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INSTALLATION MANUAL

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1. 1 Outdoor unit 10 Booster heater 2 Indoor unit 11 Heat exchanger coil 3 Heat exchanger 12 Sanitary water tank 4 Pump 13 Motorised 2 way valve 5 Shut off valve field supply 6 Collector field supply FCU1 3 Fan coil unit field supply 7 Shut off valve FHL1 3 Floor heating loop 8 Motorised 3 way valve field supply field supply T Room thermostat with cooling heating switch field supply Pump operation and space heating and cooling According to the season the customer will select cooling or heating on the room thermostat T This selection is not possible by operating the user interface When space cooling heating is requested by the room thermostat T the pump will start operating and the indoor unit 2 will switch to cooling mode heating mode The outdoor unit 1 will start operating to achieve the target leaving cold hot water temperature In case of cooling mode the motorised 2 way valve 13 will close as to prevent cold water running through the floor heating loops FHL A Make sure to connect the thermostat wires to the correct terminals see Connection of the thermostat cable on page 16 and to configure the DIP switch toggle switches correctly see Room thermostat installation configuration Sanitary heating Sanitary water heating is as described under Application 2 on page 4 Application 4 Space cooling and heat
2. Dimensions vp Unen 152 1 o ORT Uu ho fau cee yr S 1 Female BSP DEP Male _____ 3 4 5 6 7 487 1 Hole for power supply 4 Refrigerant liquid cables connection 2 Hole for thermistor cable 5 Refrigerant gas to sanitary water tank connection Required service space 3 Water inlet connection Water outlet connection Drain socket Setup 1 2200 2400 Setup 2 2350 2200 EKHBH X007A EKSWW150 300V3 Z2 DAIKIN Installation manual Indoor unit for air to water heat pump and sanitary warm water tank for air to water heat pump system 4PW30818 1 EKHBH heating only model 1 Hole for power supply 4 Refrigerant gas Required service space cables connection Water inlet connection 5 Drain of the pressure 3 Refrigerant liquid relist valve connection 6 Water outlet connection 7 Hole for thermistor cable to sanitary water tank 2200 Inspecting handling and unpacking the unit W The indoor unit is packed in a cardboard box fixed by straps on a wooden pallet At delivery the unit should be checked and any damage should be reported immediately to the carrier claims agent Check if all indoor unit accessories see Accessories on page 3 are enclosed W Bring the unit as close as possible to its final installation position in its original pa
3. 3 Mount the prewired contactor K3M and circuit breaker F2B The contactor should be fixed with the two screws supplied The indoor unit should be configured by the installer to match the installation environment outdoor climate installed options etc and 4 Connectthe loose ends of the contactor to terminal 7 and 8 on user expertise the terminal block and the connector in the socket X13A on the PCB A It is important that all information in this chapter is read in th ket X9A h sequentially by the installer and that the system is 5 Plug the thermistor cable connector in the socket X9A on the configured as applicable PCB 6 Connect the booster heater power supply and thermal protection cable field supply to terminal 7 8 21 22 and earth on DIP switch settings overview terminal block DIP switch SS2 is located on the switch box PCB see Switch box 7 Connect the booster heater power supply cable to the circuit main components on page 8 and allows configuration of sanitary breaker F2B and earthing screw water tank installation room thermostat connection and pump 8 Fix the cables to the cable tie mountings with cable ties to operation ensure strain relief A Switch off the power supply before opening the switch box 9 Set DIP switch SS2 2 on the PCB to ON See DIP switch service panel and making any changes to the DIP switch settings overview on
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5. The space heating priority temperature field settings apply to operation of the 3 way valve and the booster heater in the sanitary water tank When the space heating priority function is enabled it is assured that the full capacity of the heat pump is used for space heating only when the outdoor temperature equals or drops below the specified space heating priority temperature i e low outdoor temperature In this case the sanitary water will only be heated by the booster heater W 5 02 Space heating priority status specifies whether space heating priority is enabled 1 or disabled 0 5 03 Space heating priority temperature outdoor temperature below which the sanitary water will be heated by the booster heater only i e low outdoor temperature W 5 04 Set point correction for sanitary water temperature set point correction for the desired sanitary water temperature to be applied at low outdoor temperature when space heating priority is enabled The corrected higher set point will make sure that the total heat capacity of the water in the tank remains approximately unchanged by compensating for the colder bottom water layer of the tank because the heat exchanger coil is not operational with a warmer top layer 6 DT for sanitary water heating Applies only to installations with a sanitary water tank The DT delta temperature for sanitary water heating field settings determine the temperatures at
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7. 1 Connect the water supply to the drain and fill valve see Main components on page 7 2 Fill with water until the manometer indicates a pressure of approximately 2 0 bar Remove air in the circuit as much as possible using the air purge valves NOTE EB During filling it might not be possible to remove all qu air in the system Remaining air will be removed through the automatic air purge valves during first operating hours of the system Additional filling with water afterwards might be required The water pressure indicated on the manometer will vary depending on the water temperature higher pressure at higher water temperature However at all times water pressure should remain above 0 3 bar to avoid air entering the circuit W The unit might dispose some excessive water through the pressure relief valve Piping insulation The complete water circuit inclusive all piping must be insulated to prevent condensation during cooling operation and reduction of the cooling and heating capacity Field wiring A WARNING Switch off the power supply before making any connections Allfield wiring and components must be installed by a licensed electrician and must comply with relevant European and national regulations W The field wiring must be carried out in accordance with the wiring diagram supplied with the unit and the instructions given below W Be sure to use a dedicated power supply
8. Too much heat pump capacity is used for heating sanitary water applies only to installations with a sanitary water tank Check that the space heating priority temperature field settings are configured appropriately Make sure that the space heating priority status field setting 5 02 is enabled Raise the space heating priority temperature field setting 5 03 to activate booster heater operation at a higher outdoor temperature EKHBH X007A EKSWW150 300V3 Z2 DAIKIN Indoor unit for air to water heat pump and sanitary warm water tank for air to water heat pump system 4PW30818 1 Installation manual 27 Error codes Error code Failure cause Corrective action an i F3 Too high discharge temperature Clean the outdoor coil If the coil When a safety device is activated the user interface LED will be 6 9 due to outdoor coil is clean your loca flashing and an error code will be displayed blockage Daikin dealer A list of all errors and corrective actions can be found in the table F6 Too high condensing pressure Clean the outdoor coil If the coil below during cooling e g due to is clean contact your loca outdoor coil blocked by dirt Daikin dealer Reset the safety by turning the unit OFF and back ON by pushing Too high condensing pressure Check that the unit is operating user interface ewe button
9. Never use a power supply shared by another appliance Be sure to establish an earth Do not earth the unit to a utility pipe surge absorber or telephone earth Incomplete earth may cause electrical shock EB Be sure to install an earth leakage protector Failure to do so may cause electrical shock EKHBH X007A EKSWW150 300V3 Z2 DAIKIN Installation manual Indoor unit for air to water heat pump and sanitary warm water tank for air to water heat pump system 1 3 4PW30818 1 Overview The illustration below gives an overview of the required field wiring between several parts of the installation Refer also to Typical application examples on page 3 AIA 3 way valve for sanitary water tank field supply optional A Dedicated power supply F for outdoor unit backup heater and booster neater optiona G 2 way valve for cooling Outdoor unit mode field supply B optional Cc Backup heater H Sanitary water tank D Indoor unit optional E Booster heater optional Room thermostat field 1 supply optional Required number of Maximum Description conductors running current 1 Power supply cable for outdoor 2 GND a unit 2 Indoor unit power supply and 3 GND b communication cable 3 Power supply cable for backup 2 GND or c heater 3 GND 4 Room thermostat cable 3or4 100 mA 5 3 way valve control cable 24 GND 100 mA 6 2 way valve control cable 2 GND 100 mA 7 Booster heater power su
10. lt 2801 gt 2801 Actions required pre pressure must be decreased calculate according to Calculating the pre pressure of the expansion vessel check if the water volume is lower than maximum allowed water volume use graph below No pre pressure adjustment Sem required Actions required pre pressure must be increased calculate according to 7m Calculating the pre pressure of the expansion vessel check if the water volume is lower than maximum allowed water volume use graph below Expansion vessel of the unit too small for the installation a Installation height difference height difference m between the highest point of the water circuit and the indoor unit If the indoor unit is located at the highest point of the installation the installation height is considered 0 m Calculating the pre pressure of the expansion vessel The pre pressure Pg to be set depends on the maximum installation height difference H and is calculated as below Pg H 10 0 3 bar Checking the maximum allowed water volume To determine the maximum allowed water volume in the entire circuit proceed as follows 1 Determine for the calculated pre pressure Pg the corresponding maximum water volume using the graph below 2 Check that the total water volume in the entire water circuit is lower than this value If this is not the case the expansion vessel inside the indoor unit is too small f
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13. Heating contact L N 230V AC a The pump will stop when space heating cooling is turned off or when the water reaches the desired water temperature as set on the user interface With space heating cooling turned on the pump will then run every 5 minutes during 3 minutes to check the water temperature Pump operation configuration NOTE To set the pump speed refer to Setting the pump 4 speed on 21 Without room thermostat When no thermostat is connected to the indoor unit pump operation will be determined by the leaving water temperature To force continuous pump operation when no room thermostat is connected do the following settoggle switch SS2 3 to ON short circuit the terminal numbers 23 17 13 on the terminal block in the switch box With room thermostat When a thermostat is connected to the indoor unit the pump will operate continuously whenever there is heating or cooling demand requested by the thermostat Sanitary water tank installation configuration When no sanitary water tank is installed toggle switch SS2 2 should be set to OFF 4321 default xi W When a sanitary water tank is installed u toggle switch SS2 2 should be set to ON 43 1 z Pre operation checks Checks before initial start up A Switch off the power supply before making any connections After the installation of the unit check t
14. Technical specifications on page 29 Installation manual DAIKIN EKHBH X007A EKSWW150 300V3 Z2 2 Indoor unit for air to water heat pump and sanitary warm water tank for air to water heat pump system 4PW30818 1 ACCESSORIES Accessories supplied with the indoor unit Installation manual Operation manual Shut off valve Wall mounting bracket Wiring diagram sticker inside indoor unit cover Drain pan and fixing screws Am only for EKHBX models Indoor unit cover fixing screw nylon washer Accessories supplied with the sanitary water tank optional Thermistor connection wire 12 m gt Thermistor socket Prewired contactor and circuit breaker assembly TYPICAL APPLICATION EXAMPLES A When the attherma spain System is used in series with another heat source e g gas boiler it shall be made sure that the return water temperature to the heat exchanger does not exceed 55 C Daikin shall not be held liable for any damage resulting from not observing this rule The application examples given below are for illustration purposes only Application 1 Space heating only application with a room thermostat connected to the indoor unit AIA 7 FHL1 FHL2 FHL3 1 Outdoor unit 6 Collec
15. User set point as set on the user interface TA Ambient outdoor temperature Space heating priority EKHBH X007A EKSWW150 300V3 Z2 DAIKIN Installation manual Indoor unit for air to water heat pump and sanitary warm water tank for air to water heat pump system 23 4PW30818 1 7 Sanitary water step length Applies only to installations with a sanitary water tank When the sanitary water is heated and the sanitary water set point temperate as set by the user has been reached the booster heater will continue to heat the sanitary water to a temperature a few degrees above the set point temperature i e the booster heater OFF temperature These extra degrees are specified by the sanitary water step length field setting Correct setting prevents the booster heater from repeatedly turning on and off i e chattering to maintain the sanitary water set point temperature Note the booster heater will turn back on when the sanitary water temperature drops 2 C fixed value below the booster heater OFF temperature NOTE If the schedule timer for booster heater see the qu operation manual is active the booster heater will only operate if allowed by this schedule timer Wi 7 00 Sanitary water step length temperature difference above the sanitary water set point temperature before the booster heater is turned off Tsww TBH 73 4 71 17 Ty 70 60 4 max 50 d L
16. adjust buttons OTIMER A OTIMER operable Ly Inspection test E operation button operable 1 Weather dependent set point heating operation only The weather dependent set point field settings define the parameters for the weather dependent operation of the unit When weather dependent operation is active the water temperature is determined automatically depending on the outdoor temperature colder outdoor temperatures will result in warmer water and vice versa During weather dependent operation the user has the possibility to shift up or down the target water temperature by a maximum of 5 C See the operation manual for more details on weather dependent operation 1 00 Low ambient temperature Lo A low outdoor temperature E 1 01 High ambient temperature Hi A high outdoor temperature E 1 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 Note that the Lo Ti value should be higher than Hi Ti as for colder outdoor temperatures i e Lo A warmer water is required Wi 1 03 Set point at high ambient temperature Hi Ti the target outgoing water temperature when the outdoor temperature equals or rises above the high ambient temperature Hi A Note that the Hi Ti value should be ower than Lo Ti as for warmer outdoor temperatures i e Hi A less warm water suffic
17. are equipped with 2 holes at the bottom outer edges of the frame Insert a 2 mm washer field supply between wall and frame to postion the unit vertically level amd For heating cooling models it is necessary to install the drain pan see Accessories on page 3 During cooling operation water vapour humidity in the air might condense to liquid and collect on the cold refrigerant and water pipes This water is collected in the drain pan which should be connected to a drain For transportation the drain pan is mounted at the back of the unit To remove it proceed as follows 1 Remove tape and remove the screw that fixes the drain pan bracket L shaped to the unit Keep this screw for reuse when installing the drain pan 2 Remove the transport beam from the drain pan by removing the two screws at the back Keep both screws for reuse when installing the drain pan To install the drain pan proceed as follows 1 Fixthe drain pan to the two back frame tabs The two required Screws are already screwed in the drain pan bottom at delivery 2 Fix the drain pan bracket L shaped to the front frame of the indoor unit with the recuperated screw 3 Fixa suitable drain hose to the drain socket 4 Position the pressure relief valve hose end in the drain pan EKHBH X00
18. change over operation EKHBH X007A EKSWW150 300V3 Z2 DAIKIN Installation manual Indoor unit for air to water heat pump and sanitary warm water tank for air to water heat pump system 1 9 4PW30818 1 The following table summarizes the required configuration and thermostat wiring at the terminal block in the switch box Pump operation is listed in the third column The three last columns indicate whether the following functionality is available on the user interface UI or handled by the thermostat T space heating or cooling on off aem e heating cooling changeover 3 5 heating and cooling schedule timers D8 Pump operation as we Of determined by UI UI Ul leaving water Thermostat Configuration SS2 3 OFF wiring non No thermostat temperature 8 Terminal block 23 17 15 13 552 3 ON onwhenspace UI Ul Ul Pring heating or gt cooling is on Terminal block este a HCLN 23 17 15 13 Heating only 552 3 ON on when T thermostat heating request b Terminal block m y HCLN thermostat 23 17 15 13 th Thermostat with 552 3 ON on when T T heating cooling NE heating switch request or Terminal block cooling request HCLN by room 23 1513 thermostat HC th th Thermostat contact C Cooling contact H
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20. water pressure in the water circuit gt 3 bar Thermal protector backup heater The backup heater is equipped with a thermal protector The thermal protector is activated when the temperature becomes too high When activated the white nipple juts out Press inwards to reset Temperature sensors Three temperature sensors determine the water temperature at various points in the water circuit Flow switch The flow switch checks the flow in the water circuit and protects the heat exchanger against freezing and the pump against damage Shut off valves accessory not shown The shut off valves on the water inlet connection and water outlet connection allow isolation of the indoor unit water circuit side from the residential water circuit side This facilitates draining and filter replacement of the indoor unit EKHBH X007A EKSWW150 300V3 Z2 Indoor unit for air to water heat pump and sanitary warm water tank for air to water heat pump system 4PW30818 1 DAIKIN Installation manual 7 Switch box main components Functional diagram 10 10 000 000 Q amp E 00000 K1M K3M 000 elele o0 X13A Bc SS2N O0
21. 0 000 0000000 Ode j 1 js 10121414 182d2223 r3 X9A C31 C3 C31 25 F1B Backup heater contactors K1M and K2M Booster heater contactor K3M only for installations with sanitary water tank Main PCB The main PCB Printed Circuit Board controls the functioning of the unit X13A socket The X13A socket receives the K3M connector only for installations with sanitary water tank DIP switch SS2 The DIP switch SS2 provides 4 toggle switches to configure certain installation parameters See DIP switch settings overview on page 19 X9A socket The X9A socket receives the thermistor connector only for installations with sanitary water tank Backup heater circuit breaker The circuit breaker protects the backup heater electrical circuit against overload or short circuit Booster heater circuit breaker only for installations with sanitary water tank The circuit breaker pr
22. 1 55 kg 70 kg 1 MBSP hose nipple 6 4 mm 1 4 inch 15 9 mm 5 8 inch 101 3 bar water cooled 3 27 dBA 21 3 bar 30 55 C 20 25 C 15 35 a Nominal cooling capacities are based on the following Eurovent conditions 12 C 7 C 30 C 35 C evaporator condenser b Nominal heating capacities are based on the following Eurovent conditions ambient 7 C DB 6 C WB condenser 30 C 35 C c MBSP Male British Standard Pipe d At 1 in front of the unit free field condition e Down to 20 C by booster heater and up to 43 C by booster heater Electrical specifications Heating cooling models EKHBX Heating only models EKHBH Standard unit power supply via outdoor unit Power supply Nominal running current 230 V 50 Hz 1P See outdoor unit installation manual Backup heater Power supply Maximum running current See Connection of the backup heater power supply on page 16 See Connection of the backup heater power supply on page 16 Option sanitary water tank with booster heater Power supply Nominal running current See Sanitary water tank specifications optional on page 29 See Sanitary water tank specifications optional on page 29 Sanitary water tank specifications optional EKSWW150V3 EKSWW200V3 EKSWW200Z2 EKSWW300V3 EKSWW300Z2 Volume 1501 200 200 300 300 Overall dimension
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24. 2 times or by pushing the sanitary water during cooling e g due to unit within its operating range refer heating A button 2 times operating outside its operating to Technical specifications on range page 29 Error ER Hi a um igh pressure failure due to unit Check that the unit is operating code Fallure cause Corrective action operating outside its operating within its operating range refer 8i Outlet water temperature Contact your local Daikin dealer range to Technical specifications on thermistor failure outlet water page 29 mperaturi nsor broken Um temperature Sensor broken Ho Voltage and current sensor Contact your local Daikin dealer 88 Water heat exchanger freeze up Refer to error code 7H failure sensor broken failure due water flow too low HE Compressor start up failure Check that the compressor relay Water heat exchanger freeze up Contact your local Daikin dealer compressor or PCB is not broken failure due to refrigerant Check that the supply voltage is not 9 too low shortage Check that the refrigerant stop valves h i A JH Flow failure water flow too low Check that all shut off valves of the ende pupoorunitare open or no water flow at all minimum water circuit are completely open H8 CT failure Contact your local Daikin dealer required water flow is 9 l min Check if the water filter needs a cleaning dei d H8 Outdoor temperature thermistor Contact your local Daikin dealer Make sur
25. 6T1 6 kW 3x230V EKHB 007A9T1 9 kW 3x230V NS OOR i QUA E UD lt gt Q Heat pump capacity Required heating capacity site dependent Additional heating capacity provided by the backup heater A Equilibriumtemperature can be set through the user interface refer to Field settings on page 21 Ta Ambient outdoor temperature Pu Heating capacity Sanitary water tank option An optional EKSWW sanitary water tank with integrated 3kW electrical booster heater can be connected to the indoor unit The sanitary water tank is available in three sizes 150 200 and 300 litre All models can be floor mounted while the 150 litre model can be wall mounted as well via option kit EKWBSWW150 Scope of this manual This installation manual describes the procedures for unpacking installing and connecting all EKHBH X indoor unit models and the optional EKSWW sanitary water tanks NOTE Installation of the ERYQ heat pump outdoor is qu described in the outdoor unit installation manual Operation of the indoor unit is described in the indoor unit operation manual Model identification Backup heater nominal voltage 1P 230 V W1 3P N 400 V T1 3P 230 V Backup heater capacity kW Series Indication of heating cooling capacity KW 9 X heating and cooling H heating only Hydro Box European Kit a For exact values refer to
26. 7A EKSWW150 300V3 Z2 DAIKIN Installation manual Indoor unit for air to water heat pump and sanitary warm water tank for air to water heat pump system 1 1 4PW30818 1 Refrigerant pipework For all guidelines instructions and specifications regarding refrigerant pipework between the indoor unit and the outdoor unit please refer to the outdoor unit installation manual The location of the gas pipe and liquid pipe on the indoor unit is shown under Main components on page 7 Refrigerant piping specifications Indoor unit Outdoor unit Gas pipe outer diameter 15 9 mm 15 9 mm 5 8 inch 5 8 inch Liquid pipe outer diameter 6 4mm 6 4mm 1 4 inch 1 4 inch Water pipework Checking the water circuit The units are equipped with a water inlet and water outlet for connection to a water circuit This circuit must be provided by a licensed technician and must comply with all relevant European and national regulations A The unit is only to be used in a closed water system Application in an open water circuit can lead to excessive corrosion of the water piping Before continuing the installation of the unit check the following points W Two shut off valves are delivered with the unit To facilitate service and maintenance install one at the water inlet and one at the water outlet of the indoor unit B Drain taps must be provided at all low points of the system to permit complete drain
27. 9 01 Heating set point lower limit minimum leaving water temperature for heating operation 9 02 Cooling set point upper limit maximum leaving water temperature for cooling operation 9 03 Cooling set point lower limit minimum leaving water temperature for cooling operation Installation manual DAIKIN EKHBH X007A EKSWW150 300V3 Z2 2 4 Indoor unit for air to water heat pump and sanitary warm water tank for air to water heat pump system 4PW30818 1 Field settings table Installer setting at variance with default value First Second code code Setting name Date Value Date Value 0 User permission level 00 User permission level 3 2 3 1 1 Weather dependent set point 00 Low ambient temperature Lo A 10 20 5 1 C 01 High ambient temperature Hi A 15 10 20 1 C 02 Set point at low ambient temperature Lo TI 40 25 55 1 C 03 Set point at high ambient temperature Hi TI 25 25 55 1 C 2 Disinfection function 00 Operation interval Mon Sun Fri EN All 01 Status 1 ON 0 1 02 Start time 23 00 0 00 23 00 1 00 hour 03 Set point 70 40 80 5 C 04 Interval 10 5 60 5 min 3 Auto restart 00 Status 0 ON 0 1 4 Backup heater operation 00 Status 1 ON 0 1 5 Equilibrium temperature and space heating priority temperature 00 Equilibrium temperature status 1 ON 0 1 01 Equi
28. Jen Anjnny ejje iuoorsyeJepjep qejuun 02 eAe zi es eu ne1deu af ep efjwe zi 6 ISiijaigmmnan 39 AOHZ 3IN3SYTHM 39 vriovsv Dad 5 TIGLY 39 VIVA DIS S3LDILLILV 39 3 8191381032 VE BMhIVd 39 NOOISLVYV DI30SnAVISVA 39 ILSONGVTXS O VAVEZI 39 31V LINSO3NO2 30 31 vuv 1230 39 I9 0Nd09Z Vr2 Viv DI3Q 39 1VZOX1V 1AN 193S0 1313393 39 ILSONSGVIMSN O WAVEZI 39 9002 U9JE N JO 151 pueiso eoueunssy Arend 10 9810 ewo our QWA VND 1550 CHETB0Z LE6P L6IMNIOUM IELIL nje2ypie no jeyuuojuoo UI WWM ep Anizod ajeroeide 15 62032 L NIMIVO G10 39 L NDIVC efonasuoo ep NESO eyrqers 10 89 PION OW3IVnO LGe 0 rec 80e 661 69 N3 OH 96Zp kuido eumdifzod cz0 32 1 NDITIQI 610 321 euffoynnsuoy 2 08 2 stupobz seem uuezs ugnyysnuey 1550 6752802 66 160 95 9 ze isejojbou e eyjoze vay Ze ueldeje sotoynusuoy yezsnu GZ0 4O NIJINO SLO 4OL NDIIVA Ze sezfBelbe 9j OW3 VRO LGS0 CpGca0C 661 1693 0 0 62b EWG VIa po ouefuefioo ouod 162042 L NDITNQ S10 39 L NDIQ floyngsuoy foyguya o iosyojeq n al oye 1590 0 2560 260 0 s A vay 0095
29. Olu Uiors oup arl IsAMYUQ E 0 ejsenb guapa e Ino 1yooasedde 6 ayo eyyiqesuodsay eudoid e ojos CD 90 uoioejejoop e eroua18j81 anb e odinbe je enb pepiiqesuodsai eoiun ns ofeg 60 Gunean doseem nnjejedde enersnjoxe do 102914 Epe GD p Jepep ajuasaid ej ed asi jueuiedinb enb ayjiqesuodsal ajnas es snos oJejoap 0 jsrjuuunseq asap erp nj Bunjsrusny ssep auras ne yea Ca 20 uone erop SIU uou jueuudinbe eu iyloisuodseu ejos sy Jepun N N edouna INIUY DIB3ASLILIWHO3NOO 39 31IINHO3NO9 3Q NOILVHY 1930 39 SONNY THYSSLY LINYOANOY 39 ALIIWHO3NO9 30 NOILVHY 1940 39 ZSHZU OdOIWWAZ HZUVHV 39 VLIWO3NOO IO 3NOIZVBVIHOIG 30 QVGINYOINOO 3G NOIVYV 1230 39 EKHBH007A EKSWW150V3 EKHBX007A EKSWW200V3 EKSWW200Z2 EKSWW300V3 EKSWW300Z2 CONTE NTS Page Introduction mmm Ar 2 General information Scope of this manual Model identification ACCOSSOT OS ero obedit n et ee det ete de ust ret Accessories supplied with the indoor unit nennen ennen eenen 3 Accessories supplied with the sanitary water tank optional 3 Typical application examples see 3 Appl
30. RL Tu on 41 377 40 4 30 4 20 Ty 70 C 7 00 3 C BH 104 6 01 2 C 6 00 7 C 0 t BH Booster heater HP Heat pump If heating up time by the heat pump takes too long auxiliary heating by the booster heater can take place TBH OFF Booster heater OFF temperature Ty 7 00 U TBH Booster heater ON temperature Tgp ofr 2 C ol THP Maximum heat pump temperature at sensor in sanitary water tank 50 C THP OFF Heat pump OFF temperature Typ max 6 01 THP ON Heat pump ON temperature Typ orr 6 00 Tsww Sanitary water temperature Ty User set point temperature as set on the user interface t Time 8 Sanitary water heating mode timer Applies only to installations with a sanitary water tank The sanitary water heating mode timer field settings defines the minimum and maximum sanitary water heating times and minimum time between two sanitary water heating cycli 8 00 Minimum running time specifies the minimum time period during which sanitary water heating should be activated even when the target sanitary water temperature has already been reached W 8 01 Maximum running time specifies the maximum time period during which sanitary water heating can be activated even when the target sanitary water temperature has not yet been reached Note that when the unit is configured to work with a room thermostat refer to Room thermostat inst
31. V3 6 kW 1x230V 26A EKHB 00 A6W1 6 kW 3x400V 8 6A EKHB 00 A9W1 9 kW 3x400V 13A EKHB 00 A6T1 6 kW 3x230V 15A EKHB 00 A9T1 9 kW 3x230V 23A Procedure 1 Using the appropriate cable connect the power circuit to the main circuit breaker as shown on the wiring diagram and the illustration below 2 Connect the earth conductor yellow green to the earthing Screw on the switch box mounting plate 3 Fixthe cable with cable ties to the cable tie mountings to ensure strain relief Note only relevant field wiring is shown 3 phase backup heater is shown Connection of the sanitary water tank field wiring optional Refer to Sanitary water tank optional on page 17 for wiring details Connection of the thermostat cable Connection of the thermostat cable depends on the application See also Ty
32. WW150 300V3 Z2 Indoor unit for air to water heat pump and sanitary warm water tank for air to water heat pump system 4PW30818 1 DAIKIN Installation manual 1 INTRODUCTION General information Thank you for purchasing this s park n indoor unit The indoor unit is the indoor part of the reversible air to water Daikin ERYQ heat pumps These units are designed for wall mounted indoor installation and used for both heating and cooling applications The units can be combined with Daikin fan coil units floor heating applications low temperature radiators and sanitary water heating applications Heating cooling units and heating only units The attherma spakin indoor unit range consists of two main versions a heating cooling EKHBX version and a heating only EKHBH version Both versions are delivered with an integrated backup heater for additional heating capacity during cold outdoor temperatures The backup heater also serves as a backup in case of malfunctioning of the outdoor unit The backup heater models are available for a heating capacity of 3 6 and 9 kW and depending on the heating capacity for three different power supply specifications Backup heater Indoor unit model Backup heater capacity nominal voltage EKHB 007A3V3 3 kW 1 x230 V EKHB 007A6V3 6 kW 1 x230 V EKHB 007A6W1 6 kW 3x400V EKHB 007A9W1 9 kW 3x400V N EKHB 007A
33. age of the circuit during maintenance Two drain valves are provided to drain the water from the indoor unit water system B Air vents must be provided at all high points of the system The vents should be located at points which are easily accessible for servicing An automatic air purge is provided inside the indoor unit Check that this air purge valve is not tightened too much so that automatic release of air in the water circuit remains possi ble care that the components installed in the field piping can withstand the water pressure Checking the water volume and expansion vessel pre pressure The unit is equipped with an expansion vessel of 10 litre which has a default pre pressure of 1 bar To assure proper operation of the unit the pre pressure of the expansion vessel might need to be adjusted and the minimum and maximum water volume must be checked 1 Check that the total water volume in the installation is 101 minimum In most air conditioning applications this minimum water volume will have a satisfying result In critical processes or in rooms with a high heat load though extra water volume might be required 2 Using the table below determine if the expansion vessel pre pressure requires adjustment 3 Using the table and instructions below determine if the total water volume in the installation is below the maximum allowed water volume Installation Water volume height difference
34. all power supply cables thermostat cable optional 3 way valve cable optional and 5 2 way valve cable optional zs use the second hole 2 for the thermistor cable to sanitary B a i E EM water tank optional B an 552 a eeeeeeeee E oo DD 05 monoolo O e ie OJOJOJO O O 21912 91 2 2an Q CHT 8 10 12 14 16 18 20 221231 jj X9A 1 E33 euis a 8 lo 9 T ES 19 10 11 aun A 123 EKHBH X007A EKSWW150 300V3 Z2 DAIKIN Installation manual Indoor unit for air to water heat pump and sanitary warm water tank for air to water heat pump system 1 5 4PW30818 1 Connection of the backup heater power supply Power circuit and cable requirements A EB sure to use a dedicated power circuit for the backup heater Never use a power circuit shared by another appliance Use one and same dedicated power supply for the outdoor unit indoor unit backup heater and booster heater sanitary water tank This power circuit must be protected with the required safety devices according to local and national regulations Select the power cable in accordance with relevant local and national regulations For the maximum running current of the backup heater refer to the table below Backup heater Backup heater Maximum Indoor unit model capacity nominal voltage running current EKHB 00 A3V3 3kW 1x230V 13A EKHB 00 A6
35. allation configuration on page 19 the maximum running timer will only be taken into account when there is a request for space cooling or space heating When there is no request for room cooling or room heating sanitary water heating by the heat pump will continue until the heat pump OFF temperature see field settings 5 is reached When no room thermostat is installed the timer is always taken into account 8 02 Anti recycling time specifies the minimum required interval between two sanitary water heating cycli f 8 01 8 02 1 Sanitary water heating I active 0 not active 2 Hot water request I request 0 no request t Time 9 Cooling and heating set points The purpose of this field setting is to prevent the user from selecting a wrong i e too hot or too cold leaving water temperature Thereto the heating temperature set point range and the cooling temperature set point range available to the user can be configured A B Incase of a floor heating application it is important to limit the maximum leaving water temperature at heating operation according to the specifications of the floor heating installation B Incase of a floor cooling application it is important to limit the minimum leaving water temperature at cooling operation to 16 C to prevent condensation on the floor 9 00 Heating set point upper limit maximum leaving water temperature for heating operation
36. as activated stop the unit and find out why the safety device was activated before resetting it Under no circumstances safety devices may be bridged or changed to a value other than the factory setting If the cause of the problem cannot be found call your local Daikin dealer General symptoms Symptom 1 The unit is turned on LED is lit but the unit is not heating or cooling as expected POSSIBLE CAUSES CORRECTIVE ACTION The temperature setting is not correct Check the controller set point Check that all shut off valves of the water circuit are completely open Check if the water filter needs cleaning Make sure there is no air in the system purge air Check on the manometer that there is sufficient water pressure The water pressure must be gt 0 3 bar water is cold gt gt 0 3 bar water is hot Check that the pump speed setting is on the highest speed III Make sure that the expansion vessel is not broken Checkthatthe resistance in the water circuit is not too high for the pump refer to Setting the pump speed on page 21 The water flow is too low Make sure that the water volume in the installation is above the minimum required value refer to Checking the water volume and expansion The water volume in the installation is too low vessel pre pressure on page 12 Symptom 2 The unit is turned on but the compressor is not starting space heati
37. ation guidelines on 2 Pressure relief valve connection page 18 regarding pipe size to use 3 Electrical box 4 Return outlet connection see also Installation guidelines on page 18 regarding pipe size to use 4 Electrical box lid 5 Cold water connection 5 Booster heater 6 Threaded thermistor hole Sanitary water tank model 7 Flow inlet connection EKSWW150V3 900 8 Heat exchanger coil EKSWWO200V3 Z2 1150 9 Return outlet connection EKSWW300V3 Z2 1600 10 Cold water connection EKHBH X007A EKSWW150 300V3 Z2 DAIKIN Installation manual Indoor unit for air to water heat pump and sanitary warm water tank for air to water heat pump system 1 7 4PW30818 1 Installation guidelines Field wiring Keep in mind the following guidelines when installing the sanitary water tank The installation location is frost free B sure to make the piping in size 1 or more and reduce to 3 4 at the inlet of the tank as to have sufficient water volume in the piping between indoor unit and sanitary water tank Locate the sanitary water tank in a suitable position to facilitate easy of maintenance remember access is required to the electrical box B Provide a connection for the pressure relief valve blow off and drain The sanitary water tank model EKSWW150V3 22 can be floor wall mounted In case of wall mounting wall mounting kit EKWBSWW150 is required separate ordering Installing the sanitary water ta
38. ckage in order to prevent damage during transport W The indoor unit weights approximately 55 65 kg and should be Setup 1 200 lifted by two persons using the four lifting handles provided Setup 2 2350 2200 Do not grasp the switch box to lift the unit Two lifting Dimensions handles are provided behind the switch box AAA ff AAA 895 600 431 Ff o Installation manual DAIKIN EKHBH X007A EKSWW150 300V3 Z2 1 0 Indoor unit for air to water heat pump and sanitary warm water tank for air to water heat pump system 4PW30818 1 Mounting the indoor unit Installation of the drain pan only for EKHBX models A The weight of the indoor unit is approximately 55 65 kg Two persons are required to mount the unit 1 Fix the wall mounting bracket to the wall using appropriate plugs and screws Make sure the wall mounting bracket is completely level Pay special attention to this when installing an EKHBX model to pre vent overflow of the drain pan 2 the indoor unit on the wall mounting bracket 3 Fix the indoor unit at the bottom side using appropriate plugs and screws To do so the EKHBX models are equipped with 1 fixing hole at the bottom centre of the frame EKHBH models
39. done by the user interface on the indoor unit OVERVIEW OF THE INDOOR UNIT Opening the indoor unit W The front flap on the indoor unit cover gives access to the manometer and user interface and is equipped with a push lock System Push to open the front flap B The indoor unit cover can be removed by removing the 2 side screws and unhitching the cover Model shown EKHBX en 26 Make sure to fix the cover with the screws and nylon washers when installing the cover screws and nylon washers are delivered as accessory A Parts inside the unit can be hot gain access to the switch box internals e g to connect the field wiring the switch box service panel can be removed Thereto loosen the two front screws and remove the switch box service panel A Switch off all power supply i e outdoor unit power supply and backup heater and sanitary water tank power supply if applicable before removing the switch box service panel Model shown EKHBX A v I Installation manual DAIKIN EKHBH X007A EKSWW150 300V3 Z2 6 Indoor unit for air to water heat pump and sanitary warm water tank for air to water heat pump system 4PW30818 1 Main components Model shown EKHBX drain pan not shown for clarity Oo n o 10 11 12 13 14 1 1 1 o m
40. e there is no air in the system failure outdoor thermistor is purge air broken Check on the manometer that there is Suinicientt water pressure The water J3 Discharge pipe thermistor failure Contact your local Daikin dealer pressure must be gt 0 3 bar water is cold gt gt 0 3 bar water is _ J5 Outdoor unit heat exchanger Contact your local Daikin dealer Check that the pump speed setting is th istor brok on the highest speed III vermis or broken or Make sure that the expansion vessel is disconnected not broken 1 T Check that the resistance in the water L3 Electric component failure Contact your local Daikin dealer ircuit is not too high for th 3 E tretet to Setting ths Sump speco di LH Electric component failure Contact your local Daikin dealer 21 7 m SI erasa up pcs e a LS Electric component failure Contact your local Daikin dealer during space heating or sanitary om heating make sure that the backup PH Electric component failure Contact your local Daikin dealer Mes oH HER A correctly ua Refrigerant failure due to Contact your local Daikin dealer refrigerant leak BH Outlet water temperature of Check that the contactor of the electric F FEE HE indoor unit too high 65 C backup heater is not short circuited ue Main circuit voltage failure Contact your local Daikin dealer Check that the outlet water thermistor Fi m m is giving the correct read out UH Communication error fai
41. e unit after a power supply failure Press the button to enable the schedule timer again EB 3 00 Status defines whether the auto restart function is turned on 0 or off 1 4 Backup heater operation The operation of the backup heater can be enabled or disabled E 4 00 Status defines whether backup heater operation is enabled 1 or disabled 0 Installation manual DAIKIN EKHBH X007A EKSWW150 300V3 Z2 22 Indoor unit for air to water heat pump and sanitary warm water tank for air to water heat pump system 4PW30818 1 5 Equilibrium temperature and space heating priority tempera ture Equilibrium temperature The equilibrium temperature field settings apply to operation of the backup heater When the equilibrium temperature function is enabled operation of the backup heater is restricted to low outdoor temperatures i e when the outdoor temperature equals or drops below the specified equilibrium temperature When the function is disabled operation of the backup heater is possible at all outdoor temperatures Enabling this function reduces the working time of the backup heater W 5 00 Equilibrium temperature status specifies whether the equilibrium temperature function is enabled 1 or disabled 0 W 5 01 Equilibrium temperature outdoor temperature below which operation of the backup heater is allowed Space heating priority temperature applies only to installations with a sanitary water tank
42. efrigerant leak call your local Daikin dealer 8 Power supply voltage Check the power supply voltage on the local supply panel The voltage must correspond to the voltage on the identification label of the unit 9 Shut off valves Make sure that the shut off valves are correctly installed and fully open Operating the system with closed valves will damage the pump Powering up the indoor unit When power supply to the indoor unit is turned on 88 is displayed on the user interface during its initialisation which might take up to 10 seconds During this process the user interface cannot be operated Setting the pump speed The pump speed can be selected on the pump see Main components on page 7 The default setting is highest speed III If the water flow in the system is too high e g noise of running water in the installation the speed can be lowered I or Il The available external static pressure ESP expressed in mH5O function of the water flow l min is shown in the graph below 0 3 7 9 11 18 15 17 19 21 23 25 27 29 31 33 35 37 39 Field settings The indoor unit should be configured by the installer to match the installation environment outdoor climate installed options etc and user demand Thereto a number of so called field settings are available These field settings are accessible and programmable through the user interface
43. ervice panel of the switch box may only be opened by a licensed electrician for maintenance purposes MAINTENANCE In order to ensure optimal availability of the unit a number of checks and inspections on the unit and the field wiring have to be carried out at regular intervals A Before carrying out maintenance or repair activity always switch off the circuit breaker on the supply panel remove the fuses or open the protection devices of the unit B Make sure that before starting any maintenance or repair activity also the power supply to the outdoor unit is switched off The described checks must be executed at least once a year 1 Water pressure Check if the water pressure is above 0 3 bar If necessary add water Water filter Clean the water filter Water pressure relief valve Check for correct operation of the pressure relief valve by turning the red knob on the valve counter clockwise B f you do not hear a clacking sound contact your local Daikin dealer n case the water keeps running out of the unit close both the water inlet and outlet shut off valves first and then contact your local Daikin dealer Sanitary water tank pressure relief valve field supply Applies only to installations with a sanitary water tank Check for correct operation of the pressure relief valve on the sanitary water tank Sanitary water tank booster heater Applies only to installations with a sanitary
44. es Lo A A TA Ti Target water temperature TA Ambient outdoor temperature Shift value Shift value 2 Disinfection function Applies only to installations with a sanitary water tank The disinfection function disinfects the sanitary water tank by periodically heating the sanitary water to a specific temperature The disinfection function field settings should be configured by the installer according to national and local regulations 2 00 Operation interval day s of the week at which the sanitary water should be heated 2 01 Status defines whether the disinfection function is turned on 1 or off 0 E 2 02 Start time time of the day at which the sanitary water should be heated B 2 03 Set point high water temperature to be reached 2 04 Interval time period defining how long the set point temperature should be maintained Tsww 00 00 01 00 22 00 23 00 24 00 t 2 02 Tsww Sanitary water temperature Ty User set point temperature as set on the user interface Ty High set point temperature 2 03 t Time 3 Auto restart When power returns after a power supply failure the auto restart function reapplies the user interface settings at the time of the power supply failure NOTE It is therefor recommended to leave the auto restart function enabled Note that with the function disabled the schedule timer will not be activated when power returns to th
45. for the indoor unit is to be provided through the outdoor unit Data communication with the outdoor unit is provided through the same cable For all guidelines and specifications regarding field wiring between the indoor unit and the outdoor unit please refer to the outdoor unit installation manual Procedure 1 Using the appropriate cable connect the power circuit to the appropriate terminals as shown on the wiring diagram and the illustration below 2 Connect the earth conductor yellow green to the earthing Screw on the switch box mounting plate 3 Fixthe cable with cable ties to the cable tie mountings to ensure strain relief Note only relevant field wiring is shown Only for EKHBH heating only models W The bottom plate of indoor unit is equipped with holes to guide Uie Enc all electrical wiring out of the unit B use both bottom left holes 1 for
46. he following before switching on the circuit breaker 1 Field wiring Make sure that the field wiring between local supply panel and indoor unit outdoor unit and indoor unit indoor unit and valves when applicable indoor unit and room thermostat when applicable and indoor unit and sanitary water tank has been carried out according to the instructions described in the chapter Field wiring on page 13 according to the wiring diagrams and according to European and national regulations 2 Fuses or protection devices Check that the fuses or the locally installed protection devices are of the size and type specified in the chapter Technical specifications on page 29 Make sure that neither a fuse nor a protection device has been bypassed 3 Earth wiring Make sure that the earth wires have been connected properly and that the earth terminals are tightened 4 Internal wiring Visually check the switch box on loose connections or damaged electrical components 5 Fixation Check that the unit is properly fixed to avoid abnormal noises and vibrations when starting up the unit Installation manual DAIKIN EKHBH X007A EKSWW150 300V3 Z2 20 Indoor unit for air to water heat pump and sanitary warm water tank for air to water heat pump system 4PW30818 1 6 Damaged equipment Check the inside of the unit on damaged components or squeezed pipes 7 Refrigerant leak Check the inside of the unit on refrigerant leakage If there is a r
47. ication 1 Fosse P added 4 Application Mee an ee LE KADERS 5 Application 4 5 Overview of the indoor unit 6 Opening the indoor unit 6 Main components LY Switch box main components nanne eneen eveneens venveneenen vervent 8 Functional maare erinnern EEE 8 Installation of the indoor unit 9 Selecting an installation location eee 9 Dimensions and service space sse 9 Inspecting handling and unpacking the unit 10 Mounting the indoor unit nne d Installation of the drain pan only for EKHBX models 11 Refrigerant pipework 12 Water pipework 12 Charging water Piping insulation 2 13 Field MRG ae dee 13 Sanitary water tank Optional esee 17 Main components Outlook diagram io Rt eee e e ep dies Installation gUIJOliINOS P 18 Installing the sanitary water tank Connecting the water circuits 18 d bii E 18 Start up and configuration esee 19 DIP switch settings overview seesssssseeeeeeeeeenetne 19 Room thermostat installation configuration 19 Pump operation configuration 20 Sanitary water tank installation configuration 20 Pre operatio
48. iim 6 9 7 5 Switch box The switch box contains the main electronic and electrical parts of the indoor unit User interface The user interface allows the installer and user to set up use and maintain the unit Heat exchanger Water inlet connection Water outlet connection Refrigerant liquid connection Refrigerant gas connection Pump The pump circulates the water in the water circuit Manometer The manometer allows readout of the water pressure in the water circuit Expansion vessel 101 Backup heater The backup heater consists of an electrical heating element that will provide additional heating capacity to the water circuit if the heating capacity of the outdoor unit is insufficient due to low outdoor temperatures Backup heater vessel The backup heater heats the water in the backup heater vessel Drain and fill valve Drain valve backup heater vessel The drain valve of the backup heater allows draining the remaining water in the backup heater vessel after draining with the drain and fill valve 15 16 17 18 19 20 21 Air purge valve Remaining air in the water circuit will be automatically removed via the air purge valve Water filter The water filter removes dirt from the water to prevent damage to the pump or blockage of the evaporator The water filter should be cleaned on a regular base See Maintenance on page 26 Pressure relief valve The pressure relief valve prevents excessive
49. ing application without a room thermostat connected to the indoor unit but with a heating only room thermostat controlling the floor heating and cooling heating thermostat controlling the fan coil units Heating is provided through floor heating loops and fan coil units Cooling is provided through the fan coil units only AA 17 T 8 Sr 2 rcu F FCU3 6 1 Outdoor unit FCU1 3 Fan coil unit with 2 Indoor unit thermostat field supply 3 Heat exchanger FHL1 3 Floor heating loop field 4 Pump supply 5 Shut off valve T Heating only room 6 Collector field supply MeN stat ne 7 Shut off valve 9 By pass valve field supply 13 Motorised 2 way valve 4 6 Individual room to shut off the floor thermostat for fan coil heating loops during heated cooled room field cooling operation field supply supply 14 Motorised 2 way valve for activation of the room thermostat field supply Pump operation With no thermostat connected to the indoor unit 2 the pump 4 can be configured to operate either as long as the indoor unit is on or on page 19 until the required water temperature is reached Wiring of the 2 way valve 13 is different for a NC normal NOTE Details pump configuration can be found under closed valve and a NO normal open valve Make sure to Pump operat
50. ion configuration page 20 connect to the correct terminal numbers as detailed on the wiring diagram The ON OFF setting of the heating cooling operation is done by the room thermostat and cannot be done by the user interface on the indoor unit EKHBH X007A EKSWW150 300V3 Z2 DAIKIN Installation manual Indoor unit for air to water heat pump and sanitary warm water tank for air to water heat pump system 5 4PW30818 1 Space heating and cooling According to the season the customer will select cooling or heating through the user interface on the indoor unit The outdoor unit 1 will operate in cooling mode or heating mode to achieve the target leaving water temperature With the unit in heating mode the 2 way valve 13 is open Hot water is provided to both the fan coil units and the floor heating loops With the unit in cooling mode the motorised 2 way valve 13 is closed to prevent cold water running through the floor heating loops FHL A When closing several loops in the system by remotely controlled valves it might be required to install a by pass valve 9 to avoid the flow switch safety device from being activated See also Application 2 on page 4 A Wiring of the 2 way valve 13 is different for a NC normal closed valve and a NO normal open valve Make sure to connect to the correct terminal numbers as detailed on the wiring diagram The ON OFF setting of the heating cooling operation is
51. l mode after 10 seconds or by pressing the amp button once To test the heating operation push the button so the 3 icon is displayed To start the test run operation press the eus button To test the cooling operation push the 3 3 button so the icon is displayed To start the test run operation press the exe button test the sanitary operation push the button The test run operation will start without pressing the eus button The test run operation will end automatically after 30 minutes or when reaching the set temperature The test run operation can be stopped manually by pressing the amp button once If there are misconnections or malfunctions an error code will be displayed on the user interface Otherwise the user interface will return to normal operation To resolve the error codes see Error codes on page 28 NOTE To display the last resolved error code push the button 1 time Push the gt button again 4 times to return to normal mode NOTE It is not possible to test run if a forced operation from the outdoor unit is in progress Should forced operation be started during a test run the test run will be aborted Final check Before switching on the unit read following recommendations When the complete installation and all necessary settings have been carried out close all front panels of the unit and refit the indoor unit cover The s
52. librium temperature 0 15 20 1 C 02 Space heating priority status 0 OFF 0 1 03 Space heating priority temperatures 0 15 20 1 C 04 Set point correction for sanitary water temperature 10 0 20 1 C 6 DT for sanitary water heating 00 Start 7 0 20 1 C 01 Stop 2 0 10 1 C 7 Sanitary water step length 00 Sanitary water step length 3 2 4 1 C 8 Sanitary water heating mode timer 00 Minimum running time 1 0 5 1 min 01 Maximum running time 30 5 60 5 min 02 Anti recycling time 3 0 10 0 5 hour 9 Cooling and heating set point ranges 00 Heating set point upper limit 55 37 55 1 C 01 Heating set point lower limit 30 30 37 1 C 02 Cooling set point upper limit 20 18 20 1 C 03 Cooling set point lower limit 7 7 18 1 C EKHBH X007A EKSWW150 300V3 Z2 DAIKIN Installation manual Indoor unit for air to water heat pump and sanitary warm water tank for air to water heat pump system 25 4PW30818 1 TEST RUN AND FINAL CHECK The installer is obliged to verify correct operation of the indoor and outdoor unit after installation Test run operation Procedure 1 2 Push the button 4 times so the TEST icon will be displayed Depending on the indoor unit model heating operation cooling operation or both must be tested as follows when no action is performed the user interface will return to norma
53. lure Contact your local Daikin dealer Ri Indoor unit PCB defective Contact your local Daikin dealer ui Communication error failure Contact your local Daikin dealer R5 Too low during cooling Refer to error code TH ua Communication error failure Contact your local Daikin dealer operation or to high during heating operation refrigerant temperature measured by R3T RR Booster heater thermal protector is open applies only to installations with a sanitary water tank Reset the thermal protector refer to Safety devices on page 17 for location of the reset button failure heat exchanger temperature sensor broken co Flow switch failure flow switch Check that the flow switch is not remains closed while pump is clogged with dirt stopped CH Heat exchanger thermistor Contact your local Daikin dealer Ei Outdoor unit PCB defective Contact your local Daikin dealer high 89 C ES Overload activation of Check that the unit is operating compressor within its operating range refer to Technical specifications on page 29 Contact your local Daikin dealer Compressor start up failure Contact your local Daikin dealer ET Fan lock failure fan is locked Check if the fan is not obstructed by dirt If the fan is not obstructed contact your local Daikin dealer Overcurrent failure Check that the unit is operating within its operating range refer to Technical
54. n checks tn as 20 Powering up the indoor unit nnen dennen 21 Setting the pump speed Field SOUS snr eee epo STI dde e ubi e tabaco ique dla Test run and final check Test run operation He oe ee eerie eee det Maintenance RM Troubleshooting x otra reme rebel rna General guidelines General symptoms Error codes 9 Technical specifications Genaral T Electrical specifications dad Sanitary water tank specifications 29 Indoor unit for air to water heat pump and sanitary warm water tank for air to water heat pump system Installation manual A READ THESE INSTRUCTIONS CAREFULLY BEFORE INSTALLATION KEEP THIS MANUAL IN A HANDY PLACE FOR FUTURE REFERENCE IMPROPER INSTALLATION OR ATTACHMENT OF EQUIPMENT OR ACCESSORIES COULD RESULT IN ELECTRIC SHOCK SHORT CIRCUIT LEAKS FIRE OR OTHER DAMAGE TO THE EQUIPMENT BE SURE ONLY TO USE ACCESSORIES MADE BY DAIKIN WHICH ARE SPECIFICALLY DESIGNED FOR USE WITH THE EQUIPMENT AND HAVE THEM INSTALLED BY A PROFESSIONAL IF UNSURE OF INSTALLATION PROCEDURES OR USE ALWAYS CONTACT YOUR DAIKIN DEALER FOR ADVICE AND INFORMATION THE UNIT DESCRIBED IN THIS MANUAL IS DESIGNED FOR INDOOR INSTALLATION ONLY AND FOR AMBIENT TEMPERATURES RANGING 0 C 35 C EKHBH X007A EKS
55. n ez gsoujeizpaimodpo buzobjw kusem eu efnieep GD Nzoyyeuo yezoxpejAu e aiye jeu e quajally eBessojeje sala GD 9 Isoupo eAe zi eno es nfoy eu ep ovon pst pod efnfjwefzi GA efnueyzA uage youd ojo os znweu y juezuez ez gsoupgnodpo aujd ans e nsejuoud x jeuregioy e ueejnniseA veewoulsy GR Jejeeqouui uolsesepep euuep wos 1e 10 Bipualsyny Jeepye GD ZL je regauui uorperepyep euuep sigJeq wos Ye deysuabe LL euuep Je ayewo wos eJAspn wos JeJeepyie Gia OL 3Q00HS O IN3SV IHO d 39 VLSACGNNSIVANWNAGHA SNLIOWTI 39 YVASWVS WO INIUA TUT 39 3S 13V LSN383A0 WO NVUI YSH03 39 SNIH3 Did3S3S 130 143d0 39 W8101381009 0 34H3l 8BVE 39 alWHO3N02 30 0y9 vHV 1030 39 HOLMOOHLO AWOdOLOM oukegoukdogo Olh 1 1 1 10 01080 YOU LELLIEBEE Gna 6f 95 ejse anb e so enb apepi iqesuodsei ens qos 80 tome vonodou U 101302600 o10 uangna
56. ng or sanitary heating Symptom 3 Pump is making noise cavitation POSSIBLE CAUSES CORRECTIVE ACTION There is air in the system Purge air Water pressure at pump inlet is too low Check on the manometer that there is sufficient water pressure The water pressure must be gt 0 3 bar water is cold gt gt 0 3 bar water is hot Check that the manometer is not broken Check that the expansion vessel is not broken Check that the setting of the pre pressure of the expansion vessel is correct refer to Setting the pre pressure of the expansion vessel on page 13 Symptom 4 The water pressure relief valve opens POSSIBLE CAUSES CORRECTIVE ACTION The expansion vessel is broken Replace the expansion vessel The water volume in the installation is too high Make sure that the water volume in the installation is under the maximum allowed value refer to Checking the water volume and expansion vessel pre pressure on page 12 Symptom 5 The water pressure relief valve leaks POSSIBLE CAUSES CORRECTIVE ACTION Dirt is blocking the water pressure relief valve outlet Check for correct operation of the pressure relief valve by turning the red knob on the valve counter clockwise If you do not hear a clacking sound contact your local Daikin dealer In case the water keeps running out of the unit close both the water inlet and outlet shu
57. nished press the button to exit FIELD SET MODE NOTE Changes made to a specific field setting are only Cg stored when the button is pressed Navigating to a new field setting code or pressing the button will discard the change made NOTE Before shipping the set values have been set as qu shown under Field settings table on page 25 When exiting FIELD SET MODE 88 may be displayed on the user interface LCD while the unit initialises itself EKHBH X007A EKSWW150 300V3 Z2 DAIKIN Installation manual Indoor unit for air to water heat pump and sanitary warm water tank for air to water heat pump system 21 4PW30818 1 Detailed description 0 User permission level If required certain user interface buttons can be made unavailable for the user Three permission levels are defined see the table below Switching between level 1 and level 2 3 is done by pressing the buttons OTIMERC 4 and amp TIMERC v immediately followed by the buttons 22 DE for at least 5 seconds in normal mode Note that no indication on the user interface is given When level 2 3 is selected the actual permission level either level 2 or level 3 is determined by the field setting 0 00 Permission level Button 1 2 Silent mode button operable Weather dependent PRI _ Set point button Ow BRAD Schedule timer enable disable button operable operable Programming button operable Time
58. nk 1 Check if all sanitary water tank accessories see Accessories on page 3 are enclosed 2 When floor mounting place the sanitary water tank on a level surface When wall mounting only for EKSWW150V3 model make sure the wall is sturdy In both cases make sure the tank is mounted level 3 Screw the thermistor socket in the foreseen threaded thermistor hole in the tank use a thread sealant such as Teflon or similar to make water tight 4 Apply contact glue to the thermistor and insert the thermistor as deep as possible in the thermistor socket Fix using the nut provided Connecting the water circuits NOTE It is important that the 3 way valve is fitted correctly qu when the 3 way valve is idle not activated the space heating circuit should be selected when the 3 way valve is activated the sanitary heating circuit should be selected 1 Connectthe water inlet and water outlet 2 Connectthe hot and cold water supply tubes 3 Connectthe pressure relief valve field supply opening pressure maximum 10 bar and drain A 1 field wiring and components must be installed by a licensed electrician and must comply with relevant European and national regulations B The field wiring must be carried out in accordance with the wiring diagram supplied with the unit and the instructions given below The sanitary water tank must be earthed via the indoor unit Power circuit and cable requiremen
59. nk only THE Heating cooling applications only Field wiring guidelines B Most field wiring on the indoor unit side is to be made on the terminal block inside the switch box To gain access to the terminal block remove the indoor unit cover and switch box service panel see Opening the indoor unit on page 6 Cable tie mountings are provided at the bottom of the switch box Fix all cables using cable ties dedicated power circuit is required for the backup heater Installations equipped with a sanitary water tank optional require a dedicated power circuit for the booster heater Please refer to Sanitary water tank optional on page 17 for all wiring specifications Installation manual DAIKIN EKHBH X007A EKSWW150 300V3 Z2 1 4 Indoor unit for air to water heat pump and sanitary warm water tank for air to water heat pump system 4PW30818 1 Only for EKHBX heating cooling models W The mounting plate of indoor unit is equipped with 2 holes to guide all electrical wiring out of the unit use the left hole 1 for all power supply cables thermostat cable optional 3 way valve cable optional and 2 way valve cable optional use the right hole 2 for the thermistor cable to sanitary water tank optional maman Connection of the indoor unit power supply and communication cable Power circuit and cable requirements Power supply
60. nsion vessel pre pressure EB Inappropriate setting of the expansion vessel pre pressure will lead to malfunction of the system Therefore the pre pressure should only be adjusted by a licensed installer Connecting the water circuit Water connections must be made in accordance with the outlook diagram delivered with the unit respecting the water in and outlet Be careful not to deform the unit piping by using excessive force when connecting the piping Deformation of the piping can cause the unit to malfunction If air moisture or dust gets in the water circuit problems may occur Therefore always take into account the following when connecting the water circuit Use clean pipes only W the pipe end downwards when removing burrs Wi Cover the pipe end when inserting it through a wall so that no dust and dirt enter Use a good thread sealant for the sealing of the connections The sealing must be able to withstand the pressures and temperatures of the system W When using non brass metallic piping make sure to insulate both materials from each other to prevent galvanic corrosion Because brass is a soft material use appropriate tooling for connecting the water circuit Inappropriate tooling will cause damage to the pipes A The unit is only to be used in a closed water system Application in an open water circuit can lead to excessive corrosion of the water piping Charging water
61. on the indoor unit Each field setting is assigned a 3 digit number or code for example 5 03 which is indicated on the user interface display The first digit 5 indicates the first code or field setting group The second and third digit 03 together indicate the second code A list of all field settings and default values is given under Field settings table on page 25 In this same list we provided for 2 columns to register the date and value of altered field settings at variance with the default value A detailed description of each field setting is given under Detailed description on page 22 Procedure To change one or more field settings proceed as follows 28 ON OFF gt d DAIKIN E 1 Press the button for a minimum of 5 seconds to enter FIELD SET MODE The SETTING icon 3 will be displayed The current selected field setting code is indicated 8 88 2 with the set value displayed to the right 888 1 2 Press the setting first code button to select the appropriate field 3 Press the Cv button to select the appropriate field Setting second code ilmin 4 Press the OTMERCA button and OTIMERCY button to change the set value of the select field setting 5 Save the new value by pressing the O amp button 6 Repeat step 2 through 4 to change other field settings as required 7 When fi
62. or the installation 25 E a pre pressure bar 010 50 100 150 200 250 300 350 400 450 maximum water volume I pre pressure pre pressure maximum water volume maximum water volume Example 1 The indoor unit is installed 5 m below the highest point in the water circuit The total water volume in the water circuit is 100 I In this example no action or adjustment is required Installation manual DAIKIN EKHBH X007A EKSWW150 300V3 Z2 1 2 Indoor unit for air to water heat pump and sanitary warm water tank for air to water heat pump system 4PW30818 1 Example 2 The indoor unit is installed at the highest point in the water circuit The total water volume in the water circuit is 350 Result W Since 350 is higher than 2801 the pre pressure must be decreased see table above EB The required pre pressure is Pg 0 3 bar 0 10 0 3 bar 0 3 bar The corresponding maximum water volume can be read from the graph approximately 410 I Wi Since the total water volume 350 1 is below the maximum water volume 410 the expansion vessel suffices for the installation Setting the pre pressure of the expansion vessel When it is required to change the default pre pressure of the expansion vessel 1 bar keep in mind the following guidelines Use only dry nitrogen to set the expa
63. otects the booster heater in the sanitary water tank against overload or short circuit Cable tie mountings The cable tie mountings allow to fix the field wiring with cable ties to the switch box to ensure strain relief Terminal block The terminal block allows easy connection of field wiring oa 15 14 Outdoor unit Indoor unit Expansion vessel Pump Air purge valve Drain valve backup heater vessel Backup heater vessel with backup heater Flow switch Shut off valve water outlet field installation 10 11 12 13 14 15 R2T R3T R4T 13 12 11 Shut off valve water inlet filed installation Filter Pressure relief valve Fill and drain valve Manometer Heat exchanger Temperature sensors Installation manual DAIKIN EKHBH X007A EKSWW150 300V3 Z2 8 Indoor unit for air to water heat pump and sanitary warm water tank for air to water heat pump system 4PW30818 1 INSTALLATION OF THE INDOOR UNIT Selecting an installation location The unit is to be wall mounted in an indoor location that meets the following requirements The installation location is frost free The space around the unit is adequate for servicing The space around the unit allows for sufficient air circulation There is a provision for condensate drain only for EKHBX models and pressure relief valve blow off The installation surface is a flat and vertical non combustible wall capable of
64. page 19 for more information settings Note only relevant field wiring is shown LL 3 2 1 E DIP switch B SS2 Description ON OFF 1 Not applicable for installer Default 8 2 Sanitary water tank Installed Not installed El installation see Sanitary water tank 8 installation configuration 8 on page 20 3 Room thermostat Room thermostat room connection connected thermostat see Room thermostat connected installation configuration 19 4 Not used Default LN 817 2124 eovac 4 3kW 00700 Room thermostat installation configuration EB When no room thermostat is connected to LL the indoor unit toggle switch SS2 3 should be 5 set to OFF z EB When a room thermostat is connected to the indoor unit toggle switch SS2 3 should be set 5 4321 to ON gt W When a room thermostat is connected to the indoor unit the heating and cooling schedule timers are never available Other schedule timers are not affected For more information on the schedule timers refer to the operation manual W When a room thermostat is connected to the indoor unit and the amp button or eus button is pressed the centralised control indicator will flash to indicate that the room thermostat has priority and controls on off operation and
65. pical application examples on page 3 and Room thermostat installation configuration on page 19 for more information and configuration options on pump operation in combination with a room thermostat Thermostat requirements Power supply 230 V AC or battery operated Contact voltage 230 V Procedure 1 Connect the thermostat cable to the appropriate terminals as shown on the wiring diagram Heating only thermostat Heating cooling thermostat Terminal block Terminal block HCLN HCLN 2317 15 13 23 17 15 13 th th 2 Fixthe cable with cable ties to the cable tie mountings to ensure strain relief 3 Set DIP switch SS2 3 on the PCB to ON See Room thermostat installation configuration on page 19 for more information Connection of the valve control cables Valve requirements mcs mes B Power supply 230 V AC SSI B W Maximum running current 100 mA SIE Bl KIM K2M Wiring the 2 way valve Q elele 2 1 Using the appropriate cable connect the valve control cable to oo the appropriate terminals as shown on the wiring diagram X13A Im 5 22815 552 Wiring is different for a NC normal closed valve gas qu and a NO normal open valve Make sure to 900000000 zl IBS ESSE 8 connect to the correct terminal numbe
66. pply 4 GND 13A and thermal protection cable 8 Thermistor cable 2 d 9 Booster heater power supply 2 GND 13A cable a Refer to nameplate on outdoor unit b If length lt 10 m cable section 1 5 mm if length gt 10 m cable section 2 5 mm c See table under Connection of the backup heater power supply page 16 d The thermistor and connection wire 12m are delivered with the sanitary water tank Internal wiring Parts table Refer to the internal wiring diagram supplied with the unit inside the indoor unit cover The abbreviations used are listed below Main PCB Remote controller PCB user interface Thermostat field supply PC internal Power Circuit Backup heater element 1 Backup heater element 2 Backup heater element 3 Booster heater Fuse backup heater Fuse booster heater Fuse 3 15 AT 250V Contactor backup heater step 1 Contactor backup heater step 2 Contactor booster heater 2 way valve for cooling mode 3 way valve floor heating sanitary warm water Earth leakage protector Thermal protector backup heater Thermal protector booster heater Outlet water heat exchanger thermistor Thermistor air Outlet water backup heater thermistor Refrigerant liquid side thermistor Inlet water thermistor SWW sanitary warm water thermistor Flow switch Transformer 24 V for PCB Spark suppression 1 Spark suppression 2 Terminal strip standard part Applications with sanitary water ta
67. ranty of the system in such case Wi For safety reasons it is not allowed to add ethylene glycol to the water circuit Adding ethylene glycol might lead to contamination of the sanitary water if a leakage would occur in the heat exchanger coil The sanitary hot water at the hot water connection cannot be used for human consumption Main components Safety devices Thermal protector The booster heater in the sanitary water tank is equipped with a thermal protector The thermal protector is activated when the temperature becomes too high When activated the protector has to be reset on the sanitary water tank by pressing the red button for access remove the electrical box lid A The electrical box lid must only be opened by a licensed electrician Switch off the power supply before opening the electrical box lid Wi Pressure relief valve A pressure relief valve field supply in accordance with relevant local and national regulations and with an opening pressure of maximum 10 bar must be connected to the pressure relief valve connection Outlook diagram 3 4 BSP Ld 1 2 BSP 3 4 BSP e 1 3 630 4 3 4 BSP 5 220 3 4 eeg 110 C TENE 9 0 40 0580 1 Hot water connection 2 Threaded thermistor hole 1 Hot water connection 3 Flow inlet connection see also Install
68. rs as ojee ee detailed the wiring diagram and illustrations dlele sisse below 2129 129191 91 2 8 101214116 182022123175 X9A Uu uu Normal closed NC 2 way valve Normal open NO 2 way valve En 14 16 18 14 16 18 i i NC gon NO F1B 2 Fix the cable s with cable ties to the cable tie mountings to eu ensure strain relief Em m ololo Wiring the 3 way valve 1 Using the appropriate cable connect the valve f y control cable to the appropriate terminals as shown on the wiring diagram od E 0 The 3 way valve should be fitted as such that when the 3 way valve is idle not activated 8 5 8 5 the space heating circuit is selected 2 Fix the cable s with cable ties to the cable tie mountings to AN ensure strain relief 111213 Installation manual DAIKIN EKHBH X007A EKSWW150 300V3 Z2 1 6 Indoor unit for air to water heat pump and sanitary warm water tank for air to water heat pump system 4PW30818 1 SANITARY WATER TANK OPTIONAL A The total attherma ty pam System indoor unit and outdoor unit is designed for combination with an altherma Sanitary water tank In case another tank is being used in combination with the altherma typamin indoor unit Daikin cannot guarantee neither good operation nor reliability of the system For those reasons Daikin cannot give war
69. s x H 580 x 900 mm 580 x 1150 mm 580 x 1150 mm 580 x 1600 mm 580 x 1600 mm Booster heater power supply 230 V 50 Hz 1P 230 V 50 Hz 1P 400 V 50 Hz 2P 230 V 50 Hz 1P 400 V 50 Hz 2P Booster heater running current 13A 13A 7 5A 13A 7 5A Booster heater capacity 3 kW 3 kW kW 3 kW 3 kW Connections 3 4 FBSP 9 3 4 FBSP 3 4 FBSP 9 3 4 FBSP 9 3 4 FBSP 9 Weight empty 37 kg 45 kg 45 kg 59 kg 59 kg Mounting Wall or floor Floor Floor Floor Floor a FBSP Female British Standard Pipe EKHBH X007A EKSWW150 300V3 Z2 DAIKIN Indoor unit for air to water heat pump and sanitary warm water tank for air to water heat pump system 4PW30818 1 Installation manual 29 DAIKIN EUROPE NV Zandvoordestraat 300 B 8400 Oostende Belgium 4PW30818 1
70. specifications on page 29 ER Cooling heating switching failure Contact your local Daikin dealer only for models with cooling and heating EC Sanitary water temperature too Check that the contactor of the electric booster heater is not short circuited Check that the sanitary water thermistor is giving the correct read out Installation manual DAIKIN EKHBH X007A EKSWW150 300V3 Z2 28 Indoor unit for air to water heat pump and sanitary warm water tank for air to water heat pump system 4PW30818 1 TECHNICAL SPECIFICATIONS General Heating cooling models EKHBX Heating only models EKHBH Nominal capacity cooling heating Dimensions H xWxD Weight machine weight operation weight Connections water inlet outlet water drain refrigerant liquid side refrigerant gas side Expansion vessel Volume Maximum working pressure MWP Pump Type no of speed Sound pressure level Internal water volume Pressure relief valve water circuit Operation range water side heating cooling Operation range air side heating cooling sanitary water by heat pump 936 x 487 x 461 65 kg 80 kg 1 MBSP hose nipple 6 4 mm 1 4 inch 15 9 mm 5 8 inch 101 3 bar water cooled 3 27 dBA 21 3 bar 30 55 C 7 20 C 20 425 C 15 43 C 15 35 Refer to the Technical Data Refer to the Technical Data 895 x 487 x 36
71. supporting the operation weight of the unit see Technical specifications on page 29 There is no danger of fire due to leakage of inflammable gas All piping lengths and distances have been taken into consideration Maximum allowable refrigerant piping length between outdoor unit and indoor unit eii Minimum required refrigerant piping length 3m between outdoor unit and indoor unit Maximum allowable height difference 20m between outdoor unit and indoor unit Maximum allowable distance between the 3 way valve and the indoor unit only for 3m installations with sanitary water tank Maximum allowable distance between the sanitary water tank an the indoor unit only for installations with sanitary water tank The thermistor cable supplied with the sanitary water tank is 12 m in length 10m NOTE me If the installation is equipped with a sanitary water tank optional please refer to Sanitary water tank optional on page 17 for additional guidelines and requirements Dimensions and service space All models Wall bracket dimensions EKHBX heating cooling model
72. t exchanger 12 Sanitary water tank 4 Pump FHL1 3 Floor heating loop 5 Shut off valve field supply 6 Collector field supply T1 3 Individual room 7 Shut off valve thermostat field supply 8 Motorised 3 way valve M1 3 Individual motorised field supply valve to control loop By pace vals FHL1 field supply field supply Pump operation With no thermostat connected to the indoor unit 2 the pump 4 can be configured to operate either as long as the indoor unit is on or until the required water temperature is reached NOTE Details on pump configuration can be found under qu Pump operation configuration on page 20 Space heating The outdoor unit 1 will operate to achieve the target leaving water temperature as set on the user interface A When circulation in each space heating loop FHL1 3 is controlled by remotely controlled valves M1 3 it is important to provide a by pass valve 9 to avoid the flow switch safety device from being activated The by pass valve should be selected as such that at all time the minimum water flow as mentioned under Water pipework on page 12 is guaranteed Sanitary heating When sanitary heating mode is enabled either manually by the user or automatically through a schedule timer the target sanitary water temperature will be achieved by a combination of the heat exchanger coil and the electrical booster heater When the sanitary water temperature is belo
73. t off valves first and then contact your local Daikin dealer Symptom 6 The user interface displays NOT AVAILABLE when pressing certain buttons POSSIBLE CAUSES CORRECTIVE ACTION The current permission level is set to a level that prevents using the pressed button Change the user permission level field setting 0 00 see Field settings on page 21 Symptom 7 Space heating capacity shortage at low outdoor temperatures POSSIBLE CAUSES CORRECTIVE ACTION Backup heater operation is not activated Check that the backup heater operation status field setting 4 00 is turned on see Field settings on page 21 Check whether or not the thermal protector of the backup heater has been activated refer to Main components Thermal protector backup heater on page 7 for location of the reset button POSSIBLE CAUSES CORRECTIVE ACTION The unit must start up out of its operation range the water temperature is too low In case of low water temperature the System utilizes the backup heater to reach the minimum water temperature first 15 C Check that the backup heater power supply is correct Check that the backup heater fuse is closed The backup heater equilibrium temperature has not been configured correctly Raise the equilibrium temperature field setting 5 01 to activate backup heater operation at a higher outdoor temperature
74. tor field supply 2 Indoor unit 7 Shut off valve 3 Heat exchanger FHL1 3 Floor heating loop 4 Pump field supply 5 Shut off valve T Room thermostat field supply Pump operation and space heating When a room thermostat T is connected to the indoor unit the pump 4 will operate when there is a heating request from the room thermostat and the outdoor unit will start operating to achieve the target leaving water temperature as set on the user interface When the room temperature is above the thermostat set point the outdoor unit and pump will stop operating A Make sure to connect the thermostat wires to the correct S9 Contactor fixing screw terminals see Connection of the thermostat cable on page 16 and to configure the DIP switch toggle switches correctly see Room thermostat installation configuration on page 19 EKHBH X007A EKSWW150 300V3 Z2 DAIKIN Installation manual Indoor unit for air to water heat pump and sanitary warm water tank for air to water heat pump system 3 4PW30818 1 Application 2 Space heating only application without room thermostat connected to the indoor unit The temperature in each room is controlled by a valve on each water circuit Sanitary warm water is provided through the sanitary water tank which is connected to the indoor unit 1 Outdoor unit 10 Booster heater 2 Indoor unit 11 Heat exchanger coil 3 Hea
75. ts A m Be sure to use a dedicated power circuit Never use a power circuit shared by another appliance Use one and same dedicated power supply for the outdoor unit indoor unit backup heater and sanitary water tank For cable requirements and specifications refer to Field wiring on page 13 NOTE Select the power cable in accordance with relevant 817 local and national regulations Thermistor cable The distance between the thermistor cable and power supply cable must always be at least 5 cm to prevent electromagnetic interference on the thermistor cable Procedure A Switch off the power supply before making any connections Connections to be made in the sanitary water tank electrical box 1 Connect the booster heater power supply and thermal protection cable as show in the wiring diagram below 2 sure to ensure strain relief of the cable 817 21 22 BRN Brown BLK Black Installation manual DAIKIN EKHBH X007A EKSWW150 300V3 Z2 1 8 Indoor unit for air to water heat pump and sanitary warm water tank for air to water heat pump system 4PW30818 1 Connections to be made in the indoor unit switch box START UP AND CONFIGURATION
76. v ALOHA LESeVOUEM 89 oh ewaouo MLHAWANO WAC widetfHero elMHtelo 108191981090 Z ejeypueunf osyejejnsey pieu ebepnuewnyop ejeswimeuuou erste IOA e o IpJepuers a siwByel sesnejsen uo QZ z npes ofelgesodn es ep ue oBod pod wi nup ul iprepuejs wifupejseu z Upes 6 no ejeyruojuoo ejezijnn a4 es eo erjipuoo no e Apeuwou ahe nes a psepueys sjeeojguun jnaojeuun no ui UNS 8 Jwefoynsjsut lwAzseu 2 elupobz es euewzn ez w yunsem pod uoKuffoezjeuuou wou Yyofobindajseu IBowKm eferujads yefjeuzseu juuezs eyoze eu yeu Yo wnuewnyop qe 6e yeu yo AueAqezs Iqqeje ze 9 ue eq 196 epiBese uiuiuiueuop 11 uruuipiiq nq eiezn yewo epun amp ninjunios ipuey GD cz eiueseju A ojoj e nuejz es 90 eu eiuepeuez oz jsoupeAodpoz eu alnse yAA GS pz 1 sesame wein zn seueyer sesyeide yee ey euloade Je ez efpeseyap Is ewoyre reuny e ue l pey eigjeys aqAwoyesye ones exstsi CD ZZ wee 99 01909 Be eh 190Hdog0110 edudeuvett 69 LZ snjsn
77. w the user configured set point the 3 way valve will be activated to heat the sanitary water by means of the heat pump In case of large sanitary water demand or a high sanitary water temperature setting the booster heater 10 can provide auxiliary heating A Make sure to fit the 3 way valve 8 correctly when the 3 way valve is idle not activated the space heating circuit i e floor heating loops should be selected NOTE The indoor unit can be configured so that at low qu outdoor temperatures the sanitary water is exclusively heated by the booster heater This assures that the full capacity of the heat pump is available for space heating Details on sanitary water tank configuration for low outdoor temperatures can be found under Field settings on page 21 field settings 5 02 to 5 04 Installation manual DAIKIN EKHBH X007A EKSWW150 300V3 Z2 Indoor unit for air to water heat pump and sanitary warm water tank for air to water heat pump system 4PW30818 1 Application 3 Space cooling and heating application with a room thermostat suitable for cooling heating changeover connected to the indoor unit Heating is provided through floor heating loops and fan coil units Cooling is provided through the fan coil units only Sanitary warm water is provided through the sanitary walter tank which is connected to the indoor unit
78. water tank It is advisable to remove lime buildup on the booster heater to extend its life span especially in regions with hard water To do So drain the sanitary water tank remove the booster heater from the sanitary water tank and immerse in a bucket or similar with lime removing product for 24 hours Indoor unit switch box B Carry out a thorough visual inspection of the switch box and look for obvious defects such as loose connections or defective wiring B Check for correct operation of contactors K1M K2M K3M appilcations with sanitary water tank only and K4M by use of an ohmmeter All contacts of these contactors must be in open position Installation manual 26 DAIKIN EKHBH X007A EKSWW150 300V3 Z2 Indoor unit for air to water heat pump and sanitary warm water tank for air to water heat pump system 4PW30818 1 TROUBLESHOOTING This section provides useful information for diagnosing and correcting certain troubles which may occur in the unit General guidelines Before starting the troubleshooting procedure carry out a thorough visual inspection of the unit and look for obvious defects such as loose connections or defective wiring Before contacting your local Daikin dealer read this chapter carefully it will save you time and money When carrying out an inspection on the switch box of the unit always make sure that the main switch of the unit is Switched off When a safety device w
79. which heating of the sanitary water by the heat pump will be started i e the heat pump ON temperature and stopped i e the heat pump OFF temperature When the sanitary water temperature drops below the heat pump ON temperature Typ on heating of the sanitary water by the heat pump will be started As soon as the sanitary water temperature reaches the heat pump OFF temperature Typ or the user set point temperature Ty heating of the sanitary water by the heat pump will be stopped by switching the 3 way valve The heat pump OFF temperature and the heat pump ON temperature and its relation with field settings 6 00 and 6 01 are explained in the illustration below 6 00 Start temperature difference determining the heat pump ON temperature Typ See illustration 6 01 Stop temperature difference determining the heat pump OFF temperature Typ opp See illustration Tu Tu lt max Ti 70 C Ti 45 C Te U Te U re 6 01 2 C eo 6 01 2 C 70 Ty 6 00 7 C 6 00 7 C 50 Typ MAX 50 Tip MAX 48 T 6 01 HP OFF 45 Ty Typ ofr at Tuscon ioo 38 Tue on Ty User set point temperature as set on the user interface THP MAX Maximum heat pump temperature at sensor in sanitary water tank 50 C Tup OFF Heat pump OFF temperature T sat THP ON Heat pump ON temperature Ty 5 03 TA Tset Sanitary water set point temperature Ty
80. x altherma INSTALLATION MANUAL Indoor unit for air to water heat pump and sanitary warm water tank for air to water heat pump system EKHBHO007A EKHBX007A EKSWW150V3 EKSWW200V3 EKSWW300V3 EKSWW200Z2 EKSWW300Z2 epueisoo 0078 d 002 1eeuisepiooA puez AN NIJIYA anStuupusuiefep yerejo npunjo YW euob 1660 tvS2807 665 169 N3 0UY 96 Lb leq epuise sog Ide SZO 4OL NIMIVO SHO4OLNIMIVG ON3 VnO 1560 b62807 96h L6OWS OUN SELPL MPIO vj3y guepnsod e 20 32 NDITVO 510 439 L NDIIVO 9oynasuoy feyoruuosy ONS A euenougjs oj af oye ON3VO L650 Cv62807 S6p L6OWS OUN SELPL eupalide oy ueuinuig wefeanizod vay 1508 620 32 NDIVO 61032 L NDIINVO elioeueumyop eleysiuyay spyeou ey 10 2 661 1693 OH Y 06 eufouzed way ejunyed GZO 4OLNIMIVG SLOOL NIMIVG 910 44 sofioyrujsuoy efeuruupe ONSIVnO L6S0 CP780 561 6 WN3 0HY 962 Lenndmidag VWA 10 G20 9 L NDITVO 6 10 32 Be LLY 8 OHAKOLIEE 9 OLIEN OW3 VRO LGS0 0 2567 26 9 a ipeexumues yenejsen el vay PNAP syeeu el 62032 NDIIVT 610 32 siuoorsyejuetumyop sesiuu phyepreu uo W3 VnO LGe0 661 16 W3 OU 962p S YIN

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