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Daikin Altherma ERGA04E V3 Series, Installer'S Reference Manual

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Daikin Altherma ERGA04E V3 Series Installer'S Reference Manual Download Page 26

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About the box

Installer reference guide

26

ERGA04~08E + 23E

Daikin Altherma 3 R F

4P629090-1C – 2022.08

4.4 Checklist for the required DHW accessories

For  installation  compliant  with  section  G3  of  the  Building  Regulations,  you  must
verify that the following accessories are present.

Delivered with indoor unit:

Tundish 15 mm inlet, 22 mm outlet

Delivered with domestic hot water tank kit:

Pressure reducing valve/pressure relief valve combination

Adaptor 22 mm×3/4" Female BSP

T-piece 22 mm×22 mm×22 mm

Tundish 15 mm inlet, 22 mm outlet

Wall mounting set for expansion vessel

Instruction sheet

Expansion vessel of 18 l – 3/4" Male BSP

Summary of Contents for Altherma ERGA04E V3 Series

Page 1: ...erence guide Daikin Altherma 3 R F ERGA04E V3 ERGA06E V3H ERGA08E V3H ERGA04E V3A ERGA06E V3A ERGA08E V3A EHVH04SU18E 6V EHVH04SU23E 6V EHVH08SU18E 6V EHVH08SU23E 6V A B C Z 1 2 3 9 https daikintechni...

Page 2: ...door unit 28 5 2 2 Possible options for the indoor unit 29 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...

Page 3: ...t piping to the outdoor unit 89 8 2 9 To connect the refrigerant piping to the indoor unit 90 8 3 Checking the refrigerant piping 90 8 3 1 About checking the refrigerant piping 90 8 3 2 Precautions wh...

Page 4: ...tch box 141 10 2 Configuration wizard 142 10 3 Possible screens 143 10 3 1 Possible screens Overview 143 10 3 2 Home screen 144 10 3 3 Main menu screen 146 10 3 4 Menu screen 147 10 3 5 Setpoint scree...

Page 5: ...making gurgling noises after commissioning 255 14 3 5 Symptom The pump is making noise cavitation 255 14 3 6 Symptom The pressure relief valve opens 256 14 3 7 Symptom The water pressure relief valve...

Page 6: ...step instructions and background information for basic and advanced usage Format Digital files on https www daikin eu Use the search function to find your model Installation manual Outdoor unit Insta...

Page 7: ...stallation and configuration of heating systems To access Heating Solutions Navigator registration to the Stand By Me platform is required For more information see https professional standbyme daikin...

Page 8: ...rforming maintenance and service tasks read the service manual For more information see the installer and user reference guide The unit contains rotating parts Be careful when servicing or inspecting...

Page 9: ...know to install the electrical components of the system including information on how to prepare for an installation Configuration What to do and know to configure the system after it is installed Comm...

Page 10: ...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 an...

Page 11: ...wing 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 e...

Page 12: ...than the specified amount of refrigerant When the refrigerant system is to be opened refrigerant MUST be treated according to the applicable legislation NOTICE Make sure refrigerant piping installatio...

Page 13: ...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 conne...

Page 14: ...WARNING After finishing the electrical work confirm that each electrical component and terminal inside the electrical components box is connected securely Make sure all covers are closed before start...

Page 15: ...the radio waves a distance of 1 meter may NOT be sufficient NOTICE ONLY applicable if the power supply is three phase and the compressor has an ON OFF starting method If there exists the possibility o...

Page 16: ...or correct installation of the unit Outdoor unit See 7 1 1 Installation site requirements of the outdoor unit 461 Indoor unit See 7 1 3 Installation site requirements of the indoor unit 464 and 7 1 5...

Page 17: ...tdoor unit MUST be in accordance with the instructions from this manual See 7 3 Mounting the outdoor unit 474 CAUTION Do NOT remove the protective cardboard before the unit is installed properly Mount...

Page 18: ...sh drain valves etc MUST be positioned away from any electrical components The discharge pipe away from the tundish MUST terminate in a safe visible position without forming any risk to persons in the...

Page 19: ...tact 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 elec...

Page 20: ...p never rise above a set maximum value This maximum allowable hot water temperature shall be selected according to the applicable legislation CAUTION Make sure that the disinfection function start tim...

Page 21: ...witching device such as a timer or connected to a circuit that is regularly turned ON and OFF by the utility WARNING Air purging heat emitters or collectors Before you purge air from heat emitters or...

Page 22: ...inal installation position to prevent damage during transport Prepare in advance the path along which you want to bring the unit to its final installation position In this chapter 4 1 Outdoor unit 22...

Page 23: ...d the handle to the right Pull up both sides of the sling at the same time to prevent disconnection of the sling from the unit 2 1 1 2 While handling the unit Keep both sides of the sling level Keep y...

Page 24: ...plate f Bolts nuts washers spring washers and wire clamp 4 2 Indoor unit 4 2 1 To unpack the indoor unit 1 2 8 4 2 2 To remove the accessories from the indoor unit 1 b 4 a 1 f 1 g 1 h 1 i 4 l 6 k 1 m...

Page 25: ...ack of the unit b Handles at the bottom of the unit Carefully tilt the unit to the back so that the handles become visible 4 3 Domestic hot water tank kit 4 3 1 To remove the accessories from the dome...

Page 26: ...ing Regulations you must verify that the following accessories are present Delivered with indoor unit Tundish 15 mm inlet 22 mm outlet Delivered with domestic hot water tank kit Pressure reducing valv...

Page 27: ...door unit 28 5 2 Combining units and options 28 5 2 1 Possible options for the outdoor unit 28 5 2 2 Possible options for the indoor unit 29 5 1 Identification 5 1 1 Identification label Outdoor unit...

Page 28: ...ble options for the outdoor unit Drain pan kit EKDP008D The drain pan kit is required to gather the drain from the outdoor unit The drain pan kit consists of Drain pan Installation brackets For instal...

Page 29: ...The installation manual of the domestic hot water tank kit 4 3 Domestic hot water tank kit 425 8 6 4 To connect the water piping for domestic hot water 4106 Multi zoning wired controls You can connect...

Page 30: ...ace is configured with room thermostat functionality You can only connect either the remote indoor sensor or the remote outdoor sensor Remote outdoor sensor EKRSCA1 By default the sensor inside the ou...

Page 31: ...tphone control BRP069A62 You can install this LAN adapter to control the system via a smartphone app For installation instructions see the installation manual of the LAN adapter and the addendum book...

Page 32: ...power supply 52 6 5 4 Preferential kWh rate power supply 54 6 6 Setting up the power consumption control 55 6 6 1 Permanent power limitation 55 6 6 2 Power limitation activated by digital inputs 56 6...

Page 33: ...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...

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...

Page 35: ...tional equipment EKRTR1 or EKRTRB 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 tem...

Page 36: ...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 th...

Page 37: ...the outdoor unit 4115 9 3 Connections to the indoor unit 4117 The heat pump convectors are directly connected to the indoor unit A shut off valve field supply is installed before the underfloor heati...

Page 38: ...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 Multi...

Page 39: ...d 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 ca...

Page 40: ...ated 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 va...

Page 41: ...pace 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 will only supp...

Page 42: ...erent 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 optio...

Page 43: ...ture when the additional zone has demand Typical example Room zone Heat emitters Design temperature Living room main zone Underfloor heating In heating 35 C In cooling a 20 C only refreshment no real...

Page 44: ...door 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 T...

Page 45: ...heating comfort of the underfloor heating and the excellent cooling comfort of the heat pump convectors Efficiency Depending on the demand the indoor unit supplies different leaving water temperature...

Page 46: ...gration in the system complies with applicable legislation Daikin is NOT responsible for incorrect or unsafe situations in the auxiliary boiler system Make sure the return water to the heat pump does...

Page 47: ...light Frequent changeover may cause corrosion of the auxiliary boiler Contact the manufacturer of the auxiliary boiler for more information Changeover to external heat source decided by an auxiliary c...

Page 48: ...le 15 C Selecting the volume and desired temperature for the DHW tank consists of 1 Determining the DHW consumption equivalent hot water volume at 40 C 2 Determining the volume and desired temperature...

Page 49: ...the desired DHW tank temperature The heat pump itself can produce domestic hot water of maximum 55 C 50 C if outdoor temperature is low The electrical resistance integrated in the heat pump can incre...

Page 50: ...nfiguration 4138 6 4 4 DHW pump for instant hot water Setup a b c d a Cold water IN b Hot water OUT shower field supply c DHW pump field supply d Recirculation connection By connecting a DHW pump inst...

Page 51: ...igher 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 require...

Page 52: ...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 o...

Page 53: ...le Single phase power meter Three phase power meter b 580 1 50 0 0 c c f e d A B a X5M 5 6 A Outdoor unit B Indoor unit a Electrical cabinet L1 N b Power meter L1 N c Fuse L1 N d Outdoor unit L1 N e I...

Page 54: ...etup Connect power meter 1 to X5M 5 and X5M 6 Connect power meter 2 to X5M 3 and X5M 4 See 9 3 4 To connect the electricity meters 4125 Power meter types Power meter 1 Single or three phase power mete...

Page 55: ...llows you to comply with BBR16 regulations Swedish energy regulations Limitation of power in kW Can be combined with the other kW power consumption controls If you do so the unit uses the most restric...

Page 56: ...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...

Page 57: ...itation 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 inpu...

Page 58: ...n when you must comply with BBR16 regulations Swedish energy regulations You can combine the BBR16 power limitation with the other kW power consumption controls If you do so the unit uses the most res...

Page 59: ...ured Therefore the outdoor unit must be installed on a location At the north side of the house or at the side of the house where the most heat emitters are located That is NOT exposed to direct sunlig...

Page 60: ...74 7 3 1 About mounting the outdoor unit 74 7 3 2 Precautions when mounting the outdoor unit 74 7 3 3 To provide the installation structure 74 7 3 4 To install the outdoor unit 77 7 3 5 To provide dr...

Page 61: ...operation noise of the outdoor unit If you install it mind the following spacing guidelines 100 350 mm 100 a a a Low sound cover NOTICE Do NOT stack the units on each other Do NOT hang the unit on a c...

Page 62: ...r vapour may be present in the atmosphere Plastic parts may deteriorate and fall off or cause water leakage It is NOT recommended to install the unit in the following places because it may shorten the...

Page 63: ...utdoor unit in cold climates In areas with low ambient temperatures and high humidity or in areas with heavy snowfall remove the suction grille to ensure proper operation Non exhaustive list of areas...

Page 64: ...er or shed and a pedestal 7 1 3 Installation site requirements of the indoor unit INFORMATION Also read the precautions and requirements in the 2 General safety precautions 410 The indoor unit is desi...

Page 65: ...a mineral oil mist spray or vapour may be present in the atmosphere Plastic parts may deteriorate and fall off or cause water leakage Sound sensitive areas e g near a bedroom so that the operation noi...

Page 66: ...m 7 1 5 Installation patterns Depending on the total refrigerant charge in the system and the type of room in which you install the indoor unit different installation patterns are allowed If Then Tota...

Page 67: ...es described in 7 1 3 Installation site requirements of the indoor unit 464 you also need to comply with the minimum floor area requirements as described in the following flow chart The flow chart use...

Page 68: ...otal minimum floor area Amin total m2 required for the total refrigerant charge mc Amin total Aroom A Aroom B Yes Input from installer Area of adjacent room B Aroom B m2 Unit can be installed in room...

Page 69: ...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...

Page 70: ...the units 7 2 1 About opening the units At certain times you have to open the unit Example When connecting the refrigerant piping When connecting the electrical wiring When maintaining or servicing th...

Page 71: ...that the tightening torque does NOT exceed 4 1 N m 7 2 4 To open the indoor unit Overview a b d c e a Top panel b User interface panel c Switch box cover d Front panel e High voltage switch box cover...

Page 72: ...box cover 4 T25 4 If necessary remove the front plate This is for example necessary in the following cases 7 2 5 To lower the switch box on the indoor unit 473 7 4 4 To connect the drain hose to the d...

Page 73: ...l need access to the inside of the indoor unit To have easier front access put the switch box lower on the unit as follows Prerequisite The user interface panel and front panel have been removed 1 Rem...

Page 74: ...ation 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 baffle plates See...

Page 75: ...h the low sound cover EKLN08A1 different installation instructions apply for the U beams See the installation manual of the low sound cover a b c a Low sound cover b Bottom parts of the low sound cove...

Page 76: ...3 On a pedestal with the EKFT008D option kit The EKFT008D option kit is recommended in areas with heavy snowfall 300 6 0 0 1 5 0 1 5 0 mm 300 100 a b 0 mm a Maximum snowfall height b EKFT008D option k...

Page 77: ...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 ins...

Page 78: ...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 avoi...

Page 79: ...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...

Page 80: ...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...

Page 81: ...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...

Page 82: ...o an appropriate drain according to the applicable legislation You can route the drain hose through the left or right side panel Prerequisite The user interface panel and front panel have been removed...

Page 83: ...o insulate the refrigerant piping 93 8 4 Charging refrigerant 93 8 4 1 About charging refrigerant 93 8 4 2 Precautions when charging refrigerant 94 8 4 3 To determine the additional refrigerant amount...

Page 84: ...egislation and the maximum working pressure of the unit see PS High on the unit name plate larger piping thickness might be required 8 1 2 Refrigerant piping insulation Use polyethylene foam as insula...

Page 85: ...to this R32 unit to guarantee its lifetime The drying material may dissolve and damage the system NOTICE Take the following precautions on refrigerant piping into account Avoid anything but the design...

Page 86: ...nut Tighten 3 or 4 turns by hand before tightening firmly ALWAYS use 2 wrenches together when loosening a flare nut ALWAYS use a spanner and torque wrench together to tighten the flare nut when conne...

Page 87: ...surface MUST be flawless b The pipe end MUST be evenly flared 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 connectio...

Page 88: ...ws 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 NO...

Page 89: ...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...

Page 90: ...id 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...

Page 91: ...efrigerant piping 483 NOTICE Use a 2 stage vacuum pump with a non return valve that can evacuate to a gauge pressure of 100 7 kPa 1 007 bar 5 Torr absolute Make sure the pump oil does not flow opposit...

Page 92: ...h Valve lids i Gas stop valve j Liquid stop valve 1 Vacuum the system until the pressure on the manifold indicates 0 1 MPa 1 bar 2 Leave as is for 4 5 minutes and check the pressure If the pressure T...

Page 93: ...ene foam which can withstand a temperature of 120 C for gas piping Reinforce the insulation on the refrigerant piping according to the installation environment NOTICE It is recommended that the refrig...

Page 94: ...vered from the system 2 The outdoor unit s external refrigerant piping is checked leak test vacuum drying 3 Vacuum drying on the outdoor unit s internal refrigerant piping is performed NOTICE Before c...

Page 95: ...alue is 675 Do NOT vent these gases into the atmosphere When charging refrigerant ALWAYS use protective gloves and safety glasses NOTICE To avoid compressor breakdown do NOT charge more than the speci...

Page 96: ...e of plastic pipes make sure they are fully oxygen diffusion tight according to DIN 4726 The diffusion of oxygen into the piping can lead to excessive corrosion Connecting piping Legislation Make all...

Page 97: ...ror 7H Minimum required flow rate 12 l min Field supply components Water Only use materials that are compatible with water used in the system and with the materials used in the indoor unit Field suppl...

Page 98: ...complete drainage of the water circuit Drainage DHW pressure relief valves Provide a proper drain for the pressure relief valves of both the domestic hot water tank and the domestic hot water tank ki...

Page 99: ...t 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...

Page 100: ...ance with the applicable legislation and may require additional hygienic installation measures Recirculation pump In accordance with the applicable legislation it may be required to connect a recircul...

Page 101: ...r unit b Indoor unit c Heat exchanger d Backup heater e Pump f Shut off valve g Collector field supply h Differential pressure bypass valve delivered as accessory FHL1 3 Floor heating loop field suppl...

Page 102: ...essel outside the unit a This is the height difference m between the highest point of the water circuit and the indoor unit If the indoor unit is at the highest point of the installation the installat...

Page 103: ...Example 1 The indoor unit is installed 5 m below the highest point in the water circuit The total water volume in the water circuit is 100 l No actions or adjustments are required Example 2 The indoor...

Page 104: ...r inlet and space heating water outlet To ensure the minimum flow rate and prevent overpressure install the differential pressure bypass valve on the space heating water outlet 1 Install the shut off...

Page 105: ...elief valve on a higher position than the top of the domestic hot water tank Heating of the domestic hot water tank causes water to expand and without pressure relief valve the water pressure inside t...

Page 106: ...ducing valve pressure relief valve combination Water inlet and water outlet 22 mm connection discharge piping connection 15 mm b Adaptor 22 mm 3 4 Female BSP c T piece 22 mm 22 mm 22 mm d Expansion ve...

Page 107: ...stall the tundish away from any electrical device Possible consequence Electrical shock or fire NOTICE To ensure a free water flow through the discharge pipe manually operate the pressure relief valve...

Page 108: ...on the installer has to fill out the warning label on the tank with indelible ink The warning label can be found on the unit top plate WARNING The discharge pipes from the pressure relief valves MUST...

Page 109: ...equired if you need recirculation in your system 1 Remove the top panel from the unit see 7 2 4 To open the indoor unit 471 2 Cut out the rubber grommet on top of the unit and remove the stop The reci...

Page 110: ...The piping in the complete water circuit MUST be insulated to prevent condensation during cooling operation and reduction of the heating and cooling capacity If the temperature is higher than 30 C and...

Page 111: ...the outdoor unit 115 9 3 Connections to the indoor unit 117 9 3 1 To connect the main power supply 120 9 3 2 To connect the backup heater power supply 122 9 3 3 To connect the shut off valve 124 9 3 4...

Page 112: ...Incomplete earthing may cause electrical shock Install the required fuses or circuit breakers Secure the electrical wiring with cable ties so that the cables do NOT come in contact with sharp edges or...

Page 113: ...re type Installation method Single core wire c b c a a A AA A a Curled single core wire b Screw c Flat washer Stranded conductor wire with round crimp style terminal c b b a c a B B a Terminal b Screw...

Page 114: ...f the indoor unit See 9 3 2 To connect the backup heater power supply 4122 9 1 5 About preferential kWh rate power supply Electricity companies throughout the world work hard to provide reliable elect...

Page 115: ...l 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...

Page 116: ...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...

Page 117: ...Power supply main See 9 3 1 To connect the main power supply 4120 Power supply backup heater See 9 3 2 To connect the backup heater power supply 4122 Shut off valve See 9 3 3 To connect the shut off v...

Page 118: ...Wires 0 75 mm Maximum running current 100 mA For the main zone 2 9 Control 2 A Ext thermostat type For the additional zone 3 A Ext thermostat type 3 9 read only Control Heat pump convector There are d...

Page 119: ...mm 9 B 1 2 External 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...

Page 120: ...thermostat digital or analogue multi zoning base unit Addendum book for optional equipment In this case You need to connect the wired room thermostat digital or analogue to the multi zoning base unit...

Page 121: ...rate power supply Interconnection 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 7...

Page 122: ...mountings INFORMATION In case of preferential kWh rate power supply connect X11Y to X11YB The necessity of separate normal kWh rate power supply to indoor unit b X2M 5 6 depends on the type of prefer...

Page 123: ...IEC 61000 3 12 European International Technical Standard setting the limits for harmonic currents produced by equipment connected to public low voltage systems with input current 16 A and 75 A per ph...

Page 124: ...current fuse field supply Recommended fuse 4 pole 20 A curve 400 V tripping class C K5M Safety contactor in the lower switch box Q1DI Earth leakage circuit breaker field supply SWB Switch box X6M Term...

Page 125: ...switch box cover 2 Connect the valve control cable to the appropriate terminals as shown in the illustration below NOTICE Wiring is different for a NC normally closed valve and a NO normally open valv...

Page 126: ...ng see 7 2 4 To open the indoor unit 471 1 Top panel 1 2 3 2 User interface panel 3 Upper switch box cover 2 Connect the electricity meters cable to the appropriate terminals as shown in the illustrat...

Page 127: ...iate terminals as shown in the illustration below A 1 M M2P B A B 1 2 X2M 3 Fix the cable with cable ties to the cable tie mountings 9 3 6 To connect the alarm output Wires 2 1 0 75 mm Maximum load 0...

Page 128: ...of EKRP1HBAA is required b Prewiring between X2M 7 9 and Q1L thermal protector backup heater Do NOT change 3 Fix the cable with cable ties to the cable tie mountings 9 3 7 To connect the space cooling...

Page 129: ...B 7 9 X2M A4P Y2 YC X1M a b a Installation of EKRP1HBAA is required b Prewiring between X2M 7 9 and Q1L thermal protector backup heater Do NOT change 3 Fix the cable with cable ties to the cable tie m...

Page 130: ...appropriate terminals as shown in the illustration below A X1 X2 L N B A B A4P X2M X1 a X2 a Installation of EKRP1HBAA is required 3 Fix the cable with cable ties to the cable tie mountings 9 3 9 To...

Page 131: ...mountings 9 3 10 To connect the safety thermostat 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 cont...

Page 132: ...rmostat has a maximum temperature variation rate of 2 C min There is a minimum distance of 2 m between the safety thermostat and the 3 way valve NOTICE Error If you remove the jumper open circuit but...

Page 133: ...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 se...

Page 134: ...art 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 high voltage contacts is as follows S4S 3 4 X5M X5M 13...

Page 135: ...ws a b c d e K1A K2A X10M 2 4 K1A K2A Relays X10M Terminal block a Screws for 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 Wi...

Page 136: ...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 t...

Page 137: ...9 Electrical installation Installer reference guide 137 ERGA04 08E EHVH04 08SU18 23E Daikin Altherma 3 R F 4P629090 1C 2022 08 Without low voltage cables With low voltage cables...

Page 138: ...prices 156 10 5 Weather dependent curve 158 10 5 1 What is a weather dependent curve 158 10 5 2 2 points curve 159 10 5 3 Slope offset curve 160 10 5 4 Using weather dependent curves 161 10 6 Settings...

Page 139: ...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 ch...

Page 140: ...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 se...

Page 141: ...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 connec...

Page 142: ...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 re...

Page 143: ...3 5 if applicable Cooling WD curve 3 6 if applicable Schedule 3 1 Tank Heat up mode 5 6 10 6 6 Tank 4192 Comfort setpoint 5 2 Eco setpoint 5 3 Reheat setpoint 5 4 10 3 Possible screens 10 3 1 Possible...

Page 144: ...list of the main menu Go to the main menu screen Enable disable breadcrumbs Item Description a Domestic hot water a1 Domestic hot water a2 55 Measured tank temperature a b Disinfection Powerful Disinf...

Page 145: ...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...

Page 146: ...r 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 4259 fo...

Page 147: ...the installer Perform tests and maintenance B User profile Change the active user profile C Operation Turn heating cooling functionality and domestic hot water preparation on or off D Wireless gateway...

Page 148: ...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...

Page 149: ...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...

Page 150: ...dule 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 T...

Page 151: ...ing 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 Te...

Page 152: ...yet Note In Schedule reheat mode the system also 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 qui...

Page 153: ...nt 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 S...

Page 154: ...p 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...

Page 155: ...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 sch...

Page 156: ...4 To name the current schedule browse through the character list and confirm the selected character The schedule name can contain up to 15 characters 5 Confirm the new name INFORMATION Not all schedul...

Page 157: ...alues INFORMATION If no schedule is set the Electricity price for High is taken into account To set the electricity price schedule timer 1 Go to 7 5 4 User settings Electricity price Schedule 2 Progra...

Page 158: ...per kWh 5 Calculation of the gas price Gas price Actual gas price Incentive kWh 0 9 Gas price 4 08 5 0 9 Gas price 8 58 Calculation of the electricity price Electricity price Actual electricity price...

Page 159: ...be adjusted by an installer or user Types of weather dependent curve There are 2 types of weather dependent curves 2 points curve Slope offset curve Which type of curve you use to make adjustments dep...

Page 160: ...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...

Page 161: ...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 temperature or leaving water temperature The ico...

Page 162: ...ange the type for all zones main additional and for the tank go to 2 E Main zone WD curve type Viewing which type is selected is also possible via 3 C Additional zone WD curve type 5 E Tank WD curve t...

Page 163: ...dependent curve 2 points curve The following table describes how to fine tune the weather dependent curve of a zone or tank You feel Fine tune with setpoints At regular outdoor temperatures At cold ou...

Page 164: ...point screen Control the room temperature of the main zone via setpoint screen 1 Room See 10 3 5 Setpoint screen 4147 Schedule Indicate if the room temperature is controlled according to a schedule or...

Page 165: ...ion Set C 2 Space heating cooling On Room thermostat control C 07 2 Allow for the user interface used as room thermostat to take care of room frost protection Set antifrost 1 4 1 Activation Yes Set th...

Page 166: ...nt temperature drops below 4 C The unit will supply leaving water to the heat emitters to heat up the room again and the leaving water temperature setpoint will be lowered Space heating cooling is ON...

Page 167: ...functioning main menu screen and confirm emergency operation before starting Room frost protection is active even if the user does not confirm emergency operation Setpoint range Only applicable in roo...

Page 168: ...oom comfort setpoint Restriction Only applicable if Smart Grid is enabled 9 8 4 Smart grid and Room buffering is enabled 9 8 7 Yes If room buffering is enabled the extra energy from photovoltaic panel...

Page 169: ...n 2 Main zone See 10 3 5 Setpoint screen 4147 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 I...

Page 170: ...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...

Page 171: ...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...

Page 172: ...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...

Page 173: ...in heating the zone with the lowest water temperature is configured as the main zone and the zone with the highest water temperature is configured as the additional zone NOTICE If there are 2 zones an...

Page 174: ...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 le...

Page 175: ...e 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...

Page 176: ...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...

Page 177: ...ise 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 temperat...

Page 178: ...alve 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 INFORM...

Page 179: ...en Control the leaving water temperature for the additional zone via setpoint screen 3 Additional zone See 10 3 5 Setpoint screen 4147 Schedule Indicates if the desired leaving water temperature is ac...

Page 180: ...e 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...

Page 181: ...perature 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...

Page 182: ...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...

Page 183: ...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 The...

Page 184: ...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...

Page 185: ...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...

Page 186: ...ating 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...

Page 187: ...2 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...

Page 188: ...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...

Page 189: ...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 operatio...

Page 190: ...ere 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 actuators When th...

Page 191: ...he 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...

Page 192: ...rops 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...

Page 193: ...e 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 Po...

Page 194: ...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 Reh...

Page 195: ...a schedule See the operation manual for more details Disinfection Applies only to installations with a domestic hot water tank The disinfection function disinfects the domestic hot water tank by peri...

Page 196: ...by possible domestic hot water demand NOTICE Disinfection mode Even if you turn OFF tank heating operation C 3 Operation Tank disinfection mode will remain active However if you turn it OFF while dis...

Page 197: ...rature drops below the reheat temperature minus the heat pump ON hysteresis temperature the tank heats up to the reheat temperature The minimum ON temperature is 20 C even if setpoint hysteresis is sm...

Page 198: ...ependent curve See 10 5 2 2 points curve 4159 and 10 5 3 Slope offset curve 4160 for more information about the different curve types Both curve types require 4 field settings to be configured accordi...

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 h...

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 Du...

Page 201: ...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 Ma...

Page 202: ...ult The user or you can program the schedule in 7 4 2 Schedule For more information about scheduling see 10 4 3 Schedule screen Example 4152 You can configure restrictions in 7 4 4 Restrictions See be...

Page 203: ...price Only applicable in combination with the bivalent function See also Bivalent 4221 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...

Page 204: ...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 reim...

Page 205: ...sted 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 Operati...

Page 206: ...ersion information about the system 8 8 Connection status Information about the connection status of the unit the room thermostat and WLAN 8 9 Running hours Running hours of specific system components...

Page 207: ...ng 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 DHW pump Code Des...

Page 208: ...but not changed Code Description 9 3 1 E 03 3 6V Voltage This can be set to 230V 1ph 230V 3ph Code Description 9 3 2 5 0D 0 230V 1ph 1 230V 3ph Configuration The backup heater can be configured in di...

Page 209: ...nominal voltage Nominal value depends on backup heater configuration Equilibrium Code Description 9 3 6 5 00 Equilibrium Deactivate backup heater or external backup heat source in case of a bivalent...

Page 210: ...take over the heat load or not Alternatively when Emergency is set to auto SH reduced DHW on space heating is reduced but domestic hot water is still available auto SH reduced DHW off space heating is...

Page 211: ...ion 9 6 1 5 02 Space heating priority Defines whether backup heater will assist the heat pump during domestic hot water operation Enable this function to shorten tank heating operation time and interr...

Page 212: ...eat exchanger coil is not operational with a warmer top layer Range 0 C 20 C Timers For simultaneous space and domestic hot water operation request 8 02 Anti recycle timer t 1 0 1 0 8 01 8 02 1 Heat p...

Page 213: ...unt if there is a request for space heating or cooling If there is NO request for space heating cooling the tank is heated until the setpoint has been reached When Control Room thermostat This preset...

Page 214: ...NOT set to Smart grid Allow pump 0 No Pump is forced off 1 Yes No limitation 9 8 4 D 01 Connection to a Benefit kWh power supply or a Smart grid 0 No The outdoor unit is connected to a normal power s...

Page 215: ...Grid operation modes 9 8 6 N A Restriction Only applicable if 9 8 4 Smart grid To set if electrical heaters are allowed Allow electrical heaters No Yes 9 8 7 N A Restriction Only applicable in case o...

Page 216: ...tion and thus requiring the use of power from the grid Allowed heaters during preferential kWh rate power supply Do NOT use 1 or 3 Setting D 00 to 1 or 3 when D 01 is set to 1 or 2 will reset D 00 bac...

Page 217: ...otective functions room frost protection tank disinfection and defrost are NOT overruled capacity will not be limited for these functions Also see Protective functions 4225 Forced on Similar to Recomm...

Page 218: ...Description 9 9 9 5 09 Limit 1 0 kW 20 kW 9 9 A 5 0A Limit 2 0 kW 20 kW 9 9 B 5 0B Limit 3 0 kW 20 kW 9 9 C 5 0C Limit 4 0 kW 20 kW Priority heater This setting defines the priority of the electrical...

Page 219: ...etering If energy metering is performed by the use of external power meters configure the settings as described below Select the pulse frequency output of each power meter in accordance with the power...

Page 220: ...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 temperatu...

Page 221: ...gas boiler oil burner will operate in space heating when the outdoor ambient temperature is low During bivalent operation the heat pump will run in domestic hot water operation when tank heat up is r...

Page 222: ...ermission signal for the auxiliary boiler is located on the EKRP1HBAA digital I O PCB When it is activated the contact X1 X2 is closed and open when it is deactivated See illustration below for the sc...

Page 223: ...and gas price values do NOT use overview settings Set them in the menu structure instead 7 5 1 7 5 2 7 5 3 and 7 6 For more information on how to set the energy prices see the operation manual and the...

Page 224: ...wer 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 ra...

Page 225: ...s 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...

Page 226: ...d to the connected storage device Back OK To export MMI settings 1 Open the user interface panel and insert a USB memory stick 2 1 1 2 On the user interface go to 9 N Export MMI settings 3 Select OK 4...

Page 227: ...e or disable functionalities of the unit Code Description C 2 N A Space heating cooling 0 Off 1 On C 3 N A Tank 0 Off 1 On 10 6 13 WLAN INFORMATION Restriction WLAN settings are only visible when a WL...

Page 228: ...alled by the installer on the indoor unit on the inside of the front panel See Installation manual of the WLAN module Addendum book for optional equipment b Router Field supply c Smartphone app The ON...

Page 229: ...rted by the software version of the WLAN and the software version of the ONECTA app Remove from cloud Remove the WLAN cartridge module from the cloud Code Description D 4 N A Remove from cloud No Yes...

Page 230: ...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...

Page 231: ...kWh power supply Benefit kWh power supply Smart grid operation mode Allow electrical heaters Limit setting kW Enable room buffering Allow heater Allow pump 9 Installer settings Configuration wizard D...

Page 232: ...e software is equipped with protective functions such as room antifrost The unit automatically runs these functions when necessary During installation or service this behaviour is undesired Therefore...

Page 233: ...t be the result NOTICE ALWAYS complete 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 che...

Page 234: ...he cold water inlet of the DHW tank The pressure relief valve DHW circuit purges water when opened Clean water MUST come out The pressure relief valve space heating circuit purges water when opened Cl...

Page 235: ...nd check if the circuit is sufficiently filled with water Only if water escapes the valve after opening it you can start the air purge procedure Manual or automatic There are 2 modes for purging air M...

Page 236: ...tings Scroll to Circuit and set it to Space Tank Scroll to Pump speed and set it to Low High 7 To stop the air purge manually 1 Open the menu and go to Stop air purge 2 Select OK to confirm To perform...

Page 237: ...the range of operation the unit may NOT operate or may NOT deliver the required capacity To monitor leaving water and tank temperatures During test run the correct operation of the unit can be checke...

Page 238: ...r heating screed dryout About underfloor heating screed dryout Purpose The underfloor heating UFH screed dryout function is used for drying out the screed of an underfloor heating system during the co...

Page 239: ...on level 4139 2 Go to A 4 2 Commissioning UFH screed dryout Program 3 Program the schedule To add a new step select the next empty line and change its value To delete a step and all steps below it dec...

Page 240: ...out schedule has been programmed See To program an underfloor heating screed dryout schedule 4239 Conditions Make sure all operation is disabled Go to C Operation and turn off Space heating cooling an...

Page 241: ...To manually stop underfloor heating screed dryout 1 Go to A 4 3 Commissioning UFH screed dryout 2 Select Stop UFH screed dryout 3 Select OK to confirm Result The underfloor heating screed dryout is st...

Page 242: ...g 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 comp...

Page 243: ...eenhouse 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 t...

Page 244: ...ssure or too high pressure leading to worse performance 13 2 3 Yearly maintenance indoor unit overview Water pressure Magnetic filter dirt separator Water pressure relief valve Relief valve hose Press...

Page 245: ...ALWAYS take off the magnetic sleeve ALWAYS first unscrew the drain cap and connect a drain hose to the bottom of the water filter then open the drain valve INFORMATION For yearly maintenance you do n...

Page 246: ...ck if contactors K1M K2M K3M and K5M depending on your installation operate correctly All contacts of these contactors must be in open position when the power is turned OFF WARNING If the internal wir...

Page 247: ...ose the downstream isolating valve field supply Install an Allen key on the calibration screw in the centre of the plastic cover Rotate it clockwise to increase the outlet pressure and anticlockwise t...

Page 248: ...ssure relief valve from the tank 6 Use a drain hose and a pump to drain the tank via the access point 2 1 7 Tightening torques for installation Item Tightening torque Tube connection 30 N m Temperatur...

Page 249: ...you might have to remove it so that you can thoroughly clean it Then you need to do as follows 13 5 1 To remove the water filter 4249 13 5 2 To clean the water filter in case of trouble 4250 13 5 3 To...

Page 250: ...ALWAYS clean up spilled water 13 5 2 To clean the water filter in case of trouble 1 Remove the water filter from the unit See 13 5 1 To remove the water filter 4249 NOTICE To protect the piping connec...

Page 251: ...er NOTICE Check the condition of the O rings and replace if needed Apply water or silicon grease to the O rings before installation 1 Install the water filter in the correct location a c b a a Clip b...

Page 252: ...valve opens 256 14 3 7 Symptom The water pressure relief valve leaks 256 14 3 8 Symptom The space is NOT sufficiently heated at low outdoor temperatures 257 14 3 9 Symptom The pressure at the tapping...

Page 253: ...olving problems based on symptoms 14 3 1 Symptom The unit is NOT heating or cooling as expected Possible causes Corrective action The temperature setting is NOT correct Check the temperature setting o...

Page 254: ...can start If the backup heater doesn t start either check and make sure that The power supply to the backup heater is correctly wired The backup heater thermal protector is NOT activated The backup h...

Page 255: ...lectors mind the following WARNING Air purging heat emitters or collectors Before you purge air from heat emitters or collectors check if or is displayed on the home screen of the user interface If no...

Page 256: ...ion vessel 4102 The water circuit head is too high The water circuit head is the difference in height between the indoor unit and the highest point of the water circuit If the indoor unit is located a...

Page 257: ...m The air purge operation The backup heater equilibrium temperature has not been configured correctly Increase the equilibrium temperature to activate the backup heater operation at a higher outdoor t...

Page 258: ...apping happened recently before the programmed start up of the disinfection function If in 5 6 Tank Heat up mode the mode Reheat only or Schedule reheat is selected it is recommended to program the st...

Page 259: ...esult A long description of the error is displayed on the screen 14 4 2 Error codes Overview Error codes of the unit Error code Description 7H 01 Water flow problem 7H 04 Water flow problem during dom...

Page 260: ...sensor malfunction C4 00 Heat exchanger temperature sensor problem C5 00 Heat exchanger thermistor abnormality CJ 02 Room temperature sensor problem E1 00 OU PCB defect E2 00 Leakage current detectio...

Page 261: ...ion of heat exchanger thermistor JA 00 OU Malfunction of high pressure sensor L1 00 Malfunction of INV PCB L3 00 OU Electrical box temperature rise problem L4 00 OU Malfunction of inverter radiating f...

Page 262: ...er tapping following actions are recommended When the Reheat only or Schedule reheat mode is selected it is recommended to program the start up of the disinfection function at least 4 hours later than...

Page 263: ...pump 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...

Page 264: ...ia the user interface integrated in the indoor unit 1 Set the user permission level to Installer See To change the user permission level 4139 2 Go to A 5 Commissioning Pump down 3 Select Pump down 4 S...

Page 265: ...available on the Daikin Business Portal authentication required In this chapter 16 1 Piping diagram Outdoor unit 266 16 2 Piping diagram Indoor unit 267 16 3 Wiring diagram Outdoor unit 268 16 4 Wirin...

Page 266: ...M1C Y1S 4 0 CuT M1F b a c d e f g h i j k k g g a Field piping liquid 6 4 mm flare connection M1C Compressor b Field piping gas 15 9 mm flare connection M1F Fan c Stop valve liquid R1T Thermistor out...

Page 267: ...er OUT a2 Space heating water OUT R2T Thermistor backup heater water OUT b1 Domestic hot water cold water IN R3T Thermistor liquid refrigerant b2 Domestic hot water hot water OUT R4T Thermistor heat e...

Page 268: ...tes 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 devi...

Page 269: ...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 Conn...

Page 270: ...witch box Wiring depending on model PCB Note 1 Connection point of the power supply for the BUH should be foreseen outside the unit Note 1 Connection point of the power supply for the backup heater sh...

Page 271: ...slation 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 use...

Page 272: ...Terminal strip Optional Field supply Translation of text on wiring diagram English Translation 1 Main power connection 1 Main power connection For HP tariff For preferential kWh rate power supply Ind...

Page 273: ...HW pump Domestic hot water pump Electrical meters Electrical meters For HV smartgrid For high voltage Smart Grid For LV smartgrid For low voltage Smart Grid For safety thermostat For safety thermostat...

Page 274: ...tection voltage supplied by PCB Space C H On OFF output Space cooling heating ON OFF output SWB Switch box 8 External On OFF thermostats and heat pump convector 8 External ON OFF thermostats and heat...

Page 275: ...preferential kWh rate power supply installation Unit power supply 230 V earth Only for normal power supply installation OUTDOOR UNIT STANDARD PART POWER SUPPLY WLAN module communication 5 core A20P J...

Page 276: ...lowed in a room indoor unit Aroom m2 Maximum refrigerant charge in a room mmax kg H 600 mm 1 0 138 2 0 276 3 0 414 4 0 553 5 0 691 6 0 829 7 0 907 8 0 970 9 1 028 10 1 084 11 1 137 12 1 187 13 1 236 1...

Page 277: ...r floorstanding models the value of Installation height H is considered 600 mm to comply to IEC 60335 2 40 2013 A1 2016 Clause GG2 For intermediate mc values i e when mc is between two values from the...

Page 278: ...standing models the value of Installation height H is considered 600 mm to comply to IEC 60335 2 40 2013 A1 2016 Clause GG2 For intermediate dm values i e when dm is between two dm values from the tab...

Page 279: ...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 minimum and max...

Page 280: ...imum primary working pressure heating 2 5 bar Maximum flow temperature 65 oC Expansion vessel pre charge pressure 3 5 bar Expansion valve setting 8 bar Temperature and pressure relief valve replacemen...

Page 281: ...ry working pressure heating 2 5 bar Maximum flow temperature 65 oC Expansion vessel pre charge pressure 3 5 bar Expansion valve setting 8 bar Temperature and pressure relief valve replacement part No...

Page 282: ...t 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 instruc...

Page 283: ...8E 3V EHVX04S18E 6V EHVX04S23E 3V EHVX04S23E 6V EHVX08S18E 6V EHVX08S18E 9W EHVX08S23E 6V EHVX08S23E 9W EHVH04S18E 6V EHVH04S23E 6V EHVH08S18E 6V EHVH08S18E 9W EHVH08S23E 6V EHVH08S23E 9W EHVH04SU18E...

Page 284: ...f valve 2 D 1 F 0B 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...

Page 285: ...C 4 increase 4 C 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 5...

Page 286: ...W 0 Fixed 1 WD heating 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...

Page 287: ...SH DHW ON 2 Auto 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...

Page 288: ...hours 4 72 hours Bivalent 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 se...

Page 289: ...be maintained Room antifrost temperature Room frost protection Adjust the offset on the measured room temperature What is the required offset on the measured outdoor temp Is auto restart of the unit a...

Page 290: ...E R W 4 40 75 C step 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 Domestic hot water booster heater hysteresi...

Page 291: ...contacts 9 I C 07 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 Heating comfort setpoint Cooling comf...

Page 292: ...Disabled 1 Enabled 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...

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Page 296: ...4P629090 1C 2022 08 Copyright 2020 Daikin Verantwortung f r Energie und Umwelt...

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