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Installer'S Reference Manual

Daikin ETVZ16S18EA6V, Installer'S Reference Manual

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9

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Electrical installation

Installer reference guide

102

EPRA14~W1 + ET9W

Daikin Altherma 3 H HT F

4P644739-1 – 2021.02

B

A

B

21 28

X2M

B

21 29

X2M

NO

NC

3

Fix the cable with cable ties to the cable tie mountings.

9.3.4 To connect the electricity meters

Wires: 2 (per meter)×0.75 mm²

Electricity meters: 12 V DC pulse detection (voltage supplied by PCB)

[9.A]

Energy metering

INFORMATION

In case of an electricity meter with transistor output, check the polarity. The positive
polarity MUST be connected to X5M/6 and X5M/4; the negative polarity to X5M/5
and X5M/3.

1

Open the following (see

"7.2.5 To open the indoor unit"

1

Top panel

1

2

3

2

User interface panel

3

Upper switch box cover

2

Connect the electricity meters cable to the appropriate terminals as shown in
the illustration below.

A

6

5

4

3

S3S S2S

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Summary of Contents for ETVZ16S18EA6V

Page 1: ...staller reference guide Daikin Altherma 3 H HT F EPRA14DAV3 EPRA16DAV3 EPRA18DAV3 EPRA14DAW1 EPRA16DAW1 EPRA18DAW1 ETVZ16S18EA6V ETVZ16S23EA6V ETVZ16S18EA9W ETVZ16S23EA9W 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: ...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 9 Electrical installation 83 9 1 About connecting the electrical wirin...

Page 4: ...ions 217 13 3 Yearly maintenance 218 13 3 1 Yearly maintenance outdoor unit overview 218 13 3 2 Yearly maintenance outdoor unit instructions 218 13 3 3 Yearly maintenance indoor unit overview 218 13 3...

Page 5: ...t 237 15 1 1 To manually open the electronic expansion valves 238 15 1 2 Recovery mode 239 16 Technical data 241 16 1 Service space Outdoor unit 242 16 2 Piping diagram Outdoor unit 243 16 3 Piping di...

Page 6: ...ormation 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...

Page 7: ...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...

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

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

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 98 83 EC 2 1 5 Electrical DANGER RISK OF ELECTROCUTION Tur...

Page 14: ...ng 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 t...

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: ...Special requirements for R32 see 7 1 1 Installation site requirements of the outdoor unit 449 WARNING Do NOT pierce or burn Do NOT use means to accelerate the defrosting process or to clean the equip...

Page 17: ...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 uninhibited...

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

Page 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...

Page 22: ...9W Daikin Altherma 3 H HT F 4P644739 1 2021 02 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...

Page 23: ...4 About the box Installer reference guide 23 EPRA14 18DAV3 W1 ETVZ16S18 23EA6V 9W Daikin Altherma 3 H HT F 4P644739 1 2021 02 4 2 2 To unpack the outdoor unit 1 2 3 4...

Page 24: ...f Disposal manual Recovering refrigerant g Energy label h Discharge grille upper lower part i Installation manual Discharge grille NOTICE Unpacking When you remove the top packaging accessories hold t...

Page 25: ...bypass valve c Mounting plate screw for demand PCB EKRP1AHTA and digital I O PCB EKRP1HBAA d General safety precautions e Addendum book for optional equipment f Indoor unit installation manual g Oper...

Page 26: ...uide 26 EPRA14 18DAV3 W1 ETVZ16S18 23EA6V 9W Daikin Altherma 3 H HT F 4P644739 1 2021 02 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: ...r 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...

Page 28: ...RMATION Certain options might NOT be available in your country 5 3 1 Possible combinations of indoor unit and outdoor unit Indoor unit Outdoor unit EPRA14 EPRA16 EPRA18 ETVZ16 O O O 5 3 2 Possible opt...

Page 29: ...output Changeover to external heat source For installation instructions see the installation manual of the digital I O PCB and addendum book for optional equipment Demand PCB EKRP1AHTA To enable the p...

Page 30: ...ion manual of the heat pump convector The installation manual of the heat pump convector options The addendum book for optional equipment WLAN module BRP069A71 A WLAN cartridge to be plugged into the...

Page 31: ...VZ16S18 23EA6V 9W Daikin Altherma 3 H HT F 4P644739 1 2021 02 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: ...e power supply 42 6 5 Setting up the power consumption control 43 6 5 1 Permanent power limitation 44 6 5 2 Power limitation activated by digital inputs 44 6 5 3 Power limitation process 46 6 5 4 BBR1...

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 4103 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: ...power meters set the number of pulses kWh for each power meter via the user interface INFORMATION When measuring the electrical power consumption make sure ALL power input of the system is covered by...

Page 42: ...ne meter is insufficient The electrical meter cannot easily be installed in the electrical cabinet 230 V and 400 V three phase grids are combined very uncommon because of technical limitations of powe...

Page 43: ...b Electrical cabinet L1 L2 L3 N Normal kWh rate power supply c Power meter L1 N d Power meter L1 L2 L3 N e Fuse L1 N f Fuse L1 L2 L3 N g Outdoor unit L1 N h Indoor unit L1 N i Backup heater L1 L2 L3 N...

Page 44: ...a minimum power consumption of 3 6 kW to guarantee Defrost operation Otherwise if defrosting is interrupted several times the heat exchanger will freeze up Space heating and DHW production by allowing...

Page 45: ...ntire house lighting domestic appliances space heating a b A B C 1 2 3 4 5 A8P A Outdoor unit B Indoor unit C Energy management system a Power limitation activation 4 digital inputs b Backup heater Pi...

Page 46: ...imited and turned OFF first The system limits power consumption in the following order 1 Turns OFF the backup heater 2 Limits the outdoor unit 3 Turns OFF the outdoor unit Example If the configuration...

Page 47: ...external temperature sensor You can connect one external temperature sensor It measures the indoor or outdoor ambient temperature We recommend to use an external temperature sensor in the following c...

Page 48: ...tdoor sensor and the addendum book for optional equipment Configuration Select outdoor sensor 9 B When the power saving functionality of the outdoor unit is active see Power saving function 4197 the o...

Page 49: ...e discharge grille 62 7 3 7 To remove the discharge grille and put the grille in safety position 63 7 4 Mounting the indoor unit 65 7 4 1 About mounting the indoor unit 65 7 4 2 Precautions when mount...

Page 50: ...d to the wind b a c b a Baffle plate b Prevailing wind direction c Air outlet Do NOT install the unit in the following places Sound sensitive areas e g near a bedroom so that the operation noise will...

Page 51: ...s an internal 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 Do NO...

Page 52: ...wfall areas it is very important to select 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 sn...

Page 53: ...ter tank full of water into account Make sure in the event of a water leak water cannot cause any damage to the installation space and surroundings Do NOT install the unit in places such as In places...

Page 54: ...portation stay attached abnormal vibration or noise may be generated The transportation stays 2 protect the unit during transport During installation they must be removed a a Transportation stays 2 1...

Page 55: ...t Overview a b d c e a Top panel b User interface panel c Switch box cover d Front panel e High voltage switch box cover Open 1 Remove the top panel 7 T25 2 Remove the user interface panel Open the hi...

Page 56: ...itch box cover 4 T25 4 If necessary remove the front plate This is for example necessary in the following cases 7 2 6 To lower the switch box on the indoor unit 457 7 4 4 To connect the drain hose to...

Page 57: ...u will need access to the inside of the indoor unit To have easier front access put the switch box lower on the unit as follows Prerequisite The user interface panel and front panel have been removed...

Page 58: ...connect the water piping Typical workflow Mounting the outdoor unit typically consists of the following stages 1 Providing the installation structure 2 Installing the outdoor unit 3 Providing drainag...

Page 59: ...the unit is positioned at least 100 mm above the maximum expected level of snow Anchor points 800 mm 479 Pedestal When installing on a pedestal make sure that the discharge grille still can be put in...

Page 60: ...tallation structure 4 M12 3 Remove the slings and screws and dispose of them 4 7 3 5 To provide drainage Make sure that condensation water can be evacuated properly Install the unit on a base to make...

Page 61: ...alled in a cold climate take adequate measures so that the evacuated condensate CANNOT freeze We recommend to do the following Insulate the drain hose Install a drain tube heater field supply To conne...

Page 62: ...connect the electrical wiring Install the lower part of the discharge grille 1 Insert the hooks 2 Insert the ball studs 1 2 3 Fix the 2 lower screws 3 2 5 N m Install the upper part of the discharge g...

Page 63: ...6 5 N m 7 3 7 To remove the discharge grille and 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...

Page 64: ...23EA6V 9W Daikin Altherma 3 H HT F 4P644739 1 2021 02 4 2 Remove the lower part of the discharge grille 4 3 Rotate the lower part of the discharge grille 4 Align the ball stud and hook on the grille w...

Page 65: ...door unit INFORMATION Also read the precautions and requirements in the following chapters 2 General safety precautions 410 7 1 Preparing the installation site 449 7 4 3 To install the indoor unit 1 L...

Page 66: ...se inside the unit You must connect the drain 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 us...

Page 67: ...7 Unit installation Installer reference guide 67 EPRA14 18DAV3 W1 ETVZ16S18 23EA6V 9W Daikin Altherma 3 H HT F 4P644739 1 2021 02 Option 2 Through the right side panel 1 3 T25 3 2...

Page 68: ...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...

Page 69: ...ation and display error 7H Minimum required flow rate 25 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...

Page 70: ...nk 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 instal...

Page 71: ...OT included INFORMATION In critical processes or in rooms with a high heat load extra water might be required NOTICE When circulation in each space heating cooling loop is controlled by remotely contr...

Page 72: ...lowing 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...

Page 73: ...ill be generated no heating or operation See the recommended procedure as described in 11 4 Checklist during commissioning 4207 8 1 4 Changing the pre pressure of the expansion vessel NOTICE ONLY a li...

Page 74: ...ding maximum water volume at 0 3 bar is 290 l See the graph in Maximum water volume 471 Because 250 l is lower than 290 l the expansion vessel is appropriate for the installation 8 2 Connecting water...

Page 75: ...e shut off valve 3 Connect the field piping to the outdoor unit water outlet NOTICE About the shut off valve with integrated filter delivered as accessory The installation of the valve at the water in...

Page 76: ...ended to install shut off valves to domestic cold water in and domestic hot water out connections These shut off valves are field supplied NOTICE To avoid damage to the surroundings in case of water l...

Page 77: ...t in accordance with the applicable legislation An expansion vessel should be installed on the cold water inlet in accordance with the applicable legislation It is recommended to install the pressure...

Page 78: ...se of low temperatures Water pipe freeze prevention see Water pipe freeze prevention 4186 Drain prevention Only applicable when Bivalent is enabled C 02 1 This function prevents the opening of freeze...

Page 79: ...Glycol absorbs water from its environment Therefore do NOT add glycol that has been exposed to air Leaving the cap off the glycol container causes the concentration of water to increase The glycol co...

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: ...lectricity meters 102 9 3 5 To connect the domestic hot water pump 103 9 3 6 To connect the alarm output 104 9 3 7 To connect the space cooling heating ON OFF output 105 9 3 8 To connect the changeove...

Page 84: ...s or connections from a star system They can cause overheating electrical shock or fire Do NOT install a phase advancing capacitor because this unit is equipped with an inverter A phase advancing capa...

Page 85: ...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 N m X1M 2 45 10 X2M 0 88 10 X5M 0 88 10...

Page 86: ...50 0 0 2 b 3 During preferential kWh rate power supply activation power supply is NOT interrupted The outdoor unit is turned off by the control Remark The electricity company must always allow the po...

Page 87: ...connect the electrical wiring to the outdoor unit 1 Open the switch box cover See 7 2 2 To open the outdoor unit 454 2 Strip insulation 20 mm from the wires a b a Strip wire end to this point b An ex...

Page 88: ...um running current Refer to name plate on unit L N PE b a L N Q1DI 1N 50 Hz 230 V AC F1B 1 3 2 4 I I BRN BLU YLW GRN b a L N a Power supply cable field supply b Field wiring F1B Overcurrent fuse field...

Page 89: ...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 90: ...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 91: ...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 92: ...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 93: ...16S18 23EA6V 9W Daikin Altherma 3 H HT F 4P644739 1 2021 02 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 94: ...stic hot water pump 4103 Alarm output See 9 3 6 To connect the alarm output 4104 Space heating operation control See To connect the space heating ON OFF output Changeover to external heat source contr...

Page 95: ...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 96: ...e D Wireless gateway for room thermostat wired or wireless In case of See Wireless room thermostat Installation manual of the wireless room thermostat Addendum book for optional equipment Wired room t...

Page 97: ...in power supply Wires 3 GND 1 5 mm B A B 1 2 3 X2M X11YA X11YB X11Y X1A X1M a a Interconnection cable main power supply In case of preferential kWh rate power supply Interconnection cable main power s...

Page 98: ...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 99: ...lectrical 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 wi...

Page 100: ...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 101: ...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 102: ...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 103: ...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 104: ...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 455 1 Top panel 1 2 3 2 User interface panel 3 Upper switch box cover 2...

Page 105: ...space cooling heating ON OFF output INFORMATION Cooling is only applicable in case a conversion kit EKHVCONV is installed Wires 2 1 0 75 mm Maximum load 0 3 A 250 V AC 1 Open the following see 7 2 5...

Page 106: ...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...

Page 107: ...e 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 consump...

Page 108: ...KRP1AHTA is required 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 4...

Page 109: ...The safety 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 interfa...

Page 110: ...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 INFORMATION ALWAYS configure the safety thermostat for the additio...

Page 111: ...ter 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 Lim...

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 high voltage contacts is as follows S4S 3 4 X5M X...

Page 113: ...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 ORG...

Page 114: ...X10M 4 Fix the cables with cable ties to the cable tie mountings If necessary bundle excessive cable length with a cable tie 9 3 12 To connect the WLAN cartridge delivered as accessory 1 Insert the W...

Page 115: ...9 Electrical installation Installer reference guide 115 EPRA14 18DAV3 W1 ETVZ16S18 23EA6V 9W Daikin Altherma 3 H HT F 4P644739 1 2021 02 Without low voltage cables With low voltage cables...

Page 116: ...pendent 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 165 10 5 7 User setting...

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 4178 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 4165 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 4232 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 points curve 4132 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 val...

Page 158: ...Operation mode schedule 2 Select a month 3 For each month select an option Reversible Not restricted Heating only Restricted Cooling only Restricted 4 Confirm the changes Example Changeover restrictio...

Page 159: ...ed heating temperature Example A unit is configured as following Desired room temperature in heating mode 22 C Desired room temperature in cooling mode 24 C Hysteresis value 1 C Offset 4 C Changeover...

Page 160: ...ge 1 C 10 C Number of zones The system can supply leaving water to up to 2 water temperature zones During configuration the number of water zones must be set Code Description 4 4 7 02 0 Single zone On...

Page 161: ...ture emitter underfloor heating To avoid this Install an aquastat thermostatic valve to avoid too high temperatures towards a low temperature emitter Make sure you set the emitter types for the main z...

Page 162: ...le is ONLY available in leaving water temperature control a b d e f c g b c a Space heating cooling control b Off c On d LWT temperature e Actual f Desired g Pump operation 4 5 F 0D 2 Request Pump ope...

Page 163: ...values Value Description 0 No limitation 1 4 General limitation There is limitation in all conditions The required delta T control and comfort are NOT guaranteed 1 90 pump speed 2 80 pump speed 3 70 p...

Page 164: ...is enabled the pump operation is possible at all outdoor temperatures Code Description 4 9 F 00 Pump operation 0 Disabled if outdoor temperature is higher than 4 02 or lower than F 01 depending on hea...

Page 165: ...ure drops below the desired leaving water temperature Code Description 4 B 9 04 Overshoot 1 C 4 C Undershoot Restriction This function is only applicable in cooling mode during compressor startup It i...

Page 166: ...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 167: ...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 168: ...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 169: ...pted by possible domestic hot water demand NOTICE Disinfection mode Even if you turn OFF tank heating operation C 3 Operation Tank disinfection mode will remain active However if you turn it OFF while...

Page 170: ...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 171: ...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 172: ...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 173: ...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 174: ...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 175: ...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 176: ...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 177: ...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 178: ...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 179: ...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 180: ...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 181: ...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 182: ...rature 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 enabled for domestic hot water a...

Page 183: ...HW off 4 auto SH normal DHW off INFORMATION The auto emergency setting can be set in the menu structure of the user interface only INFORMATION If a heat pump failure occurs and Emergency is set to Man...

Page 184: ...ure Used for calculation of anti recycling timer If 5 02 1 it defines the outdoor temperature below which the backup heater will assist during domestic hot water heating 5 01 Equilibrium temperature a...

Page 185: ...i recycling time also depends on setting 8 04 Range 0 10 hours Remark The minimum time is 0 5 hours even when the selected value is 0 9 6 5 8 00 Minimum running timer Do NOT change 9 6 6 8 01 Maximum...

Page 186: ...ater pipe freeze prevention if enabled will remain active NOTICE ONLY disable water pipe freeze prevention if glycol is used For more information on freeze protection by glycol see 8 2 6 To protect th...

Page 187: ...unit will restart operation Therefore always enable the auto restart function 2 Closed The outdoor unit is connected to a preferential kWh rate power supply When the preferential kWh rate signal is se...

Page 188: ...he following happens The pulse meter measures the power produced by the photovoltaic panels The unit limits its power consumption during the Smart Grid s Recommended ON mode to only use the power prov...

Page 189: ...ng the photovoltaic panel energy on the grid In case of room buffering the room will heat up or cool down to the comfort setpoint In case of tank buffering the tank will heat up to the maximum tank te...

Page 190: ...4 09 Type 0 Amp The limitation values are set in A 1 kW The limitation values are set in kW Limit when 9 9 1 Continuous and 9 9 2 Amp Code Description 9 9 3 5 05 Limit Only applicable in case of full...

Page 191: ...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 192: ...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 193: ...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 194: ...ambient temperature is low During bivalent operation the heat pump is turned off Set this value in case an auxiliary boiler is used If Bivalent is enabled When the outdoor temperature drops below the...

Page 195: ...open when it is deactivated See illustration below for the schematic location of this contact YC Y1 Y2 Y3 Y4 X1 X2 X3 X4 OFF ON X2M SS1 X1M Code Description 9 C 3 C 03 Range 25 C 25 C step 1 C 9 C 4...

Page 196: ...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 197: ...erefore it is recommended to always enable the function If the preferential kWh rate power supply is of the type that power supply is interrupted always enable the auto restart function Continuous ind...

Page 198: ...ed by default After 12 hours they will be automatically enabled Afterwards An installer can manually disable the protective functions by setting 9 G Disable protections Yes After his work is done he c...

Page 199: ...ported to the connected storage device Back OK To export MMI settings 1 Open the user interface panel and insert a USB memory stick 2 1 1 2 On the user interface go to 9 N Export MMI settings 3 Select...

Page 200: ...an separately enable or disable functionalities of the unit Code Description C 2 N A Space heating cooling 0 Off 1 On C 3 N A Tank 0 Off 1 On 10 5 13 WLAN INFORMATION Restriction WLAN settings are onl...

Page 201: ...s While doing this the following actions and information are needed on the user interface Mode Turn AP mode ON WLAN adapter active as access point or OFF Code Description D 1 N A Enable AP mode No Yes...

Page 202: ...9W Daikin Altherma 3 H HT F 4P644739 1 2021 02 Code Description D 5 N A Home network connection Disconnected from WLAN_SSID Connected to WLAN_SSID Cloud connection Read out the status of the connectio...

Page 203: ...ation 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 Fr...

Page 204: ...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 205: ...ive functions such 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 dis...

Page 206: ...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 207: ...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 208: ...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 209: ...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 210: ...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 211: ...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 212: ...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 213: ...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 214: ...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 215: ...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 216: ...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 217: ...aintenance and service 217 13 2 Maintenance safety precautions 217 13 3 Yearly maintenance 218 13 3 1 Yearly maintenance outdoor unit overview 218 13 3 2 Yearly maintenance outdoor unit instructions 2...

Page 218: ...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 219: ...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 220: ...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 221: ...ired 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 that the dom...

Page 222: ...to it see 7 2 5 To open the indoor unit 455 7 2 6 To lower the switch box on the indoor unit 457 2 Close the stop valves of the water circuit 3 Close the valve if equipped of the water circuit toward...

Page 223: ...ic 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 224: ...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 purge valve...

Page 225: ...ace is NOT sufficiently heated at low outdoor temperatures 230 14 3 10 Symptom The pressure at the tapping point is temporarily unusually high 231 14 3 11 Symptom Tank disinfection function is NOT com...

Page 226: ...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 227: ...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 228: ...ers or 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 vent...

Page 229: ...on vessel 473 14 3 7 Symptom The pressure relief valve opens Possible causes Corrective action The expansion vessel is broken Replace the expansion vessel The valve if equipped of the water circuit to...

Page 230: ...und contact your dealer If the water keeps running out of the unit close both the water inlet and outlet shut off valves first and then contact your dealer 14 3 9 Symptom The space is NOT sufficiently...

Page 231: ...or blocked pressure relief valve Flush and clean the complete tank including the piping between pressure relief valve and the cold water inlet Replace the pressure relief valve 14 3 11 Symptom Tank di...

Page 232: ...nual for The complete list of error codes A more detailed troubleshooting guideline for each error 14 4 1 To display the help text in case of a malfunction In case of a malfunction the following will...

Page 233: ...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 0...

Page 234: ...ch 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...

Page 235: ...n temperature sensor PJ 00 Capacity setting mismatch U0 00 OU Shortage of refrigerant U1 00 Malfunction by reverse phase open phase U2 00 OU Defect of power supply voltage U3 00 Underfloor heating scr...

Page 236: ...d 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 ta...

Page 237: ...o recover refrigerant Make sure the valves Y1E Y3E Y2S Y3S Y4S are open If they are not open during refrigerant recovery refrigerant remains trapped in the unit a Y2S Y3S Y4S Y3E Y1E a Service port 5...

Page 238: ...nic expansion valves 4238 2 Recover refrigerant from the service port a 15 1 1 To manually open the electronic expansion valves Before recovering refrigerant make sure the electronic expansion valves...

Page 239: ...18DAV3 EPRA14 18DAW1 H1P H7P 7 LEDs display BS1 BS4 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 recover...

Page 240: ...valves To deactivate the recovery mode After recovering refrigerant deactivate the recovery mode as follows Procedure 7 LEDs display a H1P H2P H3P H4P H5P H6P H7P 1 Press and hold BS1 for 5 seconds 2...

Page 241: ...ilable 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 Ou...

Page 242: ...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 243: ...ibutor d Pinched pipe R5T Air heat exchanger middle e Refrigerant filter R6T Refrigerant liquid f One way valve R7T Compressor shell g Economiser heat exchanger R8T Compressor port h Service port 5 16...

Page 244: ...1 M3S 3 way valve space heating domestic hot water b1 Space heating main mixed zone Water IN screw connection 1 R1T Thermistor water IN b2 Space heating main mixed zone Water OUT screw connection 1 R2...

Page 245: ...16 Technical data Installer reference guide 245 EPRA14 18DAV3 W1 ETVZ16S18 23EA6V 9W Daikin Altherma 3 H HT F 4P644739 1 2021 02 p Water filter main mixed zone q Loose nut 1...

Page 246: ...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...

Page 247: ...etting of the selector switch DS1 7 only for W1 models Ferrite core Z8C consists of 2 separate core parts Legend in case of V3 models A1P Printed circuit board main A2P Printed circuit board noise fil...

Page 248: ...ompressor suction R4T Thermistor air heat exchanger distributor R5T Thermistor air heat exchanger middle R6T Thermistor refrigerant liquid R7T Thermistor compressor shell R8T Thermistor compressor por...

Page 249: ...supply E1HHEX Plate heat exchanger heater F1U Field fuse field supply F1U F7U A1P A2P Fuse H1P H7P A1P Light emitting diode service monitor is orange HAP A1P A2P Light emitting diode service monitor i...

Page 250: ...ter R11T Thermistor fin S1NPH High pressure sensor S1PH S2PH High pressure switch S1PL Low pressure switch T1A Current transfo V1R V2R A2P IGBT power module V3R A2P Diode module X1M X2M Terminal strip...

Page 251: ...es Option Not mounted in switch box Wiring depending on model PCB Note 1 Connection point of the power supply for the BUH BSH should be foreseen outside the unit Note 1 Connection point of the power s...

Page 252: ...tion in switch box English Translation Position in switch box Position in switch box Legend A1P Main PCB A2P On OFF thermostat PC power circuit A3P Heat pump convector A4P Digital I O PCB A5P Bizone P...

Page 253: ...grid contact SS1 A4P Selector switch TR1 Power supply transformer 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...

Page 254: ...AC Control Device 230 V AC supplied by PCB 230 V AC supplied by PCB Continuous Continuous current DHW pump output Domestic hot water pump output DHW pump Domestic hot water pump Electrical meters Ele...

Page 255: ...Power limitation digital inputs 12 V DC 12 mA detection voltage supplied by PCB Refer to operation manual Refer to the operation manual Solar input Solar input Solar pump connection Solar pump connec...

Page 256: ...ore signal 2 core 2 core 2 core 2 core 2 core 3 core R2T External sensor floor or ambient Only for KRTETS signal 2 core 3m included A14P P1 P2 user interface Only for Human Comfort Interface Only for...

Page 257: ...External static pressure in the space 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 Minimu...

Page 258: ...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 259: ...1 12 Field settings table 8 7 5 0F41 Applicable indoor units ETVZ16S18EA6V ETVZ16S23EA6V ETVZ16S18EA9W ETVZ16S23EA9W Notes 1 6V 2 9W 3 EKHVCONV4 4P644735 1 2021 02...

Page 260: ...1 C 55 C 2 8 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 1 1 contact 2 2 contacts Delta T...

Page 261: ...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 Reversible 3 1 Heating only Pump limitation 4 8 1 9 0E R W 0 8 step 1 0 No limitation 1 4 90 6...

Page 262: ...ore Quiet 2 Most Quiet Electricity price 7 5 1 R W 0 00 990 kWh 1 kWh 7 5 2 R W 0 00 990 kWh 1 kWh 7 5 3 R W 0 00 990 kWh 1 kWh User settings 7 6 R W 0 00 990 kWh 0 00 290 MBtu 1 0 kWh Installer setti...

Page 263: ...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 0C R W 30 min 50 6 0E C step 1 C 45 C 9 1 B 5 6 08 R W 2 20 C step 1 C 10 C Domestic hot water 9 2 1 E 05 E 06 E 07 R O 3 Integ...

Page 264: ...3 D 05 R W 0 Forced off 1 As normal 9 8 4 D 01 R W 0 No 1 Active open 2 Active closed 3 Smart Grid 9 8 6 R W 0 No 1 Yes 9 8 7 Enable Room buffering R W 0 No 1 Yes 9 8 8 R W 0 20 kW step 0 5 kW 20 kW P...

Page 265: ...C step 1 C 60 C 9 I 0 0D R W 10 25 C step 1 C 15 C 9 I 0 0E R W 40 5 C step 1 C 10 C 9 I 1 00 R W 40 5 C step 1 C 15 C 9 I 1 01 R W 10 25 C step 1 C 15 C 9 I 1 02 R W 9 01 9 00 step 1 C 2 0C 0 35 C 2...

Page 266: ...us 2 Off 9 I 4 05 0 Weather dependent cooling of the main leaving water temperature zone Weather dependent cooling of the additional leaving water temperature zone Low ambient temp for LWT main zone c...

Page 267: ...R W 0 Very high 1 High 2 Medium 3 Low 4 Very low 9 I 7 06 R W 0 Disabled 1 Enabled 9 I 7 07 R W 0 Disabled 1 Enabled 9 I 7 09 20 9 I 7 0A 95 9 I 7 0B 95 Emergency Which power limitation mode is requir...

Page 268: ...R W 0 No 1 Outdoor sensor 2 Room sensor 9 I C 09 R W 0 Normally open 1 Normally closed 9 I C 0A 0 9 I C 0B 0 9 I C 0C 0 Minimum running time for domestic hot water operation Maximum running time for...

Page 269: ...09 1 9 I E 0B R O 1 Yes 9 I E 0C 0 9 I E 0D R W 0 No 1 Yes 9 I E 0E 0 9 I F 00 R W 0 Disabled 1 Enabled 9 I F 01 20 9 I F 02 3 9 I F 03 5 9 I F 04 0 9 I F 05 0 9 I F 09 R W 0 Disabled 1 Enabled 9 I F...

Page 270: ...12 12...

Page 271: ......

Page 272: ...4P644739 1 2021 02 Copyright 2021 Daikin Verantwortung f r Energie und Umwelt...

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