Daikin Altherma 3 H HT EPRA18DAW1 Installer'S Reference Manual Download

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Technical data

Installer reference guide

236

EPRA14~W1 + ET9W

Daikin Altherma 3 H HT F

4P587503-1A – 2020.01

English

Translation

SWB

Switch box

(8) External On/OFF thermostats and
heat pump convector

Additional LWT zone

Additional leaving water temperature
zone

Main LWT zone

Main leaving water temperature zone

Only for external sensor (floor/ambient) Only for external sensor (floor or

ambient)

Only for heat pump convector

Only for wired On/OFF thermostat

Only for wireless On/OFF thermostat

Electrical connection diagram

For more details, please check the unit wiring.

Summary of Contents for Altherma 3 H HT EPRA18DAW1

Page 1: ...staller reference guide Daikin Altherma 3 H HT F EPRA14DAV3 EPRA16DAV3 EPRA18DAV3 EPRA14DAW1 EPRA16DAW1 EPRA18DAW1 ETVZ16S18DA6V ETVZ16S23DA6V ETVZ16S18DA9W ETVZ16S23DA9W https daikintechnicaldatahub...

Page 2: ...Possible options for the outdoor unit 23 4 3 3 Possible options for the indoor unit 24 5 Application guidelines 27 5 1 Overview Application guidelines 27 5 2 Setting up the space heating cooling syst...

Page 3: ...5 To fill the water circuit 72 7 2 6 To protect the water circuit against freezing 73 7 2 7 To fill the domestic hot water tank 76 7 2 8 To insulate the water piping 76 8 Electrical installation 78 8...

Page 4: ...2 12 3 2 Yearly maintenance outdoor unit instructions 202 12 3 3 Yearly maintenance indoor unit overview 202 12 3 4 Yearly maintenance indoor unit instructions 202 12 4 To drain the domestic hot water...

Page 5: ...n Altherma 3 H HT F 4P587503 1A 2020 01 15 Technical data 222 15 1 Service space Outdoor unit 223 15 2 Piping diagram Outdoor unit 224 15 3 Piping diagram Indoor unit 225 15 4 Wiring diagram Outdoor u...

Page 6: ...t topics follow them carefully The installation of the system and all activities described in the installation manual and in the installer reference guide MUST be performed by an authorised installer...

Page 7: ...ure title means Figure 3 in chapter 1 Indicates a table title or a reference to it Example 1 3 Table title means Table 3 in chapter 1 1 2 For the installer 1 2 1 General If you are NOT sure how to ins...

Page 8: ...ary to provide a logbook with the product containing at least information on maintenance repair work results of tests stand by periods Also at least following information MUST be provided at an access...

Page 9: ...s leaks ventilate the area immediately Possible risks Excessive refrigerant concentrations in a closed room can lead to oxygen deficiency In case of R410A or R32 refrigerant Toxic gas might be produce...

Page 10: ...tional charging of refrigerant Only use tools exclusively for the refrigerant type used in the system this to ensure pressure resistance and prevent foreign materials from entering into the system Cha...

Page 11: ...ation for more information NOTICE Make sure water quality complies with EU directive 98 83 EC 1 2 6 Electrical DANGER RISK OF ELECTROCUTION Turn OFF all power supply before removing the switch box cov...

Page 12: ...ing 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...

Page 13: ...nts box is connected securely Make sure all covers are closed before starting up the unit NOTICE Only applicable if the power supply is three phase and the compressor has an ON OFF starting method If...

Page 14: ...c and advanced usage Format Digital files on http www daikineurope com support and manuals product information Installation manual Outdoor unit Installation instructions Format Paper in the box of the...

Page 15: ...ions Navigator registration to the Stand By Me platform is required For more information see https professional standbyme daikin eu Daikin e Care Mobile app for installers and service technicians that...

Page 16: ...t to do and know to configure the system after it is installed Commissioning What to do and know to commission the system after it is configured Hand over to the user What to give and explain to the u...

Page 17: ...21 3 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 18: ...W Daikin Altherma 3 H HT F 4P587503 1A 2020 01 Forklift or pallet truck Enter the pallet from the heavy side 3 persons After unpacking carry the unit using the slings attached to the unit See also 3 2...

Page 19: ...3 About the box Installer reference guide 19 EPRA14 18DAV3 W1 ETVZ16S18 23DA6V 9W Daikin Altherma 3 H HT F 4P587503 1A 2020 01 3 2 2 To unpack the outdoor unit 1 2 3 5 4 a b a b Accessories...

Page 20: ...ith integrated filter b O ring for drain socket c Drain socket d Thermistor fixture for installations in areas with low ambient temperatures e Installation manual Outdoor unit f Disposal manual Recove...

Page 21: ...safety precautions d Addendum book for optional equipment e Indoor unit installation manual f Operation manual g Sealing rings for shut off valves space heating water circuit h Sealing rings for fiel...

Page 22: ...utdoor unit 23 4 3 3 Possible options for the indoor unit 24 4 1 Overview About the units and options This chapter contains information about Identifying the outdoor unit Identifying the indoor unit C...

Page 23: ...ated tank material Stainless steel 18 Integrated tank volume DA Model series 6V Backup heater model 4 3 Combining units and options INFORMATION Certain options might not be available in your country 4...

Page 24: ...reless thermostat EKRTETS You can use a wireless indoor temperature sensor EKRTETS only in combination with the wireless thermostat EKRTR1 For installation instructions see the installation manual of...

Page 25: ...ween the switch box of the indoor unit and a PC It gives the possibility to update the software of the indoor unit For installation instructions see the installation manual of the PC cable Heat pump c...

Page 26: ...de control Conversion kit EKHVCONV2 Use the connection kit to convert a heating only model to a reversible model For installation instructions see the installation manual of the conversion kit Human C...

Page 27: ...te power supply 37 5 5 Setting up the power consumption control 38 5 5 1 Permanent power limitation 39 5 5 2 Power limitation activated by digital inputs 39 5 5 3 Power limitation process 41 5 5 4 BBR...

Page 28: ...tact closed contact thermo ON open contact thermo OFF 5 2 Setting up the space heating cooling system The heat pump system supplies leaving water to heat emitters in one or more rooms Because the syst...

Page 29: ...nes This unit is designed to deliver water at 2 different temperatures A typical installation consists of underfloor heating at a lower temperature and radiators at a higher water temperature In this...

Page 30: ...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 31: ...t cooling comfort of the heat pump convectors Efficiency Depending on the demand the indoor unit supplies different leaving water temperature matching the design temperature of the different heat emit...

Page 32: ...eeds Example If the DHW consumption of a family 4 persons per day is as follows 3 showers 1 bath 3 sink volumes Then the DHW consumption 3 100 l 1 150 l 3 10 l 480 l Determining the volume and desired...

Page 33: ...ank 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 34: ...is the responsibility of the installer For the electrical wiring see 8 3 5 To connect the domestic hot water pump 498 If the applicable legislation requires a higher temperature than the maximum tank...

Page 35: ...at is calculated internally based on The leaving and entering water temperature The flow rate Setup and configuration No additional equipment needed 5 4 2 Consumed energy You can use the following met...

Page 36: ...rical power meters 5 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 8 3 4 To connect the...

Page 37: ...one 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 pow...

Page 38: ...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 39: ...ent power limitation Permanent power limitation is useful to assure a maximum power or current input of the system In some countries legislation limits the maximum power consumption for space heating...

Page 40: ...4 digital inputs b Backup heater Pi t DI4 DI3 DI1 a b Pi Power input t Time DI Digital inputs power limitation levels a Power limitation active b Actual power input Setup Demand PCB option EKRP1AHTA n...

Page 41: ...power consumption is limited as follows Ph Ce a b c A B Ph Produced heat Ce Consumed energy Consumed energy A Outdoor unit B Backup heater a Limited outdoor unit operation b Full outdoor unit operatio...

Page 42: ...the Human Comfort Interface must be installed on a location Where the average temperature in the room can be detected That is NOT exposed to direct sunlight That is NOT near a heat source That is NOT...

Page 43: ...s As a result the outdoor ambient temperature is NOT read out If the desired leaving water temperature is weather dependent the full time outdoor temperature measurement is important This is another r...

Page 44: ...e discharge grille 57 6 3 7 To remove the discharge grille and put the grille in safety position 58 6 4 Mounting the indoor unit 60 6 4 1 About mounting the indoor unit 60 6 4 2 Precautions when mount...

Page 45: ...ed 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 46: ...igerant 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 NOT use means to acc...

Page 47: ...NOT affected by the snow If necessary install a snow cover or shed and a pedestal 6 1 3 Installation site requirements of the indoor unit INFORMATION Also read the precautions and requirements in the...

Page 48: ...as In places where a mineral oil mist spray or vapour may be present in the atmosphere Plastic parts may deteriorate and fall off or cause water leakage Sound sensitive areas e g near a bedroom so tha...

Page 49: ...ibration 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 Open the switch box cover See 6 2...

Page 50: ...t Overview 1 2 4 3 5 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 51: ...box cover 4 T25 4 If necessary remove the front plate This is for example necessary in the following cases 6 2 6 To lower the switch box on the indoor unit 452 6 4 4 To connect the drain hose to the d...

Page 52: ...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 53: ...n 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 draina...

Page 54: ...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 55: ...tallation structure 4 M12 3 Remove the slings and screws and dispose of them 4 6 3 5 To provide drainage Make sure that condensation water can be evacuated properly Install the unit on a base to make...

Page 56: ...talled 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 conn...

Page 57: ...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 58: ...6 5 N m 6 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 59: ...23DA6V 9W Daikin Altherma 3 H HT F 4P587503 1A 2020 01 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...

Page 60: ...ndoor unit INFORMATION Also read the precautions and requirements in the following chapters 1 General safety precautions 46 6 1 Preparing the installation site 444 6 4 3 To install the indoor unit 1 L...

Page 61: ...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 62: ...6 Unit installation Installer reference guide 62 EPRA14 18DAV3 W1 ETVZ16S18 23DA6V 9W Daikin Altherma 3 H HT F 4P587503 1A 2020 01 Option 2 Through the right side panel 1 3 T25 3 2...

Page 63: ...ICE In case of plastic pipes make sure they are fully oxygen diffusion tight according to DIN 4726 The diffusion of oxygen into the piping can lead to excessive corrosion Connecting piping Legislation...

Page 64: ...min Field supply components Water Only use materials that are compatible with water used in the system and with the materials used in the indoor unit Field supply components Water pressure and temper...

Page 65: ...e domestic hot water tank must be flushed with fresh water This procedure must be repeated at least once a day the first 5 consecutive days after installation Domestic hot water tank Standstills In ca...

Page 66: ...might be required NOTICE When circulation in each space heating cooling loop is controlled by remotely controlled valves it is important that the minimum water volume is guaranteed even if all of the...

Page 67: ...according to the required installation height difference The pre pressure should increase by 0 1 bar for each metre above 7 m Check if the water volume does NOT exceed the maximum allowed water volum...

Page 68: ...min See the recommended procedure as described in 10 4 Checklist during commissioning 4191 7 1 4 Changing the pre pressure of the expansion vessel NOTICE Only a licensed installer may adjust the pre...

Page 69: ...ing Make sure the outdoor and indoor unit are mounted Typical workflow Connecting the water piping typically consists of the following stages 1 Connecting the water piping to the outdoor unit 2 Connec...

Page 70: ...air purge valves at all local high points Indoor unit 1 Connect the O rings and shut off valves to the outdoor unit water connection pipes of the indoor unit 2 Connect the outdoor unit field piping t...

Page 71: ...imum water volume when choosing the installation location of the overpressure bypass valve at the indoor unit or at the collector See 7 1 3 To check the water volume and flow rate 465 Mind the minimum...

Page 72: ...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 73: ...ention Only applicable when Bivalent is enabled C 02 1 This function prevents the opening of freeze protection valves in the water piping to the outdoor unit when the auxiliary boiler is running at ne...

Page 74: ...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 concentration is t...

Page 75: ...is very likely to freeze and get damaged Glycol and the maximum allowed water volume Adding glycol to the water circuit reduces the maximum allowed water volume of the system For more information see...

Page 76: ...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 water from inside the hou...

Page 77: ...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 78: ...ater pump 98 8 3 6 To connect the alarm output 99 8 3 7 To connect the space cooling heating ON OFF output 100 8 3 8 To connect the changeover to external heat source 101 8 3 9 To connect the power co...

Page 79: ...h an inverter A phase advancing capacitor will reduce performance and may cause accidents WARNING Rotating fan Before powering ON or servicing the outdoor unit make sure that the discharge grille cove...

Page 80: ...X2M X5M 1 2 1 5 M4 earth 8 1 3 About electrical compliance Only for EPRA14 18DAV3 Equipment complying with EN IEC 61000 3 12 European International Technical Standard setting the limits for harmonic...

Page 81: ...orced off mode At that moment the outdoor unit compressor will not operate The wiring to the unit is different depending on whether the power supply is interrupted or not 8 1 5 Overview of electrical...

Page 82: ...ection cable Drain tube heater cable Connection for power saving function only for V3 models Air thermistor cable See 8 2 2 To reposition the air thermistor on the outdoor unit 488 8 2 1 To connect th...

Page 83: ...lready routed through the frame Connect the wires to the terminal block Fix the cable with a cable tie Use the factory mounted cable Wires 1N GND Maximum running current Refer to name plate on unit L...

Page 84: ...tional 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...

Page 85: ...A 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 field setting E 08 see Power saving...

Page 86: ...U YLW GRN a Factory mounted power supply cable 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...

Page 87: ...tional 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...

Page 88: ...6S18 23DA6V 9W Daikin Altherma 3 H HT F 4P587503 1A 2020 01 1 2 8 2 2 To reposition the air thermistor on the outdoor unit This procedure is only necessary in areas with low ambient temperatures Requi...

Page 89: ...ut 4100 Changeover to external heat source control See 8 3 8 To connect the changeover to external heat source 4101 Power consumption digital inputs See 8 3 9 To connect the power consumption digital...

Page 90: ...at 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 additional zone 3 A Thermostat typ...

Page 91: ...sheathed Maximum length 200 m See below LAN adapter System requirements LAN adapter System requirements The requirements posed on the Daikin Altherma system depend on the LAN adapter application syst...

Page 92: ...er consumption control Continuous 9 9 2 1 Type kW 8 3 1 To connect the main power supply 1 Open the following see 6 2 5 To open the indoor unit 450 1 Top panel 1 2 3 2 User interface panel 3 Upper swi...

Page 93: ...tact Wires 2 0 75 1 25 mm Maximum length 50 m Preferential kWh rate power supply contact 16 V DC detection voltage supplied by PCB The voltage free contact shall ensure the minimum applicable load of...

Page 94: ...EITHER preferential kWh rate power supply OR a safety thermostat for the additional zone 8 3 2 To connect the backup heater power supply Backup heater type Power supply Wires 6V 1N 230 V 6V 2 GND 3 23...

Page 95: ...Zsys is less than or equal to Zmax at the interface point between the user s supply and the public system It is the responsibility of the installer or user of the equipment to ensure by consultation w...

Page 96: ...field supply NOTICE Do NOT cut or remove the backup heater power supply cable 8 3 3 To connect the shut off valve INFORMATION Shut off valve usage example In case of one LWT zone and a combination of...

Page 97: ...lectricity meters Wires 2 per meter 0 75 mm Electricity meters 12 V DC pulse detection voltage supplied by PCB 9 A Energy metering INFORMATION In case of an electricity meter with transistor output ch...

Page 98: ...e tie mountings 8 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 follo...

Page 99: ...the alarm output Wires 2 1 0 75 mm Maximum load 0 3 A 250 V AC 9 D Alarm output 1 Open the following see 6 2 5 To open the indoor unit 450 1 Top panel 1 2 3 2 User interface panel 3 Upper switch box...

Page 100: ...ge 3 Fix the cable with cable ties to the cable tie mountings 8 3 7 To connect the space cooling heating ON OFF output INFORMATION Cooling is only applicable in case a conversion kit EKHVCONV2 is inst...

Page 101: ...is required b Prewiring between X2M 7 9 and Q1L thermal protector backup heater Do NOT change 3 Fix the cable with cable ties to the cable tie mountings 8 3 8 To connect the changeover to external he...

Page 102: ...e tie mountings 8 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 103: ...KRP1AHTA is required 3 Fix the cable with cable ties to the cable tie mountings 8 3 10 To connect the safety thermostat normally closed contact 1 Open the following see 6 2 5 To open the indoor unit 4...

Page 104: ...es in this zone 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...

Page 105: ...n 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 additional zone after it is installed...

Page 106: ...8 Electrical installation Installer reference guide 106 EPRA14 18DAV3 W1 ETVZ16S18 23DA6V 9W Daikin Altherma 3 H HT F 4P587503 1A 2020 01 Without low voltage cables With low voltage cables...

Page 107: ...5 Settings menu 126 9 5 1 Malfunctioning 126 9 5 2 Room 127 9 5 3 Main zone 131 9 5 4 Additional zone 141 9 5 5 Space heating cooling 146 9 5 6 Tank 154 9 5 7 User settings 160 9 5 8 Information 165 9...

Page 108: ...methods However NOT all settings are accessible via both methods If so the corresponding table columns in this chapter are set to N A not applicable Method Column in tables Accessing settings via the...

Page 109: ...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 110: ...ant initial settings This way the unit will be able to run properly Afterwards more detailed settings can be done via the menu structure if required You can find a short overview of the settings in th...

Page 111: ...applicable Schedule 2 1 WD curve type 2 E Additional zone only if 4 4 1 Emitter type 3 7 9 5 4 Additional zone 4141 Control read only 3 9 Setpoint mode 3 4 Heating WD curve 3 5 if applicable Cooling...

Page 112: ...t curve c4 Screen with schedule 9 3 2 Home screen Press the button to go back to the home screen You see an overview of the unit configuration and the room and setpoint temperatures Only symbols appli...

Page 113: ...y mode or heat pump is forced off d Current date and time e Smart energy e1 Smart energy is available via solar panels or smart grid e2 Smart energy is currently being used for space heating e3 Smart...

Page 114: ...r type Underfloor heating Fancoil unit Radiator i3 21 Measured room temperature a i4 45 Leaving water temperature setpoint a j Holiday mode Holiday mode active k Additional zone k1 Installed room ther...

Page 115: ...dicated Human Comfort Interface BRC1HHDA used as room thermostat is controlling the indoor unit Set the room temperature 2 Main zone Shows the applicable symbol for your main zone emitter type Set the...

Page 116: ...on or off 9 3 4 Menu screen Example 7 1 Language Time date Holiday Possible actions on this screen Go through the list Enter the submenu setting 9 3 5 Setpoint screen The setpoint screen is displayed...

Page 117: ...ial to increase decrease Submenu e Turn or press the left dial to go to the submenu 9 3 6 Detailed screen with values Example a b c a b c 7 2 1 Time date Hours 11 30 Minutes a Settings b Values c Sele...

Page 118: ...chedule for Monday 4 Copy the schedule to the other weekdays 5 Program the schedule for Saturday and copy it to Sunday 6 Give the schedule a name To go to the schedule 1 Go to 1 1 Room Schedule 2 Set...

Page 119: ...arker colour than a low temperature 0 6 00 8 30 17 30 20 C 18 C 22 00 18 C 21 C 12 24 Mon Note To clear an action set its time as the time of the previous action 4 Confirm the changes Result The sched...

Page 120: ...Tue Sun User defined 1 C 5 Repeat this action for all other weekdays Mon Sat Wed Fri Thu Tue Sun User defined 1 C To program the schedule for Saturday and copy it to Sunday 1 Select Saturday 2 Select...

Page 121: ...r 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 122: ...ersonal preference See 9 4 4 Using weather dependent curves 4124 Availability The weather dependent curve is available for Main zone Heating Main zone Cooling Additional zone Heating Additional zone C...

Page 123: ...lope 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 124: ...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 125: ...k go to 2 E Main zone WD curve type Viewing which type is selected is also possible via 3 C Additional zone WD curve type 5 E Tank WD curve type To change the weather dependent curve Zone Go to Main z...

Page 126: ...t curve of a zone or tank You feel Fine tune with setpoints At regular outdoor temperatures At cold outdoor temperatures Y2 a Y1 a X1 a X2 a OK Cold OK Hot Cold OK Cold Cold Cold Hot Hot OK Hot Cold H...

Page 127: ...ature is controlled by a schedule and can be modified by the user Heating schedule Applicable for all models Define a heating schedule of the room temperature in 1 2 Heating schedule See 9 3 7 Schedul...

Page 128: ...Antifrost setting is active and a U4 error occurs the unit will automatically start the Antifrost function via the backup heater If the backup heater is not allowed the room Antifrost setting MUST be...

Page 129: ...ling On and The external room thermostat is Thermo OFF and Outdoor temperature drops below 6 C The unit will supply leaving water to the heat emitters to heat up the room again and the temperature set...

Page 130: ...lly go to the Malfunctioning main menu screen and confirm emergency operation before starting Room frost protection is active even if the user does not confirm emergency operation Setpoint range Only...

Page 131: ...ng cooling 2 Main zone Setpoint screen 2 1 Schedule 2 2 Heating schedule 2 3 Cooling schedule 2 4 Setpoint mode 2 5 Heating WD curve 2 6 Cooling WD curve 2 7 Emitter type 2 8 Setpoint range 2 9 Contro...

Page 132: ...mperature depends on the outdoor ambient temperature for heating does NOT depend on the outdoor ambient temperature for cooling In Weather dependent mode the desired leaving water temperature depends...

Page 133: ...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 134: ...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 135: ...rs If there are 2 zones it is important 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 a...

Page 136: ...the desired room temperature and or the capacity according to the design and selection of the heat emitters The desired leaving water temperature is the result of several settings preset values shift...

Page 137: ...ace BRC1HHDA used as room thermostat Code Description 2 9 C 07 0 Leaving water 1 External room thermostat 2 Room thermostat Thermostat type Only applicable in external room thermostat control Followin...

Page 138: ...type for the main zone Delta T is the absolute value of the temperature difference between the leaving water and entering water The unit is designed to support underfloor loops operation The recommen...

Page 139: ...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 140: ...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 141: ...shut off valve 0 No is NOT influenced by changing the space operation mode to cooling 1 Yes closes when the space operation mode is cooling 9 5 4 Additional zone Overview The following items are liste...

Page 142: ...from the setpoint mode of the main zone See Setpoint mode 4132 Code Description 3 4 N A Setpoint mode Fixed WD heating fixed cooling Weather dependent WD curve type The weather dependent curve can be...

Page 143: ...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 144: ...atures less cold water is required 0 04 Desired leaving water temperature when the outdoor temperature equals or rises above the high ambient temperature 9 07 C 9 08 C Note This value should be lower...

Page 145: ...8 3 9 02 Cooling minimum 5 C 18 C 2 8 4 9 03 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 9 5 3 Ma...

Page 146: ...Operation range 4 4 Number of zones 4 5 Pump operation mode 4 6 Unit type 4 7 Pump limitation 4 8 Pump limitation 4 9 Pump outside range 4 A Increase around 0 C 4 B Overshoot 4 C Antifrost To set the...

Page 147: ...es its operation mode in such a way that it will always stay within the following operation ranges Space heating off temperature Space cooling off temperature The outdoor temperature is time averaged...

Page 148: ...itely changeover from cooling to heating will occur when the room temperature drops below the minimum of the desired heating temperature subtracted by the hysteresis value thus 22 1 21 C and the desir...

Page 149: ...station CAUTION NOT configuring the system in the following way can cause damage to the heat emitters If there are 2 zones it is important that in heating the zone with the lowest water temperature is...

Page 150: ...Remark Continuous pump operation requires more energy than sample or request pump operation a b c d b c a Space heating cooling control b Off c On d Pump operation 4 5 F 0D 1 Sample The pump is ON whe...

Page 151: ...ible 1 Heating only Pump limitation The pump speed limitation for the main zone 9 0E and additional zone 9 0D defines the maximum pump speed In normal conditions the default setting should NOT be modi...

Page 152: ...NOT guaranteed 5 8 Limitation when no actuators When there is no heating output the pump speed limitation is applicable When there is heating output the pump speed is only determined by delta T in re...

Page 153: ...ed ice or snow e g in cold region countries In heating operation the desired leaving water temperature is locally increased around an outdoor temperature of 0 C This compensation can be selected when...

Page 154: ...er temperature using the setpoint screen For more information about how to do this see 9 3 5 Setpoint screen 4116 Powerful operation You can use powerful operation to immediately start heating up the...

Page 155: ...ng is absolutely undesirable Code Description 5 2 6 0A Comfort setpoint 30 C 6 0E C Eco setpoint The storage economic temperature denotes the lower desired tank temperature It is the desired temperatu...

Page 156: ...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 157: ...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 158: ...ion function Hysteresis The following ON hysteresis can be set Heat pump ON hysteresis Applicable when domestic hot water preparation is reheat only When the tank temperature drops below the reheat te...

Page 159: ...dependent curve During weather dependent operation the end user cannot adjust the desired tank temperature on the user interface Also see 9 4 Weather dependent curve 4121 Code Description 5 C 0 0E 0...

Page 160: ...MAX 6 01 HP Heat pump If heating up time by the heat pump takes too long auxiliary heating by the backup heater can take place THP MAX Maximum heat pump temperature at sensor in domestic hot water ta...

Page 161: ...liday mode is active space heating cooling operation and domestic hot water operation will be turned off Room frost protection and anti legionella operation will remain active Typical workflow Using h...

Page 162: ...reen quiet mode is active To use quiet mode 1 Go to 7 4 1 User settings Quiet Activation 2 Do one of the following If you want to Then Completely deactivate quiet mode Select Off Result The unit never...

Page 163: ...ATION Price value ranging from 0 00 990 valuta kWh with 2 significant values To set the electricity price 1 Go to 7 5 1 7 5 2 7 5 3 User settings Electricity price High Medium Low 2 Select the correct...

Page 164: ...the value for the gas price with the following formula Actual gas price Incentive kWh 0 9 For the procedure to set the gas price see To set the gas price 4163 To set the electricity price in case of a...

Page 165: ...N A Number that users can call in case of problems Reset Reset the configuration settings stored in the MMI user interface of the indoor unit Example Energy meterings holiday settings INFORMATION This...

Page 166: ...le 9 Installer settings 9 1 Configuration wizard 9 2 Domestic hot water 9 3 Backup heater 9 5 Emergency 9 6 Balancing 9 7 Water pipe freeze prevention 9 8 Benefit kWh power supply 9 9 Power consumptio...

Page 167: ...mp using the schedule Control of this pump is possible with the user interface 2 Disinfection Installed for disinfection It runs when the disinfection function of the domestic hot water tank is runnin...

Page 168: ...s setting It can also be chosen to have a higher capacity of the second step in emergency Code Description 9 3 3 4 0A 0 Relay 1 1 Relay 1 Relay 1 2 2 Relay 1 Relay 2 3 Relay 1 Relay 2 Emergency Relay...

Page 169: ...perature below which operation of the backup heater is allowed Range 15 C 35 C INFORMATION Above 10 C ambient temperature the heat pump will operate until 55 C Configuring a higher setpoint with an am...

Page 170: ...ce heating is reduced and domestic hot water is NOT available auto SH normal DHW off space heating operates as normally but domestic hot water is NOT available Similarly as in Manual mode the unit can...

Page 171: ...stems with an integrated domestic hot water tank Code Description 9 6 1 5 02 Space heating priority Defines whether backup heater will assist the heat pump during domestic hot water operation For opti...

Page 172: ...is not operational with a warmer top layer Range 0 C 20 C Timers For simultaneous space and domestic hot water operation request 8 02 Anti recycle timer t 1 0 1 0 8 01 8 02 1 Heat pump domestic water...

Page 173: ...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 minutes Water pipe fr...

Page 174: ...contact will close and the unit will go in forced off mode When the signal is released again the voltage free contact will open and the unit will restart operation Therefore always enable the auto re...

Page 175: ...fferent power limitation values in A or kW to which the system power consumption will be limited when the corresponding digital input asks 9 9 2 4 09 Type 0 Amp The limitation values are set in A 1 kW...

Page 176: ...up heater Depending on the power limitation level the booster heater will be limited first before the backup heater is limited Note In case power consumption control is DISABLED for all models the set...

Page 177: ...ters configure the settings as described below Select the pulse frequency output of each power meter in accordance with the power meter specifications It is possible to connect up to 2 power meters wi...

Page 178: ...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 179: ...nit stops automatically and the permission signal for the auxiliary boiler is active If Bivalent is disabled Space heating is only done by the indoor unit within the operation range The permission sig...

Page 180: ...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 higher the accuracy of the switch over between the heat pump system and the auxiliary boiler To determine...

Page 181: ...omote the use of the heat pump Code Description 7 5 1 N A User settings Electricity price High 7 5 2 N A User settings Electricity price Medium 7 5 3 N A User settings Electricity price Low 7 6 N A Us...

Page 182: ...In case of V3 models 483 Defines whether the outdoor unit power supply can be interrupted internally by indoor unit control during stand still conditions no space heating cooling nor domestic hot wate...

Page 183: ...n be done using 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 in the field settings overview 9 I See To...

Page 184: ...Information Operation A Commissioning A 1 Operation test run A 2 Actuator test run A 3 Air purge A 4 UFH screed dryout About commissioning See 10 Commissioning 4189 9 5 11 Operation Overview The foll...

Page 185: ...e heat pump system via the Daikin Residential Controller app This needs the following components a b c a WLAN adapter The WLAN adapter needs to be installed by the installer on the indoor unit on the...

Page 186: ...ption D 1 N A Enable AP mode No Yes WPS Connect the WLAN adapter to the router Code Description D 2 N A Connect to home network Back OK Reset Reset the WLAN adapter Code Description D 3 N A Reset the...

Page 187: ...5 Setpoint range Heating minimum Heating maximum Cooling minimum Cooling maximum 7 2 Time date Hours Minutes Year Month Day Daylight savings time Format 7 3 Holiday Activation From Till 7 4 Quiet Acti...

Page 188: ...gy metering 9 B Sensors External sensor Ext amb sensor offset Averaging time 9 C Bivalent Bivalent Boiler efficiency Temperature Hysteresis 9 9 Power consumption control Power consumption control Type...

Page 189: ...ective 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...

Page 190: ...ce all checks are fulfilled the unit must be closed Power up the unit after it is closed You read the complete installation instructions as described in the installer reference guide The indoor unit i...

Page 191: ...rform an actuator test run Underfloor screed dryout function The underfloor screed dryout function is started if necessary 10 4 1 Minimum flow rate Purpose For a correct operating unit it is important...

Page 192: ...unit 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...

Page 193: ...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 194: ...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 195: ...heating cooling and Tank operation 1 Set the user permission level to Installer See To change the user permission level 4108 2 Go to A 1 Commissioning Operation test run 3 Select a test from the list...

Page 196: ...mple 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 Pos...

Page 197: ...er 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 198: ...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 heatin...

Page 199: ...ve the error codes see 13 4 Solving problems based on error codes 4215 Stop UFH screed dryout To manually stop underfloor heating screed dryout 1 Go to A 4 3 Commissioning UFH screed dryout 2 Select S...

Page 200: ...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 201: ...iew Maintenance and service 201 12 2 Maintenance safety precautions 201 12 3 Yearly maintenance 202 12 3 1 Yearly maintenance outdoor unit overview 202 12 3 2 Yearly maintenance outdoor unit instructi...

Page 202: ...locked heat exchanger can lead to too low pressure or too high pressure leading to worse performance Water filter Clean and rinse the water filter NOTICE Handle the filter with care To prevent damage...

Page 203: ...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 204: ...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 o...

Page 205: ...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 that th...

Page 206: ...to it see 6 2 5 To open the indoor unit 450 6 2 6 To lower the switch box on the indoor unit 452 2 Close the stop valves of the water circuit 3 Close the valve if equipped of the water circuit toward...

Page 207: ...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 208: ...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 209: ...ace is NOT sufficiently heated at low outdoor temperatures 214 13 3 10 Symptom The pressure at the tapping point is temporarily unusually high 215 13 3 11 Symptom Tank disinfection function is NOT com...

Page 210: ...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 perform...

Page 211: ...preferential kWh rate power supply settings and electrical connections do NOT match This should match with the connections as explained in 8 3 1 To connect the main power supply 492 8 1 4 About prefe...

Page 212: ...tors 13 3 5 Symptom The pump is blocked Possible causes Corrective action If the unit has been powered off for a long time lime might block the rotor of the pump Remove the screw of the stator housing...

Page 213: ...stallation is too high Make sure that the water volume in the installation is below the maximum allowed value see 7 1 3 To check the water volume and flow rate 465 and 7 1 4 Changing the pre pressure...

Page 214: ...system The air purge operation The backup heater equilibrium temperature has not been configured correctly Increase the equilibrium temperature to activate the backup heater operation at a higher out...

Page 215: ...tion function at least 4 hours later than the last expected large hot water tapping This start up can be set by installer settings disinfection function If in 5 6 Tank Heat up mode the mode Schedule o...

Page 216: ...tion 7H 05 Water flow problem during heating sampling 7H 06 Water flow problem during cooling defrost 80 01 Returning water temperature sensor problem 81 00 Leaving water temperature sensor problem 81...

Page 217: ...ressor 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 EC 00 Abnorm...

Page 218: ...ensor abnormality JC 01 Evaporator pressure abnormality L1 00 Malfunction of INV PCB L3 00 OU Electrical box temperature rise problem L4 00 OU Malfunction of inverter radiating fin temperature rise L5...

Page 219: ...commended to program the start up of the disinfection function at least 4 hours later than the last expected large hot water tapping This start up can be set by installer settings disinfection functio...

Page 220: ...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 refrigerant recovery refrigerant remains trapped in the unit a Y2S Y3S Y4S...

Page 221: ...ing of live parts Result The unit opens all necessary valves 3 After recovering refrigerant deactivate the vacuum recovery mode by pushing BS1 3 times within 10 seconds To open the valves when power i...

Page 222: ...ical data is available 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 15 1...

Page 223: ...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 224: ...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 225: ...zone c1 Domestic hot water cold water IN loose nut 3 4 c2 Domestic hot water hot water OUT loose nut 3 4 d1 Water IN connection d2 Water OUT connection e Pump main mixed zone f Shut off valve male fem...

Page 226: ...15 Technical data Installer reference guide 226 EPRA14 18DAV3 W1 ETVZ16S18 23DA6V 9W Daikin Altherma 3 H HT F 4P587503 1A 2020 01 Screw connection Flare connection Quick coupling Brazed connection...

Page 227: ...n 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 termina...

Page 228: ...setting 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 fi...

Page 229: ...compressor suction R4T Thermistor air heat exchanger distributor R5T Thermistor air heat exchanger middle R6T Thermistor refrigerant liquid R7T Thermistor compressor shell R8T Thermistor compressor po...

Page 230: ...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 231: ...ater 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 stri...

Page 232: ...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 should be foreseen outside the unit Backup heat...

Page 233: ...ower 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 MMI user interface of the...

Page 234: ...ion of text on wiring diagram English Translation 1 Main power connection 1 Main power connection For preferential kWh rate power supply For preferential kWh rate power supply Indoor unit supplied fro...

Page 235: ...tat Inrush Inrush current Max load Maximum load Normally closed Normally closed Normally open Normally open Safety thermostat Safety thermostat Safety thermostat contact 16 V DC detection voltage supp...

Page 236: ...tor Additional LWT zone Additional leaving water temperature zone Main LWT zone Main leaving water temperature zone Only for external sensor floor ambient Only for external sensor floor or ambient Onl...

Page 237: ...R2T External sensor floor or ambient Only for KRTETS signal 2 core 3m included A13P P1 P2 LAN adapter A14P P1 P2 user interface Only for Human Comfort Interface Only for KRTR wireless room thermostat...

Page 238: ...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 239: ...1 11 Field settings table 8 7 5 95D1 Applicable indoor units ETVZ16S18DA6V ETVZ16S23DA6V ETVZ16S18DA9W ETVZ16S23DA9W Notes 1 6V 2 9W 3 EKHVCONV2 4P586462 1 2019 07...

Page 240: ...RT control 2 RT control 2 A C 05 R W 0 1 1 contact 2 2 contacts Delta T 2 B 1 1 0B R W 3 10 C step 1 C 5 C 2 B 2 1 0D R W 3 10 C step 1 C 5 C 3 Modulation 2 C 1 8 05 R W 0 No 1 Yes 2 C 2 8 06 R W 0 1...

Page 241: ...s 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 50 80 5 8 50 80 during sampling 6 4 8 2 9 0D R W 0 8 step 1 0 No lim...

Page 242: ...00 990 kWh 0 00 290 MBtu 1 0 kWh Installer settings Configuration wizard System 9 1 3 2 E 03 R O 3 6V 1 4 9W 2 9 1 3 3 E 05 E 06 E 07 R O Integrated 9 1 3 4 4 06 R W 0 Manual 1 Automatic 2 Auto red S...

Page 243: ...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 Integrated 9 2 2 D 02 R W 0 No DHW pump 1 Instant hot water 2 Disinf...

Page 244: ...hermostat 9 8 2 D 00 R W 0 None 1 BSH only 2 BUH only 3 All heaters 9 8 3 D 05 R W 0 Forced off 1 As normal Power consumption control 9 9 1 4 08 R W 0 No limitation 1 Continuous 2 Digital inputs 9 9 2...

Page 245: ...1 45 C 2 0C 2 65 C 9 I 1 03 R W 9 01 min 45 9 00 C step 1 C 2 0C 0 25 C 2 0C 1 35 C 2 0C 2 35 C 9 I 1 04 R W 0 Disabled 1 Enabled 9 I 1 05 R W 0 Disabled 1 Enabled 9 I 1 06 R W 10 25 C step 1 C 20 C 3...

Page 246: ...1 Power 9 I 4 0A R W 1 1 1 2 1 2 2 1 2 3 1 2 1 1 2 in emergency 9 I 4 0B R W 1 10 C step 0 5 C 1 C 3 What is the desired delta T in heating for the additional zone Water pipe freeze prevention What is...

Page 247: ...W 9 01 9 00 step 1 C 35 C 9 I 8 0A R W 9 01 9 00 step 1 C 33 C 9 I 8 0B 13 9 I 8 0C 10 What is the requested limit for DI1 What is the hysteresis to be used in reheat mode BBR16 activation What is th...

Page 248: ...consmp ctrl 9 I D 05 R W 0 Forced off 1 As normal 9 I D 07 R O 0 No 9 I D 08 R W 0 No 1 0 1 pulse kWh 2 1 pulse kWh 3 10 pulse kWh 4 100 pulse kWh 5 1000 pulse kWh 9 I D 09 R W 0 No 1 0 1 pulse kWh 2...

Page 249: ...05 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 Close shut off valve during cooling Which type of compres...

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Daikin Altherma 3 H HT EPRA18DAW1, Installer'S Reference Manual

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