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Troubleshooting

Installer reference guide

250

EPRA08~W1 + ETVH/9W

Daikin Altherma 3 H MT F

4P634886-1 – 2021.03

Error code

Description

8F-00

Abnormal increase outlet water temperature
(DHW)

8H-00

Abnormal increase outlet water temperature

8H-01

Overheating mixed water circuit

8H-02

Overheating mixed water circuit (thermostat)

8H-03

Overheating water circuit (thermostat)

A1-00

Zero cross detection problem

A5-00

OU: High pressure peak cut / freeze protection
problem

AA-01

Backup heater overheated or BUH power cable
not connected

AC-00

Booster heater overheated

AH-00

Tank disinfection function not completed
correctly

AJ-03

Too long DHW heat-up time required

C0-00

Flow sensor malfunction

C0-01

Flow switch malfunction

C0-02

Flow switch 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 detection error

E3-00

OU: Actuation of high pressure switch (HPS)

E3-24

High pressure switch abnormality

E4-00

Abnormal suction pressure

E5-00

OU: Overheat of inverter compressor motor

E6-00

OU: Compressor startup defect

E7-00

OU: Malfunction of outdoor unit fan motor

E8-00

OU: Power input overvoltage

E9-00

Malfunction of electronic expansion valve

EA-00

OU: Cool/heat switchover problem

EA-01

4WV switching error

EC-00

Abnormal increase tank temperature

EC-04

Tank preheating

Содержание EPRA08EAV3

Страница 1: ...in Altherma 3 H MT F EPRA08EAV3 EPRA10EAV3 EPRA12EAV3 EPRA08EAW1 EPRA10EAW1 EPRA12EAW1 ETVH12S18EA6V ETVH12S23EA6V ETVH12S18EA9W ETVH12S23EA9W ETVX12S18EA6V ETVX12S23EA6V ETVX12S18EA9W ETVX12S23EA9W h...

Страница 2: ...3 2 Possible options for the outdoor unit 28 5 3 3 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...

Страница 3: ...connect the recirculation piping 90 8 2 5 To fill the water circuit 90 8 2 6 To protect the water circuit against freezing 91 8 2 7 To fill the domestic hot water tank 94 8 2 8 To insulate the water p...

Страница 4: ...nderfloor heating screed dryout 228 12 Hand over to the user 232 13 Maintenance and service 233 13 1 Overview Maintenance and service 233 13 2 Maintenance safety precautions 233 13 3 Yearly maintenanc...

Страница 5: ...codes Overview 249 15 Disposal 254 15 1 To recover refrigerant 254 15 1 1 To manually open the electronic expansion valves 255 15 1 2 Recovery mode In case of 3N models 7 segments display 256 15 1 3...

Страница 6: ...formation 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...

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

Страница 8: ...eet 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 o...

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

Страница 10: ...igerant 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...

Страница 11: ...n of the unit Make sure the area is well ventilated Do NOT block any ventilation openings Make sure the unit is level Do NOT install the unit in the following places In potentially explosive atmospher...

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

Страница 13: ...llation 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 T...

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

Страница 15: ...nts 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...

Страница 16: ...quirements for R32 see 7 1 1 Installation site requirements of the outdoor unit 462 WARNING Do NOT pierce or burn refrigerant cycle parts Do NOT use means to accelerate the defrosting process or to cl...

Страница 17: ...l corrosion 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 uninhibit...

Страница 18: ...e absorber or telephone earth Incomplete earthing may cause electrical shock Install the required fuses or circuit breakers Secure the electrical wiring with cable ties so that the cables do NOT come...

Страница 19: ...um 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...

Страница 20: ...ns 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 th...

Страница 21: ...25 4 1 Overview About the box This chapter describes what you have to do after the boxes with the outdoor and indoor unit are delivered on site Keep the following in mind At delivery the unit MUST be...

Страница 22: ...9W Daikin Altherma 3 H MT F 4P634886 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...

Страница 23: ...4 About the box Installer reference guide 23 EPRA08 12EAV3 W1 ETVH X12S18 23EA6V 9W Daikin Altherma 3 H MT F 4P634886 1 2021 03 4 2 2 To unpack the outdoor unit 1 2 3 4...

Страница 24: ...peratures 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...

Страница 25: ...t 1 b 4 a 1 c 1 d 1 e 1 f 4 i 6 h 1 j 1 g a Shut off valves for water circuit b Overpressure bypass valve c General safety precautions d Addendum book for optional equipment e Indoor unit installation...

Страница 26: ...ide 26 EPRA08 12EAV3 W1 ETVH X12S18 23EA6V 9W Daikin Altherma 3 H MT F 4P634886 1 2021 03 b a a b a Handles at the back of the unit b Handles at the bottom of the unit Carefully tilt the unit to the b...

Страница 27: ...or unit 28 5 3 2 Possible options for the outdoor unit 28 5 3 3 Possible options for the indoor unit 29 5 1 Overview About the units and options This chapter contains information about Identifying the...

Страница 28: ...ORMATION Certain options may NOT be available in your country 5 3 1 Possible combinations of indoor unit and outdoor unit Indoor unit Outdoor unit EPRA08 EPRA10 EPRA12 ETVH X12 O O O 5 3 2 Possible op...

Страница 29: ...y in combination with the wireless thermostat EKRTR1 For installation instructions see the installation manual of the room thermostat and the addendum book for optional equipment Digital I O PCB EKRP1...

Страница 30: ...n between the switch box of the indoor unit and a PC It gives the possibility to update the software of the indoor unit For installation instructions see the installation manual of the PC cable Heat p...

Страница 31: ...e user interface connected to the indoor unit The Human Comfort Interface HCI used as room thermostat needs to be installed in the room that you want to control For installation instructions see the i...

Страница 32: ...5 4 Preferential kWh rate power supply 56 6 6 Setting up the power consumption control 56 6 6 1 Permanent power limitation 57 6 6 2 Power limitation activated by digital inputs 58 6 6 3 Power limitati...

Страница 33: ...tact 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 syst...

Страница 34: ...on Setting Value Unit temperature control 2 9 Code C 07 2 Room thermostat Unit operation is decided based on the ambient temperature of the dedicated Human Comfort Interface Number of water temperatur...

Страница 35: ...ermostat optional equipment EKRTR1 Configuration Setting Value Unit temperature control 2 9 Code C 07 1 External room thermostat Unit operation is decided by the external thermostat Number of water te...

Страница 36: ...ual of the heat pump convectors The installation manual of the heat pump convector options The addendum book for optional equipment The space heating cooling demand signal is sent to one digital input...

Страница 37: ...ons to the outdoor unit 4100 9 3 Connections to the indoor unit 4108 The heat pump convectors are directly connected to the indoor unit A shut off valve field supply is installed before the underfloor...

Страница 38: ...tem Comfort The combination of the two heat emitter types provides The excellent heating comfort of the underfloor heating The excellent cooling comfort of the heat pump convectors 6 2 2 Multiple room...

Страница 39: ...installed before the underfloor heating in each of the other rooms INFORMATION Mind situations where the main room can be heated by another heating source Example Fireplaces Configuration Setting Val...

Страница 40: ...room thermostats are connected to the shut off valves but do NOT have to be connected to the indoor unit The indoor unit will supply leaving water all the time with the possibility to program a leavin...

Страница 41: ...on the indoor unit X2M 35 and X2M 30 The indoor unit will only supply leaving water temperature when there is an actual demand INFORMATION To increase comfort and performance we recommend to install...

Страница 42: ...the controller of the heat pump convectors There are different controllers and setups possible for the heat pump convectors For more information see The installation manual of the heat pump convector...

Страница 43: ...CAUTION If there is more than one leaving water zone ALWAYS install a mixing valve station in the main zone to decrease in heating increase in cooling the leaving water temperature when the additional...

Страница 44: ...ontrollers b Dedicated Human Comfort Interface BRC1HHDA used as room thermostat c Mixing valve station d Pressure regulating valve field supply e Safety thermostat field supply f Bizone kit control bo...

Страница 45: ...0 to activate the setpoint screen of 2 Main zone and 1 Room Set the leaving water temperature of the main zone NOT too low typically 20 C If NOT allowed install a shut off valve field supply and conne...

Страница 46: ...n heating or cooling demand Bizone kit installed 9 P 1 Code E 0B 2 Yes A bizone kit is installed in order to add an additional temperature zone Bizone system type 9 P 2 Code E 0C 0 Without hydraulic s...

Страница 47: ...iler starts operating Which of these units operates depends on the outdoor temperature status of the changeover to external heat source When the permission is given to the auxiliary boiler the space h...

Страница 48: ...nt operation also make sure that there is an expansion vessel in the auxiliary boiler loop Otherwise when bivalent operation is running and if the Aquastat valve would close there would be no expansio...

Страница 49: ...has enough differential or time delay to prevent frequent changeover between indoor unit and auxiliary boiler If the auxiliary contact is an outdoor temperature thermostat install the thermostat in t...

Страница 50: ...example 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 tempe...

Страница 51: ...you can lower 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 p...

Страница 52: ...IN b Hot water OUT shower field supply c DHW pump field supply d Recirculation connection By connecting a DHW pump instant hot water can be available at the tap The DHW pump and the installation are...

Страница 53: ...t you can connect a DHW pump and heater element if needed as shown above Configuration The indoor unit can control DHW pump operation For more information see 10 Configuration 4130 6 5 Setting up the...

Страница 54: ...measure the capacity resistance measurement and set the capacity via the user interface for the backup heater step 1 Measuring the consumed energy Preferred method because of higher accuracy Requires...

Страница 55: ...unit C DHW tank a Electrical cabinet L1 L2 L3 N b Power meter L1 L2 L3 N c Fuse L1 L2 L3 N d Fuse L1 N e Outdoor unit L1 L2 L3 N f Indoor unit L1 L2 L3 N g Backup heater L1 L2 L3 N h Booster heater L1...

Страница 56: ...unit Power meter 2 In case of a single phase backup heater configuration use a single phase power meter In other cases use a three phase power meter Example Single phase outdoor unit with a three pha...

Страница 57: ...r consumption controls If you do so the unit uses the most restrictive control NOTICE It is possible to install a field fuse with lower than recommended rating over the heat pump For this you must mod...

Страница 58: ...ts maximum four steps Each power limitation level is set via the user interface by limiting one of the following Current in A Power input in kW The energy management system field supply decides the ac...

Страница 59: ...to each digital input INFORMATION In case more than 1 digital input is closed at the same time the digital input priority is fixed DI4 priority DI1 6 6 3 Power limitation process The outdoor unit has...

Страница 60: ...itation 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 mo...

Страница 61: ...fore 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 sunlight If this...

Страница 62: ...3 5 To provide drainage 74 7 3 6 To install the discharge grille 75 7 3 7 To remove the discharge grille and put the grille in safety position 77 7 4 Mounting the indoor unit 79 7 4 1 About mounting...

Страница 63: ...utlet Do NOT install the unit in the following places Sound sensitive areas e g near a bedroom so that the operation noise will cause no trouble Note If the sound is measured under actual installation...

Страница 64: ...al refrigerant circuit R32 but you do NOT have to do any refrigerant field piping or refrigerant charging Mind the following requirements and precautions WARNING Do NOT pierce or burn refrigerant cycl...

Страница 65: ...an installation site where the snow will NOT affect the unit If lateral snowfall is possible make sure that the heat exchanger coil is NOT affected by the snow If necessary install a snow cover or she...

Страница 66: ...ar the weight of the unit Take the weight of the unit with a domestic hot water tank full of water into account Make sure in the event of a water leak water cannot cause any damage to the installation...

Страница 67: ...ation 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 sw...

Страница 68: ...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 Overview a b...

Страница 69: ...interface panel Open the hinges at the top and slide the top panel upwards NOTICE If you remove the user interface panel also disconnect the cables from the back of the user interface panel to preven...

Страница 70: ...5 5 If you need access to the high voltage components remove the high voltage switch box cover 4 T25 7 2 6 To lower the switch box on the indoor unit During the installation you will need access to th...

Страница 71: ...r of the switch box 2 Put the switch box back into place 3 Reinstall the top panel 4 Reinstall the side panels 5 Reinstall the front panel 6 Reconnect the cables to the user interface panel 7 Reinstal...

Страница 72: ...e outdoor unit INFORMATION Also read the precautions and requirements in the following chapters 2 General safety precautions 410 7 1 Preparing the installation site 462 7 3 3 To provide the installati...

Страница 73: ...harge 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 477 8 0 0 479 a 150 mm 4 M12 a Make sure not to cover the drain hole...

Страница 74: ...the 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 1...

Страница 75: ...snow 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 sur...

Страница 76: ...ower 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...

Страница 77: ...put the grille in safety position WARNING Rotating fan Before powering ON or servicing the outdoor unit make sure that the discharge grille covers the fan as protection against a rotating fan See 7 3...

Страница 78: ...8 12EAV3 W1 ETVH X12S18 23EA6V 9W Daikin Altherma 3 H MT F 4P634886 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...

Страница 79: ...lso read the precautions and requirements in the following chapters 2 General safety precautions 410 7 1 Preparing the installation site 462 7 4 3 To install the indoor unit 1 Lift the indoor unit fro...

Страница 80: ...hose to 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 r...

Страница 81: ...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 piping connections in accordance with...

Страница 82: ...ation 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 materials used in the ind...

Страница 83: ...ank Capacity To avoid stagnation of water it is important that the storage capacity of the domestic hot water tank meets the daily consumption of domestic hot water Domestic hot water tank After insta...

Страница 84: ...he minimum water volume is Cooling operation 20 l Heating operation 0 l INFORMATION In critical processes or in rooms with a high heat load extra water might be required NOTICE When circulation in eac...

Страница 85: ...Increase 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 m...

Страница 86: ...ioning 4224 8 1 4 Changing the pre pressure of the expansion vessel NOTICE ONLY a licensed installer may adjust the pre pressure of the expansion vessel The default pre pressure of the expansion vesse...

Страница 87: ...workflow Connecting the water piping typically consists of the following stages 1 Connecting the water piping to the outdoor unit 2 Connecting the water piping to the indoor unit 3 Connecting the reci...

Страница 88: ...he installation of the valve at the water inlet is mandatory Mind the flow direction of the valve NOTICE Install air purge valves at all local high points Indoor unit NOTICE Do NOT use excessive force...

Страница 89: ...it is recommended to close the domestic cold water inlet shut off valves during periods of absence NOTICE Overpressure bypass valve delivered as accessory We recommend to install the overpressure bypa...

Страница 90: ...valve the water pressure inside the tank can rise above the tank design pressure Also the field installation piping tapping points etc connected to the tank is subjected to this high pressure To preve...

Страница 91: ...prevents the opening of freeze protection valves in the water piping to the outdoor unit when the auxiliary boiler is running at negative outdoor temperatures However in case of a power failure these...

Страница 92: ...that has been exposed to air Leaving the cap off the glycol container causes the concentration of water to increase The glycol concentration is then lower than assumed As a result the hydraulic compo...

Страница 93: ...ill freeze When water is at standstill inside the system the system is very likely to freeze and get damaged Glycol and the maximum allowed water volume Adding glycol to the water circuit reduces the...

Страница 94: ...ction valves open only the water outside the house is drained In other circumstances example when there is a pump failure The normally closed valves remain open If the freeze protection valves open th...

Страница 95: ...The Hydronic Piping Calculation tool also calculates the maximum hydronic piping length from the indoor unit to the outdoor unit based on the emitter pressure drop or the other way around The Hydronic...

Страница 96: ...lve 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 cooling heating ON OFF output 120...

Страница 97: ...ey can cause overheating electrical shock or fire Do NOT install a phase advancing capacitor because this unit is equipped with an inverter A phase advancing capacitor will reduce performance and may...

Страница 98: ...le terminal c b b a c a B B a Terminal b Screw c Flat washer Allowed NOT allowed Tightening torques Outdoor unit Item Tightening torque N m X1M 1 47 10 X2M M4 earth Indoor unit Item Tightening torque...

Страница 99: ...the world work hard to provide reliable electric service at competitive prices and are often authorised to bill clients at benefit rates E g time of use rates seasonal rates W rmepumpentarif in Germa...

Страница 100: ...referential 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 pow...

Страница 101: ...trip 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 Pow...

Страница 102: ...I I 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...

Страница 103: ...ptional 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...

Страница 104: ...ect 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 f...

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

Страница 106: ...ptional 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...

Страница 107: ...X12S18 23EA6V 9W Daikin Altherma 3 H MT F 4P634886 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 Requ...

Страница 108: ...nnect 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 th...

Страница 109: ...Installation 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 addi...

Страница 110: ...f the WLAN module Addendum book for optional equipment Installer reference guide Use the cable delivered with the WLAN module D Wireless gateway Bizone kit See Installation manual of the bizone kit Ad...

Страница 111: ...the wired room thermostat digital or analogue to the multi zoning base unit You need to connect the multi zoning base unit to the outdoor unit For cooling heating operation you also need to implement...

Страница 112: ...nnection cable main power supply Wires 3 GND 1 5 mm Normal kWh rate power supply Wires 1N Maximum running current 6 3 A Preferential kWh rate power supply contact Wires 2 0 75 1 25 mm Maximum length 5...

Страница 113: ...the indoor unit is required if preferential kWh rate power supply is interrupted when active OR if no power consumption of the indoor unit is allowed at the preferential kWh rate power supply when act...

Страница 114: ...A and 75 A per phase c This equipment complies with EN IEC 61000 3 11 European International Technical Standard setting the limits for voltage changes voltage fluctuations and flicker in public low vo...

Страница 115: ...N L X6M BRN GRY BLU1 BLU2 6V 6T1 3 230 V SWB 3 50 Hz 230 V AC 4 3 6 5 2 1 K5M 14 13 1 2 3 4 5 6 7 8 F1B I I I I Q1DI L1 L2 L3 X6M BRN GRY BLU1 BLU2 9W 3N 400 V 3N 50 Hz 400 V AC SWB Q1DI L1 L2 L3 N 1...

Страница 116: ...all a shut off valve before the underfloor heating to prevent condensation on the floor during cooling operation For more information see the installer reference guide Wires 2 0 75 mm Maximum running...

Страница 117: ...y meters 12 V DC pulse detection voltage supplied by PCB 9 A Energy metering INFORMATION In case of an electricity meter with transistor output check the polarity The positive polarity MUST be connect...

Страница 118: ...gs 9 3 5 To connect the domestic hot water pump Wires 2 GND 0 75 mm DHW pump output Maximum load 2 A inrush 230 V AC 1 A continuous 9 2 2 DHW pump 9 2 3 DHW pump schedule 1 Open the following see 7 2...

Страница 119: ...arm 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 468 1 Top panel 1 2 3 2 User interface panel 3 Upper switch box cover 2...

Страница 120: ...onnect 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 A 250 V AC 1 Open the following see 7 2 5 To open...

Страница 121: ...backup heater Do NOT change 3 Fix the cable with cable ties to the cable tie mountings 9 3 8 To connect the changeover to external heat source Wires 2 0 75 mm Maximum load 0 3 A 250 V AC Minimum load...

Страница 122: ...le tie mountings 9 3 9 To connect the power consumption digital inputs Wires 2 per input signal 0 75 mm Power limitation digital inputs 12 V DC 12 mA detection voltage supplied by PCB 9 9 Power consum...

Страница 123: ...ormally closed contact Wires 2 0 75 mm Maximum length 50 m Safety thermostat contact 16 V DC detection voltage supplied by PCB The voltage free contact shall ensure the minimum applicable load of 15 V...

Страница 124: ...ty thermostat has a maximum temperature variation rate of 2 C min There is a minimum distance of 2 m between the safety thermostat and the 3 way valve NOTICE Error If you remove the jumper open circui...

Страница 125: ...eter 0 5 mm Wires low voltage Smart Grid contacts 0 5 mm 9 8 4 3 Benefit kWh power supply Smart grid 9 8 5 Smart grid operation mode 9 8 6 Allow electrical heaters 9 8 7 Enable room buffering 9 8 8 Li...

Страница 126: ...8 5 Smart grid operation mode 9 8 6 Allow electrical heaters 9 8 7 Enable room buffering 9 8 8 Limit setting kW The wiring of the Smart Grid in case of high voltage contacts is as follows S4S 3 4 X5M...

Страница 127: ...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 c Sticker to put on the high voltage wires d Wires between the relays and X5M AWG22 OR...

Страница 128: ...ix the cables with cable ties to the cable tie mountings If necessary bundle excessive cable length with a cable tie 9 3 12 To connect the WLAN cartridge delivered as accessory D Wireless gateway 1 In...

Страница 129: ...9 Electrical installation Installer reference guide 129 EPRA08 12EAV3 W1 ETVH X12S18 23EA6V 9W Daikin Altherma 3 H MT F 4P634886 1 2021 03 Without low voltage cables With low voltage cables...

Страница 130: ...curves 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...

Страница 131: ...nt 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 t...

Страница 132: ...ngs 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 permi...

Страница 133: ...dro 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 switch box of the indoor uni...

Страница 134: ...r 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 Voltage 9 3 2...

Страница 135: ...ead 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...

Страница 136: ...21 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...

Страница 137: ...i 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 de...

Страница 138: ...function A malfunction occurred See 14 4 1 To display the help text in case of a malfunction 4249 for more information a If the corresponding operation for example space heating is not active the circ...

Страница 139: ...ting 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...

Страница 140: ...in 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...

Страница 141: ...ATION 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...

Страница 142: ...le 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...

Страница 143: ...te 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 ac...

Страница 144: ...peat 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 s...

Страница 145: ...her 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 buildin...

Страница 146: ...nce 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 on...

Страница 147: ...Slope and offset Define the weather dependent curve by its slope and offset Change the slope to differently increase or decrease the temperature of the leaving water for different ambient temperature...

Страница 148: ...ional 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 T...

Страница 149: ...To 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 c...

Страница 150: ...ather 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 c...

Страница 151: ...int 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 n...

Страница 152: ...2 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 Ac...

Страница 153: ...al 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 te...

Страница 154: ...ost 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...

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

Страница 156: ...creen 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 follo...

Страница 157: ...ture 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 Descript...

Страница 158: ...ature 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...

Страница 159: ...ter 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 hi...

Страница 160: ...that in heating the zone with the lowest water temperature is configured as the main zone and the zone with the highest water temperature is configured as the additional zone NOTICE If there are 2 zo...

Страница 161: ...n and selection of the heat emitters The desired leaving water temperature is the result of several settings preset values shift values weather dependent curves modulation As a result too high or too...

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

Страница 163: ...en 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...

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

Страница 165: ...ooling 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...

Страница 166: ...ature 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 Ma...

Страница 167: ...r temperature 0 03 Low outdoor ambient temperature 40 C 5 C 0 02 High outdoor ambient temperature 10 C 25 C 0 01 Desired leaving water temperature when the outdoor temperature equals or drops below th...

Страница 168: ...atures 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...

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

Страница 170: ...see 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...

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

Страница 172: ...aged 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 tempera...

Страница 173: ...tracted 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 On...

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

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

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

Страница 177: ...imitation 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...

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

Страница 179: ...slow 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 f...

Страница 180: ...werful operation to immediately start heating up 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 ac...

Страница 181: ...ature 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...

Страница 182: ...ing to 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 b...

Страница 183: ...rupted 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 whi...

Страница 184: ...temperature 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...

Страница 185: ...e Also see 10 4 Weather dependent curve 4145 Code Description 5 C 0 0E 0 0D 0 0C 0 0B WD curve TDHW Ta 0 0C 0 0B 0 0E 0 0D TDHW The desired tank temperature Ta The averaged outdoor ambient temperature...

Страница 186: ...imum heat 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 ba...

Страница 187: ...e is enabled 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 m...

Страница 188: ...e You 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 Complet...

Страница 189: ...4 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...

Страница 190: ...nt 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...

Страница 191: ...7 5 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 histo...

Страница 192: ...on 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...

Страница 193: ...will guide you using the configuration wizard This way you can set the most important initial settings This way the unit will be able to run properly Afterwards more detailed settings can be done via...

Страница 194: ...Program a domestic hot water pump schedule to determine when to turn on and off the pump When turned on the pump runs and makes sure hot water is instantly available at the tap To save energy only tu...

Страница 195: ...e check if the other is still as expected INFORMATION During normal operation the capacity of the second step of the backup heater at nominal voltage is equal to 6 03 6 04 INFORMATION If 4 0A 3 and em...

Страница 196: ...o the required ambient temperature you need to reach the higher setpoint Operation Code Description 9 3 8 4 00 Backup heater operation 0 Restricted 1 Allowed 2 Only DHW Backup heater operation is enab...

Страница 197: ...e user activates this via the Malfunctioning main menu screen To keep energy consumption low we recommend to set Emergency to auto SH reduced DHW off if the house is unattended for longer periods Code...

Страница 198: ...If the backup heater operation is limited 4 00 0 and the outdoor temperature is lower than setting 5 03 the domestic hot water will not be heated with the backup heater 9 6 2 5 03 Priority temperature...

Страница 199: ...ump 1 request 0 no request t Time 8 04 Additional timer at 4 02 F 01 t TA t TA 0 8 01 5 03 4 02 8 02 8 01 8 04 0 8 01 F 01 35 C 8 02 8 01 8 04 TA Ambient outdoor temperature t Time Anti recycle timer...

Страница 200: ...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 02 or F 01 Range 0 95...

Страница 201: ...8 4 is 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 p...

Страница 202: ...Smart Grid operation modes 9 8 6 N A Restriction Only applicable if 9 8 4 Smart grid To set if electrical heaters are allowed Allow electrical heaters No Yes 9 8 7 N A Restriction Only applicable in...

Страница 203: ...hus 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 back to 0 as...

Страница 204: ...functions 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 funct...

Страница 205: ...d 9 9 2 Amp Code Description 9 9 4 5 05 Limit 1 0 A 50 A 9 9 5 5 06 Limit 2 0 A 50 A 9 9 6 5 07 Limit 3 0 A 50 A 9 9 7 5 08 Limit 4 0 A 50 A Limit when 9 9 1 Continuous and 9 9 2 kW Code Description 9...

Страница 206: ...e booster heater will be limited first before the backup heater is limited Note In case power consumption control is DISABLED for all models the setting 4 01 defines whether backup heater and booster...

Страница 207: ...e pulse frequency output of each power meter in accordance with the power meter specifications It is possible to connect up to 2 power meters with different pulse frequencies If only 1 or no power met...

Страница 208: ...mark 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...

Страница 209: ...f Set this value in case an auxiliary boiler is used If Bivalent is enabled When the outdoor temperature drops below the bivalent ON temperature fixed or variable based on energy prices the space heat...

Страница 210: ...chematic 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...

Страница 211: ...rview 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 S...

Страница 212: ...pen 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...

Страница 213: ...reeze 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 ru...

Страница 214: ...settings of the unit to a USB memory stick via the MMI the user interface of the indoor unit When troubleshooting these settings can be provided to our Service department Code Description 9 N N A You...

Страница 215: ...c separator with direct pump d c b a a Indoor unit b Mixing station c Hydraulic separator d Direct pump Additional zone pump fixed PWM The speed of the additional zone pump can be fixed with this sett...

Страница 216: ...0 sec default 125 10 5 10 Commissioning Overview The following items are listed in the submenu A Commissioning User profile Installer settings Information Operation A Commissioning A 1 Operation test...

Страница 217: ...connection About the WLAN cartridge The WLAN cartridge connects the system to the internet The user you can then control the system via the Daikin Residential Controller app This needs the following...

Страница 218: ...y use this function if it is supported by the software version of the WLAN and the software version of the Daikin Residential Controller app Remove from cloud Remove the WLAN cartridge from the cloud...

Страница 219: ...n Room 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 T...

Страница 220: ...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 Domestic hot...

Страница 221: ...nstaller reference guide 221 EPRA08 12EAV3 W1 ETVH X12S18 23EA6V 9W Daikin Altherma 3 H MT F 4P634886 1 2021 03 INFORMATION Depending on the selected installer settings and unit type settings will be...

Страница 222: ...ch 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 p...

Страница 223: ...ce 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 i...

Страница 224: ...ume and flow rate in 8 1 Preparing water piping 481 To perform an air purge To perform a test run To perform an actuator test run Underfloor screed dryout function The underfloor screed dryout functio...

Страница 225: ...atically 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 consis...

Страница 226: ...r See 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...

Страница 227: ...To monitor the temperatures 1 In the menu go to Sensors 2 Select the temperature information 11 4 4 Actuator test run Purpose Perform an actuator test run to confirm the operation of the different act...

Страница 228: ...derfloor 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 t...

Страница 229: ...floor 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 underflo...

Страница 230: ...ically 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...

Страница 231: ...topped 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...

Страница 232: ...ler 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 fin...

Страница 233: ...Maintenance and service 233 13 2 Maintenance safety precautions 233 13 3 Yearly maintenance 234 13 3 1 Yearly maintenance outdoor unit overview 234 13 3 2 Yearly maintenance outdoor unit instructions...

Страница 234: ...changer 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 filter NOTICE Handle the f...

Страница 235: ...the 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...

Страница 236: ...the relief valve is clean If it contains debris or dirt Open the valve until the discharged water does not contain debris or dirt anymore Flush and clean the complete tank including the piping between...

Страница 237: ...ot Prerequisite Stop the unit operation via the user interface Prerequisite Turn OFF the respective circuit breaker Prerequisite Close the cold water supply Prerequisite Open all the hot water tapping...

Страница 238: ...water in a bottle sink using 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 fr...

Страница 239: ...d rolled 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...

Страница 240: ...e 2 clips to fix the water filter to the water circuit pipes 3 Make sure that the air purge valve of the water filter is in the open position 4 Open the valve if equipped of the water circuit towards...

Страница 241: ...pace is NOT sufficiently heated at low outdoor temperatures 247 14 3 10 Symptom The pressure at the tapping point is temporarily unusually high 248 14 3 11 Symptom Tank disinfection function is NOT co...

Страница 242: ...at 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 perf...

Страница 243: ...ken 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...

Страница 244: ...r collectors check if or is displayed on the home screen of the user interface If not you can purge air immediately If yes make sure that the room where you want to purge air is sufficiently ventilate...

Страница 245: ...cient voltage towards the pump a If you cannot deblock the rotor of the pump with this method you will need to disassemble the pump and turn the rotor by hand 14 3 6 Symptom The pump is making noise c...

Страница 246: ...expansion vessel 486 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 loca...

Страница 247: ...system 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 out...

Страница 248: ...reheat is selected it is recommended to program the start up of the disinfection function at least 4 hours later than the last expected large hot water tapping This start up can be set by installer s...

Страница 249: ...ror code Description 7H 01 Water flow problem 7H 04 Water flow problem during domestic hot water production 7H 05 Water flow problem during heating sampling 7H 06 Water flow problem during cooling def...

Страница 250: ...ction not completed correctly AJ 03 Too long DHW heat up time required C0 00 Flow sensor malfunction C0 01 Flow switch malfunction C0 02 Flow switch malfunction C4 00 Heat exchanger temperature sensor...

Страница 251: ...m HC 01 Second tank temperature sensor problem HJ 10 Water pressure sensor abnormality J3 00 OU Malfunction of discharge pipe thermistor J3 10 Compressor port thermistor abnormality J5 00 Malfunction...

Страница 252: ...ly voltage U3 00 Underfloor heating screed dryout function not completed correctly U4 00 Indoor outdoor unit communication problem U5 00 User interface communication problem U7 00 OU Transmission malf...

Страница 253: ...ed it is recommended to program an Eco action 3 hours before the scheduled start up of the disinfection function to preheat the tank NOTICE When the minimum water flow is lower than described in the t...

Страница 254: ...ant 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 r...

Страница 255: ...returns the valves Y to their initial state To recover refrigerant when power is OFF 1 Manually open the valves Y see 15 1 1 To manually open the electronic expansion valves 4255 2 Recover refrigerant...

Страница 256: ...BS3 Push buttons Operate the push buttons with an insulated stick such as a closed ballpoint pen to avoid touching of live parts To activate the recovery mode INFORMATION If you get confused in the m...

Страница 257: ...seconds 3 Select setting 9 Press BS2 9 times 4 Select value 2 a Display the current value Press BS3 once b Change the value to 2 Press BS2 once c Enter the value in the system Press BS3 once d Confir...

Страница 258: ...lt 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 secon...

Страница 259: ...for 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...

Страница 260: ...ailable 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 O...

Страница 261: ...all 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...

Страница 262: ...stributor 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 Thermi...

Страница 263: ...HW Cold water IN screw connection 3 4 b2 DHW Hot water OUT screw connection 3 4 c1 Water IN from outdoor unit screw connection 1 c2 Water OUT to outdoor unit screw connection 1 d Pump e Backup heater...

Страница 264: ...Electronic component assembly Electronic component assembly Front side view Front side view Indoor Indoor OFF OFF ON ON Outdoor Outdoor Position of compressor terminal Position of compressor terminal...

Страница 265: ...ot 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 circ...

Страница 266: ...exchanger liquid pipe R5T Thermistor air heat exchanger middle R6T Thermistor refrigerant liquid R7T Thermistor injection R9T Thermistor entering water R10T Thermistor leaving water R11T Thermistor fi...

Страница 267: ...rvice 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 Mag...

Страница 268: ...switch TC A2P Signal transmission circuit V1D V4D A1P Diode V1R A1P IGBT power module V2R A1P Diode module V1T V3T A1P Insulated Gate Bipolar Transistor IGBT X1M X2M Terminal strip Y1E Electronic exp...

Страница 269: ...in switch 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 heat...

Страница 270: ...glish Translation Position in switch box Position in switch box Legend A1P Main PCB A2P ON OFF thermostat PC power circuit A3P Heat pump convector A4P Digital I O PCB A8P Demand PCB A11P Main PCB of t...

Страница 271: ...er supply terminal strip X X A X Y Y Connector X M Terminal strip Optional Field supply Translation of text on wiring diagram English Translation 1 Main power connection 1 Main power connection For HP...

Страница 272: ...DHW pump output Domestic hot water pump output DHW pump Domestic hot water pump Electrical meters Electrical meters For HV smartgrid For high voltage Smart Grid For LV smartgrid For low voltage Smart...

Страница 273: ...tation digital inputs 12 V DC 12 mA detection 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...

Страница 274: ...r KRTW wired room thermostat 5 core for C H operation 4 core for H only operation 3 core for C H operation 2 core for H only operation communication 2 core OPTIONAL PART External room thermostat Heat...

Страница 275: ...the 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 Op...

Страница 276: ...product or application explaining how to install configure and maintain it Operation manual Instruction manual specified for a certain product or application explaining how to operate it Maintenance i...

Страница 277: ...ETBH12EF6V ETBH12EF9W ETBX12EF6V ETBX12EF9W ETVH12S18EA6V ETVH12S23EA6V ETVH12S18EA9W ETVH12S23EA9W ETVX12S18EA6V ETVX12S23EA6V ETVX12S18EA9W ETVX12S23EA9W ETVH12SU18EA6V ETVH12SU23EA6V Notes 1 6V 2 9...

Страница 278: ...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...

Страница 279: ...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...

Страница 280: ...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...

Страница 281: ...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...

Страница 282: ...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...

Страница 283: ...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...

Страница 284: ...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...

Страница 285: ...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...

Страница 286: ...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...

Страница 287: ...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...

Страница 288: ...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...

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