Daikin Altherma 3 H MT F Installer'S Reference Manual Download Page 236

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Troubleshooting

Installer reference guide

236

EPRA08~W1 + ET9W

Daikin Altherma 3 H MT F

4P634887-1 – 2021.03

Error code

Description

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

F3-00

OU: Malfunction of discharge pipe temperature

F6-00

OU: Abnormal high pressure in cooling

FA-00

OU: Abnormal high pressure, actuation of HPS

H0-00

OU: Voltage/current sensor problem

H1-00

External 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 position detection sensor

H8-00

OU: Malfunction of compressor input (CT)
system

H9-00

OU: Malfunction of outdoor air thermistor

HC-00

Tank temperature sensor problem

HC-01

Second tank temperature sensor problem

HJ-10

Water pressure sensor abnormality

J3-00

OU: Malfunction of discharge pipe thermistor

J3-10

Compressor port thermistor abnormality

J5-00

Malfunction of suction pipe thermistor

J6-00

OU: Malfunction of heat exchanger thermistor

J6-07

OU: Malfunction of heat exchanger thermistor

J6-32

Leaving water temperature thermistor
Abnormality (outdoor unit)

J6-33

Sensor communication error

J6-36

OU: Malfunction of injection thermistor

J8-00

Malfunction of refrigerant liquid thermistor

Summary of Contents for Altherma 3 H MT F

Page 1: ...staller reference guide Daikin Altherma 3 H MT F EPRA08EAV3 EPRA10EAV3 EPRA12EAV3 EPRA08EAW1 EPRA10EAW1 EPRA12EAW1 ETVZ12S18EA6V ETVZ12S23EA6V ETVZ12S18EA9W ETVZ12S23EA9W https daikintechnicaldatahub...

Page 2: ...it 28 5 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 c...

Page 3: ...water circuit against freezing 78 8 2 7 To fill the domestic hot water tank 81 8 2 8 To insulate the water piping 81 9 Electrical installation 83 9 1 About connecting the electrical wiring 83 9 1 1 Pr...

Page 4: ...3 2 Maintenance safety precautions 219 13 3 Yearly maintenance 220 13 3 1 Yearly maintenance outdoor unit overview 220 13 3 2 Yearly maintenance outdoor unit instructions 220 13 3 3 Yearly maintenance...

Page 5: ...lectronic expansion valves 240 15 1 2 Recovery mode In case of 3N models 7 segments display 241 15 1 3 Recovery mode In case of 1N models 7 LEDs display 242 16 Technical data 245 16 1 Service space Ou...

Page 6: ...ration manual Quick guide for basic usage Format Paper in the box of the indoor unit User reference guide Detailed step by step instructions and background information for basic and advanced usage For...

Page 7: ...cly accessible via https daikintechnicaldatahub eu Heating Solutions Navigator Digital toolbox that offers a variety of tools to facilitate the installation and configuration of heating systems To acc...

Page 8: ...read the installation and operation manual and the wiring instruction sheet Before performing maintenance and service tasks read the service manual For more information see the installer and user refe...

Page 9: ...n Electrical installation What to 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 config...

Page 10: ...gerant 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...

Page 11: ...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 atmosphere...

Page 12: ...o 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...

Page 13: ...lation 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 Tu...

Page 14: ...f 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 c...

Page 15: ...ts 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 t...

Page 16: ...on site 448 WARNING Follow the service space dimensions in this manual for correct installation of the unit See 16 1 Service space Outdoor unit 4246 Special requirements for R32 see 7 1 1 Installation...

Page 17: ...lectrical shock or fire In case of freeze protection by glycol WARNING Due to the presence of glycol corrosion of the system is possible Uninhibited glycol will turn acidic under the influence of oxyg...

Page 18: ...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 i...

Page 19: ...m 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 l...

Page 20: ...s 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 the...

Page 21: ...es from the indoor unit 25 4 3 3 To handle the indoor unit 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 si...

Page 22: ...A6V 9W Daikin Altherma 3 H MT F 4P634887 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...

Page 23: ...4 About the box Installer reference guide 23 EPRA08 12EAV3 W1 ETVZ12S18 23EA6V 9W Daikin Altherma 3 H MT F 4P634887 1 2021 03 120 kg 4 4 2 2 To unpack the outdoor unit 1 2 3 4...

Page 24: ...eratures 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...

Page 25: ...1 h a Shut off valves for water circuit b Overpressure bypass valve c Mounting plate screw for demand PCB EKRP1AHTA and digital I O PCB EKRP1HBAA d General safety precautions e Addendum book for opti...

Page 26: ...uide 26 EPRA08 12EAV3 W1 ETVZ12S18 23EA6V 9W Daikin Altherma 3 H MT F 4P634887 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 ba...

Page 27: ...Combining units and options 28 5 3 1 Possible combinations of indoor unit and outdoor 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...

Page 28: ...ated tank material Stainless steel 18 Integrated tank volume EA Model series 6V Backup heater model 5 3 Combining units and options INFORMATION Certain options may NOT be available in your country 5 3...

Page 29: ...nd the addendum book for optional equipment Digital I O PCB EKRP1HBAA The digital I O PCB is required to provide following signals Alarm output Space heating cooling On OFF output Changeover to extern...

Page 30: ...use the following heat pump convectors FWXV floor standing model FWXT wall mounted model FWXM concealed model For installation instructions see The installation manual of the heat pump convector The...

Page 31: ...VZ12S18 23EA6V 9W Daikin Altherma 3 H MT F 4P634887 1 2021 03 Smart grid relay kit EKRELSG The installation of the optional Smart grid relay kit is required in case of high voltage Smart grid contacts...

Page 32: ...erential kWh rate power supply 41 6 5 Setting up the power consumption control 42 6 5 1 Permanent power limitation 43 6 5 2 Power limitation activated by digital inputs 44 6 5 3 Power limitation proce...

Page 33: ...act 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 syste...

Page 34: ...s A typical installation consists of underfloor heating at a lower temperature and radiators at a higher water temperature In this document Main zone Zone with the lowest design temperature in heating...

Page 35: ...indoor unit The desired room temperature is set via the external thermostat and the thermostatic valves of the radiators in each room The heating demand signal from the external thermostat is connect...

Page 36: ...wo heat emitter systems provides the excellent heating comfort of the underfloor heating and the excellent cooling comfort of the heat pump convectors Efficiency Depending on the demand the indoor uni...

Page 37: ...is needed at the kitchen sink per day 1 sink 2 min 5 l min 10 l Are there any other domestic hot water needs Example If the DHW consumption of a family 4 persons per day is as follows 3 showers 1 bat...

Page 38: ...nk during the night When the heat pump produces domestic hot water it cannot heat up a space In case you need domestic hot water and space heating at the same we recommend to produce the domestic hot...

Page 39: ...ield supply The DHW pump is field supplied and its installation is the responsibility of the installer For the electrical wiring see 9 3 5 To connect the domestic hot water pump 4104 If the applicable...

Page 40: ...teed 6 4 1 Produced heat INFORMATION The sensors used to calculate the produced heat are calibrated automatically INFORMATION If glycol is present in the system E 0D 1 then the produced heat will NOT...

Page 41: ...r meters 6 4 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 X5M 6 See 9 3 4 To connect the electrici...

Page 42: ...backup heater e f e i h g A B b a d c 580 1 50 0 0 580 1 50 0 0 A Outdoor unit B Indoor unit a Electrical cabinet L1 N Preferential kWh rate power supply b Electrical cabinet L1 L2 L3 N Normal kWh rat...

Page 43: ...an 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 consum...

Page 44: ...wer 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 activation of a certain power l...

Page 45: ...o 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 5 3 Power limitation process The outdoor unit has b...

Page 46: ...tation 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 mos...

Page 47: ...ore 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...

Page 48: ...58 7 3 3 To provide the installation structure 58 7 3 4 To install the outdoor unit 59 7 3 5 To provide drainage 60 7 3 6 To install the discharge grille 61 7 3 7 To remove the discharge grille and pu...

Page 49: ...it may start rotating very fast until it breaks It is recommended to install a baffle plate when the air outlet is exposed to wind It is recommended to install the outdoor unit with the air inlet fac...

Page 50: ...Building c Outdoor unit d Windbreaker The outdoor unit is designed for outdoor installation only and for the following ambient temperatures Cooling mode 10 43 C Heating mode 28 25 C Special requireme...

Page 51: ...100 mm above the maximum expected level of snow See 7 3 Mounting the outdoor unit 457 for more details In heavy snowfall areas it is very important to select an installation site where the snow will N...

Page 52: ...n must be strong enough to bear 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 a...

Page 53: ...ove the transportation stay NOTICE If the unit is operated with the transportation stay attached abnormal vibration or noise may be generated The transportation stay protects the unit during transport...

Page 54: ...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 d...

Page 55: ...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 prevent...

Page 56: ...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 the...

Page 57: ...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 Reinstall...

Page 58: ...outdoor unit INFORMATION Also read the precautions and requirements in the following chapters 2 General safety precautions 410 7 1 Preparing the installation site 448 7 3 3 To provide the installatio...

Page 59: ...arge 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 463 8 0 0 479 a 150 mm 4 M12 a Make sure not to cover the drain hole...

Page 60: ...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...

Page 61: ...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 sure...

Page 62: ...wer 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...

Page 63: ...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...

Page 64: ...08 12EAV3 W1 ETVZ12S18 23EA6V 9W Daikin Altherma 3 H MT F 4P634887 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 t...

Page 65: ...so read the precautions and requirements in the following chapters 2 General safety precautions 410 7 1 Preparing the installation site 448 7 4 3 To install the indoor unit 1 Lift the indoor unit from...

Page 66: ...ose 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 re...

Page 67: ...piping 77 8 2 5 To fill the water circuit 77 8 2 6 To protect the water circuit against freezing 78 8 2 7 To fill the domestic hot water tank 81 8 2 8 To insulate the water piping 81 8 1 Preparing wa...

Page 68: ...required water flow and the available external static pressure of the pump See 16 Technical data 4245 for the external static pressure curves of the indoor unit Water flow You can find the minimum re...

Page 69: ...rass properly so that they do NOT make contact with each other This to prevent galvanic corrosion Valve Change over time When using a 2 way valve or a 3 way valve in the water circuit the maximum chan...

Page 70: ...e and flow rate The indoor unit has an expansion vessel of 10 litre with a factory set pre pressure of 1 bar To make sure that the unit operates properly You MUST check the minimum and maximum water v...

Page 71: ...volume NOTICE The maximum water volume depends on whether glycol is added to the water circuit For more information on the addition of glycol refer to 8 2 6 To protect the water circuit against freezi...

Page 72: ...t point of the water circuit and the indoor unit If the indoor unit is at the highest point of the installation the installation height is 0 m Minimum flow rate Check that the minimum flow rate in the...

Page 73: ...eleasing or increasing nitrogen pressure through the Schrader valve of the expansion vessel a a Schrader valve 8 1 5 To check the water volume Examples Example 1 The indoor unit is installed 5 m below...

Page 74: ...Filling the domestic hot water tank 7 Insulating the water piping 8 2 2 Precautions when connecting the water piping INFORMATION Also read the precautions and requirements in the following chapters 2...

Page 75: ...unit field piping to the shut off valves 3 Connect the O rings and shut off valves to the space heating cooling water pipes of both zones of the indoor unit 4 Connect the space heating cooling field...

Page 76: ...8 1 3 To check the water volume and flow rate 470 Mind the minimum flow rate when adjusting the overpressure bypass valve setting See 8 1 3 To check the water volume and flow rate 4 70 and 11 4 1 Mini...

Page 77: ...alve 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 preven...

Page 78: ...revents 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 f...

Page 79: ...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 compon...

Page 80: ...ll 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 m...

Page 81: ...tion 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 the...

Page 82: ...he 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...

Page 83: ...ain power supply 97 9 3 2 To connect the backup heater power supply 99 9 3 3 To connect the shut off valve 102 9 3 4 To connect the electricity meters 103 9 3 5 To connect the domestic hot water pump...

Page 84: ...tor wires extension cords or connections from a star system They can cause overheating electrical shock or fire Do NOT install a phase advancing capacitor because this unit is equipped with an inverte...

Page 85: ...s Wire type Installation method Single core wire c b c a a A AA A a Curled single core wire b Screw c Flat washer Stranded conductor wire with round crimp style terminal c b b a c a B B a Terminal b S...

Page 86: ...ctrical 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...

Page 87: ...eferential 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 powe...

Page 88: ...rip 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 Powe...

Page 89: ...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 s...

Page 90: ...ional 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 t...

Page 91: ...t 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 fie...

Page 92: ...LU 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...

Page 93: ...ional 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 t...

Page 94: ...12S18 23EA6V 9W Daikin Altherma 3 H MT F 4P634887 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 Requi...

Page 95: ...ect the alarm output 4105 Space cooling heating operation control See 9 3 7 To connect the space cooling heating ON OFF output 4106 Changeover to external heat source control See 9 3 8 To connect the...

Page 96: ...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 addit...

Page 97: ...room thermostat Addendum book for optional equipment Wired room thermostat without multi zoning base unit Installation manual of the wired room thermostat Addendum book for optional equipment Wired ro...

Page 98: ...terconnection 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 cur...

Page 99: ...ntings INFORMATION In case of preferential kWh rate power supply connect X11Y to X11YB The necessity of separate normal kWh rate power supply to indoor unit b X2M 5 6 depends on the type of preferenti...

Page 100: ...Electrical equipment complying with EN IEC 61000 3 12 European International Technical Standard setting the limits for harmonic currents produced by equipment connected to public low voltage systems w...

Page 101: ...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 2...

Page 102: ...ll 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 c...

Page 103: ...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 connecte...

Page 104: ...s 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 5...

Page 105: ...rm 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 454 1 Top panel 1 2 3 2 User interface panel 3 Upper switch box cover 2...

Page 106: ...cable tie mountings 9 3 7 To connect the space cooling heating ON OFF output Wires 2 1 0 75 mm Maximum load 0 3 A 250 V AC 1 Open the following see 7 2 5 To open the indoor unit 454 1 Top panel 1 2 3...

Page 107: ...ater 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 20 mA 5 V...

Page 108: ...9 To connect the power consumption digital inputs Wires 2 per input signal 0 75 mm Power limitation digital inputs 12 V DC 12 mA detection voltage supplied by PCB 9 9 Power consumption control 1 Open...

Page 109: ...d 3 Fix the cable with cable ties to the cable tie mountings 9 3 10 To connect the safety thermostat normally closed contact 1 Open the following see 7 2 5 To open the indoor unit 454 1 Top panel 1 2...

Page 110: ...thermostat is typically a thermostatically controlled valve with a normally closed contact When the water temperature in the main zone is too high the contact will open and the user interface will sho...

Page 111: ...the 3 way valve INFORMATION ALWAYS configure the safety thermostat for the additional zone after it is installed Without configuration the indoor unit will ignore the safety thermostat contact NOTICE...

Page 112: ...5 Smart grid operation mode 9 8 6 Allow electrical heaters 9 8 7 Enable room buffering 9 8 8 Limit setting kW The wiring of the Smart Grid in case of low voltage contacts is as follows 14 13 S11S 6 5...

Page 113: ...ts is as follows S4S 3 4 X5M X5M 13 14 K2A K1A 5 6 9 10 K1A L N L N STEP 3 a b c d e f STEP 1 STEP 2 A1 A2 4 3 2 1 X10M K2A A1 A2 2 1 STEP 1 Smart Grid relay kit installation STEP 2 Low voltage connec...

Page 114: ...03 e Wires between the relays and X10M AWG18 RED B A B X5M 5 6 9 10 1 2 3 4 K1A K2A b b X10M a 2 Connect the low voltage wiring as follows A X5M 4 X5M 3 S4S B A B X5M 3 4 1314 3 Connect the high volta...

Page 115: ...ive cable length with a cable tie 9 3 12 To connect the WLAN cartridge delivered as accessory D Wireless gateway 1 Insert the WLAN cartridge into the cartridge slot on the user interface of the indoor...

Page 116: ...Using weather dependent curves 134 10 5 Settings menu 136 10 5 1 Malfunctioning 136 10 5 2 Room 137 10 5 3 Main zone 141 10 5 4 Additional zone 152 10 5 5 Space heating cooling 157 10 5 6 Tank 166 10...

Page 117: ...t 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 th...

Page 118: ...gs 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 permis...

Page 119: ...pdating 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 switch box of...

Page 120: ...ller settings 4179 Backup heater type 9 3 1 Domestic hot water 9 2 1 Emergency 9 5 Number of zones 4 4 10 5 5 Space heating cooling 4157 Glycol Filled system overview field setting E 0D 10 5 9 Install...

Page 121: ...ad 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 4166 Comfort setpoint 5 2...

Page 122: ...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...

Page 123: ...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 dec...

Page 124: ...unction A malfunction occurred See 14 4 1 To display the help text in case of a malfunction 4234 for more information a If the corresponding operation for example space heating is not active the circl...

Page 125: ...ing 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...

Page 126: ...n 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 t...

Page 127: ...TION 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 T...

Page 128: ...e 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...

Page 129: ...e 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 act...

Page 130: ...eat 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 se...

Page 131: ...er 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...

Page 132: ...ce See 10 4 4 Using weather dependent curves 4134 Availability The weather dependent curve is available for Main zone Heating Main zone Cooling Additional zone Heating Additional zone Cooling Tank onl...

Page 133: ...Slope and offset Define the weather dependent curve by its slope and offset Change the slope to differently increase or decrease the temperature of the leaving water for different ambient temperatures...

Page 134: ...onal 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 Th...

Page 135: ...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 cu...

Page 136: ...ther 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 co...

Page 137: ...nt screen Control the room temperature of the main zone via setpoint screen 1 Room See 10 3 5 Setpoint screen 4126 Schedule Indicate if the room temperature is controlled according to a schedule or no...

Page 138: ...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 Act...

Page 139: ...l 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 tem...

Page 140: ...st 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 o...

Page 141: ...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 externa...

Page 142: ...reen 2 Main zone See 10 3 5 Setpoint screen 4126 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 follow...

Page 143: ...ure 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 Descripti...

Page 144: ...ture 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 T...

Page 145: ...er 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 hig...

Page 146: ...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 zon...

Page 147: ...adjusted to guarantee they are between the limits Always balance between the desired leaving water temperature with the desired room temperature and or the capacity according to the design and select...

Page 148: ...e g heat pump convector Room thermostat Unit operation is decided based on the ambient temperature of the dedicated Human Comfort Interface BRC1HHDA used as room thermostat Code Description 2 9 C 07 0...

Page 149: ...heating for the main zone the target delta T temperature difference depends on the selected emitter type for the main zone Delta T is the absolute value of the temperature difference between the leavi...

Page 150: ...in case of room thermostat control When using the room thermostat functionality the customer needs to set the desired room temperature The unit will supply hot water to the heat emitters and the room...

Page 151: ...imum leaving water temperature setpoint required to reach a stable condition on the comfort setpoint for the room Shut off valve The following is only applicable in case of 2 leaving water temperature...

Page 152: ...ce operation mode to cooling 1 Yes closes when the space operation mode is cooling WD curve type The weather dependent curve can be defined using the 2 points method or the Slope Offset method See 10...

Page 153: ...e additional zone via 3 2 Heating schedule See 10 3 7 Schedule screen Example 4127 Cooling schedule Define a cooling temperature schedule for the additional zone via 3 3 Cooling schedule See 10 3 7 Sc...

Page 154: ...emperature 10 C 25 C 0 01 Desired leaving water temperature when the outdoor temperature equals or drops below the low ambient temperature 9 05 C 9 06 C Note This value should be higher than 0 00 as f...

Page 155: ...tures 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 t...

Page 156: ...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...

Page 157: ...2 Slope Offset see 10 4 3 Slope offset curve 4133 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 D...

Page 158: ...ccording to a schedule Conditions You set the space operation mode to Automatic 1 Go to 4 2 Space heating cooling Operation mode schedule 2 Select a month 3 For each month select an option Reversible...

Page 159: ...ature the installer sets a hysteresis value e g when in heating this value is related to the desired cooling temperature and an offset value e g when in heating this value is related to the desired he...

Page 160: ...ature added by the hysteresis value Range 1 C 10 C N A 4 0D Offset ensures that the active desired room temperature is always reached In heating mode the space operation only changes when the room tem...

Page 161: ...ortant 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 ar...

Page 162: ...a b c d b c a Space heating cooling control b Off c On d Pump operation 4 5 F 0D 1 Sample The pump is ON when there is heating or cooling demand as the leaving water temperature has not yet reached th...

Page 163: ...nu it can be read out which type of unit is used Code Description 4 6 E 02 Unit type 0 Reversible 1 Heating only Pump limitation The pump speed limitation for the main zone 9 0E and additional zone 9...

Page 164: ...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 guarante...

Page 165: ...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 setti...

Page 166: ...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 fu...

Page 167: ...erful 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 act...

Page 168: ...ture 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...

Page 169: ...ng 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 by...

Page 170: ...upted 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 whil...

Page 171: ...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...

Page 172: ...Also see 10 4 Weather dependent curve 4131 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...

Page 173: ...mum 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 bac...

Page 174: ...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 mo...

Page 175: ...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 Complete...

Page 176: ...4 2 Schedule For more information about scheduling see 10 3 7 Schedule screen Example 4127 Electricity prices and gas price Only applicable in combination with the bivalent function See also Bivalent...

Page 177: ...t 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...

Page 178: ...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 histor...

Page 179: ...n 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...

Page 180: ...de you using the configuration wizard This way you can set the most important initial settings This way the unit will be able to run properly Afterwards more detailed settings can be done via the menu...

Page 181: ...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 tur...

Page 182: ...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 eme...

Page 183: ...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 enabl...

Page 184: ...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...

Page 185: ...f 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...

Page 186: ...mp 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 M...

Page 187: ...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...

Page 188: ...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 po...

Page 189: ...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 c...

Page 190: ...us 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 t...

Page 191: ...unctions 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 functi...

Page 192: ...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...

Page 193: ...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 h...

Page 194: ...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 mete...

Page 195: ...ark 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 o...

Page 196: ...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 heati...

Page 197: ...hematic 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...

Page 198: ...view 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 So...

Page 199: ...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...

Page 200: ...eeze 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 run...

Page 201: ...ia the MMI the user interface of the indoor unit When troubleshooting these settings can be provided to our Service department Code Description 9 N N A Your MMI settings will be exported to the connec...

Page 202: ...C Operation C 2 Space heating cooling C 3 Tank To enable or disable functionalities In the operation menu you can separately enable or disable functionalities of the unit Code Description C 2 N A Spa...

Page 203: ...See http www onlinecontroller daikineurope com Configuration To configure the Daikin Residential Controller app follow the in app instructions While doing this the following actions and information ar...

Page 204: ...21 03 Home network connection Read out the status of the connection to the home network Code Description D 5 N A Home network connection Disconnected from WLAN_SSID Connected to WLAN_SSID Cloud connec...

Page 205: ...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 Ti...

Page 206: ...nefit kWh power supply Benefit kWh power supply Smart grid operation mode Allow electrical heaters Limit setting kW Enable room buffering Allow heater Allow pump 9 Installer settings Configuration wiz...

Page 207: ...mode The software is equipped with protective functions such as room antifrost The unit automatically runs these functions when necessary During installation or service this behaviour is undesired The...

Page 208: ...e 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 209: ...form an actuator test run Underfloor screed dryout function The underfloor screed dryout function is started if necessary 11 4 1 Minimum flow rate Purpose For a correct operating unit it is important...

Page 210: ...nit and the removal of air in the water circuit will start NOTICE Before starting the air purge open the safety valve and check if the circuit is sufficiently filled with water Only if water escapes t...

Page 211: ...ge function automatically stops after 30 minutes INFORMATION For best results air purge each loop separately Status of valve and pumps during air purge Status Air purge on zone Main zone mixed Additio...

Page 212: ...operation You can change the pump speed You must change the circuit To change these settings during the air purge open the menu and go to A 3 1 5 Settings Scroll to Circuit and set it to Space Tank Sc...

Page 213: ...ting cooling and Tank operation 1 Set the user permission level to Installer See To change the user permission level 4117 2 Go to A 1 Commissioning Operation test run 3 Select a test from the list Exa...

Page 214: ...e Pump 4 Select OK to confirm Result The actuator test run starts It stops automatically when ready 30 min To stop the test run manually 1 In the menu go to Stop test run 2 Select OK to confirm Possib...

Page 215: ...r will perform the screed dryout and supply the leaving water without heat pump operation To program an underfloor heating screed dryout schedule Duration and temperature The installer can program up...

Page 216: ...y disable room frost protection by setting 2 06 to 0 and KEEP it disabled until the screed dryout has finished Ignoring this notice will result in cracking of the screed NOTICE For the underfloor heat...

Page 217: ...ower failure the U3 error is not generated When power is restored the unit automatically restarts the latest step and continues the program Stop UFH screed dryout To manually stop underfloor heating s...

Page 218: ...er 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...

Page 219: ...aintenance and service 219 13 2 Maintenance safety precautions 219 13 3 Yearly maintenance 220 13 3 1 Yearly maintenance outdoor unit overview 220 13 3 2 Yearly maintenance outdoor unit instructions 2...

Page 220: ...at 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 filter with care To prevent...

Page 221: ...tenance of the magnetic filter dirt separator consists of Checking if both parts of the magnetic filter dirt separator are still screwed tight a Emptying the dirt separator as follows 1 Take off the m...

Page 222: ...pressure relief valve Open the valve and check if it operates correctly The water may be very hot Checkpoints are The water flow coming from the relief valve is high enough no blockage of the valve or...

Page 223: ...ay be required at certain intervals Chemical disinfection If the applicable legislation requires a chemical disinfection in specific situations involving the domestic hot water tank please be aware th...

Page 224: ...to it see 7 2 5 To open the indoor unit 454 7 2 6 To lower the switch box on the indoor unit 456 2 Close the stop valves of the water circuit 3 Close the valve if equipped of the water circuit toward...

Page 225: ...c filter dirt separator is ONLY required in case of severe issues Preferably this action is never to be done during the complete lifetime of the magnetic filter dirt separator a b a Bottom part to be...

Page 226: ...filter in the correct location a c b a a Clip b Magnetic filter dirt separator c Air purge valve 2 Install the 2 clips to fix the water filter to the water circuit pipes 3 Make sure that the air purg...

Page 227: ...ace is NOT sufficiently heated at low outdoor temperatures 232 14 3 10 Symptom The pressure at the tapping point is temporarily unusually high 233 14 3 11 Symptom Tank disinfection function is NOT com...

Page 228: ...All shut off valves of the water circuit are completely open The water filters are clean Clean if necessary There is no air in the system Purge air if necessary You can purge air manually see To perf...

Page 229: ...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...

Page 230: ...you 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...

Page 231: ...sel is correct see 8 1 4 Changing the pre pressure of the expansion vessel 473 14 3 7 Symptom The pressure relief valve opens Possible causes Corrective action The expansion vessel is broken Replace t...

Page 232: ...Corrective action The backup heater operation is not activated Check the following The backup heater operation mode is enabled Go to 9 3 8 Installer settings Backup heater Operation 4 00 The backup h...

Page 233: ...nlet Replace the pressure relief valve 14 3 11 Symptom Tank disinfection function is NOT completed correctly AH error Possible causes Corrective action The disinfection function was interrupted by dom...

Page 234: ...of a malfunction the following will appear on the home screen depending on the severity Error Malfunction You can get a short and a long description of the malfunction as follows 1 Press the left dia...

Page 235: ...rmal 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 prob...

Page 236: ...ernal 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 p...

Page 237: ...nit 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 0...

Page 238: ...an be set by installer settings disinfection function When the Schedule only mode is selected it is recommended to program an Eco action 3 hours before the scheduled start up of the disinfection funct...

Page 239: ...nt 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 re...

Page 240: ...eturns 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 4240 2 Recover refrigerant...

Page 241: ...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 mi...

Page 242: ...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 Confirm...

Page 243: ...t 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 second...

Page 244: ...or 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...

Page 245: ...NOT applicable 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 Business Portal au...

Page 246: ...ll 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...

Page 247: ...tributor 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 Thermis...

Page 248: ...ction 1 q Loose nut 1 b2 Space heating main mixed zone Water OUT screw connection 1 B1L Flow sensor c1 DHW Cold water IN screw connection 3 4 B1PW Space heating water pressure sensor c2 DHW Hot water...

Page 249: ...lectronic 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 P...

Page 250: ...t 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 circu...

Page 251: ...xchanger 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...

Page 252: ...vice 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 Magn...

Page 253: ...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 expa...

Page 254: ...tch box Wiring depending on model PCB Note 1 Connection point of the power supply for the BUH should be foreseen outside the unit Note 1 Connection point of the power supply for the backup heater shou...

Page 255: ...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 A5P Bizone PCB A6P Current loop PCB A8P Demand PCB A11P Main P...

Page 256: ...X6M Backup heater power supply terminal strip X10M Smart Grid power supply terminal strip X X A J X H X Y Connector X M Terminal strip Optional Field supply Translation of text on wiring diagram Engli...

Page 257: ...ed by PCB Continuous Continuous current 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...

Page 258: ...on voltage supplied by PCB Power limitation 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...

Page 259: ...t Only for KRTW wired room thermostat 4 core 2 core communication 2 core OPTIONAL PART External room thermostat Heat pump convector main and or additional zone main X2M 30 31 35 add X2M 30 31 35a main...

Page 260: ...heating cooling circuit B Water flow rate through the unit in the space heating cooling circuit C Operation range D Minimum flow during normal operation E Minimum flow during backup heater operation F...

Page 261: ...roduct 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 in...

Page 262: ...1 12 Field settings table Applicable indoor units ETVZ12S18EA6V ETVZ12S23EA6V ETVZ12S18EA9W ETVZ12S23EA9W Notes 1 6V 2 9W 3 EKHVCONV4 4 18 5 23 4P634892 1 2021 03...

Page 263: ...3 9 03 R W 5 18 C step 1 C 7 C 3 2 8 4 9 02 R W 18 22 C step 1 C 22 C 3 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...

Page 264: ...R W 14 35 C step 1 C 35 C 4 3 2 F 01 R W 10 35 C step 1 C 20 C 3 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 3 R O 0 Revers...

Page 265: ...0 10 C step 1 C 2 C 5 E R O 0 2 points 1 Slope Offset User settings Quiet 7 4 1 R W 0 OFF 1 Manual 2 Automatic 7 4 3 R W 0 Quiet 1 More Quiet 2 Most Quiet Electricity price 7 5 1 R W 0 00 990 kWh 1 k...

Page 266: ...0 07 R W 10 25 C step 1 C 20 C 3 Tank 9 1 B 1 6 0D R W 0 Reheat only 1 Reheat sched 2 Scheduled only 9 1 B 2 6 0A R W 30 6 0E C step 1 C 60 C 9 1 B 3 6 0B R W 30 min 50 6 0E C step 1 C 45 C 9 1 B 4 6...

Page 267: ...p 5 min 95 min Installer settings 9 7 4 04 E 0D 0 R O E 0D 1 R W 0 Continuous pump operation 1 Non continuous pump operation 2 OFF Benefit kWh power supply 9 8 2 D 00 R W 0 None 1 BSH only 2 BUH only...

Page 268: ...1 7 C 3 2 0C 2 18 C 3 9 I 0 05 R W 9 07 9 08 C step 1 C 22 C 3 9 I 0 06 R W 25 43 C step 1 C 35 C 3 9 I 0 07 R W 10 25 C step 1 C 20 C 3 9 I 0 0B R W 35 6 0E C step 1 C 55 C 9 I 0 0C R W min 45 6 0E 6...

Page 269: ...3 09 R W 15 25 C step 1 C 15 C Leaving water value for low ambient temp for LWT main zone heating WD curve Leaving water value for high ambient temp for LWT main zone heating WD curve Weather depende...

Page 270: ...C 9 I 6 0B R W 30 min 50 6 0E C step 1 C 45 C 9 I 6 0C R W 30 min 50 6 0E C step 1 C 45 C 9 I 6 0D R W 0 Reheat only 1 Reheat sched 2 Scheduled only 9 I 6 0E R W 40 65 C step 1 C 65 C What is the BUH...

Page 271: ...W 0 8 step 1 0 No limitation 1 4 90 60 pump speed 5 8 90 60 pump speed during sampling 6 80 pump speed during sampling 9 I C 00 R O 0 Solar priority 1 Heat pump priority Domestic hot water booster he...

Page 272: ...3 1 Heating only 9 I E 03 R O 3 6V 1 4 9W 2 9 I E 04 R O 0 No 1 Yes 9 I E 05 R O 0 No 1 Yes 9 I E 06 1 9 I E 07 R O 1 Integrated 9 I E 08 R W 0 disabled 1 Enabled 9 I E 09 1 9 I E 0B R O 1 Yes 9 I E...

Page 273: ...I F 07 0 9 I F 08 0 9 I F 09 R W 0 Disabled 1 Enabled 9 I F 0A 0 9 I F 0B R W 0 No 1 Yes 9 I F 0C R W 0 No 1 Yes 9 I F 0D R W 0 Continuous 1 Sample 2 Request What is the pump operation mode Pump opera...

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

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