code Setting name Date Value Date Value value Range Step Unit Automatic temperature compensation Leaving water temperature compensation value –2~2 °C Domestic hot water tank compensation value –5~5 °C Thermo ON/OFF admission –5~5 °C...

  • Page 36: Final Check And Test Run

    Temperature read-out mode INAL CHECK AND TEST RUN On the remote controller, the actual temperatures can be displayed. Push and hold the ba button for 5 seconds. Final check The leaving water temperature is displayed (icons l and = and é are blinking). Before switching on the unit, read the following: ■...

  • Page 37: Maintenance And Service

    field wiring have to be carried out Water filter at regular intervals. Clean the water filter. This maintenance should be carried out by your local Daikin technician. Charging and vacuuming ■ When charging, recovery and vacuuming the R134a circuit is...

  • Page 38: Opening The Unit

    Opening the unit General symptoms ■ To facilitate access to the air Symptom 1: The unit is turned on (y LED is lit) but the unit is not purge valve, thermal cut-out, heating as expected 3-way valve, thermistors, field wiring duct, ..., OSSIBLE CAUSES...

  • Page 39: Error Codes

    n " when pressing Symptom 5: The user interface displays "n Error certain buttons code Failure cause Corrective action Low pressure error (B1PL) • Check wiring connections on OSSIBLE CAUSES ORRECTIVE ACTION outdoor unit and indoor unit. The current permission level is set to Change the "user permission level"...

  • Page 40: Unit Specifications

    NIT SPECIFICATIONS Technical specifications Nominal capacity (kW) 11.2 11.2 Casing material Pre-coated sheet metal Pre-coated sheet metal Pre-coated sheet metal Dimensions H x W x D (mm) 705 x 600 x 695 705 x 600 x 695 705 x 600 x 695 Weight •...

  • Page 41: Annex

    NNEX General overview and guide to start up the unit Space heating Push the b button Temperature set point "n" start blinking You selected remote You selected leaving controller room water control operation temperature Room [8-00]=0 (page thermostat operation? temperature [8-00]=1, default (page You selected multiple...
  • Page 42 Domestic water heating Yes Normal domestic hot water operation? Forced operation Storage operation? Automatic? Storage function Reheat function Reheat minimum Disinfection function Manual storage Automatic storage set point [b-02]? temperature [b-00] [4-00] (default) function Reheat maximum temperature [b-01] Storage set Disinfection set point Automatic point [b-03]...
  • Page 43 Simultaneous demand of space heating and domestic water heating Simultaneous Normal operation request space space heating or heating and domestic water domestic water heating heating? Yes (1) Domestic hot water production will start Domestic hot water Domestic hot water temperature reached production will A=minimum ([b-01];...
  • Page 44 NOTES...
  • Page 45 NOTES...
  • Page 46 NOTES...
  • Page 47 OTES...
  • Page 48 4PW60970-1B...

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