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Daikin Altherma 3 H MT ECH2O, Installer'S Reference Manual

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Daikin Altherma 3 H MT ECH2O Installer'S Reference Manual Download Page 125

9

 | 

Electrical installation

Installer reference guide

125

EPRA08~W1 + ETSH/X(B)12P30+50EF
Daikin Altherma 3 H MT ECH₂O
4P663478-1 – 2021.07

A

B

M2S

B

1418

X 2M

1

NO

B

13 18

X 2M

1

NC

A

3

Fix the cable with cable ties to the cable tie mountings. General information,
see 

"9.3.1 To connect the electrical wiring to the indoor unit"

 [

4

 116].

9.3.6 To connect the electricity meters

Wires: 2 (per meter)×0.75 mm²

Electricity meters: 12 V DC pulse detection (voltage supplied by PCB)

[9.A] 

Energy metering

INFORMATION

In case of an electricity meter with transistor output, check the polarity. The positive
polarity MUST be connected to X15M/5 and X15M/9; the negative polarity to X5M/5
and X5M/3.

1

Open the following (see 

"7.2.5 To open the indoor unit"

 [

4

 72]):

1

User interface panel

1

3

4

2

2

Switch box

3

Switch box cover

4

Top cover

2

Connect the electricity meters cable to the appropriate terminals as shown in
the illustration below.

Summary of Contents for Altherma 3 H MT ECH2O

Page 1: ... Daikin Altherma 3 H MT ECH O EPRA08EAV3 EPRA10EAV3 EPRA12EAV3 EPRA08EAW1 EPRA10EAW1 EPRA12EAW1 ETSH12P30EF ETSH12P50EF ETSHB12P30EF ETSHB12P50EF ETSX12P30EF ETSX12P50EF ETSXB12P30EF ETSXB12P50EF https daikintechnicaldatahub eu ...

Page 2: ...s for the outdoor unit 29 5 3 3 Possible options for the indoor unit 29 6 Application guidelines 33 6 1 Overview Application guidelines 33 6 2 Setting up the space heating cooling system 34 6 2 1 Single room 35 6 2 2 Multiple rooms One LWT zone 39 6 2 3 Multiple rooms Two LWT zones 44 6 3 Setting up bivalent heat sources 48 6 3 1 Setting up a direct auxiliary heat source for space heating 48 6 3 2...

Page 3: ...recautions when connecting the water piping 90 8 2 3 To connect the water piping 90 8 2 4 To connect a pressure vessel 94 8 2 5 To fill the heating system 95 8 2 6 To protect the water circuit against freezing 96 8 2 7 To fill the heat exchanger inside the storage tank 99 8 2 8 To fill the storage tank 99 8 2 9 To insulate the water piping 101 9 Electrical installation 102 9 1 About connecting the...

Page 4: ...ing 233 11 2 Precautions when commissioning 234 11 3 Checklist before commissioning 234 11 4 Checklist during commissioning 235 11 4 1 Minimum flow rate 235 11 4 2 Air purge function 236 11 4 3 Operation test run 238 11 4 4 Actuator test run 239 11 4 5 Underfloor heating screed dryout 240 12 Hand over to the user 244 13 Maintenance and service 245 13 1 Overview Maintenance and service 245 13 2 Mai...

Page 5: ...ion valves 262 15 1 2 Recovery mode In case of 3N models 7 segments display 263 15 1 3 Recovery mode In case of 1N models 7 LEDs display 265 15 2 To drain the storage tank 266 15 2 1 To drain the storage tank without a connected pressureless solar system 266 15 2 2 To drain the storage tank with a connected pressureless solar system 268 16 Technical data 270 16 1 Service space Outdoor unit 271 16 ...

Page 6: ...information for basic and advanced usage Format Digital files on http www daikineurope com support and manuals product information Installation manual Outdoor unit Installation instructions Format Paper in the box of the outdoor unit Installation manual Indoor unit Installation instructions Format Paper in the box of the indoor unit Installer reference guide Preparation of the installation good pr...

Page 7: ...ate the installation and configuration of heating systems To access Heating Solutions Navigator registration to the Stand By Me platform is required For more information see https professional standbyme daikin eu Daikin e Care Mobile app for installers and service technicians that allows you to register configure and troubleshoot heating systems The mobile app can be downloaded for iOS and Android...

Page 8: ...sheet Before performing maintenance and service tasks read the service manual For more information see the installer and user reference guide The unit contains rotating parts Be careful when servicing or inspecting the unit Symbols used in the documentation Symbol Explanation Indicates a figure title or a reference to it Example 1 3 Figure title means Figure 3 in chapter 1 Indicates a table title ...

Page 9: ...to do and know to install the electrical components of the system including information on how to prepare for an installation Configuration What to do and know to configure the system after it is installed Commissioning What to do and know to commission the system after it is configured Hand over to the user What to give and explain to the user Maintenance and service How to maintain and service t...

Page 10: ...frigerant WARNING Improper installation or attachment of equipment or accessories could result in electrical shock short circuit leaks fire or other damage to the equipment ONLY use accessories optional equipment and spare parts made or approved by Daikin WARNING Make sure installation testing and applied materials comply with applicable legislation on top of the instructions described in the Daik...

Page 11: ...ion of the unit Make sure the area is well ventilated Do NOT block any ventilation openings Make sure the unit is level Do NOT install the unit in the following places In potentially explosive atmospheres In places where there is machinery that emits electromagnetic waves Electromagnetic waves may disturb the control system and cause malfunction of the equipment In places where there is a risk of ...

Page 12: ...t Do NOT release them directly into the environment Use a vacuum pump to evacuate the installation NOTICE After all the piping has been connected make sure there is no gas leak Use nitrogen to perform a gas leak detection NOTICE To avoid compressor breakdown do NOT charge more than the specified amount of refrigerant When the refrigerant system is to be opened refrigerant MUST be treated according...

Page 13: ...tallation manual or installer reference guide of your application for more information NOTICE Make sure water quality complies with EU directive 2020 2184 2 1 5 Electrical DANGER RISK OF ELECTROCUTION Turn OFF all power supply before removing the switch box cover connecting electrical wiring or touching electrical parts Disconnect the power supply for more than 10 minutes and measure the voltage a...

Page 14: ...g of the earth leakage protector CAUTION When connecting the power supply connect the earth cable first before making the current carrying connections When disconnecting the power supply disconnect the current carrying cables first before separating the earth connection The length of the conductors between the power supply stress relief and the terminal block itself MUST be as such that the curren...

Page 15: ...nents box is connected securely Make sure all covers are closed before starting up the unit NOTICE ONLY applicable if the power supply is three phase and the compressor has an ON OFF starting method If there exists the possibility of reversed phase after a momentary black out and the power goes ON and OFF while the product is operating attach a reversed phase protection circuit locally Running the...

Page 16: ...te see 7 1 Preparing the installation site 466 WARNING Follow the service space dimensions in this manual for correct installation of the unit See 16 1 Service space Outdoor unit 4271 WARNING Follow the service space dimensions in this manual for correct installation of the unit See 7 1 3 Installation site requirements of the indoor unit 469 CAUTION Install the indoor unit at a minimum distance of...

Page 17: ...leave the unit unattended when the service cover is removed DANGER RISK OF ELECTROCUTION DANGER RISK OF BURNING SCALDING Piping installation see 8 Piping installation 485 DANGER RISK OF ELECTROCUTION During the filling process water can escape from any leaking point and can cause an electrical shock if it comes into contact with live parts Before the filling process de energise the unit After the ...

Page 18: ...on of glycols no automotive glycol is used because their corrosion inhibitors have a limited lifetime and contain silicates which can foul or plug the system galvanized pipes are NOT used in glycol systems since the presence may lead to the precipitation of certain components in the glycol s corrosion inhibitor Electrical installation see 9 Electrical installation 4102 DANGER RISK OF ELECTROCUTION...

Page 19: ...7 3 7 To remove the discharge grille and put the grille in safety position 480 WARNING The backup heater MUST have a dedicated power supply and MUST be protected by the safety devices required by the applicable legislation WARNING If the supply cord is damaged it MUST be replaced by the manufacturer its service agent or similarly qualified persons in order to avoid a hazard CAUTION Do NOT push or ...

Page 20: ... SCALDING WARNING When carrying out an inspection on the switch box of the unit ALWAYS make sure that the unit is disconnected from the mains Turn off the respective circuit breaker When a safety device was activated stop the unit and find out why the safety device was activated before resetting it NEVER shunt safety devices or change their values to a value other than the factory default setting ...

Page 21: ...it 26 4 1 Overview About the box This chapter describes what you have to do after the boxes with the outdoor and indoor unit are delivered on site Keep the following in mind At delivery the unit MUST be checked for damage Any damage MUST be reported immediately to the claims agent of the carrier Bring the packed unit as close as possible to its final installation position to prevent damage during ...

Page 22: ...F Daikin Altherma 3 H MT ECH O 4P663478 1 2021 07 Forklift or pallet truck Enter the pallet from the heavy side Manually After unpacking carry the unit using the slings attached to the unit See also 4 2 2 To unpack the outdoor unit 423 7 3 4 To install the outdoor unit 476 120 kg 4 ...

Page 23: ...4 About the box Installer reference guide 23 EPRA08 12EAV3 W1 ETSH X B 12P30 50EF Daikin Altherma 3 H MT ECH O 4P663478 1 2021 07 4 2 2 To unpack the outdoor unit 1 2 3 4 ...

Page 24: ...emperatures e Compressor cover piece f Installation manual Outdoor unit g Disposal manual Recovering refrigerant h Energy label i Discharge grille upper lower part j Installation manual Discharge grille NOTICE Unpacking When you remove the top packaging accessories hold the box containing the discharge grille to prevent it from falling 4 3 Indoor unit At delivery the unit MUST be checked for damag...

Page 25: ...he indoor unit 4 3 2 To remove the accessories from the indoor unit 1 1 1 1 1 1 1 7 1 20 1 g h i j k l m o n p 3 1 1 2 2 2 a b c d e f 1 q 1 r 1 s a Handles only required for transport b Thread cover c Spillover connector d Assembly wrench e Shut off valve f Flat gasket g O ring h Securing clip i Venting hose j Drain pan hose k Drain pan hose clamp l Cable fixation for strain relief m Cable tie n ...

Page 26: ...he unit NOTICE The indoor unit is top heavy as long as the storage tank is empty Secure the unit accordingly and only transport by using the handles If optional Backup Heater EKECBU is installed see the installation manual of the Backup Heater a Screw plug b Assembly wrench c Handle 1 Open the screw plugs on the front and back of the tank 2 Attach the handles horizontally and turn by 360 3 Use the...

Page 27: ...door unit 28 5 3 2 Possible options for the outdoor unit 29 5 3 3 Possible options for the indoor unit 29 5 1 Overview About the units and options This chapter contains information about Identifying the outdoor unit Identifying the indoor unit Combining the outdoor unit with options Combining the indoor unit with options 5 2 Identification 5 2 1 Identification label Outdoor unit Location Model ide...

Page 28: ...S Floor standing hydro split unit with integrated pressureless storage tank H H Heating only X Heating cooling B Integrated heat exchanger for bivalent heat generator 12 Capacity class P Integrated tank material Plastics 50 Integrated tank volume EF Model series 5 3 Combining units and options INFORMATION Certain options may NOT be available in your country 5 3 1 Possible combinations of indoor un...

Page 29: ...addendum book for optional equipment Room thermostat EKRTWA EKRTR1 You can connect an optional room thermostat to the indoor unit This thermostat can either be wired EKRTWA or wireless EKRTR1 For installation instructions see the installation manual of the room thermostat and addendum book for optional equipment Remote sensor for wireless thermostat EKRTETS You can use the remote indoor temperatur...

Page 30: ...ion between the switch box of the indoor unit and a PC It gives the possibility to update the software of the indoor unit For installation instructions see the installation manual of the PC cable Heat pump convector FWX For providing space heating cooling it is possible to use the following heat pump convectors FWXV floor standing model FWXT wall mounted model FWXM concealed model For installation...

Page 31: ... heater can only be connected to the main unit with the correct inline BUH connection kit EKECBUCO For installation instructions see the installation manual of the Backup Heater and see 9 3 3 To connect the backup heater power supply 4 120 and 9 3 4 To connect the backup heater to the main unit 4123 DB connector kit EKECDBCO To make the connection of a solar drainback system easier you can install...

Page 32: ...ikin Altherma 3 H MT ECH O 4P663478 1 2021 07 Solar drainback kit EKSRPS4 A solar drainback kit including solar pump and solar controller can be directly connected to the pressureless storage tank of the indoor unit For installation instructions see the installation manual of the solar drainback kit ...

Page 33: ...56 6 4 5 DHW pump for disinfection 56 6 5 Setting up the energy metering 57 6 5 1 Produced heat 57 6 5 2 Consumed energy 57 6 5 3 Normal kWh rate power supply 58 6 5 4 Preferential kWh rate power supply 59 6 6 Setting up the power consumption control 60 6 6 1 Permanent power limitation 61 6 6 2 Power limitation activated by digital inputs 61 6 6 3 Power limitation process 63 6 6 4 BBR16 power limi...

Page 34: ... thermostat ON OFF signal voltage free contact closed contact thermo ON open contact thermo OFF 6 2 Setting up the space heating cooling system The heat pump system supplies leaving water to heat emitters in one or more rooms Because the system offers a wide flexibility to control the temperature in each room you need to answer the following questions first How many rooms are heated or cooled by t...

Page 35: ...tion Setting Value Unit temperature control 2 9 Code C 07 2 Room thermostat Unit operation is decided based on the ambient temperature of the dedicated Human Comfort Interface Number of water temperature zones 4 4 Code 7 02 0 Single zone Main Benefits Highest comfort and efficiency The smart room thermostat functionality can decrease or increase the desired leaving water temperature based on the a...

Page 36: ...thermostat optional equipment EKRTR1 Configuration Setting Value Unit temperature control 2 9 Code C 07 1 External room thermostat Unit operation is decided by the external thermostat Number of water temperature zones 4 4 Code 7 02 0 Single zone Main External room thermostat for the main zone 2 A Code C 05 1 1 contact When the used external room thermostat or heat pump convector can only send a th...

Page 37: ...ectors For more information see The installation manual of the heat pump convectors The installation manual of the heat pump convector options The addendum book for optional equipment The space heating cooling demand signal is sent to one digital input on the indoor unit X12M 15 and X12M 22 The space operation mode is sent to the heat pump convectors by one digital output on the indoor unit X12M 9...

Page 38: ...g the electrical wiring to the unit see 9 2 Connections to the outdoor unit 4106 9 3 Connections to the indoor unit 4114 The heat pump convectors are directly connected to the indoor unit A shut off valve field supply is installed before the underfloor heating to prevent condensation on the floor during cooling operation The desired room temperature is set via the controller of the heat pump conve...

Page 39: ...t pump system Comfort The combination of the two heat emitter types provides The excellent heating comfort of the underfloor heating The excellent cooling comfort of the heat pump convectors 6 2 2 Multiple rooms One LWT zone If only one leaving water temperature zone is needed because the design leaving water temperature of all heat emitters is the same you do NOT need a mixing valve station cost ...

Page 40: ...ctly connected to the indoor unit The room temperature of the main room is controlled by the dedicated Human Comfort Interface BRC1HHDA used as room thermostat A thermostatic valve is installed before the underfloor heating in each of the other rooms INFORMATION Mind situations where the main room can be heated by another heating source Example Fireplaces Configuration Setting Value Unit temperatu...

Page 41: ...iable operation provide a minimum water flow as described in table To check the water volume and flow rate in 8 1 Preparing water piping 485 The user interface integrated in the indoor unit decides the space operation mode Mind that the operation mode on each room thermostat must be set to match the indoor unit The room thermostats are connected to the shut off valves but do NOT have to be connect...

Page 42: ... of the heat pump convectors The installation manual of the heat pump convector options The addendum book for optional equipment The user interface integrated in the indoor unit decides the space operation mode The heating or cooling demand signals of each heat pump convector are connected in parallel to the digital input on the indoor unit X12M 15 and X12M 22 The indoor unit will only supply leav...

Page 43: ...ng A shut off valve to prevent hot water supply when the room has no heating demand A shut off valve to prevent condensation on the floor during cooling operation of the rooms with heat pump convectors For each room with heat pump convectors The desired room temperature is set via the controller of the heat pump convectors There are different controllers and setups possible for the heat pump conve...

Page 44: ...st design temperature in cooling Additional zone Zone with the highest design temperature in heating and the lowest design temperature in cooling CAUTION If there is more than one leaving water zone ALWAYS install a mixing valve station in the main zone to decrease in heating increase in cooling the leaving water temperature when the additional zone has demand Typical example Room zone Heat emitte...

Page 45: ... a a f A E D b c g d e 2 System with hydraulic separator for main zone B C a a f A E D b c g d e h 3 System with hydraulic separator for both zones For this system a direct pump is required for the additional zone B C a a f A E D b c g d e i h A Additional leaving water temperature zone B Room 1 C Room 2 D Main leaving water temperature zone ...

Page 46: ...he bizone kit controller EKMIKPOA based on the heating request of the room The room temperature is controlled by the dedicated Human Comfort Interface BRC1HHDA used as room thermostat Ensure water circulation is possible in main zone when shut off valves are closed In cooling mode you can allow the underfloor heating main zone to provide refreshment no real cooling or NOT allow it If allowed Do NO...

Page 47: ...4 4 Code 7 02 1 Dual zone Main additional In case of heat pump convectors External room thermostat for the additional zone 3 A Code C 06 1 1 contact When the used external room thermostat or heat pump convector can only send a thermo ON OFF condition No separation between heating or cooling demand Bizone kit installed 9 P 1 Code E 0B 2 Yes A bizone kit is installed in order to add an additional te...

Page 48: ...For systems without indirect auxiliary boiler connected to the storage tank it is mandatory to install an electric backup heater to ensure safe operation for all conditions If no electric backup heater is installed the system automatically assumes availability of an indirect auxiliary boiler In this case storage tank set temperatures will only be reached reliably for all operating conditions if au...

Page 49: ...ld supply c Shut off valve field supply d Auxiliary boiler field supply e Aquastat valve field supply NOTICE Make sure the auxiliary boiler and its integration in the system complies with applicable legislation Daikin is NOT responsible for incorrect or unsafe situations in the auxiliary boiler system Make sure the return water to the heat pump does NOT exceed 60 C To do so Set the desired water t...

Page 50: ... temperature thermostat An electricity tariff contact A manually operated contact Setup Connect the following field wiring L N H Com A K2A K1A X12M BTI K2A K1A Indoor Auto Boiler 15 22 X Y Indoor BTI Boiler thermostat input A Auxiliary contact normally closed H Heating demand room thermostat optional K1A Auxiliary relay for activation of indoor unit field supply K2A Auxiliary relay for activation ...

Page 51: ...nd if allowed by the user space heating via tank heating support Whether heat pump or auxiliary boiler operates depends on outdoor and storage tank temperatures Setup 1 Integrate the auxiliary boiler as follows A B a b c d e A Main leaving water temperature zone B One single room a Dedicated Human Comfort Interface BRC1HHDA used as room thermostat b Auxiliary boiler field supply c BIV connector ki...

Page 52: ...either for domestic hot water heating only or also for space heating Set the tank boiler hysteresis See Intelligent tank manager 4223 for more information on configuration NOTICE Make sure the tank boiler hysteresis has enough differential to prevent frequent changeover between indoor unit and auxiliary boiler Because the outdoor temperature is measured by the outdoor unit air thermistor install t...

Page 53: ...t tank manager 4223 for more information on configuration 6 3 4 Setting up a solar system via bivalent heat exchanger Setup 1 Integrate the solar system as follows a b a Bivalent heat exchanger IN red b Bivalent heat exchanger OUT blue Configuration Via the user interface Select whether all other heat sources are stopped when solar energy is provided Select tank temperature above which all other h...

Page 54: ...mperature at a higher temperature example 53 C which is then mixed with cold water example 15 C The resulting domestic hot water temperature depends on this setpoint as well as the actual storage tank temperature Determining the DHW consumption Answer the following questions and calculate the DHW consumption equivalent hot water volume at 40 C using typical water volumes Question Typical water vol...

Page 55: ...if it is installed and activated However this consumes more energy We recommend to set the desired storage tank temperature below 55 C to avoid using the electrical resistance The higher the outdoor temperature the better the performance of the heat pump If energy prices are the same during the day and the night we recommend to heat up the storage tank during the day If energy prices are lower dur...

Page 56: ...ct the domestic hot water pump 4126 For installation instructions of the optional recirculation connection see the installation manual of the recirculation kit 141554 Configuration For more information see 10 Configuration 4141 You can program a schedule to control the DHW pump via the user interface For more information see the user reference guide 6 4 5 DHW pump for disinfection Setup b c d e a ...

Page 57: ...nterface you can read out the following energy data Produced heat Consumed energy You can read out the energy data For space heating For space cooling For domestic hot water production You can read out the energy data Per month Per year INFORMATION The calculated produced heat and consumed energy are an estimation the accuracy cannot be guaranteed 6 5 1 Produced heat INFORMATION The sensors used t...

Page 58: ...nergy Preferred method because of higher accuracy Requires external power meters Setup and configuration When using electrical power meters set the number of pulses kWh for each power meter via the user interface INFORMATION When measuring the electrical power consumption make sure ALL power input of the system is covered by the electrical power meters 6 5 3 Normal kWh rate power supply General ru...

Page 59: ...f one meter is insufficient The electrical meter cannot easily be installed in the electrical cabinet 230 V and 400 V three phase grids are combined very uncommon because of technical limitations of power meters Connection and setup Connect the second power meter to X15M 9 and X15M 10 See 9 3 6 To connect the electricity meters 4125 In the software the power consumption data of both meters is adde...

Page 60: ...Electrical cabinet L1 L2 L3 N Normal kWh rate power supply c Power meter L1 N d Power meter L1 L2 L3 N e Fuse L1 N f Fuse L1 L2 L3 N g Outdoor unit L1 N h Indoor unit L1 N i Backup heater L1 L2 L3 N 6 6 Setting up the power consumption control You can use the following power consumption controls For more information about the corresponding settings see Power consumption control 4213 Power consumpt...

Page 61: ...et a minimum power consumption of 3 6 kW to guarantee Defrost operation Otherwise if defrosting is interrupted several times the heat exchanger will freeze up Space heating and DHW production by allowing the backup heater step 1 6 6 1 Permanent power limitation Permanent power limitation is useful to assure a maximum power or current input of the system In some countries legislation limits the max...

Page 62: ...ire house lighting domestic appliances space heating a b A B C 1 2 3 4 5 A8P A Outdoor unit B Indoor unit C Energy management system a Power limitation activation 4 digital inputs b Backup heater optional Pi t DI4 DI3 DI1 a b Pi Power input t Time DI Digital inputs power limitation levels a Power limitation active b Actual power input Setup Demand PCB option EKRP1AHTA needed Maximum four digital i...

Page 63: ...s limited and turned OFF first The system limits power consumption in the following order 1 Turns OFF the backup heater 2 Limits the outdoor unit 3 Turns OFF the outdoor unit Example If the configuration is as follows Power limitation level does NOT allow operation of backup heater step 1 Then power consumption is limited as follows Ph Ce a b c A B Ph Produced heat Ce Consumed energy A Outdoor uni...

Page 64: ... an external temperature sensor You can connect one external temperature sensor It measures the indoor or outdoor ambient temperature We recommend to use an external temperature sensor in the following cases Indoor ambient temperature In room thermostat control the dedicated Human Comfort Interface BRC1HHDA used as room thermostat measures the indoor ambient temperature Therefore the Human Comfort...

Page 65: ... outdoor sensor and the addendum book for optional equipment Configuration Select outdoor sensor 9 B When the power saving functionality of the outdoor unit is active see Power saving function 4222 the outdoor unit is turned down to reduce standby energy losses As a result the outdoor ambient temperature is NOT read out If the desired leaving water temperature is weather dependent the full time ou...

Page 66: ...door unit 76 7 3 5 To provide drainage 77 7 3 6 To install the discharge grille 79 7 3 7 To remove the discharge grille and put the grille in safety position 80 7 4 Mounting the indoor unit 82 7 4 1 About mounting the indoor unit 82 7 4 2 Precautions when mounting the indoor unit 82 7 4 3 To install the indoor unit 82 7 4 4 To connect the drain hose to the drain 82 7 1 Preparing the installation s...

Page 67: ... outlet Do NOT install the unit in the following places Sound sensitive areas e g near a bedroom so that the operation noise will cause no trouble Note If the sound is measured under actual installation conditions the measured value might be higher than the sound pressure level mentioned in Sound spectrum in the data book due to environmental noise and sound reflections In places where a mineral o...

Page 68: ...rnal refrigerant circuit R32 but you do NOT have to do any refrigerant field piping or refrigerant charging Mind the following requirements and precautions WARNING Do NOT pierce or burn refrigerant cycle parts Do NOT use means to accelerate the defrosting process or to clean the equipment other than those recommended by the manufacturer Be aware that R32 refrigerant does NOT contain an odour WARNI...

Page 69: ...on site where the snow will NOT affect the unit If lateral snowfall is possible make sure that the heat exchanger coil is NOT affected by the snow If necessary install a snow cover or shed and a pedestal 7 1 3 Installation site requirements of the indoor unit INFORMATION Also read the precautions and requirements in the 2 General safety precautions 410 The indoor unit is designed for indoor instal...

Page 70: ...n space do the following before installing the unit in its final position 7 4 4 To connect the drain hose to the drain 482 The foundation must be strong enough to bear the weight of the unit Take the weight of the unit with a storage tank full of water into account Make sure in the event of a water leak water cannot cause any damage to the installation space and surroundings The foundation must be...

Page 71: ...1 2 3 4 3 7 2 3 To remove the transportation stay NOTICE If the unit is operated with the transportation stay attached abnormal vibration or noise may be generated The transportation stay protects the unit during transport During installation it must be removed a a Transportation stay 1 Open the switch box cover See 7 2 2 To open the outdoor unit 471 2 Remove the screws 5 from the transportation s...

Page 72: ...en closing the outdoor unit cover make sure that the tightening torque does NOT exceed 4 1 N m 1 1 2 3 2 4 4 3 3 3 1 7 2 5 To open the indoor unit NOTICE The top cover can only be removed if the switch box is lowered Overview a b a User interface panel b Switch box cover Open 1 Remove the user interface panel Open the hinges at the top and slide the interface panel downwards ...

Page 73: ...NOT damage or remove the foam sealing of the switch box 7 2 6 To lower the switch box of the indoor unit and remove the top cover During the installation you will need access to the inside of the indoor unit To have easier front access lower the switch box of the unit as follows Prerequisite The user interface panel has been removed 1 Loosen the screws 2 Lift up the switch box ...

Page 74: ...2EAV3 W1 ETSH X B 12P30 50EF Daikin Altherma 3 H MT ECH O 4P663478 1 2021 07 2 2 1 3 Lower the switch box 1 4 If necessary remove the top cover This is necessary in the following cases Connecting water piping Connecting BIV or DB kit Connecting backup heater ...

Page 75: ...e outdoor unit typically consists of the following stages 1 Providing the installation structure 2 Installing the outdoor unit 3 Providing drainage 4 Installing the discharge grille 5 Protecting the unit against snow and wind by installing a snow cover and baffle plates See 7 1 Preparing the installation site 466 7 3 2 Precautions when mounting the outdoor unit INFORMATION Also read the precaution...

Page 76: ...re the unit is positioned at least 100 mm above the maximum expected level of snow Anchor points 800 mm 479 Pedestal When installing on a pedestal make sure that the discharge grille still can be put in its safety position See 7 3 7 To remove the discharge grille and put the grille in safety position 480 8 0 0 479 a 150 mm 4 M12 a Make sure not to cover the drain hole in the bottom plate of the un...

Page 77: ...installation structure 4 M12 3 Remove the slings and screws and dispose of them 4 7 3 5 To provide drainage Make sure that condensation water can be evacuated properly Install the unit on a base to make sure that there is proper drainage in order to avoid ice accumulation Prepare a water drainage channel around the foundation to drain waste water away from the unit ...

Page 78: ...nstalled in a cold climate take adequate measures so that the evacuated condensate CANNOT freeze We recommend to do the following Insulate the drain hose Install a drain tube heater field supply To connect the drain tube heater see 9 2 1 To connect the electrical wiring to the outdoor unit 4107 NOTICE Provide at least 150 mm of free space below the unit Additionally make sure the unit is positione...

Page 79: ...le connect the electrical wiring Install the lower part of the discharge grille 1 Insert the hooks 2 Insert the ball studs 1 2 3 Fix the 2 lower screws 3 2 5 N m Install the upper part of the discharge grille NOTICE Vibrations Make sure the upper part of the discharge grille is attached seamlessly to the lower part to prevent vibrations 4 Align and attach the left side 5 Align and attach the middl...

Page 80: ... 9 6 5 N m 7 3 7 To remove the discharge grille and put the grille in safety position WARNING Rotating fan Before powering ON or servicing the outdoor unit make sure that the discharge grille covers the fan as protection against a rotating fan See 7 3 6 To install the discharge grille 479 7 3 7 To remove the discharge grille and put the grille in safety position 480 1 Remove the upper part of the ...

Page 81: ...P30 50EF Daikin Altherma 3 H MT ECH O 4P663478 1 2021 07 4 2 Remove the lower part of the discharge grille 4 3 Rotate the lower part of the discharge grille 4 Align the ball stud and hook on the grille with their counterparts on the unit 5 Insert the hook 6 Insert the ball stud ...

Page 82: ...eneral safety precautions 410 7 1 Preparing the installation site 466 7 4 3 To install the indoor unit 1 Lift the indoor unit from the pallet and place it on the floor Also see 4 3 3 To handle the indoor unit 426 2 Connect the drain hose to the drain See 7 4 4 To connect the drain hose to the drain 482 3 Slide the indoor unit into position NOTICE Level Make sure the unit is level 7 4 4 To connect ...

Page 83: ... to the spillover connector 5 Connect the drain hose to an appropriate drain Ensure the water can flow through the drain hose Ensure that the water level cannot mount above the overspill 6 Connect the drain pan hose to the drain pan connection and connect to an appropriate drain a a Drain pan hose 7 Connect the pressure relief valve to an appropriate drain in accordance with the applicable legisla...

Page 84: ...7 Unit installation Installer reference guide 84 EPRA08 12EAV3 W1 ETSH X B 12P30 50EF Daikin Altherma 3 H MT ECH O 4P663478 1 2021 07 a a Pressure relief valve ...

Page 85: ... into the piping can lead to excessive corrosion Connecting piping Legislation Make all piping connections in accordance with the applicable legislation and the instructions in the Installation chapter respecting the water inlet and outlet Connecting piping Force Do NOT use excessive force when connecting the piping Deformation of the piping can cause malfunctioning of the unit Connecting piping T...

Page 86: ...se materials that are compatible with water used in the system and with the materials used in the indoor unit Field supply components Water pressure and temperature Check that all components in the field piping can withstand the water pressure and water temperature Water pressure Space heating cooling circuit The maximum water pressure is 3 bar Provide adequate safeguards in the water circuit to e...

Page 87: ...occur Non brass metallic piping When using non brass metallic piping insulate the brass and non brass properly so that they do NOT make contact with each other This to prevent galvanic corrosion Expansion vessel A suitably sized expansion vessel must be installed in the water circuit in accordance with the applicable legislation No blocking elements shut off valves or similar are allowed between t...

Page 88: ... be necessary to install thermostatic mixing valves Hygienic measures The installation must be in compliance with the applicable legislation and may require additional hygienic installation measures Recirculation pump In accordance with the applicable legislation it may be required to connect a recirculation pump in between the hot water end point and the optional recirculation connection of the s...

Page 89: ...flow rate will NOT be displayed on the user interface In this case the minimum flow rate can be checked by way of the pump test check that the user interface does NOT display error 7H NOTICE When circulation in each or certain space heating loops is controlled by remotely controlled valves it is important that the minimum flow rate is guaranteed even if all valves are closed In case the minimum fl...

Page 90: ...ons when connecting the water piping INFORMATION Also read the precautions and requirements in the following chapters 2 General safety precautions 410 8 1 Preparing water piping 485 8 2 3 To connect the water piping NOTICE Do NOT use excessive force when connecting the field piping and make sure the piping is aligned properly Deformation of the piping can cause malfunctioning of the unit Outdoor u...

Page 91: ...nit field piping to the water connection pipes of the indoor unit Do NOT exceed the maximum tightening torque Thread size 1 25 30 N m To avoid damage apply the necessary countertorque with a suitable tool Ø7 mm 1 2 3 2 Remove the thermal insulation of the hydraulic block Open the vent valve on the pump by one turn Afterwards put the thermal insulation back on the hydraulic block NOTICE The thermal...

Page 92: ... a sealing Do NOT exceed the maximum tightening torque Thread size 1 25 30 N m To avoid damage apply the necessary countertorque with a suitable tool 2 Ø7 mm 1 3 5 Connect the domestic hot water in and out pipes to the indoor unit Do NOT exceed the maximum tightening torque Thread size 1 25 30 N m To avoid damage apply the necessary countertorque with a suitable tool 1 2 6 Cut open the top cover I...

Page 93: ...hydraulic lines suitably according to the spatial conditions This is valid for all water pipes d c b a e f a Space heating cooling water OUT screw connection 1 b Space heating cooling water IN screw connection 1 c Domestic hot water OUT screw connection 1 d Domestic cold water IN cold water supply screw connection 1 e Outdoor unit water OUT screw connection 1 f Outdoor unit water IN screw connecti...

Page 94: ...icable legislation It is recommended to install a pressure reducing valve on the cold water inlet in accordance with the applicable legislation An expansion vessel should be installed on the cold water inlet in accordance with the applicable legislation It is recommended to install the pressure relief valve on a higher position than the top of the storage tank Heating of the storage tank causes wa...

Page 95: ... Before the filling process de energise the unit After the first filling and before switching on the unit with the mains switch check whether all electric parts and connection points are dry 1 Connect a hose with a non return valve 1 2 and an external manometer field supply to a water tap and the fill and drain valve Secure the hose against slipping off j k e 1 B AB A e 2 50 45 100 0 CH Bypass B A...

Page 96: ... system is completely filled 8 2 6 To protect the water circuit against freezing About freeze protection Frost can damage the system To prevent the hydraulic components from freezing the software is equipped with special frost protection functions that include the activation of pump in case of low temperatures Water pipe freeze prevention see Water pipe freeze prevention 4209 Drain prevention Only...

Page 97: ...ion inhibitor NOTICE Glycol absorbs water from its environment Therefore do NOT add glycol that has been exposed to air Leaving the cap off the glycol container causes the concentration of water to increase The glycol concentration is then lower than assumed As a result the hydraulic components might freeze up after all Take preventive actions to ensure a minimal exposure of the glycol to air NOTI...

Page 98: ... piping can freeze Freeze protection by freeze protection valves About freeze protection valves It is the responsibility of the installer to protect the field piping against freezing When no glycol is added to the water you can use freeze protection valves at all lowest points of the field piping to drain the water from the system before it can freeze To install freeze protection valves To protect...

Page 99: ...n 8 2 7 To fill the heat exchanger inside the storage tank Following heat exchanger have to be filled with water before the storage tank can be filled The domestic hot water heat exchanger NOTICE To fill the domestic hot water heat exchanger use a field supply filling kit Make sure you comply with the applicable legislation 1 Open the shut off valve for the cold water supply 2 Open all hot water t...

Page 100: ...ection 2 Fill the storage tank until water spills from the spillover connection 3 Remove the hose b a a c b a Drainback connection b Spillover connection c Hose with non return valve 1 2 With installed drainback solar kit option 1 Combine the fill and drain kit option with the drainback solar kit option to fill the storage tank 2 Connect the hose with non return valve to the fill and drain kit Fol...

Page 101: ...ow table as a minimum with λ 0 039 W mK Piping length m Minimum insulation thickness mm 20 19 20 30 32 30 40 40 40 50 50 For other cases the minimum insulation thickness can be determined using the Hydronic Piping Calculation tool The Hydronic Piping Calculation tool also calculates the maximum hydronic piping length from the indoor unit to the outdoor unit based on the emitter pressure drop or th...

Page 102: ...9 3 5 To connect the shut off valve 124 9 3 6 To connect the electricity meters 125 9 3 7 To connect the domestic hot water pump 126 9 3 8 To connect the alarm output 127 9 3 9 To connect the space cooling heating ON OFF output 128 9 3 10 To connect the changeover to external heat source 129 9 3 11 To connect the power consumption digital inputs 130 9 3 12 To connect the safety thermostat normally...

Page 103: ...cords or connections from a star system They can cause overheating electrical shock or fire Do NOT install a phase advancing capacitor because this unit is equipped with an inverter A phase advancing capacitor will reduce performance and may cause accidents WARNING Rotating fan Before powering ON or servicing the outdoor unit make sure that the discharge grille covers the fan as protection against...

Page 104: ...asher Allowed NOT allowed Tightening torques Outdoor unit Item Tightening torque N m X1M 1 47 10 X2M M4 earth Indoor unit Item Tightening torque N m M4 X1M 1 2 M4 X12M X15M 0 88 10 Indoor unit BUH option Item Tightening torque N m M4 X6M 3V 6V 2 45 10 M4 X6M 9W 1 2 9 1 3 About electrical compliance Only for EPRA08 12EAV3 Equipment complying with EN IEC 61000 3 12 European International Technical S...

Page 105: ...her it is appropriate to connect the equipment in one of the preferential kWh rate power supply delivery systems available if any When the equipment is connected to such preferential kWh rate power supply the electricity company is allowed to interrupt power supply to the equipment for certain periods of time demand that the equipment ONLY consumes a limited amount of electricity during certain pe...

Page 106: ...Wh rate power supply activation power supply is interrupted immediately or after some time by the electricity company In this case the indoor unit must be powered by a separate normal power supply a Normal power supply b Preferential kWh rate power supply 1 Power supply for outdoor unit 2 Interconnection cable to indoor unit 3 Power supply for backup heater optional 4 Preferential kWh rate power s...

Page 107: ... the unit and route them through the factory mounted cable sleeves into the switch box d c2 b2 c1 b1 a1 a2 a1 a2 Power supply cable field supply b1 b2 Interconnection cable field supply c1 c2 optional Drain tube heater cable field supply d Cable sleeves factory mounted 4 Inside the switch box connect the wires to the appropriate terminals and fix the cables with cable ties See In case of V3 models...

Page 108: ...Power supply cable field supply b Field wiring F1B Overcurrent fuse field supply Recommended fuse 2 pole 32 A fuse C curve Q1DI Earth leakage circuit breaker 30 mA field supply 2 Interconnection cable indoor outdoor Route the cable through the frame Connect the wires to the terminal block make sure the numbers match with the numbers on the indoor unit and the earth screw Fix the cable with a cable...

Page 109: ... Optional Drain tube heater cable Make sure the heating element of the drain tube heater is completely inside the drain tube Route the cable through the frame Connect the wires to the terminal block and the earth screw Fix the cable with cable ties Wires 2 GND 0 75 mm Wiring must be double insulated Maximum power allowed for drain tube heater 115 W 0 5 A ...

Page 110: ...nnect X804A to X806A X806A X804A X805A INFORMATION Power saving function The power saving function is only applicable for V3 models For more information about the power saving function 9 F or overview field setting E 08 see Power saving function 4222 In case of W1 models 1 Power supply cable Route the cable through the frame Connect the wires to the terminal block Fix the cable with a cable tie Wi...

Page 111: ...K BLU YLW GRN a Power supply cable field supply b Field wiring F1B Overcurrent fuse field supply Recommended fuse 4 pole 16 A or 20 A fuse C curve Q1DI Earth leakage circuit breaker 30 mA field supply 2 Interconnection cable indoor outdoor Route the cable through the frame Connect the wires to the terminal block make sure the numbers match with the numbers on the indoor unit and the earth screw Fi...

Page 112: ... Optional Drain tube heater cable Make sure the heating element of the drain tube heater is completely inside the drain tube Route the cable through the frame Connect the wires to the terminal block and the earth screw Fix the cable with cable ties Wires 2 GND 0 75 mm Wiring must be double insulated Maximum power allowed for drain tube heater 115 W 0 5 A ...

Page 113: ...X B 12P30 50EF Daikin Altherma 3 H MT ECH O 4P663478 1 2021 07 1 2 9 2 2 To reposition the air thermistor on the outdoor unit This procedure is only necessary in areas with low ambient temperatures Required accessory delivered with the unit Thermistor fixture 1 2 3 Click 4 5 6 7 ...

Page 114: ... output 4127 Space cooling heating operation control See 9 3 9 To connect the space cooling heating ON OFF output 4128 Changeover to external heat source control See 9 3 10 To connect the changeover to external heat source 4129 Power consumption digital inputs See 9 3 11 To connect the power consumption digital inputs 4130 Safety thermostat See 9 3 12 To connect the safety thermostat normally clos...

Page 115: ... heat pump convector options Addendum book for optional equipment Wires 0 75 mm Maximum running current 100 mA For the main zone 2 9 Control 2 A Thermostat type For the additional zone 3 A Thermostat type 3 9 read only Control Remote outdoor sensor See Installation manual of the remote outdoor sensor Addendum book for optional equipment Wires 2 0 75 mm 9 B 1 1 External sensor Outdoor 9 B 2 Ext amb...

Page 116: ...ermostat without multi zoning base unit Installation manual of the wired room thermostat Addendum book for optional equipment Wired room thermostat with multi zoning base unit Installation manual of the wired room thermostat digital or analogue multi zoning base unit Addendum book for optional equipment In this case You need to connect the wired room thermostat digital or analogue to the multi zon...

Page 117: ...1 2021 07 If the switch box is lowered in service position while the electrical installation is done additional cable length has to be taken into account adequately The cable routing in normal position is longer than in service position All cables which will be connected to the switch box of the ECH2O must be fixed by strain relief ...

Page 118: ...le cables are connected to one of the terminals Otherwise the cables could be too short X12M 9 3 2 To connect the main power supply 1 Open the following see 7 2 5 To open the indoor unit 472 1 User interface panel 1 3 4 2 2 Switch box 3 Switch box cover 4 Top cover 2 Connect the main power supply In case of normal kWh rate power supply Interconnection cable Wires 3 GND 1 5 mm Power supply indoor u...

Page 119: ... Power supply indoor unit In case of preferential kWh rate power supply Interconnection cable Wires 3 GND 1 5 mm Power supply indoor unit Wires 1N GND Maximum running current 6 3 A Preferential kWh rate power supply contact Wires 2 0 75 1 25 mm Maximum length 50 m Preferential kWh rate power supply contact 16 V DC detection voltage supplied by PCB The voltage free contact shall ensure the minimum ...

Page 120: ...y contact 3 Fix the cable with cable ties to the cable tie mountings General information see 9 3 1 To connect the electrical wiring to the indoor unit 4116 9 3 3 To connect the backup heater power supply Backup heater type Power supply Wires EKECBU 3V 1N 230 V 2 GND 2 5 mm minimum EKECBU 6V 1N 230 V 2 GND 4 mm minimum ONLY flexible cords EKECBU 9W 3N 400 V 4 GND 2 5 mm minimum 9 3 Backup heater WA...

Page 121: ...13 A a Electrical equipment complying with EN IEC 61000 3 12 European International Technical Standard setting the limits for harmonic currents produced by equipment connected to public low voltage systems with input current 16 A and 75 A per phase b This equipment complies with EN IEC 61000 3 11 European International Technical Standard setting the limits for voltage changes voltage fluctuations ...

Page 122: ...0EF Daikin Altherma 3 H MT ECH O 4P663478 1 2021 07 X6M SWB2 3V 3V 1N 230 V 6V 6V 1N 230 V 9W 3N 400 V 1N 50 Hz 230 V AC SWB2 Q1DI N L 1 2 3 4 F1B 20A I I X6M Model power supply Connections to backup heater power supply 3V 3V 1N 230 V 1N 50 Hz 230 V AC SWB2 Q1DI N L 1 2 3 4 F1B 20A I I X6M ...

Page 123: ... AC SWB2 Q1DI L1 L2 L3 N X6M 1 2 3 4 5 6 F1B 20A I I I F1B Overcurrent fuse field supply Recommended fuse tripping class C Q1DI Earth leakage circuit breaker field supply SWB Switch box X6M Terminal field supply 9 3 4 To connect the backup heater to the main unit Wires The connection cables are already connected to the option backup heater EKECBU 9 3 Backup heater 1 Open the following see 7 2 5 To...

Page 124: ...age example In case of one LWT zone and a combination of underfloor heating and heat pump convectors install a shut off valve before the underfloor heating to prevent condensation on the floor during cooling operation For more information see the installer reference guide Wires 2 0 75 mm Maximum running current 100 mA 230 V AC supplied by PCB 2 D Shut off valve 1 Open the following see 7 2 5 To op...

Page 125: ...lectricity meters Wires 2 per meter 0 75 mm Electricity meters 12 V DC pulse detection voltage supplied by PCB 9 A Energy metering INFORMATION In case of an electricity meter with transistor output check the polarity The positive polarity MUST be connected to X15M 5 and X15M 9 the negative polarity to X5M 5 and X5M 3 1 Open the following see 7 2 5 To open the indoor unit 472 1 User interface panel...

Page 126: ... 1 To connect the electrical wiring to the indoor unit 4116 9 3 7 To connect the domestic hot water pump Wires 2 GND 0 75 mm DHW pump output Maximum load 2 A inrush 230 V AC 1 A continuous 9 2 2 DHW pump 9 2 3 DHW pump schedule 1 Open the following see 7 2 5 To open the indoor unit 472 1 User interface panel 1 3 4 2 2 Switch box 3 Switch box cover 4 Top cover 2 Connect the domestic hot water pump ...

Page 127: ...ral information see 9 3 1 To connect the electrical wiring to the indoor unit 4116 9 3 8 To connect the alarm output Wires 2 0 75 mm Maximum load 0 3 A 230 V AC Maximum load 1 A 5 V DC 9 D Alarm output 1 Open the following see 7 2 5 To open the indoor unit 472 1 User interface panel 1 3 4 2 2 Switch box 3 Switch box cover 4 Top cover 2 Connect the alarm output cable to the appropriate terminals as...

Page 128: ...1 To connect the electrical wiring to the indoor unit 4116 9 3 9 To connect the space cooling heating ON OFF output INFORMATION Cooling is only applicable in case of reversible models Wires 2 0 75 mm Maximum load 0 3 A 230 V AC Maximum load 1 A 5 V DC 1 Open the following see 7 2 5 To open the indoor unit 472 1 User interface panel 1 3 4 2 2 Switch box 3 Switch box cover 4 Top cover 2 Connect the ...

Page 129: ...ings General information see 9 3 1 To connect the electrical wiring to the indoor unit 4116 9 3 10 To connect the changeover to external heat source Wires 2 0 75 mm Maximum load 0 3 A 230 V AC Maximum load 1 A 5 V DC 9 C Bivalent 1 Open the following see 7 2 5 To open the indoor unit 472 1 User interface panel 1 3 4 2 2 Switch box 3 Switch box cover 4 Top cover 2 Connect the changeover to external...

Page 130: ...e mountings General information see 9 3 1 To connect the electrical wiring to the indoor unit 4116 9 3 11 To connect the power consumption digital inputs Wires 2 per input signal 0 75 mm Power limitation digital inputs 12 V DC 12 mA detection voltage supplied by PCB 9 9 Power consumption control 1 Open the following see 7 2 5 To open the indoor unit 472 1 User interface panel 1 3 4 2 2 Switch box ...

Page 131: ...07 1 2 3 3 Connect the power consumption digital inputs cable to the appropriate terminals as shown in the illustration below A B B A A8P M 1 0 8 X 1 2 3 4 5 1 2 4 5 S 6 S S 7 S S 8 S S 9 S 3 a 4 Fix the cable with cable ties to the cable tie mountings General information see 9 3 1 To connect the electrical wiring to the indoor unit 4116 ...

Page 132: ... of 15 V DC 10 mA 9 8 1 3 Benefit kWh power supply Safety thermostat 1 Open the following see 7 2 5 To open the indoor unit 472 1 User interface panel 1 3 4 2 2 Switch box 3 Switch box cover 4 Top cover 2 Connect the safety thermostat normally closed cable to the appropriate terminals as shown in the illustration below Note The jumper wire factory mounted must be removed from the respective termin...

Page 133: ...ty thermostat after it is installed Without configuration the unit will ignore the safety thermostat contact 9 3 13 To connect a Smart Grid This topic describes 2 possible ways to connect the indoor unit to a Smart Grid In case of low voltage Smart Grid contacts In case of high voltage Smart Grid contacts This requires the installation of the Smart Grid relay kit EKRELSG The 2 incoming Smart Grid ...

Page 134: ... 5 S S 10 4 3 X 5M 1 S S 4 10 9 a 2 1 a Jumper factory mounted If you also connect a safety thermostat Q4L replace the jumper with the safety thermostat wires S4S Smart Grid pulse meter 1 S10S Low voltage Smart Grid contact 1 2 S11S Low voltage Smart Grid contact 2 1 Connect the wiring as follows B A B X 5M 1 A X 5M 4 1 X 5M 3 1 S4S X 5M 10 1 X 5M 9 1 S10S X 5M 6 1 X 5M 5 1 S11S 2 1 3 4 5 6 9 10 7...

Page 135: ...6 3 4 K1A L N L N STEP 3 a b c d e f STEP 1 STEP 2 A1 A2 25 24 25 23 X1 M 2 K2A A1 A2 2 1 STEP 1 Smart Grid relay kit installation STEP 2 Low voltage connections STEP 3 High voltage connections 1 High voltage Smart Grid contact 1 2 High voltage Smart Grid contact 2 a b Coil sides of relays c d Contact sides of relays e Jumper factory mounted If you also connect a safety thermostat Q4L replace the ...

Page 136: ...installation Installer reference guide 136 EPRA08 12EAV3 W1 ETSH X B 12P30 50EF Daikin Altherma 3 H MT ECH O 4P663478 1 2021 07 X M 10 K1A X10M K2A 3 Install the components of the Smart Grid relay kit as follows 2 2 ...

Page 137: ...F Daikin Altherma 3 H MT ECH O 4P663478 1 2021 07 K1A K2A X15M X12M X 5M M X 1 12 3 4 5 6 X15M 3 X12M 23 X12M 24 X12M 25 X12M 25 X15M 5 X15M 4 X15M 6 23 24 25 4 Connect the low voltage wiring as follows B A B X 5M 1 A S4S X 5M 10 1 X 5M 9 1 5 9 10 5 Connect the high voltage wiring as follows ...

Page 138: ... 25 X M 12 24 X M 12 25 X M 12 23 1 2 23 L2 L1 N N 6 Fix the cable with cable ties to the cable tie mountings General information see 9 3 1 To connect the electrical wiring to the indoor unit 4116 9 3 14 To connect the WLAN cartridge delivered as accessory D Wireless gateway 1 Insert the WLAN cartridge into the cartridge slot on the user interface of the indoor unit ...

Page 139: ...oor unit 472 1 User interface panel 1 3 4 2 2 Switch box 3 Switch box cover 4 Top cover 2 Connect the solar input cable as shown in the illustration below A A B B 13 14 X 5M 1 13 14 Solar input 3 Fix the cable with cable ties to the cable tie mountings General information see 9 3 1 To connect the electrical wiring to the indoor unit 4116 9 3 16 To connect the DHW output Wires 2 0 75 mm Maximum run...

Page 140: ...User interface panel 1 3 4 2 2 Switch box 3 Switch box cover 4 Top cover 2 Connect the DHW signal cable as shown in the illustration below A B A B X 2M 1 1112 DHW output Max load 0 3 A 230 V AC 12 11 3 Fix the cable with cable ties to the cable tie mountings General information see 9 3 1 To connect the electrical wiring to the indoor unit 4116 ...

Page 141: ...t curves 159 10 5 Settings menu 161 10 5 1 Malfunctioning 161 10 5 2 Room 161 10 5 3 Main zone 165 10 5 4 Additional zone 175 10 5 5 Space heating cooling 180 10 5 6 Tank 189 10 5 7 User settings 194 10 5 8 Information 199 10 5 9 Installer settings 201 10 5 10 Commissioning 228 10 5 11 User profile 228 10 5 12 Operation 229 10 5 13 WLAN 229 10 6 Menu structure Overview user settings 231 10 7 Menu ...

Page 142: ...rent methods However NOT all settings are accessible via both methods If so the corresponding table columns in this chapter are set to N A not applicable Method Column in tables Accessing settings via the breadcrumb in the home menu screen or the menu structure To enable breadcrumbs press the button in the home screen For example 2 9 Accessing settings via the code in the overview field settings C...

Page 143: ...tings can be configured via the menu structure If for any reason it is required to change a setting using the overview settings then the overview settings can be accessed as follows 1 Set the user permission level to Installer See To change the user permission level 4142 2 Go to 9 I Installer settings Overview field settings 3 Turn the left dial to select the first part of the setting and confirm ...

Page 144: ...AB4 kit is required 1 Connect the USB connector of the cable to your PC 2 Connect the plug of the cable to X10A on A1P of the switch box of the indoor unit A1P X10A 3 Pay special attention to the position of the plug 2 3 4 5 H J S T 10 2 Configuration wizard After first power ON of the system the user interface will guide you using the configuration wizard This way you can set the most important i...

Page 145: ...ber of zones 4 4 10 5 5 Space heating cooling 4180 Glycol Filled system overview field setting E 0D 10 5 9 Installer settings 4201 Solar 9 2 4 10 5 9 Installer settings 4201 Backup heater Voltage 9 3 2 Backup heater 4203 Configuration 9 3 3 Capacity step 1 9 3 4 Additional capacity step 2 9 3 5 if applicable Main zone Emitter type 2 7 10 5 3 Main zone 4165 Control 2 9 Setpoint mode 2 4 Heating WD ...

Page 146: ...ating WD curve 3 5 if applicable Cooling WD curve 3 6 if applicable Schedule 3 1 WD curve type 3 C read only Tank Heat up mode 5 6 10 5 6 Tank 4189 Hysteresis 5 9 10 3 Possible screens 10 3 1 Possible screens Overview The most common screens are as follows a OR b c c2 c4 c1 c3 a Home screen b Main menu screen c Lower level screens c1 Setpoint screen c2 Detailed screen with values c3 Screen with we...

Page 147: ...ugh the list of the main menu Go to the main menu screen Enable disable breadcrumbs Item Description a Domestic hot water a1 Domestic hot water a2 55 Measured tank temperature a b Disinfection Powerful Disinfection mode active Powerful operation mode active c Emergency Heat pump failure and system operates in Emergency mode or heat pump is forced off d Current date and time e Smart energy e1 Smart...

Page 148: ... No room thermostat installed or set Unit operation is decided based on the leaving water temperature regardless of the actual room temperature and or heating demand of the room i2 Installed heat emitter type Underfloor heating Fancoil unit Radiator i3 21 Measured room temperature a i4 35 Leaving water temperature setpoint a j Holiday mode Holiday mode active k Additional zone k1 Installed room th...

Page 149: ...ist Enter the submenu Enable disable breadcrumbs Submenu Description 0 or Malfunctioning Restriction Only displayed if a malfunction occurs See 14 4 1 To display the help text in case of a malfunction 4256 for more information 1 Room Restriction Only displayed if a dedicated Human Comfort Interface BRC1HHDA used as room thermostat is controlling the indoor unit Set the room temperature 2 Main zone...

Page 150: ...ller Perform tests and maintenance B User profile Change the active user profile C Operation Turn heating cooling functionality and domestic hot water preparation on or off D Wireless gateway Restriction Only displayed if a wireless LAN WLAN is installed Contains settings needed when configuring the Daikin Residential Controller app 10 3 4 Menu screen Example 7 1 Language Time date Holiday Possibl...

Page 151: ...scription Minimum temperature limit a1 Fixed by the unit a2 Restricted by the installer Maximum temperature limit b1 Fixed by the unit b2 Restricted by the installer Current temperature c Measured by the unit Desired temperature d Turn the right dial to increase decrease Submenu e Turn or press the left dial to go to the submenu 10 3 6 Detailed screen with values Example a b c a b c 7 2 1 Time dat...

Page 152: ...ble if room thermostat control is active If leaving water temperature control is active you can program the main zone schedule instead 1 Go to the schedule 2 optional Clear the content of the whole week schedule or the content of a selected day schedule 3 Program the schedule for Monday 4 Copy the schedule to the other weekdays 5 Program the schedule for Saturday and copy it to Sunday 6 Give the s...

Page 153: ...er defined 1 2 Select Edit Delete Edit Copy 3 Use the left dial to select an entry and edit the entry with the right dial You can program up to 6 actions each day On the bar a high temperature has a darker colour than a low temperature 0 6 00 8 30 17 30 20 C 18 C 22 00 18 C 21 C 12 24 Mon Note To clear an action set its time as the time of the previous action 4 Confirm the changes Result The sched...

Page 154: ...ser defined 1 2 Select Copy Delete Edit Copy Result Next to the copied day C is displayed 3 Select Tuesday Mon Sat Wed Fri Thu Tue Sun User defined 1 C 4 Select Paste Delete Edit Copy Paste Result Mon Sat Wed Fri Thu Tue Sun User defined 1 C 5 Repeat this action for all other weekdays Mon Sat Wed Fri Thu Tue Sun User defined 1 C To program the schedule for Saturday and copy it to Sunday 1 Select S...

Page 155: ...r defined 1 C To rename the schedule 1 Select the name of the current schedule Mon Sat Wed Fri Thu Tue Sun User defined 1 2 Select Rename Delete Rename Select 3 optional To delete the current schedule name browse through the character list until is displayed then press to remove the previous character Repeat for each character of the schedule name 4 To name the current schedule browse through the ...

Page 156: ...rve To be able to compensate for differences in temperature the unit relies on its weather dependent curve This curve defines how much the temperature of the tank or leaving water must be at different outdoor temperatures Because the slope of the curve depends on local circumstances such as climate and the insulation of the house the curve can be adjusted by an installer or user Types of weather d...

Page 157: ...changes and proceed 10 4 3 Slope offset curve Slope and offset Define the weather dependent curve by its slope and offset Change the slope to differently increase or decrease the temperature of the leaving water for different ambient temperatures For example if leaving water temperature is in general fine but at low ambient temperatures too cold raise the slope so that leaving water temperature is...

Page 158: ...erature at X1 is unequally higher than the preferred temperature at X2 When offset is changed the new preferred temperature at X1 is equally higher as the preferred temperature at X2 c Slope d Offset e Selected weather dependent zone Main zone or additional zone heating Main zone or additional zone cooling Domestic hot water X1 X2 Examples of outdoor ambient temperature Y1 Y2 Y3 Y4 Examples of des...

Page 159: ...oint mode WD heating fixed cooling OR Weather dependent Main zone Cooling 2 4 Main zone Setpoint mode Weather dependent Additional zone Heating 3 4 Additional zone Setpoint mode WD heating fixed cooling OR Weather dependent Additional zone Cooling 3 4 Additional zone Setpoint mode Weather dependent Tank 5 B Tank Setpoint mode Restriction Only available to installers Weather dependent To change the...

Page 160: ...e maximum or minimum setpoint is reached the curve flattens out To fine tune the weather dependent curve slope offset curve The following table describes how to fine tune the weather dependent curve of a zone or tank You feel Fine tune with slope and offset At regular outdoor temperatures At cold outdoor temperatures Slope Offset OK Cold OK Hot Cold OK Cold Cold Cold Hot Hot OK Hot Cold Hot Hot To...

Page 161: ...ration User profile Main zone 10 5 2 Room Overview The following items are listed in the submenu 1 Room Main zone Malfunctioning Operation Additional zone 1 Room Setpoint screen 1 1 Schedule 1 2 Heating schedule 1 3 Cooling schedule 1 4 Antifrost 1 5 Setpoint range 1 6 Room sensor offset 1 7 Room sensor offset Setpoint screen Control the room temperature of the main zone via setpoint screen 1 Room...

Page 162: ... room thermostat and C 2 Space heating cooling Off or if 2 9 Control Leaving water In the above cases Antifrost will heat the space heating water to a reduced setpoint when the outdoor temperature is lower than 6 C Main zone unit control method 2 9 Description Leaving water temperature control C 07 0 Room frost protection is NOT guaranteed External room thermostat control C 07 1 Allow for the exte...

Page 163: ... mode Heating The unit will supply leaving water to the heat emitters to heat up the room according to normal logic Space heating cooling On and Operation mode Cooling There is no room frost protection External room thermostat control C 07 1 Under external room thermostat control room frost protection is guaranteed by the external room thermostat provided that C 2 Space heating cooling On and 9 5 ...

Page 164: ...t will supply leaving water to the heat emitters to heat up the room again Code Description 1 4 1 2 06 Activation 0 No Antifrost functionality is OFF 1 Yes Antifrost functionality is on 1 4 2 2 05 Room setpoint 4 C 16 C INFORMATION When the dedicated Human Comfort Interface BRC1HHDA used as room thermostat is disconnected because of incorrect wiring or damage of the cable then room frost protectio...

Page 165: ... Human Comfort Interface BRC1HHDA used as room thermostat Offset on the actual room temperature measured by the Human Comfort Interface 5 C 5 C step 0 5 C 1 7 2 09 Room sensor offset external room sensor option Only applicable if the external room sensor option is installed and configured 5 C 5 C step 0 5 C Room comfort setpoint Restriction Only applicable if Smart Grid is enabled 9 8 4 Smart grid...

Page 166: ... screen 2 Main zone See 10 3 5 Setpoint screen 4150 Schedule Indicate if the temperature of the leaving water is defined according to a schedule or not Influence of the LWT setpoint mode 2 4 is as follows In Fixed LWT setpoint mode the scheduled actions consist of desired leaving water temperatures either preset or custom In Weather dependent LWT setpoint mode the scheduled actions consist of desi...

Page 167: ...rature for heating does NOT depend on the outdoor ambient temperature for cooling In Weather dependent mode the desired leaving water temperature depends on the outdoor ambient temperature Code Description 2 4 N A Setpoint mode Fixed WD heating fixed cooling Weather dependent When weather dependent operation is active low outdoor temperatures will result in warmer water and vice versa During weath...

Page 168: ...erature 40 C 5 C 1 01 High outdoor ambient temperature 10 C 25 C 1 02 Desired leaving water temperature when the outdoor temperature equals or drops below the low ambient temperature 9 01 C 9 00 C Note This value should be higher than 1 03 as for low outdoor temperatures warmer water is required 1 03 Desired leaving water temperature when the outdoor temperature equals or rises above the high ambi...

Page 169: ...water is required 1 09 Desired leaving water temperature when the outdoor temperature equals or rises above the high ambient temperature 9 03 C 9 02 C Note This value should be lower than 1 08 as for high outdoor temperatures colder water is required Emitter type Heating up or cooling down the main zone can take longer This depends on The water volume of the system The heater emitter type of the m...

Page 170: ...nt that in heating the zone with the lowest water temperature is configured as the main zone and the zone with the highest water temperature is configured as the additional zone NOTICE If there are 2 zones and the emitter types are wrongly configured water of high temperature can be sent towards a low temperature emitter underfloor heating To avoid this Install an aquastat thermostatic valve to av...

Page 171: ...ign and selection of the heat emitters The desired leaving water temperature is the result of several settings preset values shift values weather dependent curves modulation As a result too high or too low leaving water temperatures could occur which lead to overtemperatures or capacity shortage By limiting the leaving water temperature range to adequate values depending on the heat emitter such s...

Page 172: ... thermostat is used the external room thermostat will control the room frost protection However the room frost protection is only possible if C 2 Space heating cooling On Code Description 2 A C 05 External room thermostat type for the main zone 1 1 contact The used external room thermostat can only send a thermo ON OFF condition There is no separation between heating or cooling demand The room the...

Page 173: ...ween leaving water temperature setpoint and inlet temperature at startup INFORMATION If the main zone or the additional zone has a heating demand and this zone is equipped with radiators then the target delta T that the unit will use in heating operation will be 10 C fixed If the zones are not equipped with radiators then in heating the unit will give priority to the target delta T for the additio...

Page 174: ...an only be read out on the user interface 2 C 2 8 06 Max modulation 0 C 10 C This is the temperature value by which the desired leaving water temperature is increased or decreased INFORMATION When leaving water temperature modulation is enabled the weather dependent curve needs to be set to a higher position than 8 06 plus the minimum leaving water temperature setpoint required to reach a stable c...

Page 175: ... The shut off valve 0 No is NOT influenced by heating or cooling demand 1 Yes closes when there is NO heating or cooling demand INFORMATION The setting F 0B is only valid when there is a thermostat or external room thermostat request setting NOT in case of leaving water temperature setting During cooling If F 0B is enabled the shut off valve closes when the unit is running in cooling operation mod...

Page 176: ...erature for the additional zone via setpoint screen 3 Additional zone See 10 3 5 Setpoint screen 4150 Schedule Indicates if the desired leaving water temperature is according to a schedule See 10 5 3 Main zone 4165 Code Description 3 1 N A Schedule No Yes Heating schedule Define a heating temperature schedule for the additional zone via 3 2 Heating schedule See 10 3 7 Schedule screen Example 4152 ...

Page 177: ...oor temperature 0 03 Low outdoor ambient temperature 40 C 5 C 0 02 High outdoor ambient temperature 10 C 25 C 0 01 Desired leaving water temperature when the outdoor temperature equals or drops below the low ambient temperature 9 05 C 9 06 C Note This value should be higher than 0 00 as for low outdoor temperatures warmer water is required 0 00 Desired leaving water temperature when the outdoor te...

Page 178: ...eratures less cold water is required 0 04 Desired leaving water temperature when the outdoor temperature equals or rises above the high ambient temperature 9 07 C 9 08 C Note This value should be lower than 0 05 as for high outdoor temperatures colder water is required Emitter type For more information about Emitter type see 10 5 3 Main zone 4165 Code Description 3 7 2 0D Emitter type 0 Underfloor...

Page 179: ...55 C 3 8 3 9 07 Cooling minimum 5 C 18 C 3 8 4 9 08 Cooling maximum 18 C 22 C Control The control type for the additional zone is read only It is determined by the control type of the main zone See 10 5 3 Main zone 4165 Code Description 3 9 N A Control Leaving water if the control type of the main zone is Leaving water External room thermostat if the control type of the main zone is External room ...

Page 180: ...can choose which method you want to use In 3 C WD curve type the chosen method is shown read only same value as in 2 E Code Description 2 E 3 C N A 2 points Slope Offset 10 5 5 Space heating cooling Overview The following items are listed in the submenu 4 Space heating cooling Tank Additional zone Main zone User settings 4 Space heating cooling 4 1 Operation mode 4 2 Operation mode schedule 4 3 Op...

Page 181: ...When the unit is not in operation the status indicator will show a blue pulsation with an interval of approximately 5 seconds While the unit is in operation the status indicator will light up blue constantly To set the space operation mode 1 Go to 4 1 Space heating cooling Operation mode 2 Select one of the following options Heating Only heating mode Cooling Only cooling mode Automatic The operati...

Page 182: ...ion mode remains unchanged Operation range Depending on the average outdoor temperature the operation of the unit in space heating or space cooling is prohibited Code Description 4 3 1 4 02 Space heating off temperature When the averaged outdoor temperature rises above this value space heating is turned off a 14 C 35 C 4 3 2 F 01 Space cooling off temperature When the averaged outdoor temperature ...

Page 183: ...over settings related to the indoor temperature Only applicable when Automatic is selected and the system is configured in room thermostat control with 1 leaving water temperature zone and quick heat emitters N A 4 0B Hysteresis ensures that changeover is only done when necessary The space operation only changes from heating to cooling when the room temperature rises above the desired cooling temp...

Page 184: ...ing station NOTICE NOT configuring the system in the following way can cause damage to the heat emitters If there are 2 zones it is important that in heating the zone with the lowest water temperature is configured as the main zone and the zone with the highest water temperature is configured as the additional zone NOTICE If there are 2 zones and the emitter types are wrongly configured water of h...

Page 185: ...on Remark Continuous pump operation requires more energy than sample or request pump operation a b c d b c a Space heating cooling control b Off c On d Pump operation 4 5 F 0D 1 Sample The pump is ON when there is heating or cooling demand as the leaving water temperature has not yet reached the desired temperature yet When thermo OFF condition occurs the pump runs every 3 minutes to check the wat...

Page 186: ...ng only Pump limitation The pump speed limitation defines the maximum pump speed In normal conditions the default setting should NOT be modified The pump speed limitation will be overruled when the flow rate is in the range of the minimum flow error 7H In most cases instead of using 9 0D 9 0E you can prevent flow noises by performing hydraulic balancing Code Description 4 7 9 0D Restriction Only d...

Page 187: ...pump speed limitation is applicable When there is heating output the pump speed is only determined by delta T in relation to the required capacity With this limitation range delta T is possible and the comfort is guaranteed During sampling operation the pump runs for a short time to measure the water temperatures which indicate if operation is required or not 5 90 pump speed during sampling 6 80 p...

Page 188: ...operation 0 Disabled if outdoor temperature is higher than 4 02 or lower than F 01 depending on heating cooling operation mode 1 Possible at all outdoor temperatures Increase around 0 C Use this setting to compensate for possible heat losses of the building due to the evaporation of melted ice or snow e g in cold region countries In heating operation the desired leaving water temperature is locall...

Page 189: ... heating cooling Additional zone Information 5 Tank Setpoint screen 5 1 Powerful operation 5 5 Schedule 5 6 Heat up mode 5 7 Disinfection 5 8 Maximum 5 9 Hysteresis 5 B Setpoint mode 5 C WD curve 5 D Margin 5 E WD curve type INFORMATION To make tank defrost possible we recommend a minimum tank temperature of 35 C Tank setpoint screen You can set the storage tank temperature using the setpoint scre...

Page 190: ...ing cooling interruptions will happen Schedule You can set the tank temperature schedule using the schedule screen For more information about this screen see 10 3 7 Schedule screen Example 4152 Heat up mode The domestic hot water can be prepared in 2 different ways They differ from each other by the way the desired tank temperature is set and how the unit acts upon it Code Description 5 6 6 0D Hea...

Page 191: ...in field setting 2 03 after a disinfection operation When the high domestic hot water temperature can be a potential risk for human injuries a mixing valve field supply shall be installed at the domestic hot water out connection of the storage tank This mixing valve shall secure that the hot water temperature at the hot water tap never rise above a set maximum value This maximum allowable hot wate...

Page 192: ...it the temperatures at the hot water taps INFORMATION During disinfection of the water inside the domestic hot water heat exchanger coil by periodically heating the storage tank to a specific temperature the DHW temperature can exceed this maximum temperature INFORMATION Limit the maximum hot water temperature according to the applicable legislation Code Description 5 8 6 0E Maximum The maximum te...

Page 193: ...he high ambient temperature 35 C 6 0E C Margin In domestic hot water operation the following hysteresis value can be set for the heat pump operation Code Description 5 D 6 01 The temperature difference determining the heat pump OFF temperature Range 0 C 10 C Example setpoint TU maximum heat pump temperature 6 01 THP MAX 6 01 t TDHW THP ON THP OFF THP MAX TU TBUH OFF 6 01 6 00 TU 60 C THP MAX 50 C ...

Page 194: ... TDHW Domestic hot water temperature TU User setpoint temperature as set on the user interface t Time INFORMATION The maximum heat pump temperature depends on the ambient temperature For more information see the operation range WD curve When weather dependent operation is active the desired tank temperature is determined automatically depending on the averaged outdoor temperature low outdoor tempe...

Page 195: ... holiday mode is active space heating cooling operation and domestic hot water operation will be turned off Room frost protection and anti legionella operation will remain active Typical workflow Using holiday mode typically consists of the following stages 1 Setting the starting date and ending date of your holiday 2 Activating the holiday mode To check if holiday mode is activated and or running...

Page 196: ...iet mode 1 Go to 7 4 1 User settings Quiet Activation 2 Do one of the following If you want to Then Completely deactivate quiet mode Select Off Manually activate a quiet mode level Select the applicable quiet mode level Example Most quiet Use and program a quiet mode schedule Select Automatic Go to 7 4 2 Schedule and program the schedule For more information about scheduling see 10 3 7 Schedule sc...

Page 197: ...ttings Gas price 2 Select the correct gas price 3 Confirm the changes INFORMATION Price value ranging from 0 00 990 valuta kWh with 2 significant values To set the electricity price 1 Go to 7 5 1 7 5 2 7 5 3 User settings Electricity price High Medium Low 2 Select the correct electricity price 3 Confirm the changes 4 Repeat this for all three electricity prices INFORMATION Price value ranging from...

Page 198: ...te the value for the gas price with the following formula Actual gas price Incentive kWh 0 9 For the procedure to set the gas price see To set the gas price 4197 To set the electricity price in case of an incentive per kWh renewable energy Calculate the value for the electricity price with following formula Actual electricity price Incentive kWh For the procedure to set the electricity price see T...

Page 199: ...e heating space cooling and storage tank heating Additionally the storage tank heat provided e g by a solar system used for space heating can be read out Produced heat Tank This heat is NOT included in the sum of the produced heat The energy flow screen Energy data Energy flow visualizes the various energy flows A highlighted arrow shows a current energy flow e g from the tank to the space heating...

Page 200: ... a3 Backup heater is activated a4 Boiler is activated b Actuator status b1 Pump is running b2 Heat pump is operating b3 Backup heater is activated b4 Tank valve is turning Valve position b5 Bypass valve is turning Valve position c Sensor values c1 R1T Leaving water temperature C c2 R2T Leaving water temperature after BUH C c3 R3T Liquid line refrigerant temperature C c4 R4T Return water temperatur...

Page 201: ... Actuators Status mode of each actuator Example Domestic hot water pump ON OFF 8 6 Operation modes Current operation mode Example Defrost oil return mode 8 7 About Version information about the system 8 8 Connection status Information about the connection status of the unit the room thermostat and the LAN adapter 8 9 Running hours Running hours of specific system components 8 B Piping diagram Real...

Page 202: ...efrost 9 I Overview field settings 9 N Export MMI settings 9 O Intelligent tank management 9 P Bizone kit Configuration wizard After first power ON of the system the user interface will guide you using the configuration wizard This way you can set the most important initial settings This way the unit will be able to run properly Afterwards more detailed settings can be done via the menu structure ...

Page 203: ...hedule to determine when to turn on and off the pump When turned on the pump runs and makes sure hot water is instantly available at the tap To save energy only turn on the pump during periods of the day when instant hot water is necessary Solar This setting determines whether a solar system is installed and for which purposes the solar energy should be used Code Description 9 2 4 D 07 0 None NOT ...

Page 204: ...ity of the second step in emergency Code Description 9 3 3 4 0A 0 Relay 1 1 Relay 1 Relay 1 2 2 Relay 1 Relay 2 3 Relay 1 Relay 2 Emergency Relay 1 2 INFORMATION Settings 9 3 3 and 9 3 5 are linked Changing one setting influences the other If you change one check if the other is still as expected INFORMATION During normal operation the capacity of the second step of the backup heater at nominal vo...

Page 205: ...ter configuration Maximum capacity Code Description 9 3 9 4 07 Maximum capacity that should be delivered by the backup heater Range 1 kW 3 kW Step 1 kW Equilibrium Code Description 9 3 6 5 00 Equilibrium Deactivate backup heater and tank heating support in case of a bivalent system above the equilibrium temperature for space heating 0 No 1 Yes 9 3 7 5 01 Equilibrium temperature Outdoor temperature...

Page 206: ...ace heating When Emergency is set to Manual and a heat pump failure occurs the domestic hot water heating and space heating stops To manually recover it via the user interface go to the Malfunctioning main menu screen and confirm whether the backup heater can take over the heat load or not Alternatively when Emergency is set to auto SH reduced DHW on space heating is reduced but domestic hot water...

Page 207: ... For small capacity boilers this may lead to capacity shortages in case of emergency If the boiler is directly connected to the space heating circuit it does NOT act as emergency heater Compressor forced off Compressor forced off mode can be activated to only allow the backup heater or auxiliary boiler to provide domestic hot water and space heating When this mode is activated Heat pump operation ...

Page 208: ...eated with the backup heater If an auxiliary boiler is connected to the tank At ambient temperatures below 5 03 only the boiler is used for domestic hot water heating 9 6 2 5 03 Priority temperature Used for calculation of anti recycling timer If 5 02 1 it defines the outdoor temperature below which the backup heater will assist during domestic hot water heating 5 01 Equilibrium temperature and 5 ...

Page 209: ...ration Domestic hot water heating stops even when the target domestic hot water temperature is NOT reached The actual maximum running time also depends on setting 8 04 When Control Room thermostat This preset value is only taken into account if there is a request for space heating or cooling If there is NO request for space heating cooling the tank is heated until the setpoint has been reached Whe...

Page 210: ...em does not have a booster heater Only set D 00 to the values in the table below D 00 Backup heater Compressor 0 Forced OFF Forced OFF 2 Allowed Smart Grid operation modes The 2 incoming Smart Grid contacts see 9 3 13 To connect a Smart Grid 4133 can activate the following Smart Grid modes Smart Grid contact 9 8 5 Smart grid operation mode 1 2 0 0 Free running 0 1 Forced off 1 0 Recommended on 1 1...

Page 211: ...ve buffering with electrical heater is NOT possible in Forced on and Recommended on operation modes Code Description 9 8 2 D 00 Restriction Only applicable if 9 8 4 is NOT set to Smart grid Allow heater Which heaters are allowed to operate during preferential kWh rate power supply 0 No None 1 Only BSH Booster heater only 2 Only BUH Backup heater only 3 All All heaters See also below table Allowed ...

Page 212: ...restart function 2 Closed The outdoor unit is connected to a preferential kWh rate power supply When the preferential kWh rate signal is sent by the electricity company the contact will close and the unit will go in forced off mode When the signal is released again the voltage free contact will open and the unit will restart operation Therefore always enable the auto restart function 3 Smart grid ...

Page 213: ...r is available the following happens The pulse meter measures the power produced by the photovoltaic panels The unit limits its power consumption during the Smart Grid s Recommended ON mode to only use the power provided by the photovoltaic panels However when the pulse meter is not available you can still limit the unit s power consumption using this setting Limit setting kW This prevents overcon...

Page 214: ...in case of full time current limitation mode 0 A 50 A Limits when 9 9 1 Inputs and 9 9 2 Amp Code Description 9 9 4 5 05 Limit 1 0 A 50 A 9 9 5 5 06 Limit 2 0 A 50 A 9 9 6 5 07 Limit 3 0 A 50 A 9 9 7 5 08 Limit 4 0 A 50 A Limit when 9 9 1 Continuous and 9 9 2 kW Code Description 9 9 8 5 09 Limit Only applicable in case of full time power limitation mode 0 kW 20 kW Limits when 9 9 1 Inputs and 9 9 ...

Page 215: ...the booster heater will be limited first before the backup heater is limited Note In case power consumption control is DISABLED for all models the setting 4 01 defines whether backup heater and booster heater can operate simultaneously or if the booster heater backup heater has priority over the backup heater booster heater In case power consumption control is ENABLED the setting 4 01 defines the ...

Page 216: ... meters configure the settings as described below Select the pulse frequency output of each power meter in accordance with the power meter specifications It is possible to connect up to 2 power meters with different pulse frequencies If only 1 or no power meter is used select None to indicate the corresponding pulse input is NOT used Code Description 9 A 1 D 08 Electricity meter 1 0 None NOT insta...

Page 217: ...Remark This value has only meaning in room thermostat control Ext amb sensor offset ONLY applicable in case an external outdoor ambient sensor is connected and configured You can calibrate the external outdoor ambient temperature sensor It is possible to give an offset to the thermistor value This setting can be used to compensate for situations where the external outdoor ambient sensor cannot be ...

Page 218: ...se that the auxiliary boiler is connected to the storage tank and the heat generated by the auxiliary boiler should be used for domestic hot water heating as well as space heating support If Bivalent is disabled Heating is done only by the heat pump within the operation range The permission signal for the auxiliary boiler is always inactive If Direct SH is enabled When the outdoor temperature drop...

Page 219: ...calc C 03 C 04 3 C C 03 a b TA Outdoor temperature Tcalc Bivalent ON temperature variable Below this temperature the auxiliary boiler will always be ON Tcalc can never go below C 03 or above C 03 C 04 3 C Fixed hysteresis to prevent too much switching between heat pump system and auxiliary boiler a Auxiliary boiler active b Auxiliary boiler inactive If the outdoor temperature Then Space heating by...

Page 220: ...pends on the intelligent tank management settings Electricity and gas prices PE factor 7 03 INFORMATION To set electricity and gas price values do NOT use overview settings Set them in the menu structure instead 7 5 1 7 5 2 7 5 3 and 7 6 For more information on how to set the energy prices see the operation manual and the user reference guide INFORMATION Solar panels If solar panels are used set t...

Page 221: ...ut will NOT be powered when an alarm occurs See also table below Alarm output logic Alarm output logic C 09 Alarm No alarm No power supply to unit 0 Closed output Open output Open output 1 Open output Closed output Auto restart 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 failure Therefore it i...

Page 222: ...ower saving function setting E 08 needs to be enabled on the user interface Code Description 9 F E 08 Power saving function for outdoor unit 0 No 1 Yes Disable protections INFORMATION Protective functions Installer on site mode The software is equipped with protective functions such as room antifrost The unit automatically runs these functions when necessary During installation or service this beh...

Page 223: ...eshooting these settings can be provided to our Service department Code Description 9 N N A Your MMI settings will be exported to the connected storage device Back OK To export MMI settings 1 Open the user interface panel and insert a USB memory stick 1 2 2 On the user interface go to 9 N Export MMI settings 3 Select OK 4 Remove the USB memory stick and close the user interface panel Intelligent t...

Page 224: ... the two operation modes Higher hysteresis values lead to an increase in boiler operation and the space heating support starts only at higher tank temperatures t HP 7 0D 3 C 6 00 TB off Tset THP on P H B B on B on Support B OK Preheat HPtank HPtank HP SH HP SH TankSH Ttank B Boiler HP Heat pump HPtank Tank heating by heat pump HPSH Space heating by heat pump TankSH Space heating by tank heating sup...

Page 225: ...e heating NOTICE If both solar energy and indirect auxiliary boiler is available make sure that 7 0E 7 0D Tank capacity limitation Code Description 9 O 3 F 0E Limiting the capacity used for tank heating support will prevent the heating support function taking too much energy from the tank in a short time Range 0 kW 63 kW step 1 kW The capacity should be limited to the capacity provided by the heat...

Page 226: ...l storage tank temperatures Code Description 9 O 5 F 08 0 No Space heating is interrupted while the heat pump is in defrost operation 1 Yes Space heating is provided from energy stored in the tank while the heat pump is in defrost operation Equilibrium Code Description 9 O 6 5 00 Equilibrium Deactivate backup heater and tank heating support in case of a bivalent system above the equilibrium temper...

Page 227: ...es A bizone kit is installed in order to add an additional temperature zone Bizone kit system type Code Description 9 P 2 E 0C Bizone system type 0 Without hydraulic separator no direct pump b a 1 With hydraulic separator no direct pump b a c 2 With hydraulic separator with direct pump d c b a a Indoor unit b Mixing station c Hydraulic separator d Direct pump Additional zone pump fixed PWM The spe...

Page 228: ...time must be set accordingly For this setting space heating cooling and tank operation MUST be off C 2 Space heating cooling 0 Off and C 3 Tank 0 Off See 10 5 12 Operation 4229 Code Description 9 P 5 7 0C Mixing valve turning time Time in seconds for the mixing valve to turn from one side to the other 20 300 sec default 125 10 5 10 Commissioning Overview The following items are listed in the subme...

Page 229: ...LAN cartridge is inserted in the user interface About the WLAN cartridge The WLAN cartridge connects the system to the internet The user you can then control the system via the Daikin Residential Controller app This needs the following components a WLAN cartridge The WLAN cartridge needs to be inserted in the user interface See the installation manual of the WLAN cartridge b Router Field supply c ...

Page 230: ...nly use this function if it is supported by the software version of the WLAN and the software version of the Daikin Residential Controller app Remove from cloud Remove the WLAN cartridge from the cloud Code Description D 4 N A Remove from cloud No Yes Home network connection Read out the status of the connection to the home network Code Description D 5 N A Home network connection Disconnected from...

Page 231: ... Year Month Day Daylight savings time Format 7 3 Holiday Activation From Till 7 4 Quiet Activation Schedule Level 7 5 Electricity price High Medium Low Schedule 5 Tank Powerful operation Schedule 1 9 Room comfort setpoint Heating comfort setpoint Cooling comfort setpoint 1 Room Room sensor offset Setpoint range Antifrost Cooling schedule Heating schedule Schedule Room comfort setpoint D Wireless g...

Page 232: ... Smart grid operation mode Allow electrical heaters Limit setting kW Enable room buffering Allow heater Allow pump 9 9 Power consumption control Power consumption control Type Limit Limit 1 Limit 2 Limit 3 Limit 4 Priority heater BBR16 activation BBR16 power limit 9 Installer settings Configuration wizard Domestic hot water Backup heater Emergency Balancing Water pipe freeze prevention Benefit kWh...

Page 233: ...ons such as room antifrost The unit automatically runs these functions when necessary During installation or service this behaviour is undesired Therefore the protective functions can be disabled At first power on The protective functions are disabled by default After 12 hours they will be automatically enabled Afterwards An installer can manually disable the protective functions by setting 9 G Di...

Page 234: ...Once all checks are fulfilled the unit MUST be closed Power up the unit after it is closed You read the complete installation instructions as described in the installer reference guide The indoor unit is properly mounted The outdoor unit is properly mounted The following field wiring has been carried out according to this document and the applicable legislation Between the local supply panel and t...

Page 235: ...o check the water volume and flow rate in 8 1 Preparing water piping 485 To perform an air purge To perform a test run To perform an actuator test run Underfloor screed dryout function The underfloor screed dryout function is started if necessary 11 4 1 Minimum flow rate Purpose For a correct operating unit it is important to check if the minimum flow rate is reached If needed modify the bypass va...

Page 236: ... must be performed for both space heating and tank domestic hot water circuits Automatic The unit automatically changes the pump speed and fixes the two mixing valves tank and bypass valve at middle position Typical workflow Purging the air from the system should consist of 1 Purging the air out of the unit with the manual air vent valves 2 Performing a manual air purge 3 Performing an automatic a...

Page 237: ... Conditions Make sure all operation is disabled Go to C Operation and turn off Space heating cooling and Tank operation 1 Set the user permission level to Installer See To change the user permission level 4142 2 Go to A 3 Commissioning Air purge 3 In the menu set Type Manual 4 Select Start air purge 5 Select OK to confirm Result The air purge starts It stops automatically when ready 6 During manua...

Page 238: ...est run Purpose Perform test runs on the unit and monitor the leaving water and tank temperatures to check if the unit is working correctly The following test runs should be made Heating Cooling if applicable Tank To perform an operation test run Conditions Make sure all operation is disabled Go to C Operation and turn off Space heating cooling and Tank operation 1 Set the user permission level to...

Page 239: ...Operation and turn off Space heating cooling and Tank operation 1 Set the user permission level to Installer See To change the user permission level 4142 2 Go to A 2 Commissioning Actuator test run 3 Select a test from the list Example Pump 4 Select OK to confirm Result The actuator test run starts It stops automatically when ready 30 min To stop the test run manually 1 In the menu go to Stop test...

Page 240: ...id cracking the screed programming the underfloor heating screed dryout schedule according to the initial heating instructions of the screed manufacturer checking the proper functioning of the setup on a regular basis performing the correct program complying with the type of the used screed UFH screed dryout before or during installation of outdoor unit The UFH screed dryout function can be execut...

Page 241: ...NOT confirm emergency operation During underfloor heating screed dryout pump speed limitation 9 0D is NOT applicable NOTICE To perform an underfloor heating screed dryout room frost protection needs to be disabled 2 06 0 By default it is enabled 2 06 1 However due to the installer on site mode see Commissioning room frost protection will be automatically disabled for 12 hours after the first power...

Page 242: ...pen the menu structure and to 1 View the status of sensors and actuators 2 Adjust the current program To stop an underfloor heating UFH screed dryout U3 error When the program is stopped by an error or an operation switch off the U3 error will be displayed on the user interface To resolve the error codes see 14 4 Solving problems based on error codes 4256 In case of a power failure the U3 error is...

Page 243: ...X B 12P30 50EF Daikin Altherma 3 H MT ECH O 4P663478 1 2021 07 3 Modify and restart the execution of the program a a If the UFH screed dryout program was stopped due to a power failure and the power resumes the program will automatically restart the last implemented step ...

Page 244: ...aller setting table in the operation manual with the actual settings Make sure that the user has the printed documentation and ask him her to keep it for future reference Inform the user that he can find the complete documentation at the URL mentioned earlier in this manual Explain the user how to properly operate the system and what to do in case of problems Show the user what to do for the maint...

Page 245: ...ast once a year However applicable legislation might require shorter maintenance intervals In this chapter 13 1 Overview Maintenance and service 245 13 2 Maintenance safety precautions 245 13 3 Yearly maintenance 246 13 3 1 Yearly maintenance outdoor unit overview 246 13 3 2 Yearly maintenance outdoor unit instructions 246 13 3 3 Yearly maintenance indoor unit overview 246 13 3 4 Yearly maintenanc...

Page 246: ...ger can lead to too low pressure or too high pressure leading to worse performance Water filter Close the valve Clean and rinse the water filter NOTICE Handle the filter with care To prevent damage to the mesh of the filter do NOT use excessive force when you reinsert it 1 3 2 13 3 3 Yearly maintenance indoor unit overview DANGER RISK OF BURNING SCALDING The water in the storage tank and all the c...

Page 247: ...ymore flush the system It is recommended to do this maintenance more frequently Switch box Carry out a thorough visual inspection of the switch box and look for obvious defects such as loose connections or defective wiring Using an ohmmeter check if contactors K1M K2M K3M and K5M depending on your installation operate correctly All contacts of these contactors must be in open position when the pow...

Page 248: ...13 Maintenance and service Installer reference guide 248 EPRA08 12EAV3 W1 ETSH X B 12P30 50EF Daikin Altherma 3 H MT ECH O 4P663478 1 2021 07 ...

Page 249: ... relief valve leaks 254 14 3 9 Symptom The space is NOT sufficiently heated at low outdoor temperatures 254 14 3 10 Symptom Tank disinfection function is NOT completed correctly AH error 255 14 4 Solving problems based on error codes 256 14 4 1 To display the help text in case of a malfunction 256 14 4 2 Error codes Overview 256 14 1 Overview Troubleshooting This chapter describes what you have to...

Page 250: ...that All shut off valves of the water circuit are completely open The water filter is clean Clean if necessary There is no air in the system Purge air if necessary You can purge air manually see To perform a manual air purge 4 237 or use the automatic air purge function see To perform an automatic air purge 4238 The water pressure is 1 bar The expansion vessel is NOT broken The valve if equipped o...

Page 251: ... can start If the backup heater doesn t start either check and make sure that The power supply to the backup heater is correctly wired The backup heater thermal protector is NOT activated The backup heater contactors are NOT broken If the problem persists contact your dealer The preferential kWh rate power supply settings and electrical connections do NOT match This should match with the connectio...

Page 252: ...face See 14 4 1 To display the help text in case of a malfunction 4256 for more information about the malfunction a We recommend to purge air with the air purge function of the unit to be performed by the installer If you purge air from the heat emitters or collectors mind the following WARNING Air purging heat emitters or collectors Before you purge air from heat emitters or collectors check if o...

Page 253: ...annot deblock the rotor of the pump with this method you will need to disassemble the pump and turn the rotor by hand 14 3 6 Symptom The pump is making noise cavitation Possible causes Corrective action There is air in the system Purge air manually see To perform a manual air purge 4237 or use the automatic air purge function see To perform an automatic air purge 4238 The water pressure at the pum...

Page 254: ...ction Dirt is blocking the water pressure relief valve outlet Check whether the pressure relief valve works correctly by turning the red knob on the valve counterclockwise If you do NOT hear a clacking sound contact your dealer If the water keeps running out of the unit close both the water inlet and outlet shut off valves first and then contact your dealer 14 3 9 Symptom The space is NOT sufficie...

Page 255: ...re that the Space heating priority has been enabled Go to 9 6 1 Installer settings Balancing Space heating priority 5 02 Increase the space heating priority temperature to activate backup heater operation at a higher outdoor temperature Go to 9 6 3 Installer settings Balancing Priority temperature 5 03 14 3 10 Symptom Tank disinfection function is NOT completed correctly AH error Possible causes C...

Page 256: ...ase of a malfunction the following will appear on the home screen depending on the severity Error Malfunction You can get a short and a long description of the malfunction as follows 1 Press the left dial to open the main menu and go to Malfunctioning Result A short description of the error and the error code is displayed on the screen 2 Press in the error screen Result A long description of the e...

Page 257: ...defrost warning 8F 00 Abnormal increase outlet water temperature DHW 8H 00 Abnormal increase outlet water temperature 8H 01 Overheating mixed water circuit 8H 02 Overheating mixed water circuit thermostat 8H 03 Overheating water circuit thermostat 8H 08 Overheating water circuit A1 00 Zero cross detection problem A5 00 OU High pressure peak cut freeze protection problem AA 01 Backup heater overhea...

Page 258: ...0 00 OU Voltage current sensor problem H1 00 External temperature sensor problem H3 00 OU Malfunction of high pressure switch HPS H4 00 Malfunction of low pressure switch H5 00 Malfunction of compressor overload protection H6 00 OU Malfunction of position detection sensor H8 00 OU Malfunction of compressor input CT system H9 00 OU Malfunction of outdoor air thermistor HC 00 Tank temperature sensor...

Page 259: ...l direct current P4 00 OU Malfunction of radiating fin temperature sensor PJ 00 Capacity setting mismatch U0 00 OU Shortage of refrigerant U1 00 Malfunction by reverse phase open phase U2 00 OU Defect of power supply voltage U3 00 Underfloor heating screed dryout function not completed correctly U4 00 Indoor outdoor unit communication problem U5 00 User interface communication problem U7 00 OU Tra...

Page 260: ...st expected large hot water tapping This start up can be set by installer settings disinfection function NOTICE When the minimum water flow is lower than described in the table below the unit will temporarily stop operation and the user interface will display error 7H 01 After some time this error will reset automatically and the unit will resume operation Minimum required flow rate 20 l min INFOR...

Page 261: ...lar system 266 15 2 2 To drain the storage tank with a connected pressureless solar system 268 15 1 To recover refrigerant When disposing of the outdoor unit you need to recover its refrigerant Use the service port a to recover refrigerant Make sure the valves Y1E Y3E Y2S Y3S Y4S are open If they are not open during refrigerant recovery refrigerant remains trapped in the unit a Y2S Y3S Y4S Y3E Y1E...

Page 262: ...265 Result The unit returns the valves Y to their initial state To recover refrigerant when power is OFF 1 Manually open the valves Y see 15 1 1 To manually open the electronic expansion valves 4262 2 Recover refrigerant from the service port a 15 1 1 To manually open the electronic expansion valves Before recovering refrigerant make sure the electronic expansion valves are open When power is OFF ...

Page 263: ...S1 BS3 Push buttons Operate the push buttons with an insulated stick such as a closed ballpoint pen to avoid touching of live parts To activate the recovery mode INFORMATION If you get confused in the middle of the process press BS1 to return to the default situation Before recovering refrigerant activate the recovery mode as follows Action 7 segments display a 1 Start from the default situation 2...

Page 264: ...cedure 7 segments display a 1 Start from the default situation 2 Select mode 2 Press and hold BS1 for 5 seconds 3 Select setting 9 Press BS2 9 times 4 Select value 2 a Display the current value Press BS3 once b Change the value to 2 Press BS2 once c Enter the value in the system Press BS3 once d Confirm Press BS3 once 5 Return to the default situation Press BS1 once a OFF ON and flashing Result Th...

Page 265: ...o avoid touching of live parts To activate the recovery mode INFORMATION If you get confused in the middle of the process press BS1 to return to the default situation Before recovering refrigerant activate the recovery mode as follows Action 7 LEDs display a H1P H2P H3P H4P H5P H6P H7P 1 Start from the default situation 2 Press and hold BS1 for 5 seconds 3 Press BS2 9 times 4 Press BS3 once 5 Pres...

Page 266: ...y mode is deactivated The unit returns the electronic expansion valves to their initial state INFORMATION Power OFF When power is turned OFF and turned ON again the recovery mode is deactivated automatically 15 2 To drain the storage tank DANGER RISK OF BURNING SCALDING The water in the storage tank and all the connected piping can be very hot 15 2 1 To drain the storage tank without a connected p...

Page 267: ...ailable 1 Remove the connection cover from the screw plugs on the front 2 Open the screw plug of the upper connection on the front a b 2 1 a Connection cover b Screw plug 3 Insert the screw plug into the fill and drain kit and secure with the clip contained in the option kit b 1 2 a b a b a Fill and drain kit b Screw plug 4 Connect the loose end of the drain hose to an appropriate drain ...

Page 268: ... plug with drain connection a b 1 2 3 c d a Screw plug b Sealing plug c Screw plug with drain connection optional fill and drain kit d Screw plug with drain connection spillover connector 15 2 2 To drain the storage tank with a connected pressureless solar system NOTICE You can only drain the storage tank from the drain connection if an optional fill and drain kit is available described below Othe...

Page 269: ...PRA08 12EAV3 W1 ETSH X B 12P30 50EF Daikin Altherma 3 H MT ECH O 4P663478 1 2021 07 1 a a b c 3 4 2 5 a Clip b Sealing plug c Fill and drain kit 5 Open the valve of the fill and drain kit 6 Switch the drain connection valve to standard position ...

Page 270: ... regional Daikin website publicly accessible The full set of latest technical data is available on the Daikin Business Portal authentication required In this chapter 16 1 Service space Outdoor unit 271 16 2 Piping diagram Outdoor unit 272 16 3 Piping diagram Indoor unit 273 16 4 Wiring diagram Outdoor unit 274 16 5 Wiring diagram Indoor unit 279 16 6 ESP curve Indoor unit 285 16 7 Name plate Indoo...

Page 271: ... Wall height unrestricted 1000 X X H 150 H 500 500 300 500 500 300 300 1000 500 1000 500 500 1000 500 1000 500 1000 300 X X H X X H General mm 3D124412 300 150 100 Top side obstacle No top side obstacle English Translation General General No top side obstacle No top side obstacle Top side obstacle Top side obstacle Wall height unrestricted Wall height unrestricted ...

Page 272: ...distributor d Pinched pipe R5T Thermistor air heat exchanger middle e Refrigerant filter R6T Thermistor refrigerant liquid f One way valve R7T Thermistor injection g Economiser heat exchanger R9T Thermistor entering water h Service port 5 16 flare R10T Thermistor leaving water i Capillary tube j Distributor k Air heat exchanger Refrigerant flow l PCB cooling Heating m Accumulator Cooling n Muffler...

Page 273: ...on 1 b2 DHW Hot water OUT screw connection 1 c1 Water IN from outdoor unit screw connection 1 c2 Water OUT to outdoor unit screw connection 1 d1 Water IN from bivalent heat source screw connection 1 d2 Water OUT to bivalent heat source screw connection 1 e Pump f Backup heater g Shut off valve female female 1 h Expansion vessel i Drain valve k Safety valve l External thread 1 m External thread 3 4...

Page 274: ...n Electronic component assembly Electronic component assembly Front side view Front side view Indoor Indoor OFF OFF ON ON Outdoor Outdoor Position of compressor terminal Position of compressor terminal Position of elements Position of elements Rear side view Rear side view a Right side view Right side view See note See note a Only for W1 models Notes 1 Symbols L Live N Neutral Protective earth Noi...

Page 275: ... not change the setting of the selector switch DS1 7 Ferrite core Z8C consists of 2 separate core parts a a Only for W1 models Legend in case of W1 models A1P Printed circuit board main A2P Printed circuit board noise filter A4P Printed circuit board ACS BS1 BS3 A1P Push button switch C1 C7 A1P Capacitor DS1 A1P DIP switch E1H Drain tube heater field supply E1HHEX Plate heat exchanger heaters F1U ...

Page 276: ...t exchanger liquid pipe R5T Thermistor air heat exchanger middle R6T Thermistor refrigerant liquid R7T Thermistor injection R9T Thermistor entering water R10T Thermistor leaving water R11T Thermistor fin RC A1P Signal receiver circuit S1NPH High pressure sensor S1PH S2PH High pressure switch SEG A1P 7 segment display V1D V3D A1P Diode V1R V2R A1P Diode module V3R V5R A1P Insulated Gate Bipolar Tra...

Page 277: ...service monitor is orange HAP A1P Light emitting diode service monitor is green K1R A1P Magnetic relay Y1S K1R A4P Magnetic relay E1HHEX K2R A1P Magnetic relay Y2S K2R A4P Magnetic relay E1H K3R A1P Magnetic relay Y3S K4R A1P Magnetic relay E1HC K10R A1P Magnetic relay K11M A1P Magnetic contactor K13R K15R A1P A2P Magnetic relay L1R L3R A1P Reactor M1C Compressor motor M1F Fan motor PS A1P Switchi...

Page 278: ...re switch TC A2P Signal transmission circuit V1D V4D A1P Diode V1R A1P IGBT power module V2R A1P Diode module V1T V3T A1P Insulated Gate Bipolar Transistor IGBT X1M X2M Terminal strip Y1E Electronic expansion valve main Y3E Electronic expansion valve injection Y1S Solenoid valve 4 way valve Y2S Solenoid valve low pressure bypass Y3S Solenoid valve hot gas bypass Y4S Solenoid valve liquid injection...

Page 279: ...ot mounted in switch box Wiring depending on model PCB Backup heater power supply Backup heater power supply 3V 1N 230 V 3 kW 3V 1N 230 V 3 kW 6V 1N 230 V 6 kW 6V 1N 230 V 6 kW 6WN 9WN 3N 400 V 6 9 kW 6WN 9WN 3N 400 V 6 9 kW User installed options User installed options Backup heater Backup heater Remote user interface Dedicated Human Comfort Interface BRC1HHDA used as room thermostat Ext indoor t...

Page 280: ...P Main PCB A2P On OFF thermostat PC power circuit A3P Heat pump convector A8P Demand PCB A11P MMI user interface of the indoor unit Main PCB A14P PCB of the dedicated Human Comfort Interface BRC1HHDA used as room thermostat A15P Receiver PCB wireless On OFF thermostat A20P WLAN module A23P Hydro extension PCB A30P Bizone mixing kit PCB DS1 A8P DIP switch F1B Overcurrent fuse backup heater F2B Over...

Page 281: ...pply Translation of text on wiring diagram English Translation 1 Main power connection 1 Main power connection Outdoor unit Outdoor unit SWB1 Switch box 2 User interface 2 User interface Only for remote user interface Only for the user interface used as room thermostat SD card Card slot for WLAN cartridge SWB1 Switch box WLAN cartridge WLAN cartridge WLAN cartridge option WLAN cartridge option WLA...

Page 282: ...s meter Gas meter Inrush Inrush current Max load Maximum load Normally closed Normally closed Normally open Normally open Note outputs can be taken from terminal positions X12M 17 L 18 N and X12M 17 L 11 N Max 2 outputs at once are possible this way Note outputs can be taken from terminal positions X12M 17 L 18 N and X12M 17 L 11 N Max 2 outputs at once are possible this way Preferential kWh rate ...

Page 283: ... and heat pump convector 5 External On OFF thermostats and heat pump convector Additional LWT zone Additional leaving water temperature zone Main LWT zone Main leaving water temperature zone Only for external sensor floor ambient Only for external sensor floor or ambient Only for heat pump convector Only for heat pump convector Only for wired On OFF thermostat Only for wired On OFF thermostat Only...

Page 284: ...4 core for H only operation 3 core for C H operation 2 core for H only operation communication 2 core OPTIONAL PART External room thermostat Heat pump convector main and or additional zone main X12M 15 16 21 22 add X12M 19 20 21 22 main X12M 15 16 22 add X12M 19 20 22 Cooling heating On OFF output NO valve X 2M 8 1 14 1 NC valve X 2M 1 13 18 Changeover to ext heat source output Alarm output 2 core...

Page 285: ...kup heater operation no defrost operation Notes Selecting a flow outside the operating area can damage the unit or cause the unit to malfunction See also the minimum and maximum allowed water flow range in the technical specifications Make sure water quality complies with EU directive 2020 2184 16 7 Name plate Indoor unit a d e f g h i k l n q r o kg A U MFG NO MADE IN PMS PM W V V T max Q st pH O...

Page 286: ...l data Installer reference guide 286 EPRA08 12EAV3 W1 ETSH X B 12P30 50EF Daikin Altherma 3 H MT ECH O 4P663478 1 2021 07 n Rated current of fuse o Protection type p Backup heater optional q Part number r Revision ...

Page 287: ...n product or application explaining how to install configure and maintain it Operation manual Instruction manual specified for a certain product or application explaining how to operate it Maintenance instructions Instruction manual specified for a certain product or application which explains if relevant how to install configure operate and or maintain the product or application Accessories Label...

Page 288: ...0791 Applicable indoor units ETSH12P30EF ETSH12P50EF ETSHB12P30EF ETSHB12P50EF ETSX12P30EF ETSX12P50EF ETSXB12P30EF ETSXB12P50EF Notes 1 300 Tank 2 500 Tank 3 X 4 H 5 B 6 EKECBUA3V 7 EKECBUA6V 8 EKECBUA9W 9 BUH less 4P670987 1 2021 09 ...

Page 289: ...ep 1 C 7 C 2 8 4 9 02 R W 18 22 C step 1 C 22 C Main zone 2 9 C 07 R W 0 LWT control 1 Ext RT control 2 RT control 2 A C 05 R W 0 MMI requests incl quick logic 1 1 contact 2 2 contacts Delta T 2 B 1 1 0B 2 0C 2 R W 2 0C 2 R O 3 10 C step 1 C 2 0C 2 Radiator 5 C 2 0C 2 Radiator 10 C 2 B 2 1 0D R W 3 10 C step 1 C 5 C Modulation 2 C 1 8 05 R W 0 No 1 Yes 2 C 2 8 06 R W 0 10 C step 1 C 5 C Cooling mi...

Page 290: ...B 2 1 0E R W 3 10 C step 1 C 5 C Additional zone 3 C R O 0 2 points 1 Slope Offset Space heating cooling Operation range 4 3 1 4 02 R W 14 35 C step 1 C 35 C 4 3 2 F 01 R W 10 35 C step 1 C 20 C Space heating cooling 4 4 7 02 R W 0 Single zone 1 Dual zone 4 5 F 0D R W 0 Continuous 1 Sample 2 Request 4 6 E 02 R W 3 R O 4 0 Reversible 3 1 Heating only 4 4 7 9 0D R W 0 8 step 1 0 No limitation 1 4 90...

Page 291: ...O 0 2 points 1 Slope Offset User settings Quiet 7 4 1 R W 0 OFF 1 Manual 2 Automatic 7 4 3 R W 0 Quiet 1 More Quiet 2 Most Quiet Electricity price 7 5 1 R W 0 00 990 kWh 1 kWh 7 5 2 R W 0 00 990 kWh 1 kWh 7 5 3 R W 0 00 990 kWh 1 kWh User settings 7 6 R W 0 00 990 kWh 0 00 290 MBtu 1 0 kWh Installer settings Configuration wizard System 9 1 3 2 E 03 R O 6 7 8 R W 9 0 no heater 9 2 3V 6 3 6V 7 4 9W ...

Page 292: ...tional zone 9 1 8 1 2 0D R W 0 Underfloor heating 1 Fancoil unit 2 Radiator 9 1 8 3 R W 0 Fixed 1 WD heating fixed cooling 2 Weather dependent 9 1 8 4 R W 0 No 1 Yes 9 1 9 0 00 R W 9 05 min 45 9 06 C step 1 C 2 0C 0 25 C 2 0C 1 35 C 2 0C 2 35 C 9 1 9 0 01 R W 9 05 9 06 C step 1 C 2 0C 0 35 C 2 0C 1 45 C 2 0C 2 65 C 9 1 9 0 02 R W 10 25 C step 1 C 15 C 9 1 9 0 03 R W 40 5 C step 1 C 15 C Voltage Co...

Page 293: ...mpressor off 4 Legionella only Emergency 9 5 1 4 06 R W 0 Manual 1 Automatic 2 Auto red SH DHW ON 3 Auto red SH DHW OFF 4 Auto normal SH DHW OFF 9 5 2 7 06 R W 0 Disabled 1 Enabled Balancing 9 6 1 5 02 R W 0 Disabled 1 Enabled 9 6 2 5 03 R W 15 35 C step 1 C 0 C 9 6 3 5 04 R W 0 20 C step 1 C 10 C 9 6 4 8 02 R W 0 10 hour step 0 5 hour 0 5 hour 9 6 5 8 00 R O 0 20 min step 1 min 1 min 9 6 6 8 01 R...

Page 294: ...e kWh 5 1000 pulse kWh 6 100 pulse kWh PV meter 7 1000 pulse kWh PV meter 8 1 pulse m gas monitoring 9 10 pulse m gas monitoring 10 100 pulse m gas monitoring Sensors 9 B 1 C 08 R W 0 No 1 Outdoor sensor 2 Room sensor 9 B 2 2 0B R W 5 5 C step 0 5 C 0 C 9 B 3 1 0A R W 0 No averaging 1 12 hours 2 24 hours 3 48 hours 4 72 hours Bivalent 9 C 1 C 02 R W 0 none 1 bivalent through header 2 tank DHW biva...

Page 295: ...for LWT add zone heating WD curve Leaving water value for low ambient temp for LWT add zone heating WD curve High ambient temp for LWT add zone heating WD curve Low ambient temp for LWT add zone heating WD curve Leaving water value for high ambient temp for LWT add zone cooling WD curve Leaving water value for low ambient temp for LWT add zone cooling WD curve High ambient temp for LWT add zone co...

Page 296: ...D R W 1 10 C step 0 5 C 3 C 9 I 4 0E R O 6 9 I 5 00 R W 0 No 1 Yes 9 I 5 01 R W 15 35 C step 1 C 0 C 9 I 5 02 R W 0 Disabled 1 Enabled 9 I 5 03 R W 15 35 C step 1 C 0 C When should the disinfection function be executed Should the disinfection function be executed When should the disinfection function start What is the disinfection target temperature How long must the tank temperature be maintained...

Page 297: ...hot water temperature What is the requested limit for DI1 What is the requested limit for DI2 What is the requested limit for DI3 What is the requested limit for DI4 What is the requested limit for DI4 What is the requested limit for DI1 What is the requested limit for DI2 What is the requested limit for DI3 Backup heater voltage The temperature difference determining the heat pump OFF temperature...

Page 298: ... D 01 R W 0 No 1 Active open 2 Active closed 3 Smart Grid 9 I D 02 R W 0 No DHW pump 1 Instant hot water 2 Disinfection 3 Circulation 4 Circulation and disinfection 9 I D 03 R W 0 No 1 increase 2 C span 4 C 2 increase 4 C span 4 C 3 increase 2 C span 8 C 4 increase 4 C span 8 C What is the allowed LWT undershoot during cooling start up What is the desired eco main LWT in heating What is the mimimu...

Page 299: ... 0 No 1 Yes 9 I E 0E 0 9 I F 00 R W 0 Disabled 1 Enabled 9 I F 01 R W 10 35 C step 1 C 20 C 9 I F 02 3 9 I F 03 5 9 I F 04 0 9 I F 05 0 9 I F 06 R W 0 Disabled 1 Enabled 9 I F 07 R W 0 Enabled 1 Disabled 9 I F 08 R W 0 Disabled 1 Enabled 9 I F 09 R W 0 Disabled 1 Enabled 9 I F 0A 0 9 I F 0B R W 0 No 1 Yes 9 I F 0C R W 0 No 1 Yes 9 I F 0D R W 0 Continuous 1 Sample 2 Request 9 I F 0E R W 10 35 kW st...

Page 300: ...parator no direct pump 1 With hydraulic separator no direct pump 2 With hydraulic separator with direct pump 9 P 3 7 0A R W 20 95 step 5 95 9 P 4 7 0B R W 20 95 step 5 95 9 P 5 7 0C R W 20 300 sec step 5 sec 125 sec Main zone pump fixed PWM Bizone kit installed Bizone system type Add zone pump fixed PWM Mixing valve turning time 1 300 Tank_ 2 500 Tank_ 3 X _ 4 H _ 5 B _ 6 EKECBUA3V_ 7 EKECBUA6V_ 8...

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Page 304: ...4P663478 1 2021 07 Copyright 2021 Daikin Verantwortung für Energie und Umwelt ...

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