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


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Technical data

Installer reference guide

265

EPRA08~W1 + ETBH/9W
Daikin Altherma 3 H MT W
4P634885-1 – 2021.03

16 Technical data

A 

subset

  of  the  latest  technical  data  is  available  on  the  regional  Daikin  website

(publicly accessible). The 

full set

 of latest technical data is available on the Daikin

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In this chapter

16.1

Service space: Outdoor unit ................................................................................................................................................... 266

16.2

Piping diagram: Outdoor unit................................................................................................................................................. 267

16.3

Piping diagram: Indoor unit.................................................................................................................................................... 268

16.4

Wiring diagram: Outdoor unit ................................................................................................................................................ 269

16.5

Wiring diagram: Indoor unit ................................................................................................................................................... 274

16.6

ESP curve: Indoor unit ............................................................................................................................................................ 280

Summary of Contents for Altherma 3 H MT W

Page 1: ...Installer reference guide Daikin Altherma 3 H MT W EPRA08EAV3 EPRA10EDAV3 EPRA12EAV3 EPRA08EAW1 EPRA10EAW1 EPRA12EAW1 ETBH12EF6V ETBH12EF9W ETBX12EF6V ETBX12EF9W https daikintechnicaldatahub eu...

Page 2: ...omestic hot water tank 27 5 3 3 Possible options for the outdoor unit 28 5 3 4 Possible options for the indoor unit 28 6 Application guidelines 32 6 1 Overview Application guidelines 32 6 2 Setting up...

Page 3: ...water piping 89 8 2 4 To fill the water circuit 91 8 2 5 To protect the water circuit against freezing 91 8 2 6 To fill the domestic hot water tank 95 8 2 7 To insulate the water piping 95 9 Electrica...

Page 4: ...ew Maintenance and service 239 13 2 Maintenance safety precautions 239 13 3 Yearly maintenance 240 13 3 1 Yearly maintenance outdoor unit overview 240 13 3 2 Yearly maintenance outdoor unit instructio...

Page 5: ...ctronic expansion valves 260 15 1 2 Recovery mode In case of 3N models 7 segments display 261 15 1 3 Recovery mode In case of 1N models 7 LEDs display 262 16 Technical data 265 16 1 Service space Outd...

Page 6: ...mation for basic and advanced usage Format Digital files on http www daikineurope com support and manuals product information Installation manual Outdoor unit Installation instructions Format Paper in...

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

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

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

Page 10: ...rant 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 eq...

Page 11: ...f the unit Make sure the area is well ventilated Do NOT block any ventilation openings Make sure the unit is level Do NOT install the unit in the following places In potentially explosive atmospheres...

Page 12: ...NOT release them directly into the environment Use a vacuum pump to evacuate the installation NOTICE After all the piping has been connected make sure there is no gas leak Use nitrogen to perform a ga...

Page 13: ...tion 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...

Page 14: ...the earth leakage protector CAUTION When connecting the power supply connect the earth cable first before making the current carrying connections When disconnecting the power supply disconnect the cur...

Page 15: ...box is connected securely Make sure all covers are closed before starting up the unit NOTICE ONLY applicable if the power supply is three phase and the compressor has an ON OFF starting method If the...

Page 16: ...rements for R32 see 7 1 1 Installation site requirements of the outdoor unit 465 WARNING Do NOT pierce or burn refrigerant cycle parts Do NOT use means to accelerate the defrosting process or to clean...

Page 17: ...orrosion of the system is possible Uninhibited glycol will turn acidic under the influence of oxygen This process is accelerated by the presence of copper and high temperatures The acidic uninhibited...

Page 18: ...bsorber or telephone earth 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...

Page 19: ...allowable hot water temperature shall be selected according to the applicable legislation CAUTION The disinfection function settings MUST be configured by the installer according to the applicable leg...

Page 20: ...Turn off the respective circuit breaker When a safety device was activated stop the unit and find out why the safety device was activated before resetting it NEVER shunt safety devices or change their...

Page 21: ...t 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 A...

Page 22: ...Daikin Altherma 3 H MT W 4P634885 1 2021 03 Forklift or pallet truck Enter the pallet from the heavy side Manually After unpacking carry the unit using the slings attached to the unit See also 4 2 2...

Page 23: ...4 About the box Installer reference guide 23 EPRA08 12EAV3 W1 ETBH X12EF6V 9W Daikin Altherma 3 H MT W 4P634885 1 2021 03 4 2 2 To unpack the outdoor unit 1 2 3 4...

Page 24: ...atures e Compressor cover piece f Installation manual Outdoor unit g Disposal manual Recovering refrigerant h Energy label i Discharge grille upper lower part j Installation manual Discharge grille NO...

Page 25: ...unit 1 2 DA DF 4 3 2 To remove the accessories from the indoor unit Some accessories are located inside the unit For more information on opening the unit see 7 2 5 To open the indoor unit 471 1 1 1 1...

Page 26: ...f indoor unit and domestic hot water tank 27 5 3 3 Possible options for the outdoor unit 28 5 3 4 Possible options for the indoor unit 28 5 1 Overview About the units and options This chapter contains...

Page 27: ...ilable in your country 5 3 1 Possible combinations of indoor unit and outdoor unit Indoor unit Outdoor unit EPRA08 EPRA10 EPRA12 ETBH X12 O O O 5 3 2 Possible combinations of indoor unit and domestic...

Page 28: ...1 EKMST2 In colder regions where heavy snowfall can occur it is recommended to install the outdoor unit on a mounting frame Use one of the following models EKMST1 with flange feet to install the outdo...

Page 29: ...al of the demand PCB and addendum book for optional equipment Remote indoor sensor KRCS01 1 By default the internal sensor of the dedicated Human Comfort Interface BRC1HHDA used as room thermostat wil...

Page 30: ...the MMI is delivered as indoor unit accessory Alternatively e g in case of weak signal strength you can install the optional wireless LAN module BRP069A71 For installation instructions see the instal...

Page 31: ...e booster heater option EKBH3SC or EKBH3SD must be installed For installation instructions see the installation manual of the domestic hot water tank and the addendum book for optional equipment Human...

Page 32: ...wer supply 57 6 5 4 Preferential kWh rate power supply 58 6 6 Setting up the power consumption control 59 6 6 1 Permanent power limitation 60 6 6 2 Power limitation activated by digital inputs 61 6 6...

Page 33: ...t closed contact thermo ON open contact thermo OFF 6 2 Setting up the space heating cooling system The heat pump system supplies leaving water to heat emitters in one or more rooms Because the system...

Page 34: ...water Outdoor unit The room temperature is controlled by the dedicated Human Comfort Interface BRC1HHDA used as room thermostat Configuration Setting Value Unit temperature control 2 9 Code C 07 2 Roo...

Page 35: ...ctrical wiring to the unit see 9 2 Connections to the outdoor unit 4100 9 3 Connections to the indoor unit 4108 The underfloor heating or radiators are connected as follows Warm water Indoor unit Cold...

Page 36: ...nit 4100 9 3 Connections to the indoor unit 4108 The heat pump convectors are connected as follows Warm water Indoor unit Cold water Outdoor unit The desired room temperature is set via the controller...

Page 37: ...use of the interlink function Stylish Combination Underfloor heating Heat pump convectors Space heating is provided by The underfloor heating The heat pump convectors Space cooling is provided by the...

Page 38: ...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 OFF condition No separation between heating or cooling demand Benefits Cool...

Page 39: ...08 The underfloor heating of the main room is connected as follows Warm water Indoor unit Cold water Outdoor unit The room temperature of the main room is controlled by the dedicated Human Comfort Int...

Page 40: ...reliable operation provide a minimum water flow as described in table To check the water volume and flow rate in 8 1 Preparing water piping 483 The user interface integrated in the indoor unit decides...

Page 41: ...e The 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 un...

Page 42: ...room with underfloor heating 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 va...

Page 43: ...with 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 co...

Page 44: ...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 h A 3 System with hydraulic separator for both zones For this system a direct pump is required for the additio...

Page 45: ...all shut off valves are closed To guarantee reliable operation provide a minimum water flow as described in table To check the water volume and flow rate in 8 1 Preparing water piping 483 For the main...

Page 46: ...r temperature when there is an actual demand The user interface integrated in the indoor unit decides the space operation mode Mind that the operation mode on each controller of the heat pump convecto...

Page 47: ...f 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 matching the desi...

Page 48: ...upply c Shut off valve field supply d Auxiliary boiler field supply e Aquastat valve field supply NOTICE Make sure the auxiliary boiler and its integration in the system complies with applicable legis...

Page 49: ...ostat An electricity tariff contact A manually operated contact Setup Connect the following field wiring L N H Com A K2A K1A X2M BTI K2A K1A Indoor Auto Boiler 35 30 X Y Indoor BTI Boiler thermostat i...

Page 50: ...erature 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 DH...

Page 51: ...tion 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...

Page 52: ...ower 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 heati...

Page 53: ...ecting a DHW pump instant hot water can be available at the 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 connec...

Page 54: ...nstallation is the responsibility of the installer For the electrical wiring see 9 3 5 To connect the domestic hot water pump 4118 If the applicable legislation requires a higher temperature than the...

Page 55: ...taller For the electrical wiring see 9 3 5 To connect the domestic hot water pump 4118 For the standalone DHW tank If there is no electrical backup heater in the space heating circuit you must install...

Page 56: ...a booster heater is present in the system measure its capacity resistance measurement and set the capacity via the user interface Example If you measure a booster heater resistance of 17 1 the capaci...

Page 57: ...system is covered by the electrical power meters 6 5 3 Normal kWh rate power supply General rule One power meter that covers the entire system is sufficient Setup Connect the power meter to X5M 5 and...

Page 58: ...N Exception You can use a second power meter if The power range of one meter is insufficient The electrical meter cannot easily be installed in the electrical cabinet 230 V and 400 V three phase grids...

Page 59: ...i h g j A B C b a d c 580 1 50 0 0 580 1 50 0 0 A Outdoor unit B Indoor unit C DHW tank a Electrical cabinet L1 N Preferential kWh rate power supply b Electrical cabinet L1 L2 L3 N Normal kWh rate pow...

Page 60: ...recommended rating over the heat pump For this you must modify field setting 2 0E according to the maximum allowed current over the heat pump Note that field setting 2 0E overrules all power consumpt...

Page 61: ...el 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 activation of a certain power limitation level Ex...

Page 62: ...priority is fixed DI4 priority DI1 6 6 3 Power limitation process The outdoor unit has better efficiency than the electrical heaters Therefore the electrical heaters are limited and turned OFF first...

Page 63: ...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 power limitation which is al...

Page 64: ...sensor 9 B Outdoor ambient temperature In the outdoor unit the outdoor ambient temperature is measured Therefore the outdoor unit must be installed on a location At the north side of the house or at t...

Page 65: ...rge grille and put the grille in safety position 79 7 4 Mounting the indoor unit 81 7 4 1 About mounting the indoor unit 81 7 4 2 Precautions when mounting the indoor unit 81 7 4 3 To install the indo...

Page 66: ...eration noise will cause no trouble Note If the sound is measured under actual installation conditions the measured value might be higher than the sound pressure level mentioned in Sound spectrum in t...

Page 67: ...and precautions WARNING Do NOT pierce or burn refrigerant cycle parts Do NOT use means to accelerate the defrosting process or to clean the equipment other than those recommended by the manufacturer...

Page 68: ...If necessary install a snow cover or shed and a pedestal 7 1 3 Installation site requirements of the indoor unit INFORMATION Also read the precautions and requirements in the 2 General safety precauti...

Page 69: ...ines H 1150 200 200 500 mm 450 H Height measured from the bottom of the casing to the floor Do NOT install the unit in places such as In places where a mineral oil mist spray or vapour may be present...

Page 70: ...on stay attached abnormal vibration or noise may be generated The transportation stay protects the unit during transport During installation it must be removed a a Transportation stay 1 Open the switc...

Page 71: ...2021 03 7 2 4 To close the outdoor unit NOTICE When closing the outdoor unit cover make sure that the tightening torque does NOT exceed 4 1 N m 1 1 2 3 2 4 4 3 3 3 1 7 2 5 To open the indoor unit Ove...

Page 72: ...4P634885 1 2021 03 2 2 1 3 2 If you have to connect electrical wiring remove the switch box cover 4 3 If you have to do work behind the switch box open the switch box 2 1 2 4 If you have to do work be...

Page 73: ...the user interface panel to prevent damage 3 3 1 2 X14Y X1A 7 2 6 To close the indoor unit 1 Reinstall the user interface panel 2 Reinstall the switch box cover and close the switch box 3 Reinstall t...

Page 74: ...utdoor 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 3 3 To provide the installation...

Page 75: ...ge grille still can be put in its safety position See 7 3 7 To remove the discharge grille and put the grille in safety position 479 8 0 0 479 a 150 mm 4 M12 a Make sure not to cover the drain hole in...

Page 76: ...unit Avoid drain water flowing over the footpath so that it does NOT become slippery in case of ambient freezing temperatures If you install the unit on a frame install a waterproof plate within 150...

Page 77: ...ow Use the drain plug with O ring and a hose for drainage 1 2 a b c c 3 d a Drain hole b O ring delivered as accessory c Drain plug delivered as accessory d Hose field supply NOTICE O ring Make sure t...

Page 78: ...r screws 3 2 5 N m Install the upper part of the discharge grille NOTICE Vibrations Make sure the upper part of the discharge grille is attached seamlessly to the lower part to prevent vibrations 4 Al...

Page 79: ...t the grille in safety position WARNING Rotating fan Before powering ON or servicing the outdoor unit make sure that the discharge grille covers the fan as protection against a rotating fan See 7 3 6...

Page 80: ...RA08 12EAV3 W1 ETBH X12EF6V 9W Daikin Altherma 3 H MT W 4P634885 1 2021 03 4 3 Rotate the lower part of the discharge grille 4 Align the ball stud and hook on the grille with their counterparts on the...

Page 81: ...e 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 t...

Page 82: ...See 7 2 5 To open the indoor unit 471 Fix the unit to the wall with an 8 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 pa...

Page 83: ...o DIN 4726 The diffusion of oxygen into the piping can lead to excessive corrosion Connecting piping Legislation Make all piping connections in accordance with the applicable legislation and the instr...

Page 84: ...ndoor unit will stop operation and display error 7H Minimum required flow rate 20 l min Field supply components Water Only use materials that are compatible with water used in the system and with the...

Page 85: ...estic 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...

Page 86: ...minimum 20 litres the internal water volume of the outdoor unit NOT included INFORMATION In critical processes or in rooms with a high heat load extra water might be required NOTICE When circulation i...

Page 87: ...crease the pre pressure 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 maxi...

Page 88: ...d procedure as described in 11 4 Checklist during commissioning 4230 8 1 4 Changing the pre pressure of the expansion vessel NOTICE ONLY a licensed installer may adjust the pre pressure of the expansi...

Page 89: ...ng the water piping Make sure the outdoor and indoor unit are mounted Typical workflow Connecting the water piping typically consists of the following stages 1 Connecting the water piping to the outdo...

Page 90: ...t the shut off valve with integrated filter delivered as accessory The installation of the valve at the water inlet is mandatory Mind the flow direction of the valve NOTICE Install air purge valves at...

Page 91: ...n the domestic cold water inlet connection in accordance with the applicable legislation 8 2 4 To fill the water circuit To fill the water circuit use a field supply filling kit Make sure you comply w...

Page 92: ...refore it is important that the water treatment is correctly executed by a qualified water specialist a glycol with corrosion inhibitors is selected to counteract acids formed by the oxidation of glyc...

Page 93: ...gainst freezing the glycol will prevent the liquid inside the piping from freezing NOTICE The required concentration might differ depending on the type of glycol ALWAYS compare the requirements from t...

Page 94: ...tically to allow water to flow out properly and free from obstructions at all lowest points of the field piping in the coldest part and away from heat sources Note Leave at least 15 cm clearance from...

Page 95: ...o use the insulation thickness as shown in below table as a minimum with 0 039 W mK Piping length m Minimum insulation thickness mm 20 19 20 30 32 30 40 40 40 50 50 For other cases the minimum insulat...

Page 96: ...3 3 To connect the shut off valve 116 9 3 4 To connect the electricity meters 117 9 3 5 To connect the domestic hot water pump 118 9 3 6 To connect the alarm output 119 9 3 7 To connect the space cool...

Page 97: ...capacitor because this unit is equipped with an inverter A phase advancing capacitor will reduce performance and may cause accidents WARNING Rotating fan Before powering ON or servicing the outdoor un...

Page 98: ...e 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 c Fla...

Page 99: ...trical data of combination with indoor units for exact values 9 1 5 About preferential kWh rate power supply Electricity companies throughout the world work hard to provide reliable electric service a...

Page 100: ...erential 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...

Page 101: ...p length may cause electrical shock or leakage 3 Insert the cables at the back of the unit and route them through the factory mounted cable sleeves into the switch box d c2 b2 c1 b1 a1 a2 a1 a2 Power...

Page 102: ...BRN BLU YLW GRN b a L N a Power supply cable field supply b Field wiring F1B Overcurrent fuse field supply Recommended fuse 2 pole 32 A fuse C curve Q1DI Earth leakage circuit breaker 30 mA field sup...

Page 103: ...onal Drain tube heater cable Make sure the heating element of the drain tube heater is completely inside the drain tube Route the cable through the frame Connect the wires to the terminal block and th...

Page 104: ...X804A to X806A X806A X804A X805A INFORMATION Power saving function The power saving function is only applicable for V3 models For more information about the power saving function 9 F or overview fiel...

Page 105: ...YLW GRN a Power supply cable field supply b Field wiring F1B Overcurrent fuse field supply Recommended fuse 4 pole 16 A or 20 A fuse C curve Q1DI Earth leakage circuit breaker 30 mA field supply 2 In...

Page 106: ...onal Drain tube heater cable Make sure the heating element of the drain tube heater is completely inside the drain tube Route the cable through the frame Connect the wires to the terminal block and th...

Page 107: ...BH X12EF6V 9W Daikin Altherma 3 H MT W 4P634885 1 2021 03 1 2 9 2 2 To reposition the air thermistor on the outdoor unit This procedure is only necessary in areas with low ambient temperatures Require...

Page 108: ...ct the alarm output 4119 Space cooling heating operation control See 9 3 7 To connect the space cooling heating ON OFF output 4120 Changeover to external heat source control See 9 3 8 To connect the c...

Page 109: ...stallation manual of the heat pump convector options Addendum book for optional equipment Wires 0 75 mm Maximum running current 100 mA For the main zone 2 9 Control 2 A Thermostat type For the additio...

Page 110: ...hot water in case of DHW tank Domestic hot water tank thermistor See Installation manual of the domestic hot water tank Addendum book for optional equipment Wires 2 The thermistor and connection wire...

Page 111: ...ook for optional equipment Wired room thermostat without multi zoning base unit Installation manual of the wired room thermostat Addendum book for optional equipment Wired room thermostat with multi z...

Page 112: ...rconnection cable main power supply In case of preferential kWh rate power supply Interconnection cable main power supply Wires 3 GND 1 5 mm Normal kWh rate power supply Wires 1N Maximum running curre...

Page 113: ...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 preferential kWh rate power sup...

Page 114: ...heater capacity as listed in the table below Backup heater type Backup heater capacity Power supply Maximum running current Zmax 6V 2 kW 1N 230 V a 9 A 4 kW 1N 230 V a 17 A b c 0 22 6 kW 1N 230 V a 26...

Page 115: ...unted cable connected to the contactor of the backup heater inside the switch box K5M b Field wiring see table below Model power supply Connections to backup heater power supply 6V 6V3 1N 230 V 1N 50...

Page 116: ...the backup heater power supply cable 9 3 3 To connect the shut off valve INFORMATION Shut off valve usage example In case of one LWT zone and a combination of underfloor heating and heat pump convecto...

Page 117: ...res 2 per meter 0 75 mm Electricity meters 12 V DC pulse detection voltage supplied by PCB 9 A Energy metering INFORMATION In case of an electricity meter with transistor output check the polarity The...

Page 118: ...the cable tie mountings 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...

Page 119: ...o connect the alarm 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 5 To open the indoor unit 471 1 Front panel 1 2 3 2 Switch box cover 3 Switch box...

Page 120: ...h cable ties to the cable tie mountings 9 3 7 To connect the space cooling heating ON OFF output INFORMATION Cooling is only applicable in case of reversible models Wires 2 1 0 75 mm Maximum load 0 3...

Page 121: ...A4P A4P Installation of EKRP1HBAA is required B C A A 7 Y2 B X2M C X2M A4P X1M a 7 9 Y2 YC A4P a Installation of EKRP1HBAA is required 3 Fix the cable with cable ties to the cable tie mountings 9 3 8...

Page 122: ...ation of EKRP1HBAA is required 3 Fix the cable with cable ties 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 digita...

Page 123: ...stat 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 o...

Page 124: ...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 motorized 3 way valve delivered with the domestic hot water tank NO...

Page 125: ...A 2 Electricity meter 2 None Not applicable Not used 9 A 2 Electricity meter 2 None Applicable In case of low voltage Smart Grid contacts Wires Smart Grid pulse meter 0 5 mm Wires low voltage Smart G...

Page 126: ...tage Smart Grid contacts 1 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 o...

Page 127: ...wires f Smart Grid pulse meter 1 Install the components of the Smart Grid relay kit as follows 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...

Page 128: ...high voltage wiring as follows B C A A L N L N X10M 1 X10M 2 X10M 3 X10M 4 2 1 1 High 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 tie...

Page 129: ...nstallation Installer reference guide 129 EPRA08 12EAV3 W1 ETBH X12EF6V 9W Daikin Altherma 3 H MT W 4P634885 1 2021 03 1 Insert the WLAN cartridge into the cartridge slot on the user interface of the...

Page 130: ...ves 148 10 5 Settings menu 150 10 5 1 Malfunctioning 150 10 5 2 Room 151 10 5 3 Main zone 155 10 5 4 Additional zone 165 10 5 5 Space heating cooling 170 10 5 6 Tank 179 10 5 7 User settings 187 10 5...

Page 131: ...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...

Page 132: ...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 permissi...

Page 133: ...ed when updating the hydro software and EEPROM Prerequisite The EKPCCAB4 kit is required 1 Connect the USB connector of the cable to your PC 2 Connect the plug of the cable to X10A on A1P of the switc...

Page 134: ...9 5 Number of zones 4 4 10 5 5 Space heating cooling 4170 Glycol Filled system overview field setting E 0D 10 5 9 Installer settings 4192 Booster heater capacity 9 4 1 if applicable Backup heater Vol...

Page 135: ...only 3 9 Setpoint mode 3 4 Heating WD curve 3 5 if applicable Cooling WD curve 3 6 if applicable Schedule 3 1 WD curve type 3 C read only Tank Heat up mode 5 6 10 5 6 Tank 4179 Comfort setpoint 5 2 E...

Page 136: ...35 j e2 l k1 k2 k3 45 d e1 g3 g2 h1 g1 f i2 i3 i4 h2 i1 a2 a1 e3 b c Possible actions on this screen Go through the list of the main menu Go to the main menu screen Enable disable breadcrumbs Item De...

Page 137: ...Main zone i1 Installed room thermostat type Unit operation is decided based on the ambient temperature of the dedicated Human Comfort Interface BRC1HHDA used as room thermostat Unit operation is decid...

Page 138: ...ction A malfunction occurred See 14 4 1 To display the help text in case of a malfunction 4253 for more information a If the corresponding operation for example space heating is not active the circle...

Page 139: ...g cooling Shows the applicable symbol of your unit Put the unit in heating mode or cooling mode You cannot change the mode on heating only models 5 Tank Set the domestic hot water tank temperature 7 U...

Page 140: ...zone 3 Additional zone screen 45 C 3 Additional zone 5 Tank temperature screen 50 C 5 Tank Explanation a1 d d e d e c a2 b1 b2 Possible actions on this screen Go through the list of the submenu Go to...

Page 141: ...ON The procedures to program other schedules are similar To program the schedule overview Example You want to program the following schedule Mon Sat Wed Fri Thu Tue Sun User defined 1 Prerequisite The...

Page 142: ...Mon Sat Wed Fri Thu Tue Sun User defined 1 2 Select Delete Delete Rename Select 3 Select OK to confirm To clear the content of a day schedule 1 Select the day of which you want to clear the content Fo...

Page 143: ...To clear an action set its time as the time of the previous action 4 Confirm the changes Result The schedule for Monday is defined The value of the last action is valid until the next programmed actio...

Page 144: ...t 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 2 Select Edit 3 Use the left dial to sele...

Page 145: ...dependent if the desired leaving water or tank temperature is determined automatically by the outdoor temperature It therefore is connected to a temperature sensor on the North wall of the building I...

Page 146: ...See 10 4 4 Using weather dependent curves 4148 Availability The weather dependent curve is available for Main zone Heating Main zone Cooling Additional zone Heating Additional zone Cooling Tank only...

Page 147: ...ope 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 F...

Page 148: ...al 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...

Page 149: ...change 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 curv...

Page 150: ...er 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...

Page 151: ...screen Control the room temperature of the main zone via setpoint screen 1 Room See 10 3 5 Setpoint screen 4140 Schedule Indicate if the room temperature is controlled according to a schedule or not...

Page 152: ...Space heating cooling On Room thermostat control C 07 2 Allow for the dedicated Human Comfort Interface BRC1HHDA used as room thermostat to take care of room frost protection Set antifrost 1 4 1 Activ...

Page 153: ...DHW off However if 1 4 1 Antifrost is activated limited frost protection by the unit is possible In case of 1 leaving water temperature zone If Then Space heating cooling Off and Outdoor ambient tempe...

Page 154: ...functionality is on 1 4 2 2 05 Room setpoint 4 C 16 C INFORMATION When the dedicated Human Comfort Interface BRC1HHDA used as room thermostat is disconnected because of incorrect wiring or damage of...

Page 155: ...oom thermostat Offset on the actual room temperature measured by the Human Comfort Interface 5 C 5 C step 0 5 C 1 7 2 09 Room sensor offset external room sensor option Only applicable if the external...

Page 156: ...en 2 Main zone See 10 3 5 Setpoint screen 4140 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...

Page 157: ...e for heating does NOT depend on the outdoor ambient temperature for cooling In Weather dependent mode the desired leaving water temperature depends on the outdoor ambient temperature Code Description...

Page 158: ...re 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 Thi...

Page 159: ...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...

Page 160: ...at 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...

Page 161: ...nd 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...

Page 162: ...ermostat is used the external room thermostat will control the room frost protection However the room frost protection is only possible if C 2 Space heating cooling On Code Description 2 A C 05 Extern...

Page 163: ...leaving water temperature setpoint and inlet temperature at startup INFORMATION If the main zone or the additional zone has a heating demand and this zone is equipped with radiators then the target de...

Page 164: ...ly be read out on the user interface 2 C 2 8 06 Max modulation 0 C 10 C This is the temperature value by which the desired leaving water temperature is increased or decreased INFORMATION When leaving...

Page 165: ...ing 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...

Page 166: ...re for the additional zone via setpoint screen 3 Additional zone See 10 3 5 Setpoint screen 4140 Schedule Indicates if the desired leaving water temperature is according to a schedule See 10 5 3 Main...

Page 167: ...emperature 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 l...

Page 168: ...res less cold water is required 0 04 Desired leaving water temperature when the outdoor temperature equals or rises above the high ambient temperature 9 07 C 9 08 C Note This value should be lower tha...

Page 169: ...3 8 3 9 07 Cooling minimum 5 C 18 C 3 8 4 9 08 Cooling maximum 18 C 22 C Control The control type for the additional zone is read only It is determined by the control type of the main zone See 10 5 3...

Page 170: ...10 4 3 Slope offset curve 4147 In 2 E WD curve type you can choose which method you want to use In 3 C WD curve type the chosen method is shown read only same value as in 2 E Code Description 2 E 3 C...

Page 171: ...ooling mode the icon is shown The status indicator shows if the unit is currently in operation When the unit is not in operation the status indicator will show a blue pulsation with an interval of app...

Page 172: ...d If the outdoor temperature drops the operation mode will switch to heating and vice versa If the outdoor temperature is between the Space heating off temperature and the Space cooling off temperatur...

Page 173: ...cted by the offset value thus 24 4 20 C Guard timer to prevent too frequent changing from heating to cooling and vice versa Code Description Changeover settings related to the indoor temperature Only...

Page 174: ...tation NOTICE NOT configuring the system in the following way can cause damage to the heat emitters If there are 2 zones it is important that in heating the zone with the lowest water temperature is c...

Page 175: ...mark Continuous pump operation requires more energy than sample or request pump operation a b c d b c a Space heating cooling control b Off c On d Pump operation 4 5 F 0D 1 Sample The pump is ON when...

Page 176: ...ly Pump limitation The pump speed limitation defines the maximum pump speed In normal conditions the default setting should NOT be modified The pump speed limitation will be overruled when the flow ra...

Page 177: ...tation is applicable When there is heating output the pump speed is only determined by delta T in relation to the required capacity With this limitation range delta T is possible and the comfort is gu...

Page 178: ...eration 0 Disabled if outdoor temperature is higher than 4 02 or lower than F 01 depending on heating cooling operation mode 1 Possible at all outdoor temperatures Increase around 0 C Use this setting...

Page 179: ...ow emitters UFH 1 C 8 C for quick emitters RAD FCU Undershoot Restriction This function is only applicable in cooling mode during compressor startup It is NOT applicable for stable operation This func...

Page 180: ...the 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...

Page 181: ...re 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...

Page 182: ...internal 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 Dis...

Page 183: ...SH 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 heate...

Page 184: ...ximum 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...

Page 185: ...ndent In case of Reheat only domestic hot water preparation the desired tank temperature is weather dependent according to the weather dependent curve During weather dependent operation the end user c...

Page 186: ...THP MAX 6 01 THP ON Heat pump ON temperature THP OFF 6 00 TDHW Domestic hot water temperature TU User setpoint temperature as set on the user interface t Time Example setpoint TU maximum heat pump tem...

Page 187: ...e Description 7 2 N A Set the local time and date INFORMATION By default daylight savings time is enabled and clock format is set to 24 hours If you want to change these settings you can do this in th...

Page 188: ...ou 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...

Page 189: ...2 Schedule For more information about scheduling see 10 3 7 Schedule screen Example 4141 Electricity prices and gas price Only applicable in combination with the bivalent function See also Bivalent 42...

Page 190: ...About 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 co...

Page 191: ...1 17 10 5 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...

Page 192: ...Contact helpdesk number 8 4 Sensors Room tank or domestic hot water outside and leaving water temperature if applicable 8 5 Actuators Status mode of each actuator Example Domestic hot water pump ON OF...

Page 193: ...orced 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 wizar...

Page 194: ...nu structure 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 domesti...

Page 195: ...schedule for the DHW pump only for field supplied 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 t...

Page 196: ...lay 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 INFORMAT...

Page 197: ...r setpoint with an ambient temperature that is higher than the set equilibrium temperature will prevent the backup heater from assisting The backup heater will ONLY assist if you increase the equilibr...

Page 198: ...ime is 20 minutes The delay time starts from booster heater ON temperature By adapting the booster heater delay time versus the maximum running time you can find an optimal balance between the energy...

Page 199: ...rature is out of the operating range Ta 5 03 or Ta 35 C The booster heater is only allowed to operate when Ta 5 03 if space heating priority is enabled 5 02 1 Domestic hot water temperature is 2 C low...

Page 200: ...ff space heating is reduced and domestic hot water is NOT available auto SH normal DHW off space heating operates as normally but domestic hot water is NOT available Similarly as in Manual mode the un...

Page 201: ...D Glycol Filled system Is the system filled with glycol 0 No 1 Yes Balancing Priorities For systems with a separate domestic hot water tank Code Description 9 6 1 5 02 Space heating priority Defines w...

Page 202: ...e heat 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 Hea...

Page 203: ...e 5 95 minutes Remark It is NOT allowed to set 8 01 to a value below 10 minutes 9 6 7 8 04 Additional timer Additional running time for the maximum running time depending on the outdoor temperature 4...

Page 204: ...eration Therefore always enable the auto restart function 2 Closed The outdoor unit is connected to a preferential kWh rate power supply When the preferential kWh rate signal is sent by the electricit...

Page 205: ...o Smart grid Allow pump 0 No Pump is forced off 1 Yes No limitation 9 8 4 D 01 Connection to a Benefit kWh power supply or a Smart grid 0 No The outdoor unit is connected to a normal power supply 1 Op...

Page 206: ...art 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 cas...

Page 207: ...setting kW This prevents overconsumption and thus requiring the use of power from the grid Allowed heaters during preferential kWh rate power supply D 00 Booster heater Backup heater Compressor 0 For...

Page 208: ...ctions water pipe freeze prevention drain prevention room frost protection tank disinfection and defrost are NOT overruled capacity will not be limited for these functions Also see Protective function...

Page 209: ...9 2 Amp Code Description 9 9 4 5 05 Limit 1 0 A 50 A 9 9 5 5 06 Limit 2 0 A 50 A 9 9 6 5 07 Limit 3 0 A 50 A 9 9 7 5 08 Limit 4 0 A 50 A Limit when 9 9 1 Continuous and 9 9 2 kW Code Description 9 9...

Page 210: ...ooster 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 hea...

Page 211: ...ulse 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...

Page 212: ...k This value has only meaning in room thermostat control Ext amb sensor offset ONLY applicable in case an external outdoor ambient sensor is connected and configured You can calibrate the external out...

Page 213: ...et 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...

Page 214: ...matic 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 hi...

Page 215: ...ew 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 Sola...

Page 216: ...output Open output 1 Open output Closed output Auto restart Auto restart When power returns after a power supply failure the auto restart function reapplies the user interface settings at the time of...

Page 217: ...ze prevention 4 04 Tank disinfection 2 01 INFORMATION Protective functions Installer on site mode The software is equipped with protective functions such as room antifrost The unit automatically runs...

Page 218: ...xporting the configuration settings Export the configuration settings of the unit to a USB memory stick via the MMI the user interface of the indoor unit When troubleshooting these settings can be pro...

Page 219: ...bizone kit is installed in order to add an additional temperature zone Bizone kit system type Code Description 9 P 2 E 0C Bizone system type 0 Without hydraulic separator no direct pump b a 1 With hyd...

Page 220: ...must be set accordingly For this setting space heating cooling and tank operation MUST be off C 2 Space heating cooling 0 Off and C 3 Tank 0 Off See 10 5 12 Operation 4221 Code Description 9 P 5 7 0C...

Page 221: ...escription C 2 N A Space heating cooling 0 Off 1 On C 3 N A Tank 0 Off 1 On 10 5 13 WLAN INFORMATION Restriction WLAN settings are only visible when a WLAN module is installed Overview The following i...

Page 222: ...o 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 of the indoor unit Mode Turn AP...

Page 223: ...owing components a WLAN cartridge The WLAN cartridge needs to be inserted in the user interface See the installation manual of the WLAN cartridge b Router Field supply c Smartphone app The Daikin Resi...

Page 224: ...version of the Daikin Residential Controller app Remove from cloud Remove the WLAN cartridge from the cloud Code Description D 4 N A Remove from cloud No Yes Home network connection Read out the stat...

Page 225: ...oom 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...

Page 226: ...BSH 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 Max...

Page 227: ...F6V 9W Daikin Altherma 3 H MT W 4P634885 1 2021 03 INFORMATION Solar kit settings are shown but are NOT applicable for this unit Settings shall NOT be used or changed INFORMATION Depending on the sele...

Page 228: ...as room antifrost The unit automatically runs these functions when necessary During installation or service this behaviour is undesired Therefore the protective functions can be disabled At first powe...

Page 229: ...all checks are fulfilled the unit MUST be closed Power up the unit after it is closed You read the complete installation instructions as described in the installer reference guide The indoor unit is...

Page 230: ...ng backup heater defrost operation is guaranteed in all conditions See To check the water volume and flow rate in 8 1 Preparing water piping 483 To perform an air purge To perform a test run To perfor...

Page 231: ...cally 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 air from the system should consist o...

Page 232: ...ee To change the user permission level 4131 2 Go to A 3 Commissioning Air purge 3 In the menu set Type Automatic 4 Select Start air purge 5 Select OK to confirm Result The air purge starts It stops au...

Page 233: ...e 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 actuators For ex...

Page 234: ...floor 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...

Page 235: ...or heating screed dryout INFORMATION If Emergency is set to Manual 9 5 0 and the unit is triggered to start emergency operation the user interface will ask confirmation before starting The underfloor...

Page 236: ...lly 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 dry...

Page 237: ...ped 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...

Page 238: ...setting table in the operation manual with the actual settings Make sure that the user has the printed documentation and ask him her to keep it for future reference Inform the user that he can find t...

Page 239: ...apter 13 1 Overview Maintenance and service 239 13 2 Maintenance safety precautions 239 13 3 Yearly maintenance 240 13 3 1 Yearly maintenance outdoor unit overview 240 13 3 2 Yearly maintenance outdoo...

Page 240: ...d to clean the heat exchanger yearly A blocked heat exchanger can lead to too low pressure or too high pressure leading to worse performance Water filter Close the valve Clean and rinse the water filt...

Page 241: ...e water circuit If required add water NOTICE When checking the magnetic filter dirt separator for tightness hold it firmly so as NOT to apply stress to the water piping Do NOT isolate the magnetic fil...

Page 242: ...he piping between the relief valve and cold water inlet To make sure this water originates from the tank check after a tank heat up cycle INFORMATION It is recommended to perform this maintenance more...

Page 243: ...the installed drain hose 7 Remove the 2 clips that fix the water filter a b a a Clip b Magnetic filter dirt separator 8 Remove the water filter 9 Remove the drain hose from the water filter NOTICE Al...

Page 244: ...olled 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 Str...

Page 245: ...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 valve if equipped of the water circuit towards the...

Page 246: ...e is NOT sufficiently heated at low outdoor temperatures 251 14 3 10 Symptom The pressure at the tapping point is temporarily unusually high 252 14 3 11 Symptom Tank disinfection function is NOT compl...

Page 247: ...All shut off valves of the water circuit are completely open The water filter is clean Clean if necessary There is no air in the system Purge air if necessary You can purge air manually see To perform...

Page 248: ...If the problem persists contact your dealer The preferential kWh rate power supply settings and electrical connections do NOT match This should match with the connections as explained in 9 3 1 To con...

Page 249: ...u can purge air immediately If yes make sure that the room where you want to purge air is sufficiently ventilated Reason Refrigerant might leak into the water circuit and subsequently into the room wh...

Page 250: ...ee 8 1 4 Changing the pre pressure of the expansion vessel 488 14 3 7 Symptom The pressure relief valve opens Possible causes Corrective action The expansion vessel is broken Replace the expansion ves...

Page 251: ...orrective action The backup heater operation is not activated Check the following The backup heater operation mode is enabled Go to 9 3 8 Installer settings Backup heater Operation 4 00 The backup hea...

Page 252: ...f valve and the cold water inlet Replace the pressure relief valve 14 3 11 Symptom Tank disinfection function is NOT completed correctly AH error Possible causes Corrective action The disinfection fun...

Page 253: ...f 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...

Page 254: ...al increase outlet water temperature 8H 01 Overheating mixed water circuit 8H 02 Overheating mixed water circuit thermostat 8H 03 Overheating water circuit thermostat A1 00 Zero cross detection proble...

Page 255: ...nal temperature sensor problem H3 00 OU Malfunction of high pressure switch HPS H4 00 Malfunction of low pressure switch H5 00 Malfunction of compressor overload protection H6 00 OU Malfunction of pos...

Page 256: ...t P1 00 Open phase power supply imbalance P3 00 Abnormal direct current P4 00 OU Malfunction of radiating fin temperature sensor PJ 00 Capacity setting mismatch U0 00 OU Shortage of refrigerant U1 00...

Page 257: ...er than described in the table below the unit will temporarily stop operation and the user interface will display error 7H 01 After some time this error will reset automatically and the unit will resu...

Page 258: ...14 Troubleshooting Installer reference guide 258 EPRA08 12EAV3 W1 ETBH X12EF6V 9W Daikin Altherma 3 H MT W 4P634885 1 2021 03 INFORMATION The user interface will display how to reset an error code...

Page 259: ...When disposing of the outdoor unit you need to recover its refrigerant Use the service port a to recover refrigerant Make sure the valves Y1E Y3E Y2S Y3S Y4S are open If they are not open during refr...

Page 260: ...urns the valves Y to their initial state To recover refrigerant when power is OFF 1 Manually open the valves Y see 15 1 1 To manually open the electronic expansion valves 4260 2 Recover refrigerant fr...

Page 261: ...3 Push buttons Operate the push buttons with an insulated stick such as a closed ballpoint pen to avoid touching of live parts To activate the recovery mode INFORMATION If you get confused in the midd...

Page 262: ...conds 3 Select setting 9 Press BS2 9 times 4 Select value 2 a Display the current value Press BS3 once b Change the value to 2 Press BS2 once c Enter the value in the system Press BS3 once d Confirm P...

Page 263: ...situation Before recovering refrigerant activate the recovery mode as follows Action 7 LEDs display a H1P H2P H3P H4P H5P H6P H7P 1 Start from the default situation 2 Press and hold BS1 for 5 seconds...

Page 264: ...5 seconds 2 Press BS2 9 times 3 Press BS3 once 4 Press BS2 once 5 Press BS3 once 6 Press BS3 once 7 Press BS1 once to return to the default situation a OFF ON and flashing Result The recovery mode is...

Page 265: ...able on the regional Daikin website publicly accessible The full set of latest technical data is available on the Daikin Business Portal authentication required In this chapter 16 1 Service space Outd...

Page 266: ...height unrestricted 1000 X X H 150 H 500 500 300 500 500 300 300 1000 500 1000 500 500 1000 500 1000 500 1000 300 X X H X X H General mm 3D124412 300 150 100 Top side obstacle No top side obstacle En...

Page 267: ...ibutor d Pinched pipe R5T Thermistor air heat exchanger middle e Refrigerant filter R6T Thermistor refrigerant liquid f One way valve R7T Thermistor injection g Economiser heat exchanger R9T Thermisto...

Page 268: ...nit B Field installed a Space heating water OUT b Water IN connection c Pump d Expansion vessel e Shut off valve male female 1 f Magnetic filter dirt separator g Safety valve h Air purge i Drain valve...

Page 269: ...ctronic component assembly Electronic component assembly Front side view Front side view Indoor Indoor OFF OFF ON ON Outdoor Outdoor Position of compressor terminal Position of compressor terminal Pos...

Page 270: ...change the setting of the selector switch DS1 7 Ferrite core Z8C consists of 2 separate core parts a a Only for W1 models Legend in case of W1 models A1P Printed circuit board main A2P Printed circuit...

Page 271: ...hanger liquid pipe R5T Thermistor air heat exchanger middle R6T Thermistor refrigerant liquid R7T Thermistor injection R9T Thermistor entering water R10T Thermistor leaving water R11T Thermistor fin R...

Page 272: ...ce monitor is orange HAP A1P Light emitting diode service monitor is green K1R A1P Magnetic relay Y1S K1R A4P Magnetic relay E1HHEX K2R A1P Magnetic relay Y2S K2R A4P Magnetic relay E1H K3R A1P Magnet...

Page 273: ...itch TC A2P Signal transmission circuit V1D V4D A1P Diode V1R A1P IGBT power module V2R A1P Diode module V1T V3T A1P Insulated Gate Bipolar Transistor IGBT X1M X2M Terminal strip Y1E Electronic expans...

Page 274: ...wiring 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 po...

Page 275: ...or External thermistor Heat pump convector 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 pow...

Page 276: ...al kWh rate power supply contact 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 c...

Page 277: ...n Comfort 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 S...

Page 278: ...t source 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...

Page 279: ...ore 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 operati...

Page 280: ...e space heating cooling circuit C Operation range D Minimum flow during normal operation E Minimum flow during backup heater operation F Minimum flow during defrost heater operation Dashed lines Opera...

Page 281: ...duct 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 inst...

Page 282: ...ETBH12EF6V ETBH12EF9W ETBX12EF6V ETBX12EF9W ETVH12S18EA6V ETVH12S23EA6V ETVH12S18EA9W ETVH12S23EA9W ETVX12S18EA6V ETVX12S23EA6V ETVX12S18EA9W ETVX12S23EA9W ETVH12SU18EA6V ETVH12SU23EA6V Notes 1 6V 2 9...

Page 283: ...step 1 C 7 C 2 8 4 9 02 R W 18 22 C step 1 C 22 C Main zone 2 9 C 07 R W 0 LWT control 1 Ext RT control 2 RT control 2 A C 05 R W 0 MMI requests incl quick logic 1 1 contact 2 2 contacts Delta T 2 B 1...

Page 284: ...step 1 C 35 C 4 3 2 F 01 R W 10 35 C step 1 C 20 C Space heating cooling 4 4 7 02 R W 0 1 LWT zone 1 2 LWT zones 4 5 F 0D R W 0 Continuous 1 Sample 2 Request 4 6 E 02 R W 5 R O 6 0 Reversible 5 1 Heat...

Page 285: ...R W min 45 6 0E 6 0E C step 1 C 60 C 5 C 0 0D R W 10 25 C step 1 C 15 C 5 C 0 0E R W 40 5 C step 1 C 10 C Tank 5 D 6 01 R W 0 10 C step 1 C 2 C 5 E R O 0 2 points 1 Slope Offset User settings Quiet 7...

Page 286: ...g 2 Weather dependent 9 1 8 4 R W 0 No 1 Yes 9 1 9 0 00 R W 9 05 min 45 9 06 C step 1 C 35 C 9 1 9 0 01 R W 9 05 9 06 C step 1 C 65 C 9 1 9 0 02 R W 10 25 C step 1 C 15 C 9 1 9 0 03 R W 40 5 C step 1...

Page 287: ...erlap 3 Compressor off 4 Legionella only Emergency 9 5 1 4 06 R W 0 Manual 1 Automatic 2 Auto red SH DHW ON 3 Auto red SH DHW OFF 4 Auto normal SH DHW OFF 9 5 2 7 06 R W 0 Disabled 1 Enabled Balancing...

Page 288: ...step 0 5 C 0 C 9 B 3 1 0A R W 0 No averaging 1 12 hours 2 24 hours 3 48 hours 4 72 hours Bivalent 9 C 1 C 02 R W 0 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...

Page 289: ...9 I 2 06 R W 0 Disabled 1 Enabled Leaving water value for high ambient temp for LWT add zone cooling WD curve Leaving water value for low ambient temp for LWT add zone cooling WD curve High ambient t...

Page 290: ...0C R W 0 20 kW step 0 5 kW 20 kW 9 I 5 0D R W 1 R O 2 0 230V 1 1 1 230V 3 1 2 400V 3 2 9 I 5 0E 1 9 I 6 00 R W 2 40 C step 1 C 8 C Adjust the offset on the measured room temperature Adjust the offset...

Page 291: ...9 01 9 00 step 1 C 33 C 9 I 8 0B 13 9 I 8 0C 10 9 I 8 0D 16 9 I 9 00 R W 2 0C 2 37 65 step 1 C 65 C 2 0C 2 37 55 step 1 C 55 C Additional zone fixed pump PWM in case a bizone kit is installed Main zo...

Page 292: ...an 4 C 3 increase 2 C span 8 C 4 increase 4 C span 8 C 9 I D 04 R W 0 No 1 Pwr consmp ctrl 9 I D 05 R W 0 Forced off 1 As normal 9 I D 07 R W 3 R O 4 0 No 1 Yes 9 I D 08 R W 0 No 1 0 1 pulse kWh 2 1 p...

Page 293: ...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 Bi zone kit settings 9 P 1 E 0B R W 0 not installed 1 2 Bizone kit installed 9 P 2 E 0C R W 0 Without...

Page 294: ...13 13...

Page 295: ......

Page 296: ...4P634885 1 2021 03 Copyright 2021 Daikin Verantwortung f r Energie und Umwelt...

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