Daikin ERGA04EAV37 Installer'S Reference Manual Download Page 230 | Manualshive

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Configuration

Installer reference guide

230

ERGA04~V3A+V37 + EHSH/X(B)04+08P30+50EF

Daikin Altherma 3 R ECH₂O

4P678716-1A – 2022.07

#

Code

Description

[9.H]

N/A

Do you want to start a defrost operation?

▪

Back

▪

OK

NOTICE

Forced defrost start-up.

You can only start forced defrost when the heating

operation has been running for a while.

Overview field settings

Almost  all  settings  can  be  done  using  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  in  the  field  settings  overview  [9.I].  See

overview setting"

Export MMI settings

About exporting the configuration settings

Export the configuration settings of the unit to a USB memory stick, via the MMI
(the user interface of the indoor unit). When troubleshooting, 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 tank manager

The intelligent tank manager functions allow for efficient and flexible usage of
energy stored in the energy storage tank of the unit, both for domestic hot water
generation and space heating.

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Summary of Contents for ERGA04EAV37

Page 1: ...AV3H ERGA08EAV3H ERGA04EAV3A ERGA06EAV3A ERGA08EAV3A ERGA04EAV37 EHSH04P30EF EHSHB04P30EF EHSH08P30EF EHSHB08P30EF EHSH08P50EF EHSHB08P50EF EHSX04P30EF EHSXB04P30EF EHSX04P50EF EHSXB04P50EF EHSX08P30EF EHSXB08P30EF EHSX08P50EF EHSXB08P50EF https daikintechnicaldatahub eu ...

Page 2: ...ndoor unit 28 6 Application guidelines 32 6 1 Overview Application guidelines 32 6 2 Setting up the space heating cooling system 33 6 2 1 Single room 34 6 2 2 Multiple rooms One LWT zone 38 6 2 3 Multiple rooms Two LWT zones 43 6 3 Setting up bivalent heat sources 47 6 3 1 Setting up a direct auxiliary heat source for space heating 47 6 3 2 Setting up an indirect auxiliary heat source for domestic...

Page 3: ... refrigerant piping 93 8 2 3 Guidelines when connecting the refrigerant piping 93 8 2 4 Pipe bending guidelines 94 8 2 5 To flare the pipe end 94 8 2 6 To braze the pipe end 95 8 2 7 Using the stop valve and service port 95 8 2 8 To connect the refrigerant piping to the outdoor unit 96 8 2 9 To connect the refrigerant piping to the indoor unit 97 8 3 Checking the refrigerant piping 97 8 3 1 About ...

Page 4: ...1 1 1 To access the most used commands 150 11 1 2 To connect the PC cable to the switch box 152 11 2 Configuration wizard 152 11 3 Possible screens 154 11 3 1 Possible screens Overview 154 11 3 2 Home screen 155 11 3 3 Main menu screen 157 11 3 4 Menu screen 158 11 3 5 Setpoint screen 158 11 3 6 Detailed screen with values 159 11 3 7 Schedule screen Example 160 11 4 Weather dependent curve 164 11 ...

Page 5: ... noises after commissioning 260 15 3 5 Symptom The pump is blocked 261 15 3 6 Symptom The pump is making noise cavitation 261 15 3 7 Symptom The pressure relief valve opens 262 15 3 8 Symptom The water pressure relief valve leaks 262 15 3 9 Symptom The space is NOT sufficiently heated at low outdoor temperatures 262 15 3 10 Symptom Tank disinfection function is NOT completed correctly AH error 263...

Page 6: ...llation manual Indoor unit Installation instructions Format Paper in the box of the indoor unit Installer reference guide Preparation of the installation good practices reference data Format Digital files on https www daikin eu Use the search function to find your model Addendum book for optional equipment Additional info about how to install optional equipment Format Paper in the box of the indoo...

Page 7: ...and service technicians that allows you to register configure and troubleshoot heating systems The mobile app can be downloaded for iOS and Android devices using the QR codes below Registration to the Stand By Me platform is required to access the app App Store Google Play 1 1 Meaning of warnings and symbols DANGER Indicates a situation that results in death or serious injury DANGER RISK OF ELECTR...

Page 8: ...or a reference to it Example 1 3 Figure title means Figure 3 in chapter 1 Indicates a table title or a reference to it Example 1 3 Table title means Table 3 in chapter 1 1 2 Installer reference guide at a glance Chapter Description About this document What documentation exists for the installer General safety precautions Safety instructions that you must read before installing Specific installer s...

Page 9: ...mmissioning 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 the units Troubleshooting What to do in case of problems Disposal How to dispose of the system Technical data Specifications of the system Glossary Definition of terms Field settings table Table to be filled i...

Page 10: ...d result in electrical shock short circuit leaks fire or other damage to the equipment ONLY use accessories optional equipment and spare parts made or approved by Daikin WARNING Make sure installation testing and applied materials comply with applicable legislation on top of the instructions described in the Daikin documentation WARNING Tear apart and throw away plastic packaging bags so that nobo...

Page 11: ...n 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 fire due to the leakage of flammable gases example thinner or gasoline carbon fibre ignitable dust In places where corrosive gas example sulphuro...

Page 12: ...harge more than the specified amount of refrigerant When the refrigerant system is to be opened refrigerant MUST be treated according to the applicable legislation NOTICE Make sure refrigerant piping installation complies with applicable legislation In Europe EN378 is the applicable standard NOTICE Make sure the field piping and connections are NOT subjected to stress NOTICE After all the piping h...

Page 13: ...ication 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 at the terminals of main circuit capacitors or electrical c...

Page 14: ...e protector WARNING After finishing the electrical work confirm that each electrical component and terminal inside the electrical components box is connected securely Make sure all covers are closed before starting up the unit CAUTION When connecting the power supply connect the earth cable first before making the current carrying connections When disconnecting the power supply disconnect the curr...

Page 15: ...pending on the radio waves a distance of 1 meter may NOT be sufficient 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 product in reversed ...

Page 16: ...ation site 465 WARNING Follow the service space dimensions in this manual for correct installation of the unit Outdoor unit See 7 1 1 Installation site requirements of the outdoor unit 465 Indoor unit See 7 1 3 Installation site requirements of the indoor unit 469 and 7 1 5 Installation patterns 472 WARNING The appliance shall be stored in a room without continuously operating ignition sources exa...

Page 17: ...NING SCALDING Mounting the outdoor unit see 7 3 Mounting the outdoor unit 481 WARNING Fixing method of the outdoor unit MUST be in accordance with the instructions from this manual See 7 3 Mounting the outdoor unit 481 Mounting the indoor unit see 7 4 Mounting the indoor unit 488 WARNING Fixing method of the indoor unit MUST be in accordance with the instructions from this manual See 7 4 Mounting ...

Page 18: ... refrigerant circuit may be isolated from other sections caused by components with specific functions e g valves The refrigerant circuit therefore features additional service ports for vacuuming pressure relief or pressurizing the circuit In case it is required to perform brazing on the unit ensure that there is no pressure remaining inside the unit Internal pressures need to be released with ALL ...

Page 19: ... all electrical construction MUST comply with the applicable legislation WARNING If the power supply has a missing or wrong N phase equipment might break down Establish proper earthing Do NOT earth the unit to a utility pipe surge absorber or telephone earth Incomplete earthing may cause electrical shock Install the required fuses or circuit breakers Secure the electrical wiring with cable ties so...

Page 20: ...bove a set maximum value This maximum allowable hot water temperature shall be selected according to the applicable legislation CAUTION The disinfection function settings MUST be configured by the installer according to the applicable legislation CAUTION Make sure that the disinfection function start time 5 7 3 with defined duration 5 7 5 is NOT interrupted by possible domestic hot water demand Co...

Page 21: ...y default setting If you are unable to find the cause of the problem call your dealer WARNING Prevent hazards due to inadvertent resetting of the thermal cut out power to this appliance MUST NOT be supplied through an external switching device such as a timer or connected to a circuit that is regularly turned ON and OFF by the utility WARNING Air purging heat emitters or collectors Before you purg...

Page 22: ...bring the unit to its final installation position In this chapter 4 1 Outdoor unit 22 4 1 1 To unpack the outdoor unit 22 4 1 2 To handle the outdoor unit 22 4 1 3 To remove the accessories from the outdoor unit 23 4 2 Indoor unit 24 4 2 1 To unpack the indoor unit 24 4 2 2 To remove the accessories from the indoor unit 24 4 2 3 To handle the indoor unit 25 4 1 Outdoor unit 4 1 1 To unpack the out...

Page 23: ...ng the unit remove the sling from the unit by pulling 1 side of the sling 4 1 3 To remove the accessories from the outdoor unit 1 Lift the outdoor unit See 4 1 2 To handle the outdoor unit 422 2 Remove the accessories at the bottom of the package ENERG IJA Y IA IE ENERG IJA Y IA IE 1 1 1 1 2 1 d a b c e f a Outdoor unit installation manual b Fluorinated greenhouse gases label c Multilingual fluori...

Page 24: ... Any damage or missing parts 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 transport Unpack the indoor unit completely according to the instructions mentioned on the unpacking instructions sheet 4 2 1 To unpack the indoor unit 4 2 2 To remove the accessories from the indoor unit...

Page 25: ...cores t Addendum book for optional equipment u Indoor unit installation manual v Operation manual 4 2 3 To handle the indoor unit Use the handles at the back and at the front to carry the 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...

Page 26: ... outdoor unit 28 5 3 2 Possible options for the outdoor unit 28 5 3 3 Possible options for the indoor unit 28 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...

Page 27: ... series 5 2 2 Identification label Indoor unit Location Model identification Example E HS H B 04 P 30 EF Code Description E European model HS Floor standing refrigerant split unit with integrated pressureless storage tank H H Heating only X Heating cooling B Integrated heat exchanger for bivalent heat generator 04 Capacity class P Integrated tank material Plastics 30 Integrated tank volume EF Mode...

Page 28: ...FT008D The U beams are installation brackets on which the outdoor unit can be installed It is recommended to install this option in colder regions with possible low ambient temperatures or heavy snowfall For installation instructions see the installation manual of the outdoor unit Low sound cover EKLN08A1 In sound sensitive areas e g near a bedroom you can install the low sound cover to decrease t...

Page 29: ...te indoor sensor KRCS01 1 By default the internal sensor of the dedicated Human Comfort Interface BRC1HHDA used as room thermostat will be used as room temperature sensor As an option the remote indoor sensor can be installed to measure the room temperature on another location For installation instructions see the installation manual of the remote indoor sensor and addendum book for optional equip...

Page 30: ...ok for optional equipment WLAN cartridge BRP069A78 You can install the wireless LAN cartridge to control the system via a smartphone app For installation instructions see the installation manual of the WLAN cartridge WLAN module BRP069A71 A WLAN cartridge to be plugged into the MMI is delivered as indoor unit accessory Alternatively e g in case of weak signal strength you can install the optional ...

Page 31: ...ector kit EKECDBCO To make the connection of a solar drainback system easier you can install a drainback connector kit For installation instructions see the installation manual of the DB connector kit BIV connector kit EKECBIVCO To make the connection of a bivalent heat source to the bivalent heat exchanger easier you can install a bivalent connector kit For installation instructions see the insta...

Page 32: ...er 55 6 4 5 DHW pump for disinfection 55 6 5 Setting up the energy metering 56 6 5 1 Produced heat 56 6 5 2 Consumed energy 56 6 5 3 Normal kWh rate power supply 57 6 5 4 Preferential kWh rate power supply 58 6 6 Setting up the power consumption control 59 6 6 1 Permanent power limitation 60 6 6 2 Power limitation activated by digital inputs 61 6 6 3 Power limitation process 62 6 6 4 BBR16 power l...

Page 33: ...tor 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 b...

Page 34: ...uration 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 th...

Page 35: ...om 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...

Page 36: ...onvectors 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 X12...

Page 37: ...ting the electrical wiring to the unit see 9 2 Connections to the outdoor unit 4118 9 3 Connections to the indoor unit 4120 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 co...

Page 38: ...heat 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 co...

Page 39: ...irectly 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 temper...

Page 40: ...eliable operation provide a minimum water flow as described in table To check the water volume and flow rate in 8 5 Preparing water piping 4101 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 conn...

Page 41: ...ual 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 l...

Page 42: ...ating 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 co...

Page 43: ...ghest 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 emi...

Page 44: ...tor 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 E Room 3 a Heat pump convectors controllers b Dedicated Human Comfort Interface BRC1HHDA used as room thermos...

Page 45: ...g 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 NOT install a shut off valve Set F 0C 0 to activate the...

Page 46: ...es 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...

Page 47: ...r comfort for each individual installation INFORMATION 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 Drain back models For drain back models a backup heater EKECBUA must always be installed For drain back models the factory setting of field code C 02 is set to 0 Bivalent m...

Page 48: ...is determined automatically depending on the outdoor temperature During heating operation of the auxiliary boiler the auxiliary boiler operates to achieve the desired water temperature set via the auxiliary boiler controller Setup Integrate the direct SH auxiliary boiler as follows B a b c d c A e b A Main leaving water temperature zone B One single room a Dedicated Human Comfort Interface BRC1HHD...

Page 49: ...r unit air thermistor install the outdoor unit in the shadow so that it is NOT influenced or turned ON OFF by direct sunlight Frequent changeover may cause corrosion of the auxiliary boiler Contact the manufacturer of the auxiliary boiler for more information Changeover to external heat source decided by an auxiliary contact Only possible in external room thermostat control AND one leaving water t...

Page 50: ...he auxiliary gas boiler must have a fixed setpoint 55 C or a weather dependent setpoint Tmin 0 30 25 20 15 10 5 0 5 20 30 40 50 60 10 Ta C Tmin C Ta Outdoor temperature Tmin Minimum weather dependent setpoint for auxiliary gas boiler 6 3 2 Setting up an indirect auxiliary heat source for domestic hot water and space heating The auxiliary boiler field supply is connected to the storage tank and con...

Page 51: ...nal on the indoor unit X12M 3 and X12M 4 See 9 3 10 To connect the changeover to external heat source 4136 Configuration Via the user interface configuration wizard Set the use of an indirect bivalent system as external heat source either for domestic hot water heating only or also for space heating Set the tank boiler hysteresis See Intelligent tank manager 4230 for more information on configurat...

Page 52: ...ct tank temperature above which all other heat sources are stopped when solar energy is provided See Intelligent tank manager 4230 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 a...

Page 53: ... you can set the storage tank temperature 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 vo...

Page 54: ...re 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 ...

Page 55: ...nnect the domestic hot water pump 4133 For installation instructions of the optional recirculation connection see the installation manual of the recirculation kit 141554 Configuration For more information see 11 Configuration 4149 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 a A b c...

Page 56: ...r interface 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 use...

Page 57: ...d energy 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...

Page 58: ...e of 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 4132 In the software the power consumption data of both meters is a...

Page 59: ... b 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 4221 Power consu...

Page 60: ... limiting the heat pump will reduce performance NOTICE Set 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 Anti legionella operation 6 6 1 Permanent power limitation Permanent power limitation is useful to assure a maximum...

Page 61: ... power limitation level Example To limit the maximum power of the entire 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 ...

Page 62: ...r is 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 ...

Page 63: ... up 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 Comf...

Page 64: ...ote 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 4229 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...

Page 65: ...84 7 3 5 To provide drainage 85 7 3 6 To prevent the outdoor unit from falling over 87 7 4 Mounting the indoor unit 88 7 4 1 About mounting the indoor unit 88 7 4 2 Precautions when mounting the indoor unit 88 7 4 3 To install the indoor unit 88 7 4 4 To connect the drain hose to the drain 88 7 1 Preparing the installation site Choose an installation location with sufficient space to transport the...

Page 66: ...stack the units on each other Do NOT hang the unit on a ceiling Strong winds 18 km h blowing against the outdoor unit s air outlet causes short circuit suction of discharge air This may result in deterioration of the operational capacity frequent frost acceleration in heating operation disruption of operation due to decrease of low pressure or increase of high pressure a broken fan if a strong win...

Page 67: ...age It is NOT recommended to install the unit in the following places because it may shorten the life of the unit Where the voltage fluctuates a lot In vehicles or vessels Where acidic or alkaline vapour is present Seaside installation Make sure the outdoor unit is NOT directly exposed to sea winds This is to prevent corrosion caused by high levels of salt in the air which might shorten the life o...

Page 68: ...grille and dispose of it 3 Reattach the screws to the unit 2 4 1 3 a a Suction grille Protect the outdoor unit against direct snowfall and take care that the outdoor unit is NEVER snowed up c c d b e a a Snow cover or shed b Pedestal c Prevailing wind direction d Air outlet e EKFT008D option kit In any case provide at least 300 mm of free space below the unit Additionally make sure the unit is pos...

Page 69: ...efrigerant piping length a between indoor unit and outdoor unit 30 m Minimum refrigerant piping length a between indoor unit and outdoor unit 3 m Maximum height difference between indoor unit and outdoor unit When outdoor unit ERGA06E V3H or ERGA08E V3H is at highest location 30 m When outdoor unit ERGA04E V3 or ERGA04 08E V3A is at highest location 20 m When indoor unit is at highest location 20 ...

Page 70: ...ere the unit is exposed to direct sunlight for long periods of time Extensive UV radiation can damage the unit 7 1 4 Special requirements for R32 units Additionally to the spacing guidelines Because the total refrigerant charge in the system is 1 84 kg the room where you install the indoor unit must also comply with the conditions described in 7 1 5 Installation patterns 472 WARNING Do NOT pierce ...

Page 71: ...lation Installer reference guide 71 ERGA04 08EAV3 V3A V37 EHSH X B 04 08P30 50EF Daikin Altherma 3 R ECH O 4P678716 1A 2022 07 NOTICE Protect pipework from physical damage Keep the pipework installation to a minimum ...

Page 72: ... 1 84 kg i e if the piping length is 27 m Living room kitchen garage attic basement storage room 2 3 Technical room i e room that is NEVER occupied by persons 2 3 4 PATTERN 1 PATTERN 2 PATTERN 3 PATTERN 4 A A a2 a1 A B a2 a1 A Ventilation openings N A N A Between room A and B Between room A and outside Minimum floor area N A Room A Room A Room B N A Restrictions See PATTERN 1 472 See PATTERN 2 and...

Page 73: ...max kg allowed for room A Contact your dealer Use table 3 in chapter Technical data and dm to calculate the minimum bottom opening area for natural ventilation between room A and room B Anv min cm2 The unit can be installed in room A and without further room size or ventilation requirements Determine the refrigerant amount that exceeds mmax dm kg dm mc mmax mmax mc Yes No No Use table 2 in chapter...

Page 74: ...m refrigerant charge allowed in a room indoor unit Aroom m2 Maximum refrigerant charge in a room mmax kg H 600 mm 1 0 138 2 0 276 3 0 414 4 0 553 5 0 691 6 0 829 7 0 907 8 0 970 9 1 028 10 1 084 11 1 137 12 1 187 13 1 236 14 1 283 15 1 328 16 1 371 17 1 413 18 1 454 19 1 494 20 1 533 21 1 571 22 1 608 23 1 644 24 1 679 25 1 714 26 1 748 27 1 781 28 1 814 29 1 846 30 1 877 31 1 909 ...

Page 75: ... between two values from the table consider the value that corresponds to the higher mc value from the table If mc 1 87 kg consider the value that corresponds to mc 1 88 kg Systems with a total refrigerant charge mc 1 84 kg i e if the piping length is 27 m are NOT subjected to any requirements to the installation room Charges 1 9 kg are NOT allowed in the unit Table 3 Minimum venting opening area ...

Page 76: ... mm from the floor of the unoccupied room Must be Anv min minimum bottom opening area as specified in the table below 50 of the required opening area Anv min must be 200 mm from the floor of the unoccupied room The bottom of the opening must be 100 mm from the floor of the unoccupied room If the opening starts from the floor the height of the opening must be 20 mm a2 Top opening for natural ventil...

Page 77: ...nd closing the units 7 2 1 About opening the units At certain times you have to open the unit Example When connecting the refrigerant piping When connecting the electrical wiring When maintaining or servicing the unit DANGER RISK OF ELECTROCUTION Do NOT leave the unit unattended when the service cover is removed 7 2 2 To open the outdoor unit DANGER RISK OF ELECTROCUTION DANGER RISK OF BURNING SCA...

Page 78: ...hat the tightening torque does NOT exceed 4 1 N m 7 2 4 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 1 2 2 Remove the switch box cover NOTICE Do NOT damage or remove the foam sealing of the ...

Page 79: ...5 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 2 2 1 3 Lower the switch box ...

Page 80: ... Daikin Altherma 3 R ECH O 4P678716 1A 2022 07 1 4 If switch box is opened Disconnect the ground connection from the top cover of the switch box 5 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 81: ... the following stages 1 Providing the installation structure 2 Installing the outdoor unit 3 Preventing the unit from falling over 4 Protecting the unit against snow and wind by installing a snow cover and baffle plates See 7 1 Preparing the installation site 465 7 3 2 Precautions when mounting the outdoor unit INFORMATION Also read the precautions and requirements in the following chapters 2 Gene...

Page 82: ...ination with the low sound cover EKLN08A1 different installation instructions apply for the U beams See the installation manual of the low sound cover a b c a Low sound cover b Bottom parts of the low sound cover c U beams Option 1 On mounting feet flexi foot with strut mm 0 mm 1 5 0 a 300 300 6 0 0 100 a Maximum snowfall height Option 2 On plastic mounting feet In this case you can use the bolts ...

Page 83: ... mm Option 3 On a pedestal with the EKFT008D option kit The EKFT008D option kit is recommended in areas with heavy snowfall 300 6 0 0 1 5 0 1 5 0 mm 300 100 a b 0 mm a Maximum snowfall height b EKFT008D option kit Option 4 On brackets to the wall with the EKFT008D option kit The EKFT008D option kit is recommended in areas with heavy snowfall ...

Page 84: ...250 300 250 mm a b c 4 a Maximum snowfall height b EKFT008D option kit c Anti vibration rubber field supply 7 3 4 To install the outdoor unit CAUTION Do NOT remove the protective cardboard before the unit is installed properly 1 Lift the outdoor unit as described in 4 1 2 To handle the outdoor unit 422 2 Install the outdoor unit as follows ...

Page 85: ...otective cardboard b Instruction sheet 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 Avoid drain water flowing over the footpath so that it does NOT become slip...

Page 86: ...ions see the installation manual of the drain pan In short the drain pan must be installed level with a tolerance of 1 at all sides and as follows b a c a Drain pan b U beams c Drain hole insulation 355 mm 6 0 0 m m Drain pan heater You can use the drain pan heater option EKDPH008CA to prevent freezing up of the drain pan For the installation instructions see the installation manual of the drain p...

Page 87: ... low sound cover a b d c c b a Low sound cover b Bottom parts of the low sound cover c Drain pan kit d Drain pan heater 7 3 6 To prevent the outdoor unit from falling over In case the unit is installed in places where strong wind can tilt the unit take following measure 1 Prepare 2 cables as indicated in the following illustration field supply 2 Place the 2 cables over the outdoor unit 3 Insert a ...

Page 88: ...g chapters 2 General safety precautions 410 7 1 Preparing the installation site 465 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 2 3 To handle the indoor unit 425 2 Remove cable tie transport security Also see 7 2 4 To open the indoor unit 478 3 Connect the drain hose to the drain See 7 4 4 To connect the drain hose to the drain 488 4...

Page 89: ...ose 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 legi...

Page 90: ...7 Unit installation Installer reference guide 90 ERGA04 08EAV3 V3A V37 EHSH X B 04 08P30 50EF Daikin Altherma 3 R ECH O 4P678716 1A 2022 07 a a Pressure relief valve ...

Page 91: ...g refrigerant 101 8 4 3 To fix the fluorinated greenhouse gases label 101 8 5 Preparing water piping 101 8 5 1 Water circuit requirements 101 8 5 2 To check the water volume and flow rate 104 8 6 Connecting water piping 105 8 6 1 About connecting the water piping 105 8 6 2 Precautions when connecting the water piping 106 8 6 3 To connect the water piping 106 8 6 4 To connect a pressure vessel 109 ...

Page 92: ...heat resistance of at least 120 C Insulation thickness Pipe outer diameter Øp Insulation inner diameter Øi Insulation thickness t 6 4 mm 1 4 8 10 mm 10 mm 15 9 mm 5 8 16 20 mm 13 mm Øi Øi t Øp Øp If the temperature is higher than 30 C and the humidity is higher than RH 80 the thickness of the insulation materials should be at least 20 mm to prevent condensation on the surface of the insulation 8 2...

Page 93: ...tallation tools e g manifold gauge set that are exclusively used for R32 installations to withstand the pressure and to prevent foreign materials e g mineral oils and moisture from mixing into the system Install the piping so that the flare is NOT subjected to mechanical stress Do NOT leave pipes unattended at the site If the installation is NOT done within 1 day protect the piping as described in...

Page 94: ... Ø6 4 15 17 8 7 9 1 R 0 4 0 8 2 45 90 2 ØA Ø15 9 62 75 19 3 19 7 8 2 4 Pipe bending guidelines Use a pipe bender for bending All pipe bends should be as gentle as possible bending radius should be 30 40 mm or larger 8 2 5 To flare the pipe end CAUTION Incomplete flaring may cause refrigerant gas leakage Do NOT re use flares Use new flares to prevent refrigerant gas leakage Use flare nuts that are ...

Page 95: ... adversely affects valves and compressors in the refrigerating system and prevents proper operation Set the nitrogen pressure to 20 kPa 0 2 bar just enough so it can be felt on the skin with a pressure reducing valve a b c d e f f a Refrigerant piping b Part to be brazed c Taping d Manual valve e Pressure reducing valve f Nitrogen Do NOT use anti oxidants when brazing pipe joints Residue can clog ...

Page 96: ...e indicated with the arrow Do NOT damage it After handling the stop valve tighten the stem cap and check for refrigerant leaks Item Tightening torque N m Stem cap liquid side 13 5 16 5 Stem cap gas side 22 5 27 5 To handle the service cap ALWAYS use a charge hose equipped with a valve depressor pin since the service port is a Schrader type valve After handling the service port tighten the service ...

Page 97: ...t piping to the indoor unit 1 Connect the liquid stop valve from the outdoor unit to the refrigerant liquid connection of the indoor unit a b a Refrigerant liquid connection b Refrigerant gas connection 2 Connect the gas stop valve from the outdoor unit to the refrigerant gas connection of the indoor unit NOTICE It is recommended that the refrigerant piping between indoor and outdoor unit is insta...

Page 98: ...Preparing refrigerant piping 491 NOTICE Use a 2 stage vacuum pump with a non return valve that can evacuate to a gauge pressure of 100 7 kPa 1 007 bar 5 Torr absolute Make sure the pump oil does not flow oppositely into the system while the pump is not working NOTICE Use this vacuum pump for R32 exclusively Using the same pump for other refrigerants may damage the pump and the unit NOTICE Connect ...

Page 99: ...ervice port h Valve lids i Gas stop valve j Liquid stop valve 1 Vacuum the system until the pressure on the manifold indicates 0 1 MPa 1 bar 2 Leave as is for 4 5 minutes and check the pressure If the pressure Then Does not change There is no moisture in the system This procedure is finished Increases There is moisture in the system Go to the next step 3 Vacuum the system for at least 2 hours to a...

Page 100: ...he outdoor unit s external refrigerant piping is checked leak test vacuum drying INFORMATION Depending on the units and or the installation conditions it might be necessary to connect electrical wiring before you can charge refrigerant Typical workflow Charging additional refrigerant typically consists of the following stages 1 Determining if and how much you have to charge additionally 2 If neces...

Page 101: ...abel is delivered with the unit see accessories peel off the applicable language and stick it on top of a b Factory refrigerant charge see unit name plate c Additional refrigerant amount charged d Total refrigerant charge e Quantity of fluorinated greenhouse gases of the total refrigerant charge expressed as tonnes CO2 equivalent f GWP Global warming potential NOTICE Applicable legislation on fluo...

Page 102: ...necting the water circuit Inappropriate tooling will cause damage to the pipes Closed circuit Use the indoor unit ONLY in a closed water system Using the system in an open water system will lead to excessive corrosion Glycol For safety reasons it is NOT allowed to add any kind of glycol to the water circuit Piping length It is recommended to avoid long runs of piping between the storage tank and t...

Page 103: ...rain hose to the drain 488 Air vents Provide air vents at all high points of the system which must also be easily accessible for servicing An automatic air purge is provided in the indoor unit Check that the air purge is NOT tightened too much so that automatic release of air in the water circuit is possible Zn coated parts NEVER use zinc coated parts in the water circuit Because the internal wate...

Page 104: ...illing and draining of the storage tank we recommend to install a shut off valve See option kit Fill and drain kit 165215 Thermostatic mixing valves In accordance with the applicable legislation it may 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 ...

Page 105: ...ply Minimum flow rate Check that the minimum flow rate in the installation is guaranteed in all conditions Minimum required flow rate 12 l min 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 flow rate cannot be reached a flow error 7H...

Page 106: ...8 6 2 Precautions when connecting the water piping INFORMATION Also read the precautions and requirements in the following chapters 2 General safety precautions 410 8 5 Preparing water piping 4101 8 6 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...

Page 107: ... avoid damage apply the necessary countertorque with a suitable tool 2 Ø7 mm 1 3 4 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 5 Cut open the top cover If the space heating cooling or the domestic hot water pipes are directed upwards ...

Page 108: ...alves on the space heating cooling water in and out connections as well as on the domestic cold water in and domestic hot water out connections These shut off valves are field supplied NOTICE To avoid damage to the surroundings in case of water leakage it is recommended to close the domestic cold water inlet shut off valves during periods of absence NOTICE Install air purge valves at all local hig...

Page 109: ... etc connected to the tank is subjected to this high pressure To prevent this a pressure relief valve needs to be installed The overpressure prevention depends on the correct operation of the field installed pressure relief valve If this is NOT working correctly water leakage may occur To confirm good operation regular maintenance is required 8 6 4 To connect a pressure vessel 1 Connect a suitably...

Page 110: ...according to the instructions see To purge the air out of the unit with the manual air vent valves 4246 3 Open the water tap 4 Open fill and drain valve and monitor the manometer 5 Fill the system with water until the external manometer shows that the system target pressure is reached system height 2 m 1 m water column 0 1 bar Make sure that the pressure relief valve does not open 6 Close the manu...

Page 111: ...ning until no more air is vented from the taps 4 Check for water leaks The bivalent heat exchanger only for some models 5 Fill the bivalent heat exchanger with water by connecting the bivalent heating circuit If the bivalent heating circuit will be installed on a later stage fill the bivalent heat exchanger with a filling hose until water comes out of both connections 6 Do air purge on the bivalen...

Page 112: ...lled 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 Follow the steps described in the previous chapter 8 6 8 To insulate the water piping The piping in the complete water circuit MUST be insulated to prevent condensation during cooling operation and re...

Page 113: ...37 EHSH X B 04 08P30 50EF Daikin Altherma 3 R ECH O 4P678716 1A 2022 07 If the temperature is higher than 30 C and the humidity is higher than RH 80 the thickness of the insulation materials should be at least 20 mm to prevent condensation on the surface of the insulation ...

Page 114: ... meters 132 9 3 7 To connect the domestic hot water pump 133 9 3 8 To connect the alarm output 134 9 3 9 To connect the space cooling heating ON OFF output 135 9 3 10 To connect the changeover to external heat source 136 9 3 11 To connect the power consumption digital inputs 137 9 3 12 To connect the safety thermostat normally closed contact 139 9 3 13 To connect a Smart Grid 140 9 3 14 To connect...

Page 115: ... on the high pressure side Do NOT use taped wires stranded conductor wires extension 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 CAUTION Do NOT push or place redundant cable length into ...

Page 116: ...ening torque N m M4 X1M 1 2 1 5 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 the backup heater of the indoor unit See 9 3 3 To connect the backup heater power supply 4127 9 1 4 About preferential kWh rate power supply Electricity compani...

Page 117: ...ment the outdoor unit compressor will NOT operate The wiring to the unit is different depending on whether the power supply is interrupted or NOT 9 1 5 Overview of electrical connections except external actuators NOTICE Unlike to other indoor unit model types Daikin Altherma 3 ECH O always needs a dedicated power supply for the indoor unit It is NOT possible to use the interconnection cable as pow...

Page 118: ...requency 50 Hz Wire sizes Must comply with applicable legislation Interconnection cable Minimum cable section of 1 5 mm and applicable for 230 V Recommended field fuse 20 A 25 A 16 A Earth leakage circuit breaker Must comply with applicable legislation a MCA Minimum circuit ampacity Stated values are maximum values see electrical data of combination with indoor units for exact values Component ERG...

Page 119: ...ping cover 1 1 2 3 Strip insulation 20 mm from the wires a b a Strip wire end to this point b An excessive strip length may cause electrical shock or leakage 4 Connect the interconnection cable and power supply as follows Ensure stress relief by using the wire clamp a c d 1N 50 Hz 220 240 V b a Interconnection cable b Power supply cable c Fuse d Earth leakage circuit breaker ...

Page 120: ...door unit Item Description Power supply main See 9 3 2 To connect the main power supply 4125 Power supply backup heater See 9 3 3 To connect the backup heater power supply 4127 Backup heater See 9 3 4 To connect the backup heater to the main unit 4130 Shut off valve See 9 3 5 To connect the shut off valve 4131 Electricity meters See 9 3 6 To connect the electricity meters 4132 Domestic hot water p...

Page 121: ...15 To connect the solar input 4146 DHW output See 9 3 16 To connect the DHW output 4146 Room thermostat wired or wireless See below table Wires 0 75 mm Maximum running current 100 mA For the main zone 2 9 Control 2 A Ext thermostat type For the additional zone 3 A Ext thermostat type 3 9 read only Control Heat pump convector There are different controllers and setups possible for the heat pump con...

Page 122: ...ternal sensor Room 1 7 Room sensor offset Human Comfort Interface See Installation and operation manual of the Human Comfort Interface Addendum book for optional equipment Wires 2 0 75 1 25 mm Maximum length 500 m 2 9 Control 1 6 Room sensor offset WLAN module See Installation manual of the WLAN module Addendum book for optional equipment Use the cable delivered with the WLAN module D Wireless gat...

Page 123: ...ning base unit to the outdoor unit For cooling heating operation you also need to implement a relay field supply see addendum book for optional equipment 9 3 1 To connect the electrical wiring to the indoor unit Remark All cables which will be connected to the switch box of the ECH2O must be fixed by strain relief To have easier access to the switch box itself and the routing of cables the switch ...

Page 124: ...tion Installer reference guide 124 ERGA04 08EAV3 V3A V37 EHSH X B 04 08P30 50EF Daikin Altherma 3 R ECH O 4P678716 1A 2022 07 All cables which will be connected to the switch box of the ECH2O must be fixed by strain relief ...

Page 125: ...while 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 4 To open the indoor unit 478 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 indoo...

Page 126: ...able b 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 mi...

Page 127: ...pply 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 4123 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...

Page 128: ... V 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 fluctuatio...

Page 129: ...P30 50EF Daikin Altherma 3 R ECH O 4P678716 1A 2022 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 130: ...0 V 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 4...

Page 131: ... INFORMATION Shut off valve usage 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 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 4 To open the indoor unit 478 1 ...

Page 132: ...he electricity 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 4 To open the indoor unit 478 1 User interface p...

Page 133: ...9 3 1 To connect the electrical wiring to the indoor unit 4123 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 4 To open the indoor unit 478 1 User interface panel 1 3 4 2 2 Switch box 3 Switch box cover 4 Top cover 2 Connect the domestic hot water pu...

Page 134: ...eneral information see 9 3 1 To connect the electrical wiring to the indoor unit 4123 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 4 To open the indoor unit 478 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...

Page 135: ... 3 1 To connect the electrical wiring to the indoor unit 4123 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 4 To open the indoor unit 478 1 User interface panel 1 3 4 2 2 Switch box 3 Switch box cover 4 Top cover 2 Connect t...

Page 136: ... the indoor unit 4123 9 3 10 To connect the changeover to external heat source INFORMATION Bivalent is only possible in case of 1 leaving water temperature zone with room thermostat control OR external room thermostat control 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 4 To open the indoor unit 478 1 User interface panel 1 3 4 2 2 S...

Page 137: ... tie mountings General information see 9 3 1 To connect the electrical wiring to the indoor unit 4123 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 4 To open the indoor unit 478 1 User interface panel 1 3 4 2 2 Switch b...

Page 138: ...22 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 4123 ...

Page 139: ...oad of 15 V DC 10 mA 9 8 1 3 Benefit kWh power supply Safety thermostat 1 Open the following see 7 2 4 To open the indoor unit 478 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 ter...

Page 140: ...afety 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 Gr...

Page 141: ...S 6 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 1...

Page 142: ... 5 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 t...

Page 143: ...tallation Installer reference guide 143 ERGA04 08EAV3 V3A V37 EHSH X B 04 08P30 50EF Daikin Altherma 3 R ECH O 4P678716 1A 2022 07 X M 10 K1A X10M K2A 3 Install the components of the Smart Grid relay kit as follows 2 2 ...

Page 144: ...0 50EF Daikin Altherma 3 R ECH O 4P678716 1A 2022 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 A B A B X 5M 1 S4S X 5M 10 1 X 5M 9 1 5 9 10 5 Connect the high voltage wiring as follows ...

Page 145: ... 1 24 25 X M 12 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 4123 9 3 14 To connect the WLAN cartridge D Wireless gateway 1 Insert the WLAN cartridge into the cartridge slot on the user interface of the indoor unit ...

Page 146: ...indoor unit 478 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 4123 9 3 16 To connect the DHW output Wires 2 0 75 mm Maximum ...

Page 147: ...1 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 X 2M 1 11 12 A B 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 4123 ...

Page 148: ... unit installation NOTICE It is recommended that the refrigerant piping between indoor and outdoor unit is installed in a ducting or the refrigerant piping is wrapped with finishing tape 1 Insulate and fix the refrigerant piping and cables as follows g b a f e c d a Gas pipe b Gas pipe insulation c Interconnection cable d Field wiring if applicable e Liquid pipe f Liquid pipe insulation g Finishin...

Page 149: ...dent curves 167 11 5 Settings menu 169 11 5 1 Malfunctioning 169 11 5 2 Room 169 11 5 3 Main zone 173 11 5 4 Additional zone 183 11 5 5 Space heating cooling 188 11 5 6 Tank 197 11 5 7 User settings 202 11 5 8 Information 207 11 5 9 Installer settings 209 11 5 10 Commissioning 236 11 5 11 User profile 236 11 5 12 Operation 236 11 5 13 WLAN 237 11 6 Menu structure Overview user settings 240 11 7 Me...

Page 150: ...fferent 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 setting...

Page 151: ...settings 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 4150 2 Go to 9 I Installer settings Overview field settings 3 Turn the left dial to select the first part of the setting and confi...

Page 152: ...KPCCAB4 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 11 2 Configuration wizard After first power ON of the system the user interface starts a configuration wizard Use this wizard to set the most important initial set...

Page 153: ...Number of zones 4 4 11 5 5 Space heating cooling 4188 Glycol Filled system overview field setting E 0D 11 5 9 Installer settings 4209 Solar 9 2 4 11 5 9 Installer settings 4209 Backup heater Voltage 9 3 2 Backup heater 4211 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 11 5 3 Main zone 4173 Control 2 9 Setpoint mode 2 4 Heating ...

Page 154: ... Heating 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 11 5 6 Tank 4197 Hysteresis 5 9 11 3 Possible screens 11 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...

Page 155: ...hrough 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 Sm...

Page 156: ...ess 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...

Page 157: ...e list Enter the submenu Enable disable breadcrumbs Submenu Description 0 or Malfunctioning Restriction Only displayed if a malfunction occurs See 15 4 1 To display the help text in case of a malfunction 4264 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 z...

Page 158: ...y for the installer 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 ONECTA app 11 3 4 Menu screen Example 7 1 Language Time date Holiday Possible action...

Page 159: ... Description 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 11 3 6 Detailed screen with values Example a b c a b c 7 2 1 Time ...

Page 160: ...ilable 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 th...

Page 161: ... User 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 sc...

Page 162: ...n User 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 Selec...

Page 163: ...User 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 t...

Page 164: ...curve 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 building the curve can be adjusted by an installer or user Types of weat...

Page 165: ...rm changes and proceed 11 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...

Page 166: ...emperature 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 ...

Page 167: ...etpoint 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 ...

Page 168: ... the 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...

Page 169: ...tioning Room Operation User profile Main zone 0 Malfunctioning 11 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 mai...

Page 170: ...when 2 9 Control External 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 ...

Page 171: ...ion 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...

Page 172: ...unit 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 protec...

Page 173: ...set 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 g...

Page 174: ...point screen 2 Main zone See 11 3 5 Setpoint screen 4158 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...

Page 175: ...mperature 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 we...

Page 176: ...emperature 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 a...

Page 177: ...ld 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 th...

Page 178: ...rtant 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...

Page 179: ...design 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 suc...

Page 180: ... room 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 roo...

Page 181: ...between 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 addi...

Page 182: ...e can 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 stabl...

Page 183: ... 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 mode Enable this setting to avoid cold leaving water through the heat emitter and the forming of condensation e ...

Page 184: ... temperature for the additional zone via setpoint screen 3 Additional zone See 11 3 5 Setpoint screen 4158 Schedule Indicates if the desired leaving water temperature is according to a schedule See 11 5 3 Main zone 4173 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 11 3 7 Schedule screen Example ...

Page 185: ...utdoor 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...

Page 186: ...emperatures 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 11 5 3 Main zone 4173 Code Description 3 7 2 0D Emitter type 0 Underfl...

Page 187: ... 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 11 5 3 Main zone 4173 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 188: ...fset see 11 4 3 Slope offset curve 4165 In 2 E WD curve type you 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 11 5 5 Space heating cooling INFORMATION Cooling is only applicable in case of reversible models Overview The following items are listed in the submenu 4 Space heati...

Page 189: ...n the unit is in heating mode the icon is shown When the unit is in cooling mode the icon is shown The status indicator shows if the unit is currently in operation 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 m...

Page 190: ... averaged If the outdoor temperature drops the operation mode will switch to heating and vice versa If the outdoor temperature is between the Space heating off temperature and the Space cooling off temperature the operation 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...

Page 191: ...e subtracted by the offset value thus 24 4 20 C Guard timer to prevent too frequent changing from heating to cooling and vice versa Code Description Changeover 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 cha...

Page 192: ...Mixing 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 o...

Page 193: ...ition 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 ...

Page 194: ...ating 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 Onl...

Page 195: ...he 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 8...

Page 196: ...mp 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 loc...

Page 197: ...eating 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 screen...

Page 198: ...eating cooling interruptions will happen Schedule You can set the tank temperature schedule using the schedule screen For more information about this screen see 11 3 7 Schedule screen Example 4160 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 ...

Page 199: ...ed 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 w...

Page 200: ...limit 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...

Page 201: ...e the 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...

Page 202: ... 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 temperatures will result in higher desired tank temperatures as the cold ...

Page 203: ... settings Time date once the unit is initialised Holiday About holiday mode During your holiday you can use the holiday mode to deviate from your normal schedules without having to change them While 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 ...

Page 204: ... mode level until the next scheduled action Use and program a quiet mode schedule INFORMATION If the outdoor temperature is below zero we recommend to NOT use the most quiet level To check if quiet mode is active If is displayed on the home screen quiet mode is active To use quiet mode 1 Go to 7 4 1 User settings Quiet Mode 2 Do one of the following If you want to Then Completely deactivate quiet ...

Page 205: ...lent 4225 Code Description 7 5 1 N A Electricity price High 7 5 2 N A Electricity price Medium 7 5 3 N A Electricity price Low 7 6 N A Gas price INFORMATION Electricity price can only be set when bivalent is ON 9 C 1 or C 02 These values can only be set in menu structure 7 5 1 7 5 2 and 7 5 3 Do NOT use overview settings To set the gas price 1 Go to 7 6 User settings Gas price 2 Select the correct...

Page 206: ...lthough the running cost can increase the total operation cost taking into account the reimbursement will be optimized NOTICE Make sure to modify the setting of the energy prices at the end of the incentive period To set the gas price in case of an incentive per kWh renewable energy Calculate the value for the gas price with the following formula Actual gas price Incentive kWh 0 9 For the procedur...

Page 207: ...A Reset 8 B Piping diagram Energy data Read out information about energy flows to check and optimize your energy consumption You can read out electricity input and produced heat divided into space 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...

Page 208: ...ious real time sensor and actuator information within the piping layout This allows a check of the system at one glance R3T 3 R4T 3 3 3 P 3 V 3 R1T 3 R2T 3 R7T 3 R5T 3 R6T 3 a1 a3 a4 b1 2 a 3 b b5 b4 c1 c2 c3 c4 b2 C5 c7 C6 c8 c9 Item Description a Energy sources a1 Heat pump compressor is operating a2 Solar energy is available a3 Backup heater is activated a4 Boiler is activated b Actuator status...

Page 209: ...umed electricity and consumed gas energy flow diagram 8 2 Malfunction history Malfunction history 8 3 Dealer information Contact helpdesk number 8 4 Sensors Room tank or domestic hot water outside and leaving water temperature if applicable 8 5 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 ...

Page 210: ...d defrost 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 structu...

Page 211: ... schedule 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 N...

Page 212: ...pacity 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...

Page 213: ...iguration 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 below w...

Page 214: ...anual interaction When Emergency is set to Automatic and a heat pump failure occurs the backup heater or boiler automatically takes over the domestic hot water production and space 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 c...

Page 215: ...does NOT confirm emergency operation INFORMATION If the boiler is connected as auxiliary heat source to the tank via bivalent coil or via drain back connection the boiler and NOT the backup heater operates as emergency heater independent of the boiler capacity For small capacity boilers this may lead to capacity shortages in case of emergency If the boiler is directly connected to the space heatin...

Page 216: ...e heated 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...

Page 217: ...g 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 When Control Room thermostat This p...

Page 218: ...nded on In case the space heating cooling request is OFF and the tank temperature setpoint is reached the unit can choose to buffer energy from the photovoltaic panels in the room only in case of room thermostat control or in the storage tank instead of putting the photovoltaic panel energy on the grid In case of room buffering the room will heat up or cool down to the comfort setpoint In case of ...

Page 219: ...OT set to Smart grid Allow pump 0 No Pump is forced off 1 Yes No limitation 9 8 4 D 01 Connection to a Benefit kWh power supply or a Smart grid 0 No The outdoor unit is connected to a normal power supply 1 Open 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 open and the unit will go in ...

Page 220: ...Smart Grid operation modes 9 8 6 N A Restriction Only applicable if 9 8 4 Smart grid To set if electrical heaters are allowed Allow electrical heaters No Yes 9 8 7 N A Restriction Only applicable in case of room thermostat control and if 9 8 4 Smart grid To set if room buffering will be enabled Enable room buffering No The extra energy from the photovoltaic panels is only buffered in the storage t...

Page 221: ...etting Limit setting kW This prevents overconsumption and thus requiring the use of power from the grid Power consumption control Power consumption control See 6 Application guidelines 4 32 for detailed information about this functionality Code Description 9 9 1 4 08 Power consumption control 0 No Disabled 1 Continuous Enabled You can set one power limitation value in A or kW to which the system p...

Page 222: ...ABLED 4 08 0 0 None Backup heater and booster heater can operate simultaneously 1 Booster heater The booster heater is prioritised 2 Backup heater The backup heater is prioritised Power consumption control ENABLED 4 08 1 2 0 None Depending on the power limitation level the booster heater will be limited first before the backup heater is limited 1 Booster heater Depending on the power limitation le...

Page 223: ...erent from the permanent power limitation which is always changeable BBR16 activation Code Description 9 9 F 7 07 BBR16 activation 0 disabled 1 enabled BBR16 power limit Code Description 9 9 G N A BBR16 power limit This setting can only be modified via the menu structure 0 kW 25 kW step 0 1 kW Energy metering Energy metering If energy metering is performed by the use of external power meters confi...

Page 224: ...B of the indoor unit measuring the indoor temperature The temperature sensor in the dedicated Human Comfort Interface is NOT used anymore 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...

Page 225: ...xiliary boiler is installed directly in the space heating circuit 2 Indirect DHW Set this value in case 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 only 3 Indirect DHW SH Set this value in case that the auxiliary boiler is connected to the storage tank and the heat generated by the auxiliary...

Page 226: ...ting and the boiler is activated to support in case of capacity shortage The switch over between the heat pump system parallel bivalent operation if applicable and the auxiliary boiler is based on the following settings C 03 and C 04 Electricity and gas prices 7 5 1 7 5 2 7 5 3 and 7 6 or PE factor 7 03 F 02 only for C 02 2 3 C 03 C 04 Tcalc and Tlim For space heating switch over Based on the sett...

Page 227: ...P 3 and LWT 55 C NOTICE Make sure to set the value of 5 01 at least 1 C higher than the value of C 03 For DHW heating switch over The heat pump system calculates a value Tlim based on outdoor temperature and COP as defined above When storage tank temperature reaches Tlim the boiler is set as primary heat source Whether the boiler will be activated depends on the intelligent tank management setting...

Page 228: ... 0 Very high 1 High 2 Medium 3 Low 4 Very low Alarm output Alarm output Code Description 9 D C 09 Alarm output Indicates the logic of the alarm output during malfunctioning 0 Abnormal The alarm output will be powered when an alarm occurs By setting this value a distinction is made between the detection of an alarm and the detection of a power failure 1 Normal The alarm output will NOT be powered w...

Page 229: ...ill depends on the ambient temperature compressor conditions and minimum internal timers To enable the power 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 anti...

Page 230: ...ting 4151 Export MMI settings About exporting the configuration settings Export the configuration settings of the unit to a USB memory stick via the MMI the user interface of the indoor unit When troubleshooting 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 t...

Page 231: ...port while boiler may or may not operate This applies only when tank energy is allowed to be used for space heating C 02 3 and the auxiliary boiler is deemed more efficient by the efficiency calculation for space heating For lower tank boiler hysteresis values the system switches more often between the two operation modes Higher hysteresis values lead to an increase in boiler operation and the spa...

Page 232: ...on HPSH Space heating by heat pump operation Ttank Storage tank temperature TankSH Space heating by tank heating support Tset In this example Tank setpoint may differ depending on space heating setpoint TSol HP and boiler off temperature Tset 3 7 0E THP on HP tank heating ON temperature Tank setpoint 6 00 Free Tank state Free energy Support Tank state Support Preheat Tank state Pre heating NOTICE ...

Page 233: ...g demand Enabling the function for a too small boiler may lead to undesirable and potentially damaging on off switching behavior of the heat pump Continuous heating The continuous heating function allows to provide space heating also during unit defrost and can thereby increase space heating comfort The space heating temperatures provided during defrost depend on actual storage tank temperatures C...

Page 234: ...olar energy is provided and storage tank temperature is above limit temperature heat pump and boiler are switched off 1 No Heat pump and boiler can operate also while solar energy is provided Bizone kit Bizone kit installed Code Description 9 P 1 E 0B Bizone kit installed 0 No The system only has a main zone 1 N A 2 Yes A bizone kit is installed in order to add an additional temperature zone ...

Page 235: ...raulic 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 speed of the additional zone pump can be fixed with this setting Code Description 9 P 3 7 0A Add zone pump fixed PWM Fixed pump speed for additional direct zone 20 95 default 95 Main zone pump fixed PWM The speed of the main zone pump can be fixed with thi...

Page 236: ...sec default 125 11 5 10 Commissioning Overview The following items are listed in the submenu A Commissioning User profile Installer settings Information Operation A Commissioning A 1 Operation test run A 2 Actuator test run A 3 Air purge A 4 UFH screed dryout About commissioning See 12 Commissioning 4242 11 5 11 User profile B User profile See To change the user permission level 4150 B User profil...

Page 237: ...odule only one of the two needed connects the system to the internet The user can then control the system via the ONECTA app This needs the following components in case of WLAN cartridge b a c This needs the following components in case of WLAN module a b c a WLAN cartridge The WLAN cartridge needs to be inserted in the user interface See the installation manual of the WLAN cartridge WLAN module T...

Page 238: ...D 1 N A Enable AP mode No Yes Reboot Reboot the WLAN cartridge module Code Description D 2 N A Reboot the gateway Back OK WPS Connect the WLAN cartridge module to the router Code Description D 3 N A WPS No Yes INFORMATION You can only use this function if it is supported by the software version of the WLAN and the software version of the ONECTA app Remove from cloud Remove the WLAN cartridge modul...

Page 239: ...1 Configuration Installer reference guide 239 ERGA04 08EAV3 V3A V37 EHSH X B 04 08P30 50EF Daikin Altherma 3 R ECH O 4P678716 1A 2022 07 Code Description D 6 N A Cloud connection Not connected Connected ...

Page 240: ...date Hours Minutes Year Month Day Daylight savings time Format 7 3 Holiday Activation From Till 7 4 Quiet Mode 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 ...

Page 241: ...ply 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 ...

Page 242: ...ifrost 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 Disable protections Ye...

Page 243: ...e the result NOTICE ALWAYS complete the refrigerant piping of the unit before operating If NOT the compressor will break 12 3 Checklist before commissioning 1 After the installation of the unit check the items listed below 2 Close the unit 3 Power up the unit You read the complete installation instructions as described in the installer reference guide The indoor unit is properly mounted Check that...

Page 244: ...pressure relief valve purges water when opened Clean water MUST come out The minimum water volume is guaranteed in all conditions See To check the water volume and flow rate in 8 5 Preparing water piping 4101 The storage tank is filled completely 12 4 Checklist during commissioning The minimum flow rate during backup heater defrost operation is guaranteed in all conditions See To check the water v...

Page 245: ...s the valve after opening it you can start the air purge procedure NOTICE For safety reasons the air purge function does not work for very high storage tank temperatures Manual or automatic There are 2 modes for purging air Manual You can set the pump speed to low or high You can set the position of the two mixing valves tank and bypass valve Air purge must be performed for both space heating and ...

Page 246: ...ion automatically stops after 30 minutes INFORMATION For best results air purge each loop separately To purge the air out of the unit with the manual air vent valves c a b a b c Manual air vent valve 1 Connect a hose to the manual air vent valve a Direct the free end away from the unit 2 Open the valve by turning until no more air escapes then close it again 3 Repeat step 1 and 2 for valve b 4 In ...

Page 247: ...taller See To change the user permission level 4150 2 Go to A 3 Commissioning Air purge 3 In the menu set Type Automatic 4 Select Start air purge 5 Select OK to confirm Result The air purge starts It stops automatically when done 6 To stop the air purge manually 1 In the menu go to Stop air purge 2 Select OK to confirm 12 4 3 Operation test run Purpose Perform test runs on the unit and monitor the...

Page 248: ...ure information 12 4 4 Actuator test run Purpose Perform an actuator test run to confirm the operation of the different actuators For example when you select Pump a test run of the pump will start To perform an actuator 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 Installer See To ...

Page 249: ...uilding NOTICE The installer is responsible for contacting the screed manufacturer for the maximum allowed water temperature to avoid 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 t...

Page 250: ...the left dial to save the schedule To perform an underfloor heating screed dryout INFORMATION If Emergency is set to Manual 9 5 0 and the unit is triggered to start emergency operation the user interface will ask confirmation before starting The underfloor heating screed dryout function is active even if the user does NOT confirm emergency operation During underfloor heating screed dryout pump spe...

Page 251: ...tomatically when done 5 To stop the underfloor heating screed dryout manually 1 Open the menu and go to Stop UFH screed dryout 2 Select OK to confirm To read out the status of an underfloor heating screed dryout Conditions You are performing an underfloor heating screed dryout 1 Press the back button Result A graph is displayed highlighting the current step of the screed dryout schedule the total ...

Page 252: ...reed dryout program was stopped due to a power failure and the power resumes the program will automatically restart the last implemented step 12 4 6 To set up bivalent heat sources 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 Drain back models For drain back models a back...

Page 253: ...ller 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 mainte...

Page 254: ... performing maintenance at least once a year However applicable legislation might require shorter maintenance intervals In this chapter 14 1 Overview Maintenance and service 254 14 2 Maintenance safety precautions 254 14 3 Yearly maintenance 255 14 3 1 Yearly maintenance outdoor unit instructions 255 14 3 2 Yearly maintenance indoor unit overview 255 14 3 3 Yearly maintenance indoor unit instructi...

Page 255: ...ure Space heating cooling circuit Keep water pressure above 1 bar If it is lower add water Magnetic filter dirt separator NOTICE The optional magnetic filter dirt separator requires yearly maintenance Follow the instruction of the manual of the optional equipment Water pressure relief valve Open the valve and check if it operates correctly The water may be very hot Checkpoints are The water flow c...

Page 256: ...to be replaced by the manufacturer its service agent or similarly qualified persons Storage tank water level Carry out a visual check of the water level inside the storage tank 1 Open the following see 7 2 4 To open the indoor unit 478 1 User interface panel 1 2 2 Switch box 2 Check if the red level indicator is visible If NOT add water to the storage tank see 8 6 7 To fill the storage tank 4111 ...

Page 257: ...rgling noises after commissioning 260 15 3 5 Symptom The pump is blocked 261 15 3 6 Symptom The pump is making noise cavitation 261 15 3 7 Symptom The pressure relief valve opens 262 15 3 8 Symptom The water pressure relief valve leaks 262 15 3 9 Symptom The space is NOT sufficiently heated at low outdoor temperatures 262 15 3 10 Symptom Tank disinfection function is NOT completed correctly AH err...

Page 258: ...lity 15 3 Solving problems based on symptoms 15 3 1 Symptom The unit is NOT heating or cooling as expected Possible causes Corrective action The temperature setting is NOT correct Check the temperature setting on the remote controller Refer to the operation manual The water flow is too low Check and make sure that All shut off valves of the water circuit are completely open The water filter is cle...

Page 259: ... causes Corrective action The compressor cannot start if the water temperature is too low The unit will use the backup heater to reach the minimum water temperature 12 C after which the compressor 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 heate...

Page 260: ... balancing is not sufficient change the pump limitation settings 9 0D and 9 0E if applicable Various malfunctions Check if or is displayed on the home screen of the user interface See 15 4 1 To display the help text in case of a malfunction 4264 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 pur...

Page 261: ...u cannot deblock the rotor of the pump with this method you will need to disassemble the pump and turn the rotor by hand 15 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 4246 or use the automatic air purge function see To perform an automatic air purge 4247 The water pressure at the ...

Page 262: ...e action 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 15 3 9 Symptom The space is NOT suffi...

Page 263: ... sure 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 15 3 10 Symptom Tank disinfection function is NOT completed correctly AH error Possible cause...

Page 264: ...n case 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 th...

Page 265: ...during cooling operation 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 Back...

Page 266: ...perature 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 01 Second tank temperature sensor problem HC 09 Tank temperature sensor problem HJ ...

Page 267: ...0 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 U6 38 Extension hydro communication problem U7 00 OU Transmission malfunction between main CPU INV CPU U8 02 Connection...

Page 268: ...s 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 12 l min INFORMATION Error AJ 03 is reset automatical...

Page 269: ...ect all refrigerant from the system into the outdoor unit Possible consequence Self combustion and explosion of the compressor because of air going into the operating compressor Use a separate recovery system so that the unit s compressor does NOT have to operate NOTICE During pump down operation stop the compressor before removing the refrigerant piping If the compressor is still running and the ...

Page 270: ...mperatures 10 C close the liquid stop valve with a hexagonal wrench 5 Check on the manifold if the vacuum is reached 6 After 2 3 minutes close the gas stop valve and stop the pump down operation a c b d d e a Liquid stop valve b Closing direction c Hexagonal wrench d Valve lid e Gas stop valve 16 2 To drain the storage tank DANGER RISK OF BURNING SCALDING The water in the storage tank and all the ...

Page 271: ...oose end of the spillover drain hose to an appropriate drain To prepare draining when an optional fill and drain kit is available 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 ...

Page 272: ...e to an appropriate drain To drain the storage tank NOTICE Water immediately surges from the storage tank when the sealing plug of the drain connection is removed Make sure to adequately collect the spillage 1 Place an appropriate tray under the drain connection to collect water spillage 2 Open the screw plug and remove the sealing plug and IMMEDIATELY close with the previously prepared screw plug...

Page 273: ...an only drain the storage tank from the drain connection if an optional fill and drain kit is available described below Otherwise drain with a pump and a hose through the solar return connection 1 Switch the drain connection valve to shown position 2 Place an appropriate tray under the drain connection to collect water spillage 3 Remove the clip and sealing plug 4 Insert the fill and drain kit and...

Page 274: ...7 1 Piping diagram Outdoor unit R2T 7 0 CuT 7 0 CuT 7 0 CuT 7 0 CuT 7 0 CuT 7 0 CuT 12 7 CuT 12 7 CuT 12 7 CuT 6 4 CuT 6 4 CuT 6 4 CuT 6 4 CuT 4 0 CuT 4 0 CuT 9 5 CuT 15 9 CuT 3D110394 9 5 CuT 12 7 CuT 15 9 CuT 6 4 CuT S1PH Y1E R1T R3T M1C Y1S 4 0 CuT M1F b a c d e f g h i j k k g g a Field piping liquid Ø6 4 mm flare connection M1C Compressor b Field piping gas Ø15 9 mm flare connection M1F Fan c...

Page 275: ... Liquid refrigerant IN cooling mode evaporator c3 Gas refrigerant OUT cooling mode evaporator c4 Liquid refrigerant OUT heating mode condenser 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 ...

Page 276: ...nslation Notes Notes Connection X1M Main terminal Earth wiring Field supply Option Switch box PCB Wiring depending on model Protective earth Field wire NOTES 1 When operating do not short circuit protection device S1PH 2 Refer to the combination table and the option manual for how to connect the wiring to X6A X28A and X77A 3 Colours BLK black RED red BLU blue WHT white GRN green YLW yellow 3 Legen...

Page 277: ...ching power supply Q1L Thermal protector Q1DI Earth leakage circuit breaker Q Insulated gate bipolar transistor IGBT R1T Thermistor air R2T Thermistor heat exchanger R3T Thermistor discharge RTH2 Resistor S Connector S1PH High pressure switch S2 80 Connector SA1 Surge arrestor SHM Terminal strip fixed plate U V W Connector V3 V4 V401 Varistor X A Connector X M Terminal strip Y1E Electronic expansi...

Page 278: ...n Not 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 indoo...

Page 279: ... A1P 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 O...

Page 280: ... supply 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 ...

Page 281: ... Gas 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 ra...

Page 282: ...ats 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 O...

Page 283: ... core 2x0 75 Optional part Only for HV smartgrid signal Only for LV smartgrid 1 Smartgrid contact S10S FIELD SUPPLY X15M 5 6 signal Electricity meter pulse input 1 2 core X15M 9 10 Electricity meter pulse input 2 signal 2 core Smartgrid pulse meter 5 5 4 Smartgrid contact K2A 4 Only for HV smartgrid 4 Only for LV smartgrid Smartgrid contact S11S FIELD SUPPLY Preferential kWh rate power supply cont...

Page 284: ...electing 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 17 6 Name plate Indoor unit MAX A p R32 4 6 a MP a d e f g h i k l n v w o q t u kg MFG NO MADE IN PMS PM W V V T max Q st pH O 2 MPa l C kWh 24h MPa MPa...

Page 285: ...ltherma 3 R ECH O 4P678716 1A 2022 07 r Max operating pressure refrigerant circuit s Total refrigerant charge for information see installation instructions for the outdoor heat pump unit t Attention Flammable refrigerant u Further information on the refrigerant See instructions v Part number w Revision ...

Page 286: ...tain 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 La...

Page 287: ...EF EHSX04P30EF EHSXB04P30EF EHSX04P50EF EHSXB04P50EF EHSH08P30EF EHSHB08P30EF EHSX08P30EF EHSXB08P30EF EHSH08P50EF EHSHB08P50EF EHSX08P50EF EHSXB08P50EF Notes 1 300 Tank 2 500 Tank 3 X 4 H 5 B 6 EKECBUA3V 7 EKECBUA6V 8 EKECBUA9W 9 BUH less 10 04P 11 08P 4P681207 1A 2022 03 ...

Page 288: ...in zone 2 9 C 07 R W 0 Leaving water 1 External room thermostat 2 Room thermostat 2 A C 05 R W 1 1 contact 2 2 contacts Delta T 2 B 1 1 0B R W 2 0C 2 R O 2 0C 2 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 Shut off valve 2 D 1 F 0B R W 0 No 1 Yes Emitter type Heating maximum Leavi...

Page 289: ... C step 1 C 22 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 1 R O 2 0 Reversible 1 1 Heating only 2 4 7 9 0D R W 0 8 step 1 0 No limitation 1 4 90 60 pump speed 5 8 90 60 pump speed during sampling 6 80 pump speed Space heating cooling 4 9 F 00 R W 0 Restricted 1 Allowed 4 A D 03 R W 0 ...

Page 290: ...anual 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 4 5 6 R W 7 0 no heater 7 2 3V 4 3 6V 5 4 9W 6 9 1 3 3 E 05 E 06 E 07 R O HPSU Integrated 9 1 3 4 4 06 R W 0 Man...

Page 291: ...p 1 C 2 0C 0 40 C 2 0C 1 45 C 2 0C 2 55 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 10 C 9 1 A 0 04 R W 9 07 9 08 C step 1 C 2 0C 0 18 C 2 0C 1 5 C 2 0C 2 18 C 9 1 A 0 05 R W 9 07 9 08 C step 1 C 22 C 9 1 A 0 06 R W 25 43 C step 1 C 35 C 9 1 A 0 07 R W 10 25 C step 1 C 20 C Voltage Configuration Capacity step 1 Additional capacity step 2 Bivalent Solar Emitter type Contro...

Page 292: ...ergency 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 W 0 20 min step 1 min 1 min 9 6 6 8 01 R W 5 95 min step 5 min 30 min 9 6...

Page 293: ...kWh PV meter 7 1000 pulse kWh PV meter Sensors 9 B 1 C 08 R W 0 No 1 Outdoor 2 Room 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 1 12 h 2 24 h 3 48 h 4 72 h Bivalent 9 C 1 C 02 R W 0 Off 1 Direct SH 2 Indirect DHW 3 3 Indirect DHW SH 9 C 2 7 05 R W 0 Very high 1 High 2 Medium 3 Low 4 Very low 9 C 3 C 03 R W 25 25 C step 1 C 0 C 9 C 4 C 04 R W 2 10 C step 1 C 3 C Installer settings 9 D C...

Page 294: ... 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 cooling WD curve Low ambient temp for LWT add zone cooling WD curve Leaving water value for high ambient temp for DHW WD cu...

Page 295: ...A 50 A 9 I 5 07 R W 0 50 A step 1 A 50 A 9 I 5 08 R W 0 50 A step 1 A 50 A 9 I 5 09 R W 0 20 kW step 0 5 kW 20 kW 9 I 5 0A R W 0 20 kW step 0 5 kW 20 kW Room antifrost temperature Room frost protection Adjust the offset on the measured room temperature Adjust the offset on the measured room temperature What is the required offset on the measured outdoor temp What emitter type is connected to the m...

Page 296: ...er voltage The temperature difference determining the heat pump OFF temperature What is the capacity of the booster heater What is the capacity of the backup heater step 1 The temperature difference determining the heat pump ON temperature What is the capacity of the backup heater step 2 What is the desired eco storage temperature What is the hysteresis to be used in reheat mode heatertape_capacit...

Page 297: ...se 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 9 I D 04 R W 0 No 1 Pwr consmp ctrl 9 I D 05 R W 0 No 1 Yes 9 I D 07 R W 0 No 1 Yes DHW 2 Yes DHW SH What is the allowed LWT undershoot during cooling start up What is the mimimum desired LWT for add zone in heating What is the mimimum desired LWT for main zone in heating What is the maximum desired LWT for mai...

Page 298: ... 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 step 1kW 20 kW Bi zone kit settings 9 P 1 E 0B R W 0 not installed 1 2 Bizone kit installed Which type of ...

Page 299: ...h 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 Bi zone system type Mixing valve turning time Add zone pump fixed PWM 1 300 Tank_ 2 500 Tank_ 3 X _ 4 H _ 5 B _ 6 EKECBUA3V _ 7 EKECBUA6V _ 8 EKECBUA9W _ 9 BUH less_ 10 04P_ 11 08P 4P6812...

Page 300: ...4P678716 1A 2022 07 Copyright 2021 Daikin 4P678716 1 A 00000005 Verantwortung für Energie und Umwelt ...

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