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Daikin Altherma 3 R W Installer'S Reference Manual Download Page 109

9

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Electrical installation

Installer reference guide

109

ERGA04~08EA + EHBH/X04+08EF
Daikin Altherma 3 R W
4P629085-1B – 2021.11

9 Electrical installation

In this chapter

9.1

About connecting the electrical wiring .................................................................................................................................. 109
9.1.1

Precautions when connecting the electrical wiring .............................................................................................. 109

9.1.2

Guidelines when connecting the electrical wiring ................................................................................................ 110

9.1.3

Specifications of standard wiring components ..................................................................................................... 111

9.1.4

About electrical compliance .................................................................................................................................. 112

9.1.5

About preferential kWh rate power supply........................................................................................................... 112

9.1.6

Overview of electrical connections except external actuators............................................................................. 113

9.2

Connections to the outdoor unit............................................................................................................................................ 113
9.2.1

To connect the electrical wiring to the outdoor unit ............................................................................................ 113

9.3

Connections to the indoor unit .............................................................................................................................................. 115
9.3.1

To connect the main power supply ....................................................................................................................... 119

9.3.2

To connect the backup heater power supply........................................................................................................ 121

9.3.3

To connect the shut-off valve ................................................................................................................................ 124

9.3.4

To connect the electricity meters.......................................................................................................................... 125

9.3.5

To connect the domestic hot water pump............................................................................................................ 126

9.3.6

To connect the alarm output ................................................................................................................................. 127

9.3.7

To connect the space cooling/heating ON/OFF output ........................................................................................ 128

9.3.8

To connect the changeover to external heat source ............................................................................................ 129

9.3.9

To connect the power consumption digital inputs ............................................................................................... 130

9.3.10

To connect the safety thermostat (normally closed contact)............................................................................... 131

9.3.11

To connect a Smart Grid ........................................................................................................................................ 132

9.3.12

To connect the WLAN cartridge (delivered as accessory)..................................................................................... 136

9.1 About connecting the electrical wiring

Before connecting the electrical wiring

Make sure:

▪

The refrigerant piping is connected and checked

▪

The water piping is connected

Typical workflow

Connecting the electrical wiring typically consists of the following stages:

▪

"9.2 Connections to the outdoor unit"

 [

4

 113]

▪

"9.3 Connections to the indoor unit"

 [

4

 115]

9.1.1 Precautions when connecting the electrical wiring

DANGER: RISK OF ELECTROCUTION

WARNING

ALWAYS use multicore cable for power supply cables.

INFORMATION

Also  read  the  precautions  and  requirements  in  the 

"2  General  safety

precautions"

 [

4

 10].

Summary of Contents for Altherma 3 R W

Page 1: ...er reference guide Daikin Altherma 3 R W ERGA04EAV3 ERGA06EAV3H ERGA08EAV3H ERGA04EAV3A ERGA06EAV3A ERGA08EAV3A EHBH04EF6V EHBH08EF6V EHBH08EF9W EHBX04EF6V EHBX08EF6V EHBX08EF9W https daikintechnicaldatahub eu ...

Page 2: ...domestic hot water tank 31 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 an auxiliary heat source for space heating 48 6 4 Setting up the domestic hot water tank 50 6 4 1 System layout Standalone DHW tank 50 6 4 2 Sel...

Page 3: ...frigerant piping to the indoor unit 94 8 3 Checking the refrigerant piping 94 8 3 1 About checking the refrigerant piping 94 8 3 2 Precautions when checking the refrigerant piping 95 8 3 3 To check for leaks 95 8 3 4 To perform vacuum drying 96 8 3 5 To insulate the refrigerant piping 97 8 4 Charging refrigerant 97 8 4 1 About charging refrigerant 97 8 4 2 Precautions when charging refrigerant 98 ...

Page 4: ...oint screen 146 10 3 6 Detailed screen with values 147 10 4 Preset values and schedules 148 10 4 1 Using preset values 148 10 4 2 Using and programming schedules 148 10 4 3 Schedule screen Example 152 10 4 4 Setting the energy prices 156 10 5 Weather dependent curve 158 10 5 1 What is a weather dependent curve 158 10 5 2 2 points curve 158 10 5 3 Slope offset curve 159 10 5 4 Using weather depende...

Page 5: ... after commissioning 256 14 3 5 Symptom The pump is making noise cavitation 257 14 3 6 Symptom The pressure relief valve opens 257 14 3 7 Symptom The water pressure relief valve leaks 258 14 3 8 Symptom The space is NOT sufficiently heated at low outdoor temperatures 258 14 3 9 Symptom The pressure at the tapping point is temporarily unusually high 259 14 3 10 Symptom Tank disinfection function is...

Page 6: ...l 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 http www daikineurope com support and manuals product information Addendum book for optional equipment Additional info about how to install optional equipment Format Paper in the box of the indoor unit Dig...

Page 7: ...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 ELECTROCUTION Indi...

Page 8: ...ce 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 safety instru...

Page 9: ... 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 in by the in...

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

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

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

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

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

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

Page 16: ... site requirements of the indoor unit 469 and 7 1 5 Installation patterns 470 WARNING The appliance shall be stored in a room without continuously operating ignition sources example open flames an operating gas appliance or an operating electric heater WARNING DO NOT reuse refrigerant piping that has been used with any other refrigerant Replace the refrigerant pipes or clean thoroughly Special req...

Page 17: ...or unit 484 WARNING Fixing method of the indoor unit MUST be in accordance with the instructions from this manual See 7 4 Mounting the indoor unit 484 Piping installation see 8 Piping installation 487 WARNING Field piping method MUST be in accordance with the instructions from this manual See 8 Piping installation 487 DANGER RISK OF BURNING SCALDING WARNING If the total refrigerant charge in the s...

Page 18: ...slation Make electrical connections to the fixed wiring All components procured on site and 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 Ins...

Page 19: ...c hot water temperature can be a potential risk for human injuries a mixing valve field supply shall be installed at the hot water outlet connection of the domestic hot water 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 water temperature shall be selected according to the applicable legislati...

Page 20: ...the safety device was activated before resetting it NEVER shunt safety devices or change their values to a value other than the factory default setting 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 con...

Page 21: ...e If you want to pump down the system and there is a leak in the refrigerant circuit Do NOT use the unit s automatic pump down function with which you can collect 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 do...

Page 22: ...verview About the box This chapter describes what you have to do after the boxes with the outdoor and indoor unit are delivered on site Keep the following in mind At delivery the unit MUST be checked for damage Any damage MUST be reported immediately to the claims agent of the carrier Bring the packed unit as close as possible to its final installation position to prevent damage during transport P...

Page 23: ...sconnection of the sling from the unit 2 1 1 2 While handling the unit Keep both sides of the sling level Keep your back straight 3 After mounting the unit remove the sling from the unit by pulling 1 side of the sling 4 2 3 To remove the accessories from the outdoor unit 1 Lift the outdoor unit See 4 2 2 To handle the outdoor unit 422 2 Remove the accessories at the bottom of the package ENERG IJA...

Page 24: ...e checked for damage Any damage MUST be reported immediately to the claims agent of the carrier Bring the packed unit as close as possible to its final installation position to prevent damage during transport Unpack the indoor unit completely according to the instructions mentioned on the unpacking instructions sheet 4 3 1 To unpack the indoor unit 1 2 4 3 2 To remove the accessories from the indo...

Page 25: ...Daikin Altherma 3 R W 4P629085 1B 2021 11 a General safety precautions b Addendum book for optional equipment c Indoor unit installation manual d Operation manual e WLAN cartridge f Sealing ring for shut off valve g Shut off valve h Overpressure bypass valve i Wall bracket ...

Page 26: ...or the indoor unit 28 5 2 3 Possible combinations of indoor unit and outdoor unit 31 5 2 4 Possible combinations of indoor unit and domestic hot water tank 31 5 1 Identification 5 1 1 Identification label Outdoor unit Location Model identification Example ER G A 06 EA V3 A Code Explanation ER European split outdoor pair heat pump G Medium water temperature ambient zone see operation range A Refrig...

Page 27: ... to gather the drain from the outdoor unit The drain pan kit consists of Drain pan Installation brackets For installation instructions see the installation manual of the drain pan Drain pan heater EKDPH008CA The drain pan heater is required to avoid freezing up of the drain pan It is recommended to install this option in colder regions with possible low ambient temperatures or heavy snowfall For i...

Page 28: ...the installation manual of the control and the addendum book for optional equipment Room thermostat EKRTWA EKRTR1 You can connect an optional room thermostat to the indoor unit This thermostat can either be wired EKRTWA or wireless EKRTR1 For installation instructions see the installation manual of the room thermostat and addendum book for optional equipment Remote sensor for wireless thermostat E...

Page 29: ... to have an improved system behaviour For installation instructions see the installation manual of the remote outdoor sensor and the addendum book for optional equipment INFORMATION You can only connect either the remote indoor sensor or the remote outdoor sensor PC cable EKPCCAB4 The PC cable makes a connection between the switch box of the indoor unit and a PC It gives the possibility to update ...

Page 30: ...EKHWS300D3V3 Inclusive booster heater Stainless steel tank components EKHWSU150D3V3 EKHWSU180D3V3 EKHWSU200D3V3 EKHWSU250D3V3 EKHWSU300D3V3 Inclusive Booster heater Components to comply with the UK Building Regulation G3 Polypropylene tank EKHWP300B EKHWP500B Tank with drainback solar system For these tanks the booster heater option EKBH3SC or EKBH3SD must be installed Polypropylene tank EKHWP300P...

Page 31: ...mart grid relay kit EKRELSG The installation of the optional Smart grid relay kit is required in case of high voltage Smart grid contacts EKRELSG For installation instructions see 9 3 11 To connect a Smart Grid 4132 5 2 3 Possible combinations of indoor unit and outdoor unit Indoor unit Outdoor unit ERGA04 ERGA06 ERGA08 EHBH X04 O EHBH X08 O O 5 2 4 Possible combinations of indoor unit and domesti...

Page 32: ... 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 59 6 6 2 Power limitation activated by digital inputs 60 6 6 3 Power limitation process 61 6 6 4 BBR16 power limitation 62 6 7 Setting up an external temperature sensor 63 6 1 Overview Application guidelines The purpose of the application guidelines is to give a g...

Page 33: ...F 6 2 Setting up the space heating cooling system The heat pump system supplies leaving water to heat emitters in one or more rooms Because the system offers a wide flexibility to control the temperature in each room you need to answer the following questions first How many rooms are heated or cooled by the heat pump system Which heat emitter types are used in each room and what is their design le...

Page 34: ...ation Setting Value Unit temperature control 2 9 Code C 07 2 Room thermostat Unit operation is decided based on the ambient temperature of the user interface Number of water temperature zones 4 4 Code 7 02 0 Single zone Main Benefits Highest comfort and efficiency The smart room thermostat functionality can decrease or increase the desired leaving water temperature based on the actual room tempera...

Page 35: ...t 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 thermo ON O...

Page 36: ... 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 X2M 35 and X2M 30 The space operation mode is sent to the heat pump convectors by one digital output on the indoor unit X2M 4 and X2M ...

Page 37: ...electrical wiring to the unit see 9 2 Connections to the outdoor unit 4113 9 3 Connections to the indoor unit 4115 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 convectors ...

Page 38: ...he 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...

Page 39: ...ectly 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 temperat...

Page 40: ...able operation provide a minimum water flow as described in table To check the water volume and flow rate in 8 5 Preparing water piping 4100 The user interface integrated in the indoor unit decides the space operation mode Mind that the operation mode on each room thermostat must be set to match the indoor unit The room thermostats are connected to the shut off valves but do NOT have to be connect...

Page 41: ...e installation manual 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 X2M 35 and X2M 30 The indoor unit wi...

Page 42: ...eating Two shut off valves field supply are installed before the underfloor heating 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 conve...

Page 43: ...h the lowest design temperature in heating and the highest 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 addition...

Page 44: ...BH X04 08EF Daikin Altherma 3 R W 4P629085 1B 2021 11 f E D b c g d B C a a e A 2 System with hydraulic separator for main zone f E D b c g d B C a a e A h 3 System with hydraulic separator for both zones For this system a direct pump is required for the additional zone ...

Page 45: ... g Bypass valve h Hydraulic separator balancing bottle i Direct pump for additional zone e g unmixed pump group EKMIKHUA INFORMATION A pressure regulating valve should be implemented before the mixing valve station This is to guarantee the correct water flow balance between the main leaving water temperature zone and the additional leaving water temperature zone in relation to the required capacit...

Page 46: ...or the additional zone The heat pump convectors are directly connected to the indoor unit 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 convectors For more information see The installation manual of the heat pump convectors The installation manual of the heat pump convector options The addend...

Page 47: ...draulic separator with direct pump See 3 system variations described above Shut off valve output Set to follow the thermo demand of the main zone Shut off valve If the main zone must be shut off during cooling mode to prevent condensation on the floor set it accordingly See Bizone kit 4227 for more information on configuration of the bizone kit Benefits Comfort The smart room thermostat functional...

Page 48: ...he auxiliary boiler the space heating by the indoor unit is turned OFF Bivalent operation is only possible if Space heating is turned ON and DHW tank operation is turned OFF Domestic hot water is always produced by the DHW tank connected to the indoor unit INFORMATION During heating operation of the heat pump the heat pump operates to achieve the desired temperature set via the user interface When...

Page 49: ...CB option EKRP1HBAA Connect X1 and X2 changeover to external heat source on the digital I O PCB to the auxiliary boiler See 9 3 8 To connect the changeover to external heat source 4129 To setup the heat emitters see 6 2 Setting up the space heating cooling system 433 Configuration Via the user interface configuration wizard Set the use of a bivalent system as external heat source Set the bivalent ...

Page 50: ...ler 6 4 Setting up the domestic hot water tank 6 4 1 System layout Standalone DHW tank M b c a d A Domestic hot water a Cold water IN b Hot water OUT 6 4 2 Selecting the volume and desired temperature for the DHW tank People experience water as hot when its temperature is 40 C Therefore the DHW consumption is always expressed as equivalent hot water volume at 40 C However you can set the DHW tank ...

Page 51: ...her domestic hot water needs Example If the DHW consumption of a family 4 persons per day is as follows 3 showers 1 bath 3 sink volumes Then the DHW consumption 3 100 l 1 150 l 3 10 l 480 l Determining the volume and desired temperature for the DHW tank Formula Example V1 V2 V2 T2 40 40 T1 If V2 180 l T2 54 C T1 15 C Then V1 280 l V2 V1 40 T1 T2 T1 If V1 480 l T2 54 C T1 15 C Then V2 307 l V1 DHW ...

Page 52: ...t we recommend to heat up the DHW tank during the day If energy prices are lower during the night we recommend to heat up the DHW tank during the night When the heat pump produces domestic hot water it cannot heat up a space In case you need domestic hot water and space heating at the same we recommend to produce the domestic hot water during the night when there is lower space heating demand 6 4 ...

Page 53: ...tap The DHW pump and the installation are field supply and the responsibility of the installer For the electrical wiring see 9 3 5 To connect the domestic hot water pump 4126 For more information about connecting the recirculation connection see the installation manual of the domestic hot water tank Configuration For more information see 10 Configuration 4137 You can program a schedule to control ...

Page 54: ...see 9 3 5 To connect the domestic hot water pump 4126 If the applicable legislation requires a higher temperature than the maximum tank setpoint during disinfection see 2 03 in the field settings table you can connect a DHW pump and heater element as shown above If applicable legislation requires disinfection of the water piping until the tapping point you can connect a DHW pump and heater element...

Page 55: ...r For the electrical wiring see 9 3 5 To connect the domestic hot water pump 4126 Configuration The indoor unit can control DHW pump operation For more information see 10 Configuration 4137 6 5 Setting up the energy metering Via the user 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 domest...

Page 56: ...gy Calculating Measuring INFORMATION You cannot combine calculating the consumed energy example for backup heater and measuring the consumed energy example for outdoor unit If you do so the energy data will be invalid Calculating the consumed energy The consumed energy is calculated internally based on The actual power input of the outdoor unit The set capacity of the backup heater and booster hea...

Page 57: ...hase Three phase outdoor unit Backup heater supplied from a three phase grid i e the backup heater model is 6V 6T1 3 230 V 9W 3N 400 V Three phase Example Single phase power meter Three phase power meter b 580 1 50 0 0 c c f e d g A B C a c X5M 5 6 A Outdoor unit B Indoor unit C DHW tank a Electrical cabinet L1 N b Power meter L1 N c Fuse L1 N d Outdoor unit L1 N e Indoor unit L1 N f Backup heater...

Page 58: ...umber of pulses of each power meter See 6 5 4 Preferential kWh rate power supply 458 for an example with two power meters 6 5 4 Preferential kWh rate power supply General rule Power meter 1 Measures the outdoor unit Power meter 2 Measures the rest i e indoor unit backup heater and optional booster heater Setup Connect power meter 1 to X5M 5 and X5M 6 Connect power meter 2 to X5M 3 and X5M 4 See 9 ...

Page 59: ...rent in A 2 6 6 2 Power limitation activated by digital inputs 460 Allows you to limit the power consumption of the entire heat pump system sum of indoor unit and backup heater via 4 digital inputs Limitation of power in kW or current in A 3 6 6 4 BBR16 power limitation 462 Restriction Only available in Swedish language Allows you to comply with BBR16 regulations Swedish energy regulations Limitat...

Page 60: ...tation activated by digital inputs Power limitation is also useful in combination with an energy management system The power or current of the entire Daikin system is limited dynamically by digital inputs maximum four steps Each power limitation level is set via the user interface by limiting one of the following Current in A Power input in kW The energy management system field supply decides the ...

Page 61: ...umption control 4217 Select limitation by digital inputs Select the type of limitation power in kW or current in A Set the desired power limitation level corresponding to each digital input INFORMATION In case more than 1 digital input is closed at the same time the digital input priority is fixed DI4 priority DI1 6 6 3 Power limitation process The outdoor unit has better efficiency than the elect...

Page 62: ...Backup heater step 2 turned ON 6 6 4 BBR16 power limitation INFORMATION Restriction BBR16 settings are only visible when the language of the user interface is set to Swedish NOTICE 2 weeks to change After you activated BBR16 you only have 2 weeks to change its settings BBR16 activation and BBR16 power limit After 2 weeks the unit freezes these settings Note This is different from the permanent pow...

Page 63: ...osing If this is NOT possible we recommend to connect a remote indoor sensor option KRCS01 1 Setup For installation instructions see the installation manual of the remote indoor sensor and the addendum book for optional equipment Configuration Select room sensor 9 B Outdoor ambient temperature In the outdoor unit the outdoor ambient temperature is measured Therefore the outdoor unit must be instal...

Page 64: ... 3 R W 4P629085 1B 2021 11 INFORMATION The external outdoor ambient sensor data either averaged or instantaneous is used in the weather dependent control curves and in the automatic heating cooling changeover logic To protect the outdoor unit the internal sensor of the outdoor unit is always used ...

Page 65: ...he outdoor unit from falling over 83 7 4 Mounting the indoor unit 84 7 4 1 About mounting the indoor unit 84 7 4 2 Precautions when mounting the indoor unit 84 7 4 3 To install the indoor unit 84 7 4 4 To connect the drain hose to the drain 85 7 1 Preparing the installation site Choose an installation location with sufficient space for carrying the unit in and out of the site Do NOT install the un...

Page 66: ...nits 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 wind blows con...

Page 67: ...OT 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 of the unit ...

Page 68: ...ispose 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 positioned at l...

Page 69: ...door unit and outdoor unit 3 m Maximum height difference between indoor unit and outdoor unit When outdoor unit ERGA06EAV3H or ERGA08EAV3H is at highest location 30 m When outdoor unit ERGA04EAV3 or ERGA04 08EAV3A is at highest location 20 m When indoor unit is at highest location 20 m Maximum distance between the 3 way valve and the indoor unit for installations with domestic hot water tank 3 m M...

Page 70: ...cess or to clean the equipment other than those recommended by the manufacturer Be aware that R32 refrigerant does NOT contain an odour WARNING The appliance shall be stored so as to prevent mechanical damage and in a well ventilated room without continuously operating ignition sources example open flames an operating gas appliance or an operating electric heater and have a room size as specified ...

Page 71: ...A Room B N A Restrictions See PATTERN 1 471 See PATTERN 2 and 3 471 See PATTERN 4 473 A Room A room where indoor unit is installed B Room B adjacent room a1 Bottom opening for natural ventilation a2 Top opening for natural ventilation PATTERN 1 For PATTERN 1 you only need to comply with the spacing guidelines described in 7 1 3 Installation site requirements of the indoor unit 469 PATTERN 2 and 3 ...

Page 72: ...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 Technical data to calculate the total minimum floor area Amin total m2 required for the total refrigerant charge mc at the selected installation height H Amin total Aroom A Aroom B Yes Input from installer Area of adjacent room B Aroom B...

Page 73: ...e 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 ventilation betwe...

Page 74: ...he 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 SCALDING See 8 ...

Page 75: ... box cover 2 Close the service cover NOTICE When closing the outdoor unit cover make sure that the tightening torque does NOT exceed 4 1 N m 7 2 4 To open the indoor unit Overview 1 2 3 1 4 4 1 Front panel 2 Switch box cover 3 Switch box 4 User interface panel Open 1 Remove the front panel 2 2 1 3 2 If you have to connect electrical wiring remove the switch box cover ...

Page 76: ... switch box open the switch box 2 1 2 4 If you have to do work behind the user interface panel or upload new software into the user interface open the user interface panel 1 2 3 2 5 Optional Remove the user interface panel NOTICE If you remove the user interface panel also disconnect the cables from the back of the user interface panel to prevent damage ...

Page 77: ... When You have to mount the outdoor and indoor unit before you can connect the refrigerant and water piping Typical workflow Mounting the outdoor unit typically consists of the following stages 1 Providing the installation structure 2 Installing the outdoor unit 3 Providing drainage 4 Preventing the unit from falling over 5 Protecting the unit against snow and wind by installing a snow cover and b...

Page 78: ... free space below the unit Additionally make sure the unit is positioned at least 100 mm above the maximum expected level of snow INFORMATION The maximum height of the upper protruding part of the bolts is 15 mm INFORMATION If you install the U beams in combination with the low sound cover EKLN08A1 different installation instructions apply for the U beams See the installation manual of the low sou...

Page 79: ... 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 80: ... 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 2 2 To handle the outdoor unit 422 2 Install the outdoor unit as follows ...

Page 81: ...rdboard 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 slippery in cas...

Page 82: ...e 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 pan heater N...

Page 83: ...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 rubber shee...

Page 84: ...following stages 1 Installing the indoor unit 2 Connecting the drain hose to the drain 7 4 2 Precautions when mounting the indoor unit INFORMATION Also read the precautions and requirements in the following chapters 2 General safety precautions 410 7 1 Preparing the installation site 465 7 4 3 To install the indoor unit 1 Fix the wall bracket accessory to the wall level with 2 Ø8 mm bolts 2 a a Op...

Page 85: ... 4 Optional If you want to fix the unit to the wall from inside the unit Remove the upper front panel and open the switch box See 7 2 4 To open the indoor unit 475 Fix the unit to the wall with an Ø8 mm screw 7 4 4 To connect the drain hose to the drain Water coming from the pressure relief valve is collected in the drain pan You must connect the drain pan to an appropriate drain according to the ...

Page 86: ...7 Unit installation Installer reference guide 86 ERGA04 08EA EHBH X04 08EF Daikin Altherma 3 R W 4P629085 1B 2021 11 a a Drain pan connector It is recommended to use a tundish to collect the water ...

Page 87: ... charging refrigerant 97 8 4 2 Precautions when charging refrigerant 98 8 4 3 To determine the additional refrigerant amount 98 8 4 4 To determine the complete recharge amount 99 8 4 5 To charge additional refrigerant 99 8 4 6 To fix the fluorinated greenhouse gases label 99 8 5 Preparing water piping 100 8 5 1 Water circuit requirements 100 8 5 2 Formula to calculate the expansion vessel pre pres...

Page 88: ...s might be required 8 1 2 Refrigerant piping insulation Use polyethylene foam as insulation material with a heat transfer rate between 0 041 and 0 052 W mK 0 035 and 0 045 kcal mh C with a 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 temperat...

Page 89: ...e and damage the system NOTICE Take the following precautions on refrigerant piping into account Avoid anything but the designated refrigerant to get mixed into the refrigerant cycle e g air Only use R32 when adding refrigerant Only use installation 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 oi...

Page 90: ...r and torque wrench together to tighten the flare nut when connecting the piping This to prevent nut cracking and leaks a b c d a Torque wrench b Spanner c Piping union d Flare nut Piping size mm Tightening torque N m Flare dimensions A mm Flare shape mm 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...

Page 91: ...in a perfect circle c Make sure the flare nut is fitted 8 2 6 To braze the pipe end The indoor unit and outdoor unit have flare connections Connect both ends without brazing If brazing should be needed take the following into account When brazing blow through with nitrogen to prevent creation of large quantities of oxidised film on the inside of the piping This film adversely affects valves and co...

Page 92: ...s the stop valve parts required when handling the valve c d a b a Service port and service port cap b Valve stem c Field piping connection d Stem cap Keep both stop valves open during operation Do NOT apply excessive force to the valve stem Doing so may break the valve body ALWAYS make sure to secure the stop valve with a spanner then loosen or tighten the flare nut with a torque wrench Do NOT pla...

Page 93: ...eaks 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 port cap and check for refrigerant leaks Item Tightening torque N m Service port cap 11 5 13 9 8 2 8 To connect the refrig...

Page 94: ...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 installed in a ducting or the refrigerant piping is wrapped with finishing tape 8 ...

Page 95: ...olute 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 the vacuum pump to the service port of the gas stop valve Make sure that the gas stop valve and liquid stop valve are firmly closed before performing the leak te...

Page 96: ... 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 manifold pressure of 0 1 MPa 1 bar 4 After turning the pump OFF check the pressure for at least 1 hour 5 If you do NOT reach the target vacuum or CANNOT maintain the vacuum for 1 hour do the following Check for leaks again Perform vacu...

Page 97: ...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 Finishing tape 2 Install the service cover 8 4 Charging refrigerant 8 4 1 About charging refrigerant The outdoor unit is factory charged with refrigerant but in some c...

Page 98: ...utdoor unit s internal refrigerant piping as well Typical workflow Completely recharging refrigerant typically consists of the following stages 1 Determining how much refrigerant to charge 2 Charging refrigerant 3 Filling in the fluorinated greenhouse gases label and fixing it to the inside of the outdoor unit 8 4 2 Precautions when charging refrigerant INFORMATION Also read the precautions and re...

Page 99: ...pecified amount of refrigerant Prerequisite Before charging refrigerant make sure the refrigerant piping is connected and checked leak test and vacuum drying 1 Connect the refrigerant cylinder to the service port 2 Charge the additional refrigerant amount 3 Open the gas stop valve If pump down is needed in case of dismantling or relocating the system see 15 2 To pump down 4265 for more details 8 4...

Page 100: ...T use excessive force when connecting the piping Deformation of the piping can cause malfunctioning of the unit Connecting piping Tools Only use appropriate tooling to handle brass which is a soft material If NOT pipes will get damaged Connecting piping Air moisture dust If air moisture or dust gets into the circuit problems may occur To prevent this ONLY use clean pipes Hold the pipe end downward...

Page 101: ...ssure Space heating cooling circuit The maximum water pressure is 3 bar Provide adequate safeguards in the water circuit to ensure that the maximum pressure is NOT exceeded The minimum water pressure to operate is 1 bar Water temperature All installed piping and piping accessories valve connections MUST withstand the following temperatures INFORMATION The following illustration is an example and m...

Page 102: ...ge over time When using a 2 way valve or a 3 way valve in the water circuit the maximum change over time of the valve must be 60 seconds Domestic hot water tank Capacity To avoid stagnation of water it is important that the storage capacity of the domestic hot water tank meets the daily consumption of domestic hot water Domestic hot water tank After installation Immediately after installation the ...

Page 103: ...on is minimum 10 litres the internal water volume of the indoor unit NOT included INFORMATION In critical processes or in rooms with a high heat load extra water might be required NOTICE When circulation in each space heating cooling loop is controlled by remotely controlled valves it is important that the minimum water volume is guaranteed even if all of the valves are closed FHL1 FHL2 FHL3 M1 T1...

Page 104: ... according to the required installation height difference The pre pressure should increase by 0 1 bar for each metre above 7 m Check if the water volume does NOT exceed the maximum allowed water volume The expansion vessel of the indoor unit is too small for the installation In this case it is recommended to install an extra vessel outside the unit a This is the height difference m between the hig...

Page 105: ...e default pre pressure of the expansion vessel is 1 bar When it is required to change the pre pressure take following guidelines into account Only use dry nitrogen to set the expansion vessel pre pressure Inappropriate setting of the expansion vessel pre pressure will lead to malfunction of the system Changing the pre pressure of the expansion vessel should be done by releasing or increasing nitro...

Page 106: ...ypical workflow Connecting the water piping typically consists of the following stages 1 Connecting the water piping to the indoor unit 2 Connecting the drain hose to the drain 3 Filling the water circuit 4 Filling the domestic hot water tank 5 Insulating the water piping 8 6 2 Precautions when connecting the water piping 8 6 3 To connect the water piping NOTICE Do NOT use excessive force when con...

Page 107: ... the minimum water volume when choosing the installation location of the overpressure bypass valve at the indoor unit or at the collector See 8 5 3 To check the water volume and flow rate 4103 Mind the minimum flow rate when adjusting the overpressure bypass valve setting See 8 5 3 To check the water volume and flow rate 4 103 and 11 4 1 Minimum flow rate 4238 NOTICE To avoid damage to the surroun...

Page 108: ...design pressure Also the field installation piping tapping points 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 overpressure will deform the tank and water leakage may occur To confirm...

Page 109: ...the electricity meters 125 9 3 5 To connect the domestic hot water pump 126 9 3 6 To connect the alarm output 127 9 3 7 To connect the space cooling heating ON OFF output 128 9 3 8 To connect the changeover to external heat source 129 9 3 9 To connect the power consumption digital inputs 130 9 3 10 To connect the safety thermostat normally closed contact 131 9 3 11 To connect a Smart Grid 132 9 3 ...

Page 110: ... contact with sharp edges or piping particularly 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 D...

Page 111: ...OT allowed Tightening torques Outdoor unit Item Tightening torque N m M4 X1M 1 2 1 5 M4 earth Indoor unit Item Tightening torque N m X1M 2 45 10 X2M 0 88 10 X5M 0 88 10 X6M 2 45 10 X7M X8M 2 45 10 X10M 0 88 10 M4 earth 1 47 10 9 1 3 Specifications of standard wiring components Component ERGA04EAV3 ERGA06EAV3H ERGA08EAV3H ERGA04 08EAV3A Power supply cable MCA a 19 9 A 24 0 A 15 9 A Voltage 230 V Ph...

Page 112: ... companies throughout the world work hard to provide reliable electric service at competitive prices and are often authorised to bill clients at benefit rates E g time of use rates seasonal rates Wärmepumpentarif in Germany and Austria This equipment allows for connection to such preferential kWh rate power supply delivery systems Consult with the electricity company acting as provider at the site...

Page 113: ... kWh rate power supply activation power supply is interrupted immediately or after some time by the electricity company In this case the indoor unit must be powered by a separate normal power supply a Normal power supply b Preferential kWh rate power supply 1 Power supply for outdoor unit 2 Power supply and interconnection cable to indoor unit 3 Power supply for backup heater 4 Preferential kWh ra...

Page 114: ...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 115: ...ower supply main See 9 3 1 To connect the main power supply 4119 Power supply backup heater See 9 3 2 To connect the backup heater power supply 4121 Shut off valve See 9 3 3 To connect the shut off valve 4124 Electricity meters See 9 3 4 To connect the electricity meters 4125 Domestic hot water pump See 9 3 5 To connect the domestic hot water pump 4126 Alarm output See 9 3 6 To connect the alarm o...

Page 116: ...w table Wires 0 75 mm Maximum running current 100 mA For the main zone 2 9 Control 2 A Thermostat type For the additional zone 3 A Thermostat type 3 9 read only Control Heat pump convector There are different controllers and setups possible for the heat pump convectors Depending on the setup you also need to implement a relay field supply see addendum book for optional equipment For more informati...

Page 117: ...al 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 in case of DHW tank 3 way valve See Installation manual of the 3 way valve Addendum book for optional equipment Wires 3 0 75 mm Maximum running current 100...

Page 118: ... optional equipment Wires 2 GND Maximum running current 13 A 9 4 Booster heater WLAN module See Installation manual of the WLAN module Addendum book for optional equipment Installer reference guide Use the cable delivered with the WLAN module D Wireless gateway Bizone kit See Installation manual of the bizone kit Addendum book for optional equipment Use the cable delivered with the bizone kit 9 P ...

Page 119: ... wired room thermostat digital or analogue to the multi zoning base unit You need to connect the multi zoning 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 main power supply 1 Open the following see 7 2 4 To open the indoor unit 475 1 Front panel 1 2 3 2 Switch box cover 3 Sw...

Page 120: ...nnection cable main power supply Wires 3 GND 1 5 mm Normal kWh rate power supply Wires 1N Maximum running current 6 3 A Preferential kWh rate power supply contact Wires 2 0 75 1 25 mm Maximum length 50 m Preferential kWh rate power supply contact 16 V DC detection voltage supplied by PCB The voltage free contact shall ensure the minimum applicable load of 15 V DC 10 mA 9 8 Benefit kWh power supply...

Page 121: ...ndoor unit is required if preferential kWh rate power supply is interrupted when active OR if no power consumption of the indoor unit is allowed at the preferential kWh rate power supply when active 9 3 2 To connect the backup heater power supply Backup heater type Power supply Wires 6V 1N 230 V 6V3 2 GND 3 230 V 6T1 3 GND 9W 3N 400 V 4 GND 9 3 Backup heater WARNING The backup heater MUST have a d...

Page 122: ... 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 c This equipment complies with EN IEC 61000 3 11 European International Technical Standard setting the limits for voltage changes voltage fluctuations and flicker in public low voltage supply systems for equipment with rated current 7...

Page 123: ...X6M BRN GRY BLU1 BLU2 6V 6T1 3 230 V SWB 3 50 Hz 230 V AC 4 3 6 5 2 1 K5M 14 13 1 2 3 4 5 6 7 8 F1B I I I I Q1DI L1 L2 L3 X6M BRN GRY BLU1 BLU2 9W 3N 400 V 3N 50 Hz 400 V AC SWB Q1DI L1 L2 L3 N 1 2 3 4 5 6 7 8 F1B I I I I X6M 2 1 K5M 4 3 6 5 14 13 BRN GRY BLK BLU F1B Overcurrent fuse field supply Recommended fuse 4 pole 20 A curve 400 V tripping class C K5M Safety contactor in the switch box Q1DI ...

Page 124: ... 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 475 1 Front panel 1 2 3 2 Switch box cover 3 Switch box 2 Connect the valve control cable to the appropriate terminals a...

Page 125: ...ectricity 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 X5M 6 and X5M 4 the negative polarity to X5M 5 and X5M 3 1 Open the following see 7 2 4 To open the indoor unit 475 1 Front panel 1 2 3 2 Switch box cover 3 Switch box 2 Connect the elec...

Page 126: ... 9 3 5 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 475 1 Front panel 1 2 3 2 Switch box cover 3 Switch box 2 Connect the domestic hot water pump cable to the appropriate terminals as shown in the illustration below B C A A 1 M ...

Page 127: ...m output Wires 2 1 0 75 mm Maximum load 0 3 A 250 V AC 9 D Alarm output 1 Open the following see 7 2 4 To open the indoor unit 475 1 Front panel 1 2 3 2 Switch box cover 3 Switch box 2 Connect the alarm output cable to the appropriate terminals as shown in the illustration below 7 9 YC Y1 X2M 1 2 3 A4P 1 2 Wires connected to the alarm output 3 Wire between X2M and A4P A4P Installation of EKRP1HBAA...

Page 128: ...F output INFORMATION Cooling is only applicable in case of reversible models Wires 2 1 0 75 mm Maximum load 0 3 A 250 V AC 1 Open the following see 7 2 4 To open the indoor unit 475 1 Front panel 1 2 3 2 Switch box cover 3 Switch box 2 Connect the space cooling heating ON OFF output cable to the appropriate terminals as shown in the illustration below 7 9 YC Y2 X2M 1 2 3 A4P 1 2 Wires connected to...

Page 129: ...the cable with cable ties to the cable tie mountings 9 3 8 To connect the changeover to external heat source Wires 2 0 75 mm Maximum load 0 3 A 250 V AC Minimum load 20 mA 5 V DC 9 C Bivalent 1 Open the following see 7 2 4 To open the indoor unit 475 1 Front panel 1 2 3 2 Switch box cover 3 Switch box 2 Connect the changeover to external heat source cable to the appropriate terminals as shown in t...

Page 130: ...to the cable tie mountings 9 3 9 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 475 1 Front panel 1 2 3 2 Switch box cover 3 Switch box 2 Connect the power consumption digital inputs cable to the appro...

Page 131: ... normally closed contact Wires 2 0 75 mm Maximum length 50 m Safety thermostat contact 16 V DC detection voltage supplied by PCB The voltage free contact shall ensure the minimum applicable load of 15 V DC 10 mA 1 Open the following see 7 2 4 To open the indoor unit 475 1 Front panel 1 2 3 2 Switch box cover 3 Switch box 2 Connect the safety thermostat normally closed cable to the appropriate term...

Page 132: ...safety thermostat has a maximum temperature variation rate of 2 C min There is a minimum distance of 2 m between the safety thermostat and the motorized 3 way valve delivered with the domestic hot water tank NOTICE Error If you remove the jumper open circuit but do NOT connect the safety thermostat stop error 8H 03 will occur 9 3 11 To connect a Smart Grid This topic describes 2 possible ways to c...

Page 133: ...contacts Wires Smart Grid pulse meter 0 5 mm Wires low voltage Smart Grid contacts 0 5 mm 9 8 4 3 Benefit kWh power supply Smart grid 9 8 5 Smart grid operation mode 9 8 6 Allow electrical heaters 9 8 7 Enable room buffering 9 8 8 Limit setting kW The wiring of the Smart Grid in case of low voltage contacts is as follows 14 13 S11S 6 5 S4S 4 3 X5M S10S 10 9 a 2 1 a Jumper factory mounted If you al...

Page 134: ... 8 Limit setting kW The wiring of the Smart Grid in case of high voltage contacts is as follows S4S 3 4 X5M X5M 13 14 K2A K1A 5 6 9 10 K1A L N L N STEP 3 a b c d e f STEP 1 STEP 2 A1 A2 4 3 2 1 X10M 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 si...

Page 135: ...r X10M b Screws for K1A and K2A c Sticker to put on the high voltage wires d Wires between the relays and X5M AWG22 ORG e Wires between the relays and X10M AWG18 RED C X5M K1A K2A X10M C 9 10 5 6 1 2 3 4 a b b 2 Connect the low voltage wiring as follows B C A A X5M 4 X5M 3 S4S S4S Smart Grid pulse meter C B X5M X5M 3 4 13 14 3 Connect the high voltage wiring as follows ...

Page 136: ...gh voltage Smart Grid contact 1 2 High voltage Smart Grid contact 2 C B X10M 1 2 3 4 4 Fix the cables with cable ties to the cable tie mountings If necessary bundle excessive cable length with a cable tie 9 3 12 To connect the WLAN cartridge delivered as accessory D Wireless gateway 1 Insert the WLAN cartridge into the cartridge slot on the user interface of the indoor unit 3 ...

Page 137: ...pendent curve 158 10 5 1 What is a weather dependent curve 158 10 5 2 2 points curve 158 10 5 3 Slope offset curve 159 10 5 4 Using weather dependent curves 161 10 6 Settings menu 163 10 6 1 Malfunctioning 163 10 6 2 Room 163 10 6 3 Main zone 167 10 6 4 Additional zone 178 10 6 5 Space heating cooling 182 10 6 6 Tank 191 10 6 7 User settings 200 10 6 8 Information 204 10 6 9 Installer settings 205...

Page 138: ...g settings Legend for tables You can access the installer settings using two different 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 scree...

Page 139: ...w setting Example Modify 1 01 from 15 to 20 Most 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 4138 2 Go to 9 I Installer settings Overview field settings 3 Turn the left dial ...

Page 140: ...you go back to the home screen the user interface will show a popup screen and request to restart the system When confirmed the system will restart and recent changes will be applied 10 1 2 To connect the PC cable to the switch box This connection between PC and hydro PCB is needed when updating the hydro software and EEPROM Prerequisite The EKPCCAB4 kit is required 1 Connect the USB connector of ...

Page 141: ...guration here All the settings can also be adjusted in the settings menu use the breadcrumbs For the setting Refer to Language 7 1 Time date 7 2 Hours Minutes Year Month Day System Indoor unit type read only 10 6 9 Installer settings 4205 Backup heater type 9 3 1 Domestic hot water 9 2 1 Emergency 9 5 1 Number of zones 4 4 10 6 5 Space heating cooling 4182 Backup heater Voltage 9 3 2 Backup heater...

Page 142: ... 5 if applicable Cooling WD curve 3 6 if applicable Schedule 3 1 Tank Heat up mode 5 6 10 6 6 Tank 4191 Comfort setpoint 5 2 Eco setpoint 5 3 Reheat setpoint 5 4 10 3 Possible screens 10 3 1 Possible screens Overview The most common screens are as follows a OR b c c2 c4 c1 c3 a Home screen b Main menu screen c Lower level screens c1 Setpoint screen c2 Detailed screen with values c3 Screen with wea...

Page 143: ...ist of the main menu Go to the main menu screen Enable disable breadcrumbs Item Description a Domestic hot water a1 Domestic hot water a2 55 Measured tank temperature a b Disinfection Powerful Disinfection mode active Powerful operation mode active c Emergency Heat pump failure and system operates in Emergency mode or heat pump is forced off d Current date and time e Smart energy e1 Smart energy i...

Page 144: ... 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 thermostat...

Page 145: ... the submenu Enable disable breadcrumbs Submenu Description 0 or Malfunctioning Restriction Only displayed if a malfunction occurs See 14 4 1 To display the help text in case of a malfunction 4260 for more information 1 Room Restriction Only displayed if a dedicated Human Comfort Interface BRC1HHDA used as room thermostat is controlling the indoor unit Set the room temperature 2 Main zone Shows th...

Page 146: ...r Perform tests and maintenance B User profile Change the active user profile C Operation Turn heating cooling functionality and domestic hot water preparation on or off D Wireless gateway Restriction Only displayed if a wireless LAN WLAN is installed Contains settings needed when configuring the Daikin Residential Controller app 10 3 4 Menu screen Example 7 1 Language Time date Holiday Possible a...

Page 147: ...n Minimum temperature limit a1 Fixed by the unit a2 Restricted by the installer Maximum temperature limit b1 Fixed by the unit b2 Restricted by the installer Current temperature c Measured by the unit Desired temperature d Turn the right dial to increase decrease Submenu e Turn or press the left dial to go to the submenu 10 3 6 Detailed screen with values Example a b c a b c 7 2 1 Time date Hours ...

Page 148: ...he DHW tank mode is Schedule reheat Electricity prices under 7 5 User settings Electricity price Restriction Only applicable if Bivalent is enabled by the installer 7 5 1 High You can use these preset values in 7 5 4 Schedule weekly schedule screen for the energy prices See 10 4 4 Setting the energy prices 4156 7 5 2 Medium 7 5 3 Low Additional to the user defined preset values the system also con...

Page 149: ...ule 2 Select the name of the current schedule Mon Sat Wed Fri Thu Tue Sun User defined 1 3 Select Select Delete Rename Select 4 Select the schedule that you currently want to use Possible schedules The table contains the following information Schedule Control This column shows you where you can consult the currently selected schedule for the specific control If needed you can Select another schedu...

Page 150: ...ng water temperature for the main zone in cooling mode Predefined schedules 1 Activation screen 2 1 Schedule Possible actions In case of weather dependent Shift temperatures within range Otherwise Temperatures within range 3 2 Additional zone Heating schedule Schedule for when the system is allowed to heat up the additional zone in heating mode Predefined schedules 1 Activation screen 3 1 Schedule...

Page 151: ... takes the user defined preset value 5 4 Reheat setpoint into account 7 4 2 User settings Quiet Schedule Schedule for when the unit has to use which quiet mode level Predefined schedules 1 Activation screen 7 4 1 Activation only available to installers Possible actions You can use the following system defined preset values Quiet More quiet Most quiet See About quiet mode 4201 7 5 4 User settings E...

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

Page 153: ...d 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 schedule for M...

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

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

Page 156: ...gas price 1 Go to 7 6 User settings Gas price 2 Select the correct gas price 3 Confirm the changes INFORMATION Price value ranging from 0 00 990 valuta kWh with 2 significant values To set the electricity price 1 Go to 7 5 1 7 5 2 7 5 3 User settings Electricity price High Medium Low 2 Select the correct electricity price 3 Confirm the changes 4 Repeat this for all three electricity prices INFORMA...

Page 157: ...lue for the gas price with the following formula Actual gas price Incentive kWh 0 9 For the procedure to set the gas price see To set the gas price 4156 To set the electricity price in case of an incentive per kWh renewable energy Calculate the value for the electricity price with following formula Actual electricity price Incentive kWh For the procedure to set the electricity price see To set the...

Page 158: ...e able to compensate for differences in temperature the unit relies on its weather dependent curve This curve defines how much the temperature of the tank or leaving water must be at different outdoor temperatures Because the slope of the curve depends on local circumstances such as climate and the insulation of the house the curve can be adjusted by an installer or user Types of weather dependent...

Page 159: ...nges and proceed 10 5 3 Slope offset curve Slope and offset Define the weather dependent curve by its slope and offset Change the slope to differently increase or decrease the temperature of the leaving water for different ambient temperatures For example if leaving water temperature is in general fine but at low ambient temperatures too cold raise the slope so that leaving water temperature is he...

Page 160: ...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 desired tank temp...

Page 161: ... WD heating fixed cooling OR Weather dependent Main zone Cooling 2 4 Main zone Setpoint mode Weather dependent Additional zone Heating 3 4 Additional zone Setpoint mode WD heating fixed cooling OR Weather dependent Additional zone Cooling 3 4 Additional zone Setpoint mode Weather dependent Tank 5 B Tank Setpoint mode Restriction Only available to installers Weather dependent To change the type of ...

Page 162: ... or minimum setpoint is reached the curve flattens out To fine tune the weather dependent curve slope offset curve The following table describes how to fine tune the weather dependent curve of a zone or tank You feel Fine tune with slope and offset At regular outdoor temperatures At cold outdoor temperatures Slope Offset OK Cold OK Hot Cold OK Cold Cold Cold Hot Hot OK Hot Cold Hot Hot To fine tun...

Page 163: ...ration User profile Main zone 10 6 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 1 9 Room comfort setpoint Setpoint screen Control the room temperature of the main zone ...

Page 164: ...e 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 4 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 contro...

Page 165: ...ing The unit will supply leaving water to the heat emitters to heat up the room according to normal logic Space heating cooling is ON and the operation mode is cooling There is no room frost protection External room thermostat control C 07 1 Under external room thermostat control room frost protection is guaranteed by the external room thermostat provided that C 2 Space heating cooling On and 9 5 ...

Page 166: ...y 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 user interface used as room thermostat is disconnected because of incorrect wiring or damage of the cable then room frost protection is NOT guaranteed NOTICE If Emergency ...

Page 167: ... as room thermostat Offset on the actual room temperature measured by the user interface used as room thermostat 5 C 5 C step 0 5 C 1 7 2 09 Room sensor offset external room sensor option Only applicable if the external room sensor option is installed and configured 5 C 5 C step 0 5 C Room comfort setpoint Restriction Only applicable if Smart Grid is enabled 9 8 4 Smart grid and Room buffering is ...

Page 168: ...2 Main zone See 10 3 5 Setpoint screen 4146 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 desired shif...

Page 169: ...or 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 weather depen...

Page 170: ...zone Ta Outdoor temperature 1 00 Low outdoor ambient temperature 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 th...

Page 171: ...gher than 1 09 as for low outdoor temperatures less cold 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 wa...

Page 172: ...n 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 avoid too h...

Page 173: ...selection of the heat emitters The desired leaving water temperature is the result of several settings preset values shift values weather dependent curves modulation As a result too high or too low leaving water temperatures could occur which lead to overtemperatures or capacity shortage By limiting the leaving water temperature range to adequate values depending on the heat emitter such situation...

Page 174: ...he external room thermostat will control the room frost protection However the room frost protection is only possible if C 2 Space heating cooling On Code Description 2 A C 05 External room thermostat type for the main zone 1 1 contact The used external room thermostat can only send a thermo ON OFF condition There is no separation between heating or cooling demand The room thermostat is connected ...

Page 175: ... fixed capacity of the backup heater It is possible that this delta T is different from the selected target delta T INFORMATION In heating the target delta T will only be achieved after some operation time when the setpoint is being reached because of the big difference between leaving water temperature setpoint and inlet temperature at startup INFORMATION If the main zone or the additional zone h...

Page 176: ...se level higher comfort and higher efficiency water temperatures as low as possible to match the desired temperature higher efficiency If Modulation is disabled set the desired leaving water temperature via 2 Main zone Code Description 2 C 1 8 05 Modulation 0 No disabled 1 Yes enabled Note The desired leaving water temperature can only be read out on the user interface 2 C 2 8 06 Max modulation 0 ...

Page 177: ...lve station ONLY when there is demand Code Description 2 D 1 F 0B The shut off valve 0 No is NOT influenced by heating or cooling demand 1 Yes closes when there is NO heating or cooling demand INFORMATION The setting F 0B is only valid when there is a thermostat or external room thermostat request setting NOT in case of leaving water temperature setting During cooling If F 0B is enabled the shut o...

Page 178: ... Control the leaving water temperature for the additional zone via setpoint screen 3 Additional zone See 10 3 5 Setpoint screen 4146 Schedule Indicates if the desired leaving water temperature is according to a schedule See 10 6 3 Main zone 4167 Code Description 3 1 N A Schedule No Yes Heating schedule Define a heating temperature schedule for the additional zone via 3 2 Heating schedule See 10 4 ...

Page 179: ... figure below 0 00 0 01 Ta Tt 0 03 0 02 Tt Target leaving water temperature additional zone Ta Outdoor 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 outdo...

Page 180: ...erature 25 C 43 C 0 05 Desired leaving water temperature when the outdoor temperature equals or drops below the low ambient temperature 9 07 C 9 08 C Note This value should be higher than 0 04 as for low outdoor temperatures 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 valu...

Page 181: ... highest leaving water temperature in heating operation and the lowest leaving water temperature in cooling operation 3 8 1 9 05 Heating minimum 15 C 37 C 3 8 2 9 06 Heating maximum 2 0D 2 emitter type additional zone radiator 37 C 65 C Else 37 C 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 determi...

Page 182: ...emitters in heating mode If 2 0D 2 this is fixed to 10 C Else 3 C 10 C 3 B 2 1 0E Delta T cooling A minimum temperature difference is required for the good operation of heat emitters in cooling mode 3 C 10 C WD curve type There are 2 methods to define the weather dependent curves 2 points see 10 5 2 2 points curve 4158 Slope Offset see 10 5 3 Slope offset curve 4159 In 2 E WD curve type you can ch...

Page 183: ... installed 1 Go to 4 Space heating cooling 2 Check if 4 1 Operation mode is listed and editable If so a heating cooling heat pump model is installed To tell the system which space operation to use you can You can Location Check which space operation mode is currently used Home screen Set the space operation mode permanently Main menu Restrict automatic changeover according to a monthly schedule To...

Page 184: ...each month select an option Reversible Not restricted Heating only Restricted Cooling only Restricted 4 Confirm the changes Example Changeover restrictions When Restriction During cold season Example October November December January February and March Heating only During warm season Example June July and August Cooling only In between Example April May and September Reversible The unit determines...

Page 185: ...ting temperature Example A unit is configured as following Desired room temperature in heating mode 22 C Desired room temperature in cooling mode 24 C Hysteresis value 1 C Offset 4 C Changeover from heating to cooling will occur when the room temperature rises above the maximum of the desired cooling temperature added by the hysteresis value thus 24 1 25 C and the desired heating temperature added...

Page 186: ... water temperature zones During configuration the number of water zones must be set INFORMATION Mixing station If your system layout contains 2 LWT zones you need to install a mixing station in front of the main LWT zone Code Description 4 4 7 02 0 Single zone Only one leaving water temperature zone a a Main LWT zone 4 4 7 02 1 Dual zone Two leaving water temperature zones The main leaving water t...

Page 187: ...emitter underfloor heating To avoid this Install an aquastat thermostatic valve to avoid too high temperatures towards a low temperature emitter Make sure you set the emitter types for the main zone 2 7 and for the additional zone 3 7 correctly in accordance with the connected emitter Pump operation mode When the space heating cooling operation is OFF the pump is always OFF When space heating cool...

Page 188: ...ONLY available in leaving water temperature control a b d e f c g b c a Space heating cooling control b Off c On d LWT temperature e Actual f Desired g Pump operation 4 5 F 0D 2 Request Pump operation based on request Example Using a room thermostat and thermostat creates thermo ON OFF condition Remark NOT available in leaving water temperature control a d e b b c b c c a Space heating cooling con...

Page 189: ...estriction Only displayed when the bizone kit EKMIKPOA or EKMIKPHA is installed Pump limitation Additional zone Possible values see below Possible values Value Description 0 No limitation 1 4 General limitation There is limitation in all conditions The required delta T control and comfort are NOT guaranteed 1 90 pump speed 2 80 pump speed 3 70 pump speed 4 60 pump speed 5 8 Limitation when no actu...

Page 190: ...r than the value set by the Space heating off temperature 4 02 or if the outdoor temperature drops below the value set by the Space cooling off temperature F 01 When the pump operation is enabled the pump operation is possible at all outdoor temperatures Code Description 4 9 F 00 Pump operation 0 Disabled if outdoor temperature is higher than 4 02 or lower than F 01 depending on heating cooling op...

Page 191: ...emperature may rise above the desired leaving water temperature before the compressor stops The compressor will start up again when the leaving water temperature drops below the desired leaving water temperature Code Description 4 B 9 04 Overshoot 1 C 4 C Undershoot Restriction This function is only applicable in cooling mode during compressor startup It is NOT applicable for stable operation This...

Page 192: ... water to the preset value Storage comfort However this consumes extra energy If powerful operation is active will be shown on the home screen To activate powerful operation Activate or deactivate Powerful operation as follows 1 Go to 5 1 Tank Powerful operation 2 Turn powerful operation Off or On Usage example You immediately need more hot water If you are in the following situation You already c...

Page 193: ...denotes the lower desired tank temperature It is the desired temperature when a storage economic action is scheduled preferably during day Code Description 5 3 6 0B Eco setpoint 30 C min 50 6 0E C Reheat setpoint Desired reheat tank temperature used in Schedule reheat mode during reheat mode the guaranteed minimum tank temperature is set by the Reheat setpoint minus the reheat hysteresis If the ta...

Page 194: ...ernal booster heater In case of frequent domestic hot water operation frequent and long space heating cooling interruption will happen when selecting the following Tank Heat up mode Reheat only Disinfection Applies only to installations with a domestic hot water tank The disinfection function disinfects the domestic hot water tank by periodically heating the domestic hot water to a specific temper...

Page 195: ...allowance schedule 9 4 2 is used to restrict or allow booster heater operation based on a weekly program Advice In order to avoid unsuccessful disinfection function at least allow the booster heater by the weekly program for minimum 4 hours starting from the scheduled start up of disinfection If the booster heater is restricted during disinfection this function will NOT be successful and the appli...

Page 196: ...um temperature that users can select for the domestic hot water You can use this setting to limit the temperature at the hot water taps The maximum temperature is NOT applicable during disinfection function See disinfection function Hysteresis heat pump ON hysteresis Applicable when domestic hot water preparation is reheat only When the tank temperature drops below the reheat temperature minus the...

Page 197: ...tank temperatures as the cold water tap is colder and vice versa In case of Schedule only or Schedule reheat domestic hot water preparation the storage comfort temperature is weather dependent according to the weather dependent curve the storage economic and reheat temperature are NOT weather dependent In case of Reheat only domestic hot water preparation the desired tank temperature is weather de...

Page 198: ...nk temperature Ta The averaged outdoor ambient temperature 0 0E low outdoor ambient temperature 40 C 5 C 0 0D high outdoor ambient temperature 10 C 25 C 0 0C desired tank temperature when the outdoor temperature equals or drops below the low ambient temperature 45 C 6 0E C 0 0B desired tank temperature when the outdoor temperature equals or rises above the high ambient temperature 35 C 6 0E C Marg...

Page 199: ...eat pump temperature 6 01 THP MAX 6 01 t 6 00 HP 5 10 20 30 40 43 45 TU THP OFF THP MAX TDHW THP ON 50 HP Heat pump If heating up time by the heat pump takes too long auxiliary heating by the backup heater can take place THP MAX Maximum heat pump temperature at sensor in domestic hot water tank THP OFF Heat pump OFF temperature THP MAX 6 01 THP ON Heat pump ON temperature THP OFF 6 00 TDHW Domesti...

Page 200: ...nabled and clock format is set to 24 hours If you want to change these settings you can do this in the menu structure User 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 o...

Page 201: ...can use quiet mode to decrease the sound of the outdoor unit However this also decreases the heating cooling capacity of the system There are multiple quiet mode levels The installer can Completely deactivate quiet mode Manually activate a quiet mode level Enable the user to program a quiet mode schedule If enabled by the installer the user can program a quiet mode schedule INFORMATION If the outd...

Page 202: ...hedule For more information about scheduling see 10 4 3 Schedule screen Example 4152 Electricity prices and gas price Only applicable in combination with the bivalent function See also Bivalent 4222 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 ...

Page 203: ...ut energy prices in case of an incentive per kWh renewable energy An incentive can be taken into account when setting the energy prices Although 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 ...

Page 204: ...17 10 6 8 Information Overview The following items are listed in the submenu 8 Information Installer settings User settings Tank Commissioning 8 Information 8 1 Energy data 8 2 Malfunction history 8 3 Dealer information 8 4 Sensors 8 5 Actuators 8 6 Operation modes 8 7 About 8 8 Connection status 8 9 Running hours 8 A Reset Dealer information The installer can fill in his contact number here Code ...

Page 205: ... Dealer information Contact helpdesk number 8 4 Sensors Room temperature outside temperature leaving water temperature 8 5 Actuators Status mode of each actuator Example Unit pump ON OFF 8 6 Operation modes Current operation mode Example Defrost oil return mode 8 7 About Version information about the system 8 8 Connection status Information about the connection status of the unit the room thermost...

Page 206: ...ed defrost 9 I Overview field settings 9 N Export MMI settings 9 P Bizone kit Configuration wizard After first power ON of the system the user interface will guide you using the configuration wizard This way you can set the most important initial settings This way the unit will be able to run properly Afterwards more detailed settings can be done via the menu structure if required To restart the c...

Page 207: ... setting 9 2 1 replaces the following 3 overview settings E 05 Can the system prepare domestic hot water E 06 Is a domestic hot water tank installed in the system E 07 What kind of domestic hot water tank is installed In case of EKHWP we recommend to use the following settings Code Item EKHWP 9 2 1 E 07 Tank type 5 EKHWP HYC N A 4 05 Thermistor type 0 Automatic 5 8 6 0E Maximum tank temperature 70...

Page 208: ...domestic hot water pump for secondary return Program a domestic hot water pump 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 Backup heater Besides the type of backup heater the voltage configuration and c...

Page 209: ... 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 voltage is equal to 6 03 6 04 INFORMATION If 4 0A 3 and emergency m...

Page 210: ...he DHW by the heat pump is too slow it may affect a comfortable operation of the space heating cooling circuit If so allow the backup heater to assist during DHW operation by setting 4 00 1 or 2 Emergency Emergency When the heat pump fails to operate the backup heater and or booster heater can serve as an emergency heater It then takes over the heat load either automatically or by manual interacti...

Page 211: ... longer periods Code Description 9 5 1 4 06 0 Manual 1 Automatic 2 auto SH reduced DHW on 3 auto SH reduced DHW off 4 auto SH normal DHW off INFORMATION The auto emergency setting can be set in the menu structure of the user interface only INFORMATION If 4 03 1 or 3 then Emergency Manual is not applicable for the booster heater INFORMATION If a heat pump failure occurs and Emergency is set to Manu...

Page 212: ...her than 5 01 9 6 2 5 03 Priority temperature Defines the outdoor temperature which below the domestic hot water will be heated by booster heater only Range 15 C 35 C 9 6 3 5 04 Offset BSH setpoint Setpoint correction for domestic hot water temperature setpoint correction for the desired domestic hot water temperature to be applied at low outdoor temperature when space heating priority is enabled ...

Page 213: ...Do NOT change 9 6 6 8 01 Maximum running timer for domestic hot water operation Domestic hot water heating stops even when the target domestic hot water temperature is NOT reached The actual maximum running time also depends on setting 8 04 When Control Room thermostat This preset value is only taken into account if there is a request for space heating or cooling If there is NO request for space h...

Page 214: ...erate during preferential kWh rate power supply 0 No None 1 Only BSH Booster heater only 2 Only BUH Backup heater only 3 All All heaters See also below table Allowed heaters during preferential kWh rate power supply Setting 2 is only meaningful if the preferential kWh rate power supply is of type 1 or the hydro module is connected to a separate normal kWh rate power supply via X2M 5 6 and the back...

Page 215: ...unction 2 Closed The outdoor unit is connected to a preferential kWh rate power supply When the preferential kWh rate signal is sent by the electricity company the contact will close and the unit will go in forced off mode When the signal is released again the voltage free contact will open and the unit will restart operation Therefore always enable the auto restart function 3 Smart grid A Smart G...

Page 216: ... meter 2 None Normally when a pulse meter is available the following happens The pulse meter measures the power produced by the photovoltaic panels The unit limits its power consumption during the Smart Grid s Recommended ON mode to only use the power provided by the photovoltaic panels However when the pulse meter is not available you can still limit the unit s power consumption using this settin...

Page 217: ...ing the room will heat up or cool down to the comfort setpoint In case of tank buffering the tank will heat up to the maximum tank temperature The goal is to buffer the energy from the photovoltaic panels Therefore the capacity of the unit is limited to what the photovoltaic panels are providing If Smart Grid pulse meter is Then the limit is Available Decided by the unit based on the input of the ...

Page 218: ...ype 0 Amp The limitation values are set in A 1 kW The limitation values are set in kW Limit when 9 9 1 Continuous and 9 9 2 Amp Code Description 9 9 3 5 05 Limit Only applicable in case of full time current limitation mode 0 A 50 A Limits when 9 9 1 Inputs and 9 9 2 Amp Code Description 9 9 4 5 05 Limit 1 0 A 50 A 9 9 5 5 06 Limit 2 0 A 50 A 9 9 6 5 07 Limit 3 0 A 50 A 9 9 7 5 08 Limit 4 0 A 50 A ...

Page 219: ...er heater will be limited first before the backup heater is limited Note In case power consumption control is DISABLED for all models the setting 4 01 defines whether backup heater and booster heater can operate simultaneously or if the booster heater backup heater has priority over the backup heater booster heater In case power consumption control is ENABLED the setting 4 01 defines the priority ...

Page 220: ... frequency output of each power meter in accordance with the power meter specifications It is possible to connect up to 2 power meters with different pulse frequencies If only 1 or no power meter is used select None to indicate the corresponding pulse input is NOT used Code Description 9 A 1 D 08 Electricity meter 1 0 None NOT installed 1 1 10kWh Installed 2 1 kWh Installed 3 10 kWh Installed 4 10...

Page 221: ...meaning in room thermostat control Ext amb sensor offset ONLY applicable in case an external outdoor ambient sensor is connected and configured You can calibrate the external outdoor ambient temperature sensor It is possible to give an offset to the thermistor value This setting can be used to compensate for situations where the external outdoor ambient sensor cannot be installed on the ideal inst...

Page 222: ...t temperature is low During bivalent operation the heat pump is turned off Set this value in case an auxiliary boiler is used If Bivalent is enabled When the outdoor temperature drops below the bivalent ON temperature fixed or variable based on energy prices the space heating by the heat pump stops automatically and the permission signal for the auxiliary boiler is active If Bivalent is disabled S...

Page 223: ...when it is deactivated See illustration below for the schematic location of this contact YC Y1 Y2 Y3 Y4 X1 X2 X3 X4 OFF ON X2M SS1 X1M Code Description 9 C 3 C 03 Range 25 C 25 C step 1 C 9 C 4 C 04 Range 2 C 10 C step 1 C The higher the value of C 04 the higher the accuracy of the switch over between the heat pump system and the auxiliary boiler To determine the value of C 03 proceed as follows 1...

Page 224: ...settings Set them in the menu structure instead 7 5 1 7 5 2 7 5 3 and 7 6 For more information on how to set the energy prices see the operation manual and the user reference guide INFORMATION Solar panels If solar panels are used set the electricity price value very low to promote the use of the heat pump Code Description 7 5 1 N A User settings Electricity price High 7 5 2 N A User settings Elec...

Page 225: ...er supply failure the auto restart function reapplies the user interface settings at the time of the power failure Therefore it is recommended to always enable the function If the preferential kWh rate power supply is of the type that power supply is interrupted always enable the auto restart function Continuous indoor unit control can be guaranteed independent of the preferential kWh rate power s...

Page 226: ... 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 Yes After his work is done he can enable the protective functions by setting 9 G Disable protections No Code Description 9 G N A Disable protections 0 No 1 Yes Forced defrost Forced defrost Manually start a defrost opera...

Page 227: ...tion 9 N N A Your MMI settings will be exported to the connected storage device Back OK To export MMI settings 1 Open the front panel 1 and the user interface panel 2 see 7 2 4 To open the indoor unit 475 1 2 2 Insert a USB memory stick 3 3 On the user interface go to 9 N Export MMI settings 4 Select OK 5 Remove the USB memory stick and close the user interface panel and front panel Bizone kit Biz...

Page 228: ...rator 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 this setting C...

Page 229: ...default 125 10 6 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 11 Commissioning 4236 10 6 11 User profile B User profile See To change the user permission level 4138 B User profile Op...

Page 230: ...sted in the submenu D Wireless gateway Malfunctioning Operation User profile Room D Wireless gateway D 1 Mode D 2 Reboot D 3 WPS D 4 Remove from cloud D 5 Home network connection D 6 Cloud connection About the WLAN cartridge or WLAN module The WLAN cartridge or WLAN module only one of the two needed connects the system to the internet The user you can then control the system via the Daikin Residen...

Page 231: ...one See http www onlinecontroller daikineurope com Configuration To configure the Daikin Residential Controller app follow the in app instructions While doing this the following actions and information are needed on the user interface Mode Turn AP mode ON WLAN cartridge module active as access point or OFF Code Description D 1 N A Enable AP mode No Yes Reboot Reboot the WLAN cartridge module Code ...

Page 232: ... Remove from cloud No Yes Home network connection Read out the status of the connection to the home network Code Description D 5 N A Home network connection Disconnected from WLAN_SSID Connected to WLAN_SSID Cloud connection Read out the status of the connection to the cloud Code Description D 6 N A Cloud connection Not connected Connected ...

Page 233: ...setpoint 1 5 Setpoint range Heating minimum Heating maximum Cooling minimum Cooling maximum 7 2 Time date Hours Minutes Year Month Day Daylight savings time Format 7 3 Holiday Activation From Till 7 4 Quiet Activation Schedule Level 7 5 Electricity price High Medium Low Schedule 8 1 Energy data Electricity input Produced heat 5 Tank Powerful operation Comfort setpoint Eco setpoint Reheat setpoint ...

Page 234: ...allowance schedule BSH eco timer Operation Bizone kit Export MMI settings 9 6 Balancing Space heating priority Priority temperature Offset BSH setpoint Minimum running timer Anti recycle timer Maximum running timer Additional timer 9 A Energy metering Electricity meter 2 Electricity meter 1 9 B Sensors External sensor Ext amb sensor offset Averaging time 9 C Bivalent Bivalent Boiler efficiency Tem...

Page 235: ... 08EF Daikin Altherma 3 R W 4P629085 1B 2021 11 INFORMATION Solar kit settings are shown but are NOT applicable for this unit Settings shall NOT be used or changed INFORMATION Depending on the selected installer settings and unit type settings will be visible invisible ...

Page 236: ...oom antifrost The unit automatically runs these functions when necessary During installation or service this behaviour is undesired Therefore the protective functions can be disabled At first power on The protective functions are disabled by default After 12 hours they will be automatically enabled Afterwards An installer can manually disable the protective functions by setting 9 G Disable protect...

Page 237: ...ete the refrigerant piping of the unit before operating If NOT the compressor will break 11 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 The outdoor unit is properly mounted The f...

Page 238: ...t 2 turns The 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 4100 if applicable The domestic hot water tank is filled completely 11 4 Checklist during commissioning The minimum flow rate during backup heater defrost operation is guaranteed in ...

Page 239: ...anual You can set the pump speed to low or high You can set the circuit the position of the 3 way valve to Space or Tank Air purge must be performed for both space heating and tank domestic hot water circuits Automatic The unit automatically changes the pump speed and switches the position of the 3 way valve between the space heating and the domestic hot water circuit Typical workflow Purging the ...

Page 240: ...enu and go to Stop air purge 2 Select OK to confirm To perform an automatic air purge Conditions Make sure all operation is disabled Go to C Operation and turn off Space heating cooling and Tank operation 1 Set the user permission level to Installer See To change the user permission level 4138 2 Go to A 3 Commissioning Air purge 3 In the menu set Type Automatic 4 Select Start air purge 5 Select OK...

Page 241: ...er and tank temperatures During test run the correct operation of the unit can be checked by monitoring its leaving water temperature heating cooling mode and tank temperature domestic hot water mode To monitor the temperatures 1 In the menu go to Sensors 2 Select the temperature information 11 4 4 Actuator test run Purpose Perform an actuator test run to confirm the operation of the different act...

Page 242: ...tion is used for drying out the screed of an underfloor heating system during the construction of the building 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...

Page 243: ...or heating screed dryout INFORMATION If Emergency is set to Manual 9 5 1 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 speed limitation 9 0D is NOT applicable NOTICE To perform ...

Page 244: ...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 remaining ti...

Page 245: ... Read out UFH screed dryout status When the program is stopped due to an error an operation switch off or a power failure you can read out the underfloor heating screed dryout status 1 Go to A 4 3 Commissioning UFH screed dryout Status 2 You can read out the value here Stopped at the step where the underfloor screed dryout was stopped 3 Modify and restart the execution of the program a a If the UF...

Page 246: ...ting 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 maintenance of...

Page 247: ...use gases requires that the refrigerant charge of the unit is indicated both in weight and CO2 equivalent Formula to calculate the quantity in CO2 equivalent tonnes GWP value of the refrigerant total refrigerant charge in kg 1000 In this chapter 13 1 Maintenance safety precautions 247 13 2 Yearly maintenance 248 13 2 1 Yearly maintenance outdoor unit overview 248 13 2 2 Yearly maintenance outdoor ...

Page 248: ...iew Water pressure Magnetic filter dirt separator Water pressure relief valve Pressure relief valve of the domestic hot water tank Switch box Booster heater of the domestic hot water tank 13 2 4 Yearly maintenance indoor unit instructions Water pressure Keep water pressure above 1 bar If it is lower add water Magnetic filter dirt separator b a c d a Screw connection b Magnetic sleeve c Drain valve...

Page 249: ...o remove the water filter from the unit to clean it But in case of trouble with the water filter you might have to remove it so that you can thoroughly clean it Then you need to do as follows 13 3 1 To remove the water filter 4250 13 3 2 To clean the water filter in case of trouble 4251 13 3 3 To install the water filter 4252 Water pressure relief valve Open the valve and check if it operates corr...

Page 250: ...its service agent or similarly qualified persons Booster heater of the domestic hot water tank INFORMATION Only for wall mounted units equipped with a domestic hot water tank with a built in electrical booster heater EKHW It is recommended to remove lime buildup on the booster heater to extend its life span especially in regions with hard water To do so drain the domestic hot water tank remove the...

Page 251: ...he drain hose from the water filter NOTICE Although the water circuit is drained some water may be spilled when removing the magnetic filter dirt separator from the filter housing ALWAYS clean up spilled water 13 3 2 To clean the water filter in case of trouble 1 Remove the water filter from the unit See 13 3 1 To remove the water filter 4250 NOTICE To protect the piping connected to the magnetic ...

Page 252: ...ed up filter and strainer in the water filter housing INFORMATION Correctly install the strainer in the magnetic filter dirt separator housing using the protrusions a b c c a Rolled up filter b Strainer c Protrusion 5 Install and properly tighten the bottom of the water filter housing 13 3 3 To install the water filter NOTICE Check the condition of the O rings and replace if needed Apply water or ...

Page 253: ...R W 4P629085 1B 2021 11 a Clip b Magnetic filter dirt separator c Air purge valve 2 Install the 2 clips to fix the water filter to the water circuit pipes 3 Make sure that the air purge valve of the water filter is in the open position 4 Open the stop valves and add water to the water circuit if needed ...

Page 254: ...codes 260 14 4 1 To display the help text in case of a malfunction 260 14 4 2 Error codes Overview 260 14 1 Overview Troubleshooting This chapter describes what you have to do in case of problems It contains information about Solving problems based on symptoms Solving problems based on error codes Before troubleshooting Carry out a thorough visual inspection of the unit and look for obvious defect...

Page 255: ...tomatic air purge function see To perform an automatic air purge 4240 The water pressure is 1 bar The expansion vessel is NOT broken The valve if equipped of the water circuit towards the expansion vessel is open The resistance in the water circuit is NOT too high for the pump see the ESP curve in the Technical data chapter If the problem persists after you have conducted all of the above checks c...

Page 256: ...of electrical connections except external actuators 4113 The preferential kWh rate signal was sent by the electricity company In the user interface of the unit go to 8 5 B Information Actuators Forced off contact If Forced off contact is On the unit is operating under the preferential kWh rate Wait for the power to return maximum 2 hours 14 3 4 Symptom The system is making gurgling noises after co...

Page 257: ...c air purge function see To perform an automatic air purge 4240 The water pressure at the pump inlet is too low Check and make sure that The water pressure is 1 bar The water pressure sensor is not broken The expansion vessel is NOT broken The valve if equipped of the water circuit towards the expansion vessel is open The pre pressure setting of the expansion vessel is correct see 8 5 4 Changing t...

Page 258: ...ntact your dealer If the water keeps running out of the unit close both the water inlet and outlet shut off valves first and then contact your dealer 14 3 8 Symptom The space is NOT sufficiently heated at low outdoor temperatures Possible causes Corrective action The backup heater operation is not activated Check the following The backup heater operation mode is enabled Go to 9 3 8 Installer setti...

Page 259: ...rrective action Failing or blocked pressure relief valve Flush and clean the complete tank including the piping between pressure relief valve and the cold water inlet Replace the pressure relief valve 14 3 10 Symptom Tank disinfection function is NOT completed correctly AH error Possible causes Corrective action The disinfection function was interrupted by domestic hot water tapping Program the st...

Page 260: ...or The complete list of error codes A more detailed troubleshooting guideline for each error 14 4 1 To display the help text in case of a malfunction In 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 Malfuncti...

Page 261: ...it 8H 02 Overheating mixed water circuit thermostat 8H 03 Overheating water circuit thermostat A1 00 Zero cross detection problem A5 00 OU High pressure peak cut freeze protection problem AA 01 Backup heater overheated or BUH power cable not connected AC 00 Booster heater overheated AH 00 Tank disinfection function not completed correctly AJ 03 Too long DHW heat up time required C0 00 Flow sensor ...

Page 262: ... of position detection sensor H8 00 OU Malfunction of compressor input CT system H9 00 OU Malfunction of outdoor air thermistor HC 00 Tank temperature sensor problem HC 01 Second tank temperature sensor problem HJ 10 Water pressure sensor abnormality J3 00 OU Malfunction of discharge pipe thermistor J6 00 OU Malfunction of heat exchanger thermistor J6 07 OU Malfunction of heat exchanger thermistor...

Page 263: ... UA 16 Extension hydro communication problem UA 17 Tank type problem UA 21 Extension hydro mismatch problem UF 00 Reversed piping or bad communication wiring detection INFORMATION In case of error code AH and no interruption of the disinfection function occurred due to domestic hot water tapping following actions are recommended When the Reheat only or Schedule reheat mode is selected it is recomm...

Page 264: ... an error directly Check if the booster heater is still in operation if you experience one or more of the following errors Powerful operation takes a very long time to heat up and the error code AJ 03 is displayed During anti legionella operation weekly the error code AH 00 is displayed because the unit cannot reach the requested temperature required for tank disinfection INFORMATION A malfunction...

Page 265: ...ump down Example To protect the environment pump down when relocating the unit or when disposing of the unit DANGER RISK OF EXPLOSION Pump down Refrigerant leakage If you want to pump down the system and there is a leak in the refrigerant circuit Do NOT use the unit s automatic pump down function with which you can collect all refrigerant from the system into the outdoor unit Possible consequence ...

Page 266: ...a the user interface integrated in the indoor unit 1 Set the user permission level to Installer See To change the user permission level 4138 2 Go to A 5 Commissioning Pump down 3 Select Pump down 4 Select OK to confirm Result The pump down operation starts It stops automatically when done To stop the pump down operation manually 1 In the menu go to Stop pump down 2 Select OK to confirm 4 After 5 t...

Page 267: ...l data is available on the Daikin Business Portal authentication required In this chapter 16 1 Piping diagram Outdoor unit 268 16 2 Piping diagram Indoor unit 269 16 3 Wiring diagram Outdoor unit 270 16 4 Wiring diagram Indoor unit 272 16 5 Table 1 Maximum refrigerant charge allowed in a room indoor unit 278 16 6 Table 2 Minimum floor area indoor unit 278 16 7 Table 3 Minimum bottom opening area f...

Page 268: ...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 Stop valve liquid R1T Thermistor outdoor air d Stop valve with service port gas R2T Thermistor heat exchanger e Filter R3T Thermistor compressor discharge f Muffler with filter S1PH High pressure switch automatic reset g Capillary tube...

Page 269: ...1 Space heating water IN R2T Thermistor backup heater water OUT a2 Space heating water OUT R3T Thermistor liquid refrigerant b1 Gas refrigerant IN heating mode condenser R4T Thermistor heat exchanger water IN b2 Liquid refrigerant OUT heating mode condenser Screw connection c1 Liquid refrigerant IN cooling mode evaporator Flare connection c2 Gas refrigerant OUT cooling mode evaporator Quick coupli...

Page 270: ...es 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 Legend AL Connect...

Page 271: ...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 expansion valve Y1S...

Page 272: ...ing possibilities Option Not mounted in switch box Wiring depending on model PCB Note 1 Connection point of the power supply for the BUH BSH should be foreseen outside the unit Note 1 Connection point of the power supply for the backup heater booster heater should be foreseen outside the unit Backup heater power supply Backup heater power supply 6T1 3 230 V 6 kW 6T1 3 230 V 6 kW 6V3 1N 230 V 6 kW ...

Page 273: ...ector Heat pump convector Position in switch box English Translation Position in switch box Position in switch box Legend A1P Main PCB A2P ON OFF thermostat PC power circuit A3P Heat pump convector A4P Digital I O PCB A8P Demand PCB A11P Main PCB of the MMI user interface of the indoor unit A14P PCB of the dedicated Human Comfort Interface BRC1HHDA used as room thermostat A15P Receiver PCB wireles...

Page 274: ...ct S2S Electrical meter pulse input 1 S3S Electrical meter pulse input 2 S4S Smart Grid feed in S6S S9S Digital power limitation inputs S10S S11S Low voltage Smart Grid contact SS1 A4P Selector switch TR1 Power supply transformer X6M Backup heater power supply terminal strip X6M Booster heater power supply connector X7M X8M Booster heater power supply terminal strip X10M Smart Grid power supply te...

Page 275: ... Interface BRC1HHDA used as room thermostat SD card Card slot for WLAN cartridge SWB Switch box WLAN cartridge WLAN cartridge 4 Domestic hot water tank 4 Domestic hot water tank 3 wire type SPST 3 wire type SPST Booster heater power supply Booster heater power supply Only for Only for SWB Switch box 5 Ext thermistor 5 External thermistor SWB Switch box 6 Field supplied options 6 Field supplied opt...

Page 276: ...urce output solar pump connection alarm output Options external heat source output solar pump connection alarm output Options On OFF output Options ON OFF output Power limitation digital inputs 12 V DC 12 mA detection voltage supplied by PCB Power limitation digital inputs 12 V DC 12 mA detection voltage supplied by PCB Refer to operation manual Refer to operation manual Solar input Solar input So...

Page 277: ... 3m included A14P P1 P2 user interface Only for Human Comfort Interface Only for KRTR wireless room thermostat Only for KRTW wired room thermostat 5 core for C H operation 4 core for H only operation 3 core for C H operation 2 core for H only operation communication 2 core OPTIONAL PART External room thermostat Heat pump convector main and or additional zone main X2M 30 31 34 35 add X2M 30 31 34a ...

Page 278: ...9 2 08 2 26 2 44 2 62 2 80 2 98 3 16 INFORMATION H Height measured from the bottom of the casing to the floor For intermediate H values i e when H is between two H values from the table consider the value that corresponds to the lower H value from the table If H 1450 mm consider the value that corresponds to H 1400 mm For intermediate Aroom values i e when Aroom is between two Aroom values from th...

Page 279: ...m H 1400 mm H 1500 mm H 1600 mm H 1700 mm H 1800 mm 1 9 0 1 1 80 538 515 495 477 461 446 433 421 1 9 0 3 1 60 479 458 440 424 410 397 385 374 1 9 0 5 1 40 419 401 385 371 359 347 337 327 1 9 0 7 1 20 359 344 330 318 308 298 289 281 1 9 0 9 1 00 299 287 275 265 256 248 241 234 1 9 1 1 0 80 240 229 220 212 205 199 193 187 1 9 1 3 0 60 180 172 165 159 154 149 145 141 1 9 1 5 0 40 120 115 110 106 103 ...

Page 280: ...ng cooling circuit B Water flow rate through the unit in the space heating cooling circuit C Operation range Dashed lines Operation area is extended to lower flow rates only in case the unit operates with heat pump only Not in startup no backup heater operation no defrost operation Notes Selecting a flow outside the operating area can damage the unit or cause the unit to malfunction See also the m...

Page 281: ... 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 Labels manuals...

Page 282: ...4S23EA6V EHVH08S18EJ9W EHVX08S18EA6V EHVH08S23EJ6V EHVX08S18EA9W EHVH08S23EJ9W EHVX08S23EA6V EHVX04S18EJ3V EHVX08S23EA9W EHVX04S23EJ3V EHVX04S18EA6VG EHVX04S18EJ6V EHVX04S23EA6VG EHVX04S23EJ6V EHVX08S18EA6VG EHVX08S18EJ6V EHVX08S23EA6VG EHVX08S23EJ6V EHVH04S18EA6V EHVX08S18EJ9W EHVH04S23EA6V EHVX08S23EJ9W EHVH08S18EA6V EHVH04SU18EA6V EHVH08S18EA9W EHVH04SU23EA6V EHVH08S23EA6V EHVH08SU18EA6V EHVH08...

Page 283: ...B R W 0 No 1 Yes 2 D 2 F 0C R W 0 No 1 Yes Additional zone 3 4 0 Fixed 1 WD heating fixed cooling 2 Weather dependent Heating WD curve 3 5 0 00 R W 9 05 min 45 9 06 C step 1 C 35 C 3 5 0 01 R W 9 05 9 06 C step 1 C 50 C 3 5 0 02 R W 10 25 C step 1 C 15 C 3 5 0 03 R W 40 5 C step 1 C 10 C Cooling WD curve 3 6 0 04 R W 9 07 9 08 C step 1 C 8 C Low ambient temp for LWT add zone heating WD curve Leavi...

Page 284: ... span 8 C 4 B 9 04 R W 1 4 C step 1 C 1 C 4 C 2 06 R W 0 Disabled 1 Enabled Tank 5 2 6 0A R W 30 6 0E C step 1 C 60 C 5 3 6 0B R W 30 min 50 6 0E C step 1 C 45 C 5 4 6 0C R W 30 min 50 6 0E C step 1 C 45 C 5 6 6 0D R W 0 Reheat only 1 Reheat sched 2 Scheduled only Disinfection 5 7 1 2 01 R W 0 No 1 Yes 5 7 2 2 00 R W 0 Each day 1 Monday 2 Tuesday 3 Wednesday 4 Thursday 5 Friday 6 Saturday 7 Sunday...

Page 285: ...ting fixed cooling 2 Weather dependent 9 1 R W 0 No 1 Yes 9 1 1 00 R W 40 5 C step 1 C 10 C 9 1 1 01 R W 10 25 C step 1 C 15 C 9 1 1 02 R W 9 01 9 00 step 1 C 35 C 9 1 1 03 R W 9 01 min 45 9 00 C step 1 C 25 C 9 1 1 06 R W 10 25 C step 1 C 20 C 9 1 1 07 R W 25 43 C step 1 C 35 C 9 1 1 08 R W 9 03 9 02 C step 1 C 22 C 9 1 1 09 R W 9 03 9 02 C step 1 C 18 C Additional zone 9 1 2 0D R W 0 Underfloor ...

Page 286: ... red SH DHW ON 3 Auto red SH DHW OFF 4 SH ON 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 E 07 1 3 hour E 07 1 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 7 8 04 R W 0 95 min step 5 min 95 min...

Page 287: ...ivalent 9 C 1 C 02 R W 0 No 1 Bivalent 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 09 R W 0 Normally open 1 Normally closed 9 E 3 00 R W 0 No 1 Yes 9 F E 08 R W 0 Disabled 1 Enabled 9 G R W 0 No 1 Yes Overview field settings 9 I 0 00 R W 9 05 min 45 9 06 C step 1 C 35 C 9 I 0 01 R W 9 05...

Page 288: ... 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 Is auto restart of the unit allowed Leaving water value for high ambient temp for DHW WD curve Leaving water value for low ambient temp for DHW WD curve High ambient temp for DHW WD curve Low ambi...

Page 289: ...ep 1 C 60 C E 07 0 4 40 80 C step 1 C 80 C E 07 5 5 40 60 C step 1 C 60 C 9 I 7 00 R W 0 4 C step 1 C 0 C 9 I 7 01 R W 2 40 C step 1 C 2 C What is the desired reheat temperature What is the desired DHW production type What is the maximum temperature setpoint Domestic hot water booster heater overshoot temperature Domestic hot water booster heater hysteresis What is the hysteresis to be used in reh...

Page 290: ... R W 0 LWT control 1 Ext RT control 2 RT control 9 I C 08 R W 0 No 1 Outdoor sensor 2 Room sensor 9 I C 09 R W 0 Normally open 1 Normally closed What is the allowed undershoot in cooling Heating comfort setpoint Cooling comfort setpoint Which type of external sensor is installed Is an external backup heat source connected Bivalent activation temperature Bivalent hysteresis temperature What is the ...

Page 291: ... 9 I F 01 R W 10 35 C step 1 C 20 C 9 I F 02 R W 3 10 C step 1 C 3 C 9 I F 03 R W 2 5 C step 1 C 5 C 9 I F 04 R W 0 No 1 Yes 9 I F 05 0 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 Contact type of preferential kWh rate PS installation Which type of DHW pump is installed Leaving water temperature compensati...

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Page 296: ...4P629085 1B 2021 11 Copyright 2020 Daikin Verantwortung für Energie und Umwelt ...

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