Daikin Altherma 3 H HT EPRA14DAV3 Installer'S Reference Manual Download Page 239

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Technical data

Installer reference guide

239

EPRA14~W1 + ETVH/9W(G)
Daikin Altherma 3 H HT F
4P587502-1 – 2019.07

15.5 Wiring diagram: Indoor unit

See the internal wiring diagram supplied with the unit (on the inside of the indoor unit switch box cover). The
abbreviations used are listed below.

Notes to go through before starting the unit

English

Translation

Notes to go through before starting
the unit

Notes to go through before starting the
unit

X1M

Main terminal

X2M

Field wiring terminal for AC

X5M

Field wiring terminal for DC

X6M

Backup heater power supply terminal

Earth wiring

Field supply

Several wiring possibilities

Option

Not mounted in switch box

Wiring depending on model

PCB

Note 1: Connection point of the power
supply for the BUH should be foreseen
outside the unit.

Note 1: Connection point of the power
supply for the backup heater should be
foreseen outside the unit.

Backup heater power supply

6T1 (3~, 230 V, 6 kW)

6V (1N~, 230 V, 6 kW)

6WN/9WN (3N~, 400 V, 6/9 kW)

User installed options

LAN adapter

Remote user interface

Dedicated Human Comfort Interface

(BRC1HHDA used as room thermostat)

Ext. indoor thermistor

External indoor thermistor

Ext outdoor thermistor

External outdoor thermistor

Digital I/O PCB

Demand PCB

Safety thermostat

Main LWT

Main leaving water temperature

On/OFF thermostat (wired)

On/OFF thermostat (wireless)

Ext. thermistor

External thermistor

Heat pump convector

Summary of Contents for Altherma 3 H HT EPRA14DAV3

Page 1: ...erma 3 H HT F EPRA14DAV3 EPRA16DAV3 EPRA18DAV3 EPRA14DAW1 EPRA16DAW1 EPRA18DAW1 ETVH16S18DA6V G ETVH16S23DA6V G ETVH16S18DA9W G ETVH16S23DA9W G ETVX16S18DA6V G ETVX16S23DA6V G ETVX16S18DA9W G ETVX16S23DA9W G https daikintechnicaldatahub eu ...

Page 2: ...ible 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 system 28 5 2 1 Single room 28 5 2 2 Multiple rooms One LWT zone 32 5 2 3 Multiple rooms Two LWT zones 37 5 3 Setting up an auxiliary heat source for space heating 40 5 4 Setting up the domestic hot water tank...

Page 3: ... 7 2 3 To connect the water piping 80 7 2 4 To connect the recirculation piping 82 7 2 5 To fill the water circuit 83 7 2 6 To protect the water circuit against freezing 83 7 2 7 To fill the domestic hot water tank 86 7 2 8 To insulate the water piping 86 8 Electrical installation 88 8 1 About connecting the electrical wiring 88 8 1 1 Precautions when connecting the electrical wiring 88 8 1 2 Guid...

Page 4: ...2 3 1 Yearly maintenance outdoor unit overview 209 12 3 2 Yearly maintenance outdoor unit instructions 209 12 3 3 Yearly maintenance indoor unit overview 209 12 3 4 Yearly maintenance indoor unit instructions 209 12 4 To drain the domestic hot water tank 212 12 5 About cleaning the water filter in case of trouble 212 12 5 1 To remove the water filter 213 12 5 2 To clean the water filter in case of...

Page 5: ... H HT F 4P587502 1 2019 07 14 1 To recover refrigerant 227 15 Technical data 229 15 1 Service space Outdoor unit 230 15 2 Piping diagram Outdoor unit 231 15 3 Piping diagram Indoor unit 233 15 4 Wiring diagram Outdoor unit 234 15 5 Wiring diagram Indoor unit 239 16 Glossary 244 17 Field settings table 245 ...

Page 6: ...ant 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 1 1 1 Meaning of warnings and symbols DANGER Indicates a situation that results in death or serious injury DANGER RISK OF ELECTROCUTION Indicates a situation that could result in electrocution DANGE...

Page 7: ... means Table 3 in chapter 1 1 2 For the installer 1 2 1 General If you are NOT sure how to install or operate the unit contact your dealer DANGER RISK OF BURNING Do NOT touch the refrigerant piping water piping or internal parts during and immediately after operation It could be too hot or too cold Give it time to return to normal temperature If you must touch it wear protective gloves Do NOT touc...

Page 8: ...at least following information MUST be provided at an accessible place at the product Instructions for shutting down the system in case of an emergency Name and address of fire department police and hospital Name address and day and night telephone numbers for obtaining service In Europe EN378 provides the necessary guidance for this logbook 1 2 2 Installation site Provide sufficient space around ...

Page 9: ...oxygen deficiency Toxic gas may be produced if refrigerant gas comes into contact with fire DANGER RISK OF EXPLOSION Pump down Refrigerant leakage If you want to pump down the system and there is a leak in the refrigerant circuit Do NOT use the unit s automatic pump down function with which you can collect all refrigerant from the system into the outdoor unit Possible consequence Self combustion a...

Page 10: ...m entering into the system Charge the liquid refrigerant as follows If Then A siphon tube is present i e the cylinder is marked with Liquid filling siphon attached Charge with the cylinder upright A siphon tube is NOT present Charge with the cylinder upside down Open refrigerant cylinders slowly Charge the refrigerant in liquid form Adding it in gas form may prevent normal operation CAUTION When t...

Page 11: ... with EU directive 98 83 EC 1 2 6 Electrical DANGER RISK OF ELECTROCUTION Turn OFF all power supply before removing the switch box cover connecting electrical wiring or touching electrical parts Disconnect the power supply for more than 1 minute and measure the voltage at the terminals of main circuit capacitors or electrical components before servicing The voltage MUST be less than 50 V DC before...

Page 12: ...fore the current carrying connections are established When disconnecting the power supply the current carrying connections must be separated before the earth connection is The length of the conductors between the power supply stress relief and the terminal block itself must be as such that the current carrying wires are tautened before the earth wire is in case the power supply is pulled loose fro...

Page 13: ...licable if the power supply is three phase and the compressor has an ON OFF starting method If there exists the possibility of reversed phase after a momentary black out and the power goes on and off while the product is operating attach a reversed phase protection circuit locally Running the product in reversed phase can break the compressor and other parts ...

Page 14: ...r basic and advanced usage Format Digital files on http www daikineurope com support and manuals product information Installation manual Outdoor unit Installation instructions Format Paper in the box of the outdoor unit Installation manual Indoor unit Installation instructions Format Paper in the box of the indoor unit Installer reference guide Preparation of the installation good practices refere...

Page 15: ...lutions 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 allows you to register configure and troubleshoot heating systems The mobile app can be downloaded for iOS and Android devices using the QR codes below Registration to the Stand By Me platform is ...

Page 16: ...What 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 user Maintenance and service How to maintain and service the units Troubleshooting What to do in case of problems Disposal How to dispose of the system Technical data Specifications of the system Gl...

Page 17: ...it 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 checked for damage Any damage MUST be reported immediately to the claims agent of the carrier Bring the packed unit as close as possible to its final installation position to prevent damage during ...

Page 18: ...9W G Daikin Altherma 3 H HT F 4P587502 1 2019 07 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 2 To unpack the outdoor unit 419 6 3 4 To install the outdoor unit 465 150 kg 4 ...

Page 19: ...3 About the box Installer reference guide 19 EPRA14 18DAV3 W1 ETVH X16S18 23DA6V 9W G Daikin Altherma 3 H HT F 4P587502 1 2019 07 3 2 2 To unpack the outdoor unit 1 2 3 5 4 a b a b Accessories ...

Page 20: ... with 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 Recovering refrigerant g Energy label h Discharge grille upper lower part i Installation manual Discharge grille NOTICE Unpacking Front corners When you remove the front packaging corners hold the box con...

Page 21: ...al 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 field supplied shut off valves domestic hot water circuit i Sealing tape for low voltage wiring intake 3 3 3 To handle the indoor unit Use the handles at the back and at the bottom to carry the unit b a...

Page 22: ...e outdoor 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 Combining the outdoor unit with options Combining the indoor unit with options 4 2 Identification NOTICE When installing or servicing several units at the same time make sure NOT to switch the servi...

Page 23: ...ling 16 Capacity class S Integrated tank material Stainless steel 23 Integrated tank volume DA Model series 6V Backup heater model G G Grey model White model 4 3 Combining units and options 4 3 1 Possible combinations of indoor unit and outdoor unit Indoor unit Outdoor unit EPRA14 EPRA16 EPRA18 ETVH X16 O O O 4 3 2 Possible options for the outdoor unit Mounting stand EKMST1 EKMST2 In colder region...

Page 24: ... wireless 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 the room thermostat and addendum book for optional equipment Digital I O PCB EKRP1HBAA The digital I O PCB is required to provide following signals Alarm output Space heating cooling On OFF output ...

Page 25: ...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 convector FWXV FWXT FWXM For providing space heating cooling it is possible to use the following heat pump convectors FWXV floor standing model FWXT wall mounted model FWXM concealed model For installation instructions see The installa...

Page 26: ...nly model to a reversible model For installation instructions see the installation manual of the conversion kit Human Comfort Interface BRC1HHDA used as room thermostat The Human Comfort Interface HCI used as room thermostat can only be used in combination with the user interface connected to the indoor unit The Human Comfort Interface HCI used as room thermostat needs to be installed in the room ...

Page 27: ...h rate power supply 47 5 5 4 Preferential kWh rate power supply 49 5 6 Setting up the power consumption control 49 5 6 1 Permanent power limitation 50 5 6 2 Power limitation activated by digital inputs 51 5 6 3 Power limitation process 52 5 6 4 BBR16 power limitation 52 5 7 Setting up an external temperature sensor 53 5 1 Overview Application guidelines The purpose of the application guidelines is...

Page 28: ...om frost protection However the room frost protection is only possible if C 2 Space heating cooling On INFORMATION In case an external room thermostat is used and room frost protection needs to be guaranteed in all conditions then you have to set Emergency 9 5 to Automatic NOTICE An overpressure bypass valve can be integrated in the system Keep in mind that this valve might not be shown on the ill...

Page 29: ...t higher comfort and higher efficiency Lowest possible leaving water temperature higher efficiency Easy You can easily set the desired room temperature via the user interface For your daily needs you can use preset values and schedules To deviate from your daily needs you can temporarily overrule the preset values and schedules or use the holiday mode Underfloor heating or radiators Wireless room ...

Page 30: ... ON OFF signals it is specifically designed for the heat pump system Comfort In case of underfloor heating the wireless external room thermostat prevents condensation on the floor during cooling operation by measuring the room humidity Heat pump convectors Setup A B a A Main leaving water temperature zone B One single room a Heat pump convectors controllers For more information about connecting th...

Page 31: ...le zone Main External room thermostat for the main zone 2 A Code C 05 1 1 contact When the used external room thermostat or heat pump convector can only send a thermo ON OFF condition No separation between heating or cooling demand Benefits Cooling The heat pump convector offers besides heating capacity also excellent cooling capacity Efficiency Optimal energy efficiency because of the interlink f...

Page 32: ...e space operation mode is sent by one digital output X2M 4 and X2M 3 on the indoor unit to The heat pump convectors The shut off valve Configuration Setting Value Unit temperature control 2 9 Code C 07 1 External room thermostat Unit operation is decided by the external thermostat Number of water temperature zones 4 4 Code 7 02 0 Single zone Main External room thermostat for the main zone 2 A Code...

Page 33: ...icated Human Comfort Interface BRC1HHDA used as room thermostat For more information about connecting the electrical wiring to the unit see 8 2 Connections to the outdoor unit 492 8 3 Connections to the indoor unit 499 The underfloor heating of the main room is directly connected to the indoor unit The room temperature of the main room is controlled by the dedicated Human Comfort Interface BRC1HHD...

Page 34: ...tee reliable operation provide a minimum water flow as described in table To check the water volume and flow rate in 7 1 Preparing water piping 474 The user interface integrated in the indoor unit decides the space operation mode Mind that the operation mode on each room thermostat must be set to match the indoor unit The room thermostats are connected to the shut off valves but do NOT have to be ...

Page 35: ... of the heat pump convectors The installation manual of the heat pump convector options The addendum book for optional equipment The user interface integrated in the indoor unit decides the space operation mode The heating or cooling demand signals of each heat pump convector are connected in parallel to the digital input on the indoor unit X2M 35 and X2M 30 The indoor unit will only supply leavin...

Page 36: ...g A shut off valve to prevent hot water supply when the room has no heating demand A shut off valve to prevent condensation on the floor during cooling operation of the rooms with heat pump convectors For each room with heat pump convectors The desired room temperature is set via the controller of the heat pump convectors There are different controllers and setups possible for the heat pump convec...

Page 37: ...mperature in heating and the highest design temperature in cooling Additional zone Zone with the highest design temperature in heating and the lowest design temperature in cooling CAUTION If there is more than one leaving water zone ALWAYS install a mixing valve station in the main zone to decrease in heating increase in cooling the leaving water temperature when the additional zone has demand Typ...

Page 38: ...ation This is to guarantee the correct water flow balance between the main leaving water temperature zone and the additional leaving water temperature zone in relation to the required capacity of both water temperature zones For more information about connecting the electrical wiring to the unit see 8 2 Connections to the outdoor unit 492 8 3 Connections to the indoor unit 499 For the main zone A ...

Page 39: ... the space operation mode Mind that the operation mode on each controller of the heat pump convectors must be set to match the indoor unit Configuration Setting Value Unit temperature control 2 9 Code C 07 2 Room thermostat Unit operation is decided based on the ambient temperature of the dedicated Human Comfort Interface Note Main room dedicated Human Comfort Interface used as room thermostat fun...

Page 40: ...oor unit An auxiliary boiler field supply connected to the system When the room thermostat requests heating the indoor unit or the auxiliary boiler starts operating depending on the outdoor temperature status of the changeover to external heat source When the permission is given to the auxiliary boiler the space heating by the indoor unit is turned OFF Bivalent operation is only possible for space...

Page 41: ...ontroller to maximum 60 C Install an aquastat valve in the return water flow of the heat pump Set the aquastat valve to close above 60 C and to open below 60 C Install non return valves Make sure to only have one expansion vessel in the water circuit An expansion vessel is already pre mounted in the indoor unit Install the digital I O PCB option EKRP1HBAA Connect X1 and X2 changeover to external h...

Page 42: ...oor Indoor unit Auto Automatic Boiler Boiler NOTICE Make sure the auxiliary contact has enough differential or time delay to prevent frequent changeover between indoor unit and auxiliary boiler If the auxiliary contact is an outdoor temperature thermostat install the thermostat in the shadow so that it is NOT influenced or turned ON OFF by direct sunlight Frequent changeover may cause corrosion of...

Page 43: ...er example 15 C Selecting the volume and desired temperature for the DHW tank consists of 1 Determining the DHW consumption equivalent hot water volume at 40 C 2 Determining the volume and desired temperature for the DHW tank Determining the DHW consumption Answer the following questions and calculate the DHW consumption equivalent hot water volume at 40 C using typical water volumes Question Typi...

Page 44: ...k you can lower the desired DHW tank temperature The heat pump itself can produce domestic hot water of maximum 55 C 50 C if outdoor temperature is low The electrical resistance integrated in the heat pump can increase this temperature However this consumes more energy We recommend to set the desired DHW tank temperature below 55 C to avoid using the electrical resistance The higher the outdoor te...

Page 45: ...er IN b Hot water OUT shower field supply c DHW pump field supply d Recirculation connection By connecting a DHW pump instant hot water can be available at the tap The DHW pump and the installation are field supply and the responsibility of the installer For the electrical wiring see 8 3 5 To connect the domestic hot water pump 4108 For more information about connecting the recirculation connectio...

Page 46: ...oint you can connect a DHW pump and heater element if needed as shown above Configuration The indoor unit can control DHW pump operation For more information see 9 Configuration 4116 5 5 Setting up the energy metering Via the user interface you can read out the following energy data Produced heat Consumed energy You can read out the energy data For space heating For space cooling For domestic hot ...

Page 47: ...ta measure the capacity resistance measurement and set the capacity via the user interface for the backup heater step 1 Measuring the consumed energy Preferred method because of higher accuracy Requires external power meters Setup and configuration When using electrical power meters set the number of pulses kWh for each power meter via the user interface INFORMATION When measuring the electrical p...

Page 48: ...t a Electrical cabinet L1 L2 L3 N b Power meter L1 L2 L3 N c Fuse L1 L2 L3 N d Fuse L1 N e Outdoor unit L1 L2 L3 N f Indoor unit L1 L2 L3 N g Backup heater L1 L2 L3 N Exception You can use a second power meter if The power range of one meter is insufficient The electrical meter cannot easily be installed in the electrical cabinet 230 V and 400 V three phase grids are combined very uncommon because...

Page 49: ...or unit Power meter 2 In case of a single phase backup heater configuration use a single phase power meter In other cases use a three phase power meter Example Single phase outdoor unit with a three phase backup heater e f e i h g A B b a d c 580 1 50 0 0 580 1 50 0 0 A Outdoor unit B Indoor unit a Electrical cabinet L1 N Preferential kWh rate power supply b Electrical cabinet L1 L2 L3 N Normal kW...

Page 50: ...ontrols If you do so the unit uses the most restrictive control NOTICE It is possible to install a field fuse with lower than recommended rating over the heat pump For this you must modify field setting 2 0E according to the maximum allowed current over the heat pump Note that field setting 2 0E overrules all power consumption control settings Power limiting the heat pump will reduce performance 5...

Page 51: ...e by limiting one of the following Current in A Power input in kW The energy management system field supply decides the activation of a certain power limitation level Example To limit the maximum power of the entire 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...

Page 52: ...s limited 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 is as follows Power limitation level does NOT allow operation of backup heater step 1 Then power consumption is limited as follows Ph Ce a b c A B Ph Produced heat Ce Consumed energy A Outdoor uni...

Page 53: ...to use an external temperature sensor in the following cases Indoor ambient temperature In room thermostat control the dedicated Human Comfort Interface BRC1HHDA used as room thermostat measures the indoor ambient temperature Therefore 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...

Page 54: ...utdoor unit is active see Power saving function 4192 the outdoor unit is turned down to reduce standby energy losses 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 reason to install the optional outdoor ambient temperature sensor INFORMATION The exte...

Page 55: ...6 3 5 To provide drainage 66 6 3 6 To install the discharge grille 68 6 3 7 To remove the discharge grille and put the grille in safety position 69 6 4 Mounting the indoor unit 71 6 4 1 About mounting the indoor unit 71 6 4 2 Precautions when mounting the indoor unit 71 6 4 3 To install the indoor unit 71 6 4 4 To connect the drain hose to the drain 72 6 1 Preparing the installation site Do NOT in...

Page 56: ... outlet Do NOT install the unit in the following places Sound sensitive areas e g near a bedroom so that the operation noise will cause no trouble Note If the sound is measured under actual installation conditions the measured value might be higher than the sound pressure level mentioned in Sound spectrum in the data book due to environmental noise and sound reflections In places where a mineral o...

Page 57: ...efrigerant 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 accelerate the defrosting process or to clean the equipment other than those recommended by the manufacturer Be aware that R32 refrigerant does NOT contain an odour WARNING The appliance shall be stor...

Page 58: ... 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 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 General safety precautions chapte...

Page 59: ...the unit Take the weight of the unit with a domestic hot water tank full of water into account Make sure in the event of a water leak water cannot cause any damage to the installation space and surroundings Do NOT install the unit in places such 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 S...

Page 60: ...l 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 Open the switch box cover See 6 2 2 To open the outdoor unit 459 2 Remove the screws 4 from the transportation stays and dispose of them 3 Remove the transportation stays 2 and dispose of them 6 2 4 To close the outdoor unit NOTICE...

Page 61: ...unit Overview 1 2 4 3 5 1 Top panel 2 User interface panel 3 Switch box cover 4 Front panel 5 High voltage switch box cover Open 1 Remove the top panel 5 T25 2 Remove the user interface panel Open the hinges at the top and slide the top panel upwards NOTICE If you remove the user interface panel also disconnect the cables from the back of the user interface panel to prevent damage ...

Page 62: ...h 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 463 6 4 4 To connect the drain hose to the drain 472 When you need access to the high voltage switch box 2 T25 5 If you need access to the high voltage components remove the high voltage switch box cover ...

Page 63: ... you 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 1 Remove the fixing plate at the top of the unit 2 Tilt the switch box to the front and lift it out of its hinges 1 2 2 T25 3 Place the switch box lower on the unit Use the 2 hinges located lower o...

Page 64: ...can 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 drainage 4 Installing the discharge grille 5 Protecting the unit against snow and wind by installing a snow cover and baffle plates See 6 1 Preparing the installation site 455 6 3 2 Precautions when mount...

Page 65: ...re 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 its safety position See 6 3 7 To remove the discharge grille and put the grille in safety position 469 8 0 0 479 a 150 mm 4 M12 a Make sure not to cover the drain hole in the bottom plate of the un...

Page 66: ...installation 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 sure that there is proper drainage in order to avoid ice accumulation Prepare a water drainage channel around the foundation to drain waste water away from the unit ...

Page 67: ...nstalled 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 connect the drain tube heater see 8 2 1 To connect the electrical wiring on the outdoor unit 492 NOTICE Provide at least 150 mm of free space below the unit Additionally make sure the unit is positioned...

Page 68: ...rille 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 Install the upper part of the discharge grille NOTICE Vibrations Make sure the upper part of the discharge grille is attached seamlessly to the lower part to prevent vibrations 4 Align and attach the left side 5 Align and attach the middle p...

Page 69: ...ews 9 6 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 fan as protection against a rotating fan See 6 3 6 To install the discharge grille 468 6 3 7 To remove the discharge grille and put the grille in safety position 469 1 Remove the upper part of the dis...

Page 70: ... 23DA6V 9W G Daikin Altherma 3 H HT F 4P587502 1 2019 07 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 with their counterparts on the unit 5 Insert the hook 6 Insert the ball stud ...

Page 71: ... indoor unit INFORMATION Also read the precautions and requirements in the following chapters 1 General safety precautions 46 6 1 Preparing the installation site 455 6 4 3 To install the indoor unit 1 Lift the indoor unit from the pallet and place it on the floor Also see 3 3 3 To handle the indoor unit 421 2 Connect the drain hose to the drain See 6 4 4 To connect the drain hose to the drain 472 ...

Page 72: ... hose 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 user interface panel and front panel have been removed 1 Remove one of the side panels 2 Cut out the rubber grommet 3 Pull the drain hose through the hole 4 Reattach the side panel Ensure the water c...

Page 73: ...6 Unit installation Installer reference guide 73 EPRA14 18DAV3 W1 ETVH X16S18 23DA6V 9W G Daikin Altherma 3 H HT F 4P587502 1 2019 07 Option 2 Through the right side panel 1 3 T25 3 2 ...

Page 74: ...OTICE 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 Make all piping connections in accordance with the applicable legislation and the instructions in the Installation chapter respecting the water inlet and outlet Connecting piping Force Do NOT use e...

Page 75: ...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 indoor unit Field supply components Water pressure and temperature Check that all components in the field piping can withstand the water pressure and water temperature Water pressure The maximum water pressure is 4 bar Provide adequate safeguards in the water ...

Page 76: ... the 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 cases where during longer periods of time there is no consumption of hot water the equipment MUST be flushed with fresh water before usage Domestic hot water tank Disinfection For the disinfection fu...

Page 77: ...d extra water might be required M2 a b a a c c c c M3 M1 c a Individual room thermostat optional b Overpressure bypass valve delivered as accessory c Shut off valve Maximum water volume NOTICE The maximum water volume depends on whether glycol is added to the water circuit For more information on the addition of glycol refer to 7 2 6 To protect the water circuit against freezing 483 Use the follow...

Page 78: ...rence m between the highest point of the water circuit and the indoor unit If the indoor unit is at the highest point of the installation the installation height is 0 m Minimum flow rate Check that the minimum flow rate in the installation is guaranteed in all conditions This minimum flow rate is required during defrost backup heater operation For this purpose use the overpressure bypass valve del...

Page 79: ...e will lead to malfunction of the system Changing the pre pressure of the expansion vessel should be done by releasing or increasing nitrogen pressure through the Schrader valve of the expansion vessel a a Schrader valve 7 1 5 To check the water volume Examples Example 1 The indoor unit is installed 5 m below the highest point in the water circuit The total water volume in the water circuit is 100...

Page 80: ...ecting the recirculation piping 4 Connecting the drain hose to the drain 5 Filling the water circuit 6 Filling the domestic hot water tank 7 Insulating the water piping 7 2 2 Precautions when connecting the water piping INFORMATION Also read the precautions and requirements in the following chapters 1 General safety precautions 46 7 1 Preparing water piping 474 7 2 3 To connect the water piping NO...

Page 81: ...e outdoor unit water connection pipes of the indoor unit 2 Connect the outdoor unit field piping to the shut off valves 3 Connect the O rings and shut off valves to the space heating cooling water pipes of the indoor unit 4 Connect the space heating cooling field piping of both zones to the shut off valves 5 Connect the domestic hot water in and out pipes to the indoor unit d c b a e f a Space hea...

Page 82: ...islation It is recommended to install a pressure reducing valve on the cold water inlet 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 relief valve on a higher position than the top of the domestic hot water tank Heating of the domestic hot water ta...

Page 83: ... case of low temperatures Water pipe freeze prevention see Water pipe freeze prevention 4182 Drain prevention 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 negative outdoor temperatures However in case of a power failure these functions cannot guarantee p...

Page 84: ...ICE 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 concentration is then lower than assumed As a result the hydraulic components might freeze up after all Take preventive actions to ensure a minimal exposure of the glycol to air Types of glycol The t...

Page 85: ...em 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 Maximum water volume 477 Glycol setting NOTICE If glycol is present in the system setting E 0D must be set to 1 If the glycol setting is NOT set correctly the liquid inside the piping can freeze Fr...

Page 86: ...e 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 house is also drained NOTICE When freeze protection valves are installed do NOT select a minimum cooling setpoint lower than 7 C 7 C default If lower freeze protection valves can open during cooling op...

Page 87: ...l The Hydronic Piping Calculation tool also calculates the maximum hydronic piping length from the indoor unit to the outdoor unit based on the emitter pressure drop or the other way around The Hydronic Piping Calculation tool is part of the Heating Solutions Navigator which can be reached via https professional standbyme daikin eu Please contact your dealer if you have no access to Heating Soluti...

Page 88: ...mestic hot water pump 108 8 3 6 To connect the alarm output 109 8 3 7 To connect the space cooling heating ON OFF output 110 8 3 8 To connect the changeover to external heat source 111 8 3 9 To connect the power consumption digital inputs 112 8 3 10 To connect the safety thermostat normally closed contact 113 8 4 After connecting the electrical wiring to the indoor unit 114 8 1 About connecting th...

Page 89: ...with 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 covers the fan as protection against a rotating fan See 6 3 6 To install the discharge grille 468 6 3 7 To remove the discharge grille and put the grille in safety position 469 CAUTION Do NOT push or p...

Page 90: ...1M 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 currents produced by equipment connected to public low voltage systems with input current 16 A and 75 A per phase Only for the backup heater of the indoor unit See 8 3 2 To connect the backup heater...

Page 91: ...is different depending on whether the power supply is interrupted or not 8 1 5 Overview of electrical connections except external actuators Normal power supply Preferential kWh rate power supply Power supply is NOT interrupted Power supply is interrupted 1 580 1 50 0 0 2 a 3 1 4 580 1 50 0 0 2 b 3 During preferential kWh rate power supply activation power supply is NOT interrupted The outdoor unit...

Page 92: ... Open the switch box cover See 6 2 2 To open the outdoor unit 459 2 Strip insulation 20 mm from the wires a b a Strip wire end to this point b An excessive strip length may cause electrical shock or leakage 3 Insert the cables at the back of the unit and route them through the factory mounted cable sleeves into the switch box For the power supply use the factory mounted cable d c2 b2 c1 b1 a1 a2 a...

Page 93: ...N GND Maximum 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 Factory mounted power supply cable b Field wiring F1B Overcurrent fuse field supply Recommended fuse 2 pole 32 A fuse C curve Q1DI Earth leakage circuit breaker 30 mA field supply 2 Interconnection cable indoor outdoor Route the cable through the frame Connect t...

Page 94: ...Optional 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 the earth screw Fix the cable with cable ties Wires 2 GND 0 75 mm Wiring must be double insulated Maximum power allowed for drain tube heater 115 W 0 5 A ...

Page 95: ...05A 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 function 4192 In case of W1 models 1 Power supply cable Use the factory mounted cable which is already routed through the frame Connect the wires to the terminal block Fix the cable with a cable tie...

Page 96: ...BLU 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 2 Interconnection cable indoor outdoor Route the cable through the frame Connect the wires to the terminal block make sure the numbers match with the numbers on the indoor unit and the earth screw F...

Page 97: ...Optional 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 the earth screw Fix the cable with cable ties Wires 2 GND 0 75 mm Wiring must be double insulated Maximum power allowed for drain tube heater 115 W 0 5 A ...

Page 98: ...X16S18 23DA6V 9W G Daikin Altherma 3 H HT F 4P587502 1 2019 07 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 Required accessory delivered with the unit Thermistor fixture 1 2 3 Click 4 5 6 7 ...

Page 99: ...ng ON OFF output 4110 Changeover to external heat source control See 8 3 8 To connect the changeover to external heat source 4111 Power consumption digital inputs See 8 3 9 To connect the power consumption digital inputs 4112 Safety thermostat See 8 3 10 To connect the safety thermostat normally closed contact 4113 Room thermostat wired or wireless See Installation manual of the wireless room ther...

Page 100: ... 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 additional zone 3 A Thermostat type 3 9 read only Control Remote outdoor sensor See Installation manual of the remote outdoor sensor Addendum book for optional equipment Wires 2 0 75 mm 9 B 1 1 External sensor Outdoor 9 B 2 Ext amb...

Page 101: ...on system layout app control or Smart Grid application App control Item Requirement LAN adapter software It is recommended to ALWAYS keep the LAN adapter software up to date Unit control method On the user interface make sure to set 2 9 2 Control Room thermostat Smart Grid application Item Requirement LAN adapter software It is recommended to ALWAYS keep the LAN adapter software up to date Unit co...

Page 102: ...ND 1 5 mm A 1 2 3 a B A B 1 2 3 X2M X1A X11YA X11YB X11Y X1M a a Interconnection cable main power supply In case of preferential kWh rate power supply Interconnection cable main power supply Wires 3 GND 1 5 mm Normal kWh rate power supply Wires 1N Maximum running current 6 3 A Preferential kWh rate power supply contact Wires 2 0 75 1 25 mm Maximum length 50 m Preferential kWh rate power supply con...

Page 103: ...untings 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 preferential kWh rate power supply Separate connection to the indoor unit is required if preferential kWh rate power supply is interrupted when active OR if no power consumption of the indoor unit is allowed a...

Page 104: ...Ω 6 kW 1N 230 V a 26 A b c 0 22 Ω 2 kW 3 230 V d 5 A 4 kW 3 230 V d 10 A 6 kW 3 230 V d 15 A 9W 3 kW 3N 400 V 4 A 6 kW 3N 400 V 9 A 9 kW 3N 400 V 13 A a 6V b Electrical equipment complying with EN IEC 61000 3 12 European International Technical Standard setting the limits for harmonic currents produced by equipment connected to public low voltage systems with input current 16 A and 75 A per phase ...

Page 105: ...o the contactor of the backup heater inside the switch box K5M b Field wiring see table below Model power supply Connections to backup heater power supply 6V 6V 1N 230 V 1N 50 Hz 230 V AC SWB 4 3 6 5 2 1 K5M 14 13 Q1DI 1 2 3 4 5 6 7 8 F1B I I I I N L X6M BRN GRY BLU1 BLU2 6V 6T1 3 230 V SWB 3 50 Hz 230 V AC 4 3 6 5 2 1 K5M 14 13 1 2 3 4 5 6 7 8 F1B I I I I Q1DI L1 L2 L3 X6M BRN GRY BLU1 BLU2 ...

Page 106: ...d supply NOTICE Do NOT cut or remove the backup heater power supply cable 8 3 3 To connect the shut off valve Heating Cooling INFORMATION Shut off valve usage example In case of one LWT zone and a combination of underfloor heating and heat pump convectors install a shut off valve before the underfloor heating to prevent condensation on the floor during cooling operation For more information see th...

Page 107: ...e electricity 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 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 6 2 5 To open the indoor unit 461 1 Top panel 1 2 3 2 U...

Page 108: ...able 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 following see 6 2 5 To open the indoor unit 461 1 Top panel 1 2 3 2 User interface panel 3 Upper switch box cover 2 Connect the domestic hot water pump cable to the appropriate terminals as shown in the...

Page 109: ...ect 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 461 1 Top panel 1 2 3 2 User interface panel 3 Upper switch box cover 2 Connect the alarm output cable to the appropriate terminals as shown in the illustration below 7 9 YC Y1 X2M 1 2 3 A4P 1 2 Wires connected to the alarm output 3 Wire between X2M and A4P A4P...

Page 110: ...e 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 of Reversible models Heating only models conversion kit EKHVCONV2 Wires 2 1 0 75 mm Maximum load 0 3 A 250 V AC 1 Open the following see 6 2 5 To open the indoor unit 461 1 Top panel 1 2 3 2 User interface panel 3 Upper switch box cover 2 Connec...

Page 111: ... 7 B A B 7 9 X2M A4P Y2 YC X1M a b a Installation of EKRP1HBAA 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 heat source Wires 2 0 75 mm Maximum load 0 3 A 250 V AC Minimum load 20 mA 5 V DC 9 C Bivalent 1 Open the following see 6 2 5 To open the in...

Page 112: ...P1HBAA is required 3 Fix the cable with cable ties to the cable 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 consumption control 1 Open the following see 6 2 5 To open the indoor unit 461 1 Top panel 1 2 3 2 User interface panel 3 Upper switch box cover ...

Page 113: ...afety thermostat normally closed contact Wires 2 0 75 mm Maximum length 50 m Safety thermostat contact 16 V DC detection voltage supplied by PCB The voltage free contact shall ensure the minimum applicable load of 15 V DC 10 mA 9 8 1 3 Benefit kWh power supply Safety thermostat 1 Open the following see 6 2 5 To open the indoor unit 461 1 Top panel 1 2 3 2 User interface panel 3 Upper switch box co...

Page 114: ... has a maximum temperature variation rate of 2 C min There is a minimum distance of 2 m between the safety thermostat and the 3 way valve INFORMATION ALWAYS configure the safety thermostat after its installation Without configuration the indoor unit will ignore the safety thermostat contact INFORMATION The preferential kWh rate power supply contact is connected to the same terminals X5M 9 10 as th...

Page 115: ...8 Electrical installation Installer reference guide 115 EPRA14 18DAV3 W1 ETVH X16S18 23DA6V 9W G Daikin Altherma 3 H HT F 4P587502 1 2019 07 Without low voltage cables With low voltage cables ...

Page 116: ...her dependent curves 133 9 5 Settings menu 135 9 5 1 Malfunctioning 135 9 5 2 Room 136 9 5 3 Main zone 140 9 5 4 Additional zone 149 9 5 5 Space heating cooling 155 9 5 6 Tank 163 9 5 7 User settings 170 9 5 8 Information 175 9 5 9 Installer settings 176 9 5 10 Commissioning 194 9 5 11 Operation 194 9 6 Menu structure Overview user settings 195 9 7 Menu structure Overview installer settings 196 9 ...

Page 117: ...nt methods However NOT all settings are accessible via both methods If so the corresponding table columns in this chapter are set to N A not applicable Method Column in tables Accessing settings via the breadcrumb in the home menu screen or the menu structure To enable breadcrumbs press the button in the home screen For example 9 1 5 2 Accessing settings via the code in the overview field settings...

Page 118: ...ings 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 permission level to Installer See To change the user permission level 4117 2 Go to 9 I Installer settings Overview field settings 3 Turn the left dial to select the first part of the setting and confirm b...

Page 119: ...ortant 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 the configuration here All the settings can also be adjusted in the settings menu use the breadcrumbs For the setting Refer to Language 7 1 Time date 7 2 Hours Minutes Year Month Day System Indoor un...

Page 120: ... if 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 4149 Control read 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 9 5 6 Tank 4163 Comfort setpoint 5 2 Eco setpoint 5 3 Reheat setpoint 5 4 Hysteresis 5 9 and 5 A 9 3 Possib...

Page 121: ...ent 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 applicable for your configuration are visible on the home screen 6 1 6 bar 26 Feb 2019 22 19 55 21 45 j e2 l k1 k2 k3 18 d e1 g3 g2 h1 g1 f i2 i3 i4 h2 i1 a2 a1 e3 b c Possible actions on this screen Go ...

Page 122: ...ncy 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 energy is currently being used for domestic hot water f Space operation mode Cooling Heating g Outdoor quiet mode g1 6 Measured outdoor temperature a g2 Quiet mode active g3 Outdoor unit h Indoor un...

Page 123: ...ter 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 thermostat type Unit operation is decided by the external room thermostat wired or wireless No room thermostat installed or set Unit operation is decided based on the leaving water temperature regardles...

Page 124: ... dedicated 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 leaving water temperature for the main zone 3 Additional zone Restriction Only displayed if there are two leaving water temperature zones Shows the applicable symbol for your additional zone emitt...

Page 125: ...n 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 for screens describing system components that need a setpoint value Examples 1 Room temperature screen 21 C 1 Room 2 Main zone screen 35 C 2 Main zone 3 Additional zone screen 45 C 3 Additional zone...

Page 126: ... dial 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 Selected setting and value Possible actions on this screen Go through the list of settings Change the value Go to the next setting Confirm changes and proceed 9 3 7 Schedule screen Example This example ...

Page 127: ...e schedule 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 scheduling to Yes 3 Go to 1 2 Room Heating schedule To clear the content of the week schedule 1 Select the name of the current schedule Mon Sat Wed Fri Thu Tue Sun User defined 1 2 Select Delete De...

Page 128: ...a darker 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 schedule for Monday is defined The value of the last action is valid until the next programmed action In this example Monday is the first day you programmed Thus the last programmed action is valid up t...

Page 129: ...Thu 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 Edit 3 Use the left dial to select an entry and edit the entry with the right dial 0 8 00 23 00 21 C 18 C 12 24 Sat 4 Confirm the changes 5 Select Saturday 6 Select Copy 7 Select Sunday 8 Select P...

Page 130: ...ther 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 If the outdoor temperature drops or rises the unit compensates instantly Thus the unit does not have to wait for feedback by the thermostat to increase or decrease the temperature of the leaving wa...

Page 131: ...r personal preference See 9 4 4 Using weather dependent curves 4133 Availability The weather dependent curve is available for Main zone Heating Main zone Cooling Additional zone Heating Additional zone Cooling Tank INFORMATION To operate weather dependent correctly configure the setpoint of the main zone additional zone or tank See 9 4 4 Using weather dependent curves 4133 9 4 2 2 points curve Def...

Page 132: ...e 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 For example if leaving water temperature is in general fine but at low ambient temperatures too cold raise the slope so that leaving water temperature is heated increasingly more at decreasingly lo...

Page 133: ...itional zone heating Main zone or additional zone cooling Domestic hot water X1 X2 Examples of outdoor ambient temperature Y1 Y2 Y3 Y4 Examples of desired tank temperature or leaving water temperature The icon corresponds to the heat emitter for that zone Underfloor heating Fan coil unit Radiator Domestic hot water tank Possible actions on this screen Select slope or offset Increase or decrease th...

Page 134: ...ank 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 zone Heating 2 5 Main zone Heating WD curve Main zone Cooling 2 6 Main zone Cooling WD curve Additional zone Heating 3 5 Additional zone Heating WD curve Additional zone Cooling 3 6 Additional zone C...

Page 135: ...dent 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 Hot Hot a See 9 4 2 2 points curve 4131 9 5 Settings menu You can set additional settings using the main menu screen and its submenus The most important settings are presented here 9 5 1 Malfunction...

Page 136: ...erature 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 Schedule screen Example 4126 Cooling schedule Only applicable for reversible models Define a cooling schedule of the room temperature in 1 3 Cooling schedule See 9 3 7 Schedule screen Example 4126 Antifros...

Page 137: ...om 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 disabled NOTICE Room frost protection Even if you turn OFF space heating cooling operation C 2 Operation Space heating cooling room frost protection if enabled will remain active For more detailed ...

Page 138: ...ooling 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 setpoint of the leaving water will be lowered Space heating cooling On and The external room thermostat is Thermo ON Room frost protection is guaranteed by the normal logic In case of 2 leaving water t...

Page 139: ...nually 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 applicable in room thermostat control To save energy by preventing overheating or undercooling the room you can limit the range of the room temperature for heating and or cooling NOTICE When adjust...

Page 140: ...ating 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 Control 2 A Thermostat type 2 B Delta T 2 C Modulation 2 D Shut off valve 2 E WD curve type Setpoint screen Control the leaving water temperature for the main zone via setpoint screen 2 Main zone See 9 3...

Page 141: ... temperature 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 on the outdoor ambient temperature Code Description 2 4 N A Setpoint mode Fixed WD heating fixed cooling Weather dependent When weather dependent operation is active low outdoor temperatures will r...

Page 142: ...erature 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 This value should be higher than 1 03 as for low outdoor temperatures warmer water is required 1 03 Desired leaving water temperature when the outdoor temperature equals or rises above the high ambi...

Page 143: ...water is required 1 09 Desired leaving water temperature when the outdoor temperature equals or rises above the high ambient temperature 9 03 C 9 02 C Note This value should be lower than 1 08 as for high outdoor temperatures colder water is required Emitter type Heating up or cooling down the main zone can take longer This depends on The water volume of the system The heater emitter type of the m...

Page 144: ...ters 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 additional zone CAUTION If there are 2 zones and the emitter types are wrongly configured water of high temperature can be sent towards a low temperature emitter underfloor heating To avoid this Inst...

Page 145: ... preset values shift values weather dependent curves modulation As a result too high or too low leaving water temperatures could occur which lead to overtemperatures or capacity shortage By limiting the leaving water temperature range to adequate values depending on the heat emitter such situations can be avoided Example In heating mode leaving water temperatures must be sufficiently higher than t...

Page 146: ...ion is only possible if C 2 Space heating cooling On Code Description 2 A C 05 External room thermostat type for the main zone 1 1 contact The used external room thermostat can only send a thermo ON OFF condition There is no separation between heating or cooling demand The room thermostat is connected to only 1 digital input X2M 35 Select this value in case of a connection to the heat pump convect...

Page 147: ...tween leaving water temperature setpoint and inlet temperature at startup INFORMATION If the main zone or the additional zone has a heating demand and this zone is equipped with radiators then the target delta T that the unit will use in heating operation will be 10 C fixed If the zones are not equipped with radiators then in heating the unit will give priority to the target delta T for the additi...

Page 148: ...an only be read out on the user interface 2 C 2 8 06 Max modulation 0 C 10 C This is the temperature value by which the desired leaving water temperature is increased or decreased INFORMATION When leaving water temperature modulation is enabled the weather dependent curve needs to be set to a higher position than 8 06 plus the minimum leaving water temperature setpoint required to reach a stable c...

Page 149: ... The shut off valve 0 No is NOT influenced by heating or cooling demand 1 Yes closes when there is NO heating or cooling demand INFORMATION The setting F 0B is only valid when there is a thermostat or external room thermostat request setting NOT in case of leaving water temperature setting During cooling If F 0B is enabled the shut off valve closes when the unit is running in cooling operation mod...

Page 150: ...mperature for the additional zone via setpoint screen 3 Additional zone See 9 3 5 Setpoint screen 4125 Schedule Indicates if the desired leaving water temperature is according to a schedule See 9 5 3 Main zone 4140 Code Description 3 1 N A Schedule No Yes Heating schedule Define a heating temperature schedule for the additional zone via 3 2 Heating schedule See 9 3 7 Schedule screen Example 4126 C...

Page 151: ...d or the Slope Offset method Also see 9 4 2 2 points curve 4131 and 9 4 3 Slope offset curve 4132 The curve type in the menu of the additional zone is read only It corresponds to the curve type that is in use for the main zone Thus changing the curve type for the additional zone must be done in the menu of the main zone 2 E WD curve type Also see 9 5 3 Main zone 4140 Code Description 2 E N A 2 poi...

Page 152: ... temperature 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 for low outdoor temperatures warmer water is required 0 00 Desired leaving water temperature when the outdoor temperature equals or rises above the high ambient temperature 9 05 min 45 9 06 C Note Th...

Page 153: ...eratures 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 than 0 05 as for high outdoor temperatures colder water is required Emitter type For more information about Emitter type see 9 5 3 Main zone 4140 Code Description 3 7 2 0D Emitter type 0 Underfloor ...

Page 154: ...C 2 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 Main zone 4140 Code Description 3 9 N A Control Leaving water if the control type of the main zone is Leaving water External room thermostat if the control type of the main zone is External room ther...

Page 155: ...ration mode 4 2 Operation mode schedule 4 3 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 About space operation modes Your unit can be a heating or a heating cooling model If your unit is a heating model it can heat up a space If your unit is a heating cool...

Page 156: ...g Operation mode 2 Select one of the following options Heating Only heating mode Cooling Only cooling mode Automatic The operation mode changes automatically based on the outdoor temperature Restricted according to the operation mode schedule Automatic heating cooling changeover is only applicable for Reversible models Heating only models conversion kit EKHVCONV2 When Automatic is selected the uni...

Page 157: ... heating off temperature When the averaged outdoor temperature rises above this value space heating is turned off a 14 C 35 C 4 3 2 F 01 Space cooling off temperature When the averaged outdoor temperature drops below this value space cooling is turned off a 10 C 35 C a This setting is also used in automatic heating cooling changeover Exception If the system is configured in room thermostat control...

Page 158: ...one and quick heat emitters N A 4 0B Hysteresis ensures that changeover is only done when necessary The space operation only changes from heating to cooling when the room temperature rises above the desired cooling temperature added by the hysteresis value Range 1 C 10 C N A 4 0D Offset ensures that the active desired room temperature is always reached In heating mode the space operation only chan...

Page 159: ...mportant 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 CAUTION If there are 2 zones and the emitter types are wrongly configured water of high temperature can be sent towards a low temperature emitter underfloor heating To avoid this Install an aquastat thermostatic valv...

Page 160: ...n a b c d b c a Space heating cooling control b Off c On d Pump operation 4 5 F 0D 1 Sample The pump is ON when there is heating or cooling demand as the leaving water temperature has not yet reached the desired temperature yet When thermo OFF condition occurs the pump runs every 3 minutes to check the water temperature and demand heating or cooling if necessary Remark Sample is ONLY available in ...

Page 161: ...ype 0 Reversible 1 Heating only Pump limitation Pump speed limitation 9 0D defines the maximum pump speed In normal conditions the default setting should NOT be modified The pump speed limitation will be overruled when the flow rate is in the range of the minimum flow error 7H Code Description 4 7 9 0D Pump limitation 0 No limitation 1 4 General limitation There is limitation in all conditions The...

Page 162: ...he value set by the Space heating off temperature 4 02 or if the outdoor temperature drops below the value set by the Space cooling off temperature F 01 When the pump operation 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 heating cooling operation ...

Page 163: ...ncrease around 0 C 0 No 1 increase 2 C span 4 C 2 increase 4 C span 4 C 3 increase 2 C span 8 C 4 increase 4 C span 8 C Overshoot This function defines how much the water temperature may rise above the desired leaving water temperature before the compressor stops The compressor will start up again when the leaving water temperature drops below the desired leaving water temperature This function is...

Page 164: ...peration 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 activate powerful operation Activate or deactivate Powerful operation as follows 1 Go to 5 1 Tank Powerful operation 2 Turn powerful operation Off or On Usage example You immediately need more hot water If you ...

Page 165: ...erature denotes the lower desired tank temperature It is the desired temperature when a storage economic action is scheduled preferably during day Code Description 5 3 6 0B Eco setpoint 30 C min 50 6 0E C Reheat setpoint Desired reheat tank temperature used in Schedule reheat mode during reheat mode the guaranteed minimum tank temperature is set by the Reheat setpoint minus the reheat hysteresis I...

Page 166: ...ding 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 periodically heating the domestic hot water to a specific temperature CAUTION The disinfection function settings MUST be configured by the installer according to the applicable legislation Code Des...

Page 167: ...rupted by possible domestic hot water demand NOTICE Disinfection mode Even if you turn OFF tank heating operation C 3 Operation Tank disinfection mode will remain active However if you turn it OFF while disinfection is running an AH error occurs INFORMATION In case of error code AH and no interruption of the disinfection function occurred due to domestic hot water tapping following actions are rec...

Page 168: ...ction 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 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 is smaller than 20 C Code Descripti...

Page 169: ... the weather 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 4130 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 0 0E low outdoor ambient temperature 40 C 5 C 0 0D high outd...

Page 170: ...mestic hot water temperature TU User setpoint temperature as set on the user interface t Time Example setpoint TU maximum 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 backup heater can take place THP MAX Maximum heat pump temperature at sensor in domes...

Page 171: ...ttings Time date once the unit is initialised Holiday About holiday mode During your holiday you can use the holiday mode to deviate from your normal schedules without having to change them While holiday 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 hol...

Page 172: ...e a quiet mode level Enable the user to program a quiet mode schedule If enabled by the installer the user can program a quiet mode schedule INFORMATION If the outdoor temperature is below zero we recommend to NOT use the most quiet level To check if quiet mode is active If is displayed on the home screen quiet mode is active To use quiet mode 1 Go to 7 4 1 User settings Quiet Activation 2 Do one ...

Page 173: ...edium 7 5 3 N A Electricity price Low 7 6 N A Gas price INFORMATION Electricity price can only be set when bivalent is ON 9 C 1 or C 02 These values can only be set in menu structure 7 5 1 7 5 2 and 7 5 3 Do NOT use overview settings To set the gas price 1 Go to 7 6 User settings Gas price 2 Select the correct gas price 3 Confirm the changes INFORMATION Price value ranging from 0 00 990 valuta kWh...

Page 174: ... operation cost taking into account the reimbursement will be optimized NOTICE Make sure to modify the setting of the energy prices at the end of the incentive period To set the gas price in case of an incentive per kWh renewable energy Calculate 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...

Page 175: ...data 8 2 Malfunction history 8 3 Dealer information 8 4 Sensors 8 5 Actuators 8 6 Operation modes 8 7 About 8 8 Connection status 8 9 Running hours 8 A Reset Dealer information The installer can fill in his contact number here Code Description 8 3 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 En...

Page 176: ...ystem 8 8 Connection status Information about the connection status of the unit the room thermostat and the LAN adapter 8 9 Running hours Running hours of specific system components 9 5 9 Installer settings Overview The following items are listed in the submenu 9 Installer settings Commissioning Information User settings User profile 9 Installer settings 9 1 Configuration wizard 9 2 Domestic hot w...

Page 177: ... following 3 overview settings E 05 Can the system prepare domestic hot water E 06 Is a domestic hot water tank installed in the system E 07 What kind of domestic hot water tank is installed DHW pump Code Description 9 2 2 D 02 DHW pump 0 No DHW pump NOT installed 1 Instant hot water Installed for instant hot water when water is tapped The user sets the operation timing of the domestic hot water p...

Page 178: ... the type of heater can be viewed but not changed Code Description 9 3 1 E 03 3 6V 4 9W Voltage For a 6V model this can be set to 230V 1ph 230V 3ph For a 9W model this is fixed to 400V 3ph Code Description 9 3 2 5 0D 0 230V 1ph 1 230V 3ph 2 400V 3ph Configuration The backup heater can be configured in different ways It can be chosen to have a 1 step only backup heater or a backup heater with 2 ste...

Page 179: ...econd and first step of the backup heater at nominal voltage Nominal value depends on backup heater configuration Equilibrium Code Description 9 3 6 5 00 Equilibrium Is backup heater operation allowed above equilibrium temperature during space heating operation 1 NOT allowed 0 Allowed 9 3 7 5 01 Equilibrium temperature Outdoor temperature below which operation of the backup heater is allowed Range...

Page 180: ... INFORMATION If a heat pump failure occurs and Emergency is set to Manual the room frost protection function the underfloor heating screed dryout function and the water pipe antifreeze function will remain active even if the user does NOT confirm emergency operation HP forced off HP forced off mode can be activated to allow the backup heater to provide domestic hot water and space heating Cooling ...

Page 181: ...kup heater will assist during domestic hot water heating 5 01 Equilibrium temperature and 5 03 Space heating priority temperature are related to backup heater So you must set 5 03 equal or a few degrees higher than 5 01 9 6 3 5 04 Offset BSH setpoint Setpoint correction for domestic hot water temperature setpoint correction for the desired domestic hot water temperature to be applied at low outdoo...

Page 182: ...omestic hot water operation Domestic hot water heating stops even when the target domestic hot water temperature is NOT reached The actual maximum running time also depends on setting 8 04 When Control Room thermostat This preset value is only taken into account if there is a request for space heating or cooling If there is NO request for space heating cooling the tank is heated until the setpoint...

Page 183: ...pply or a Safety thermostat 0 No The outdoor unit is connected to a normal power supply 1 Open The outdoor unit is connected to a preferential kWh rate power supply When the preferential kWh rate signal is sent by the electricity company the contact will open and the unit will go in forced off mode When the signal is released again the voltage free contact will close and the unit will restart oper...

Page 184: ... 00 to 1 or 3 when D 01 is set to 1 or 2 will reset D 00 back to 0 as the system does not have a booster heater Only set D 00 to the values in the table below D 00 Backup heater Compressor 0 Forced OFF Forced OFF 2 Allowed Power consumption control Power consumption control See 5 Application guidelines 4 27 for detailed information about this functionality Code Description 9 9 1 4 08 Power consump...

Page 185: ...and 9 9 2 Amp Code Description 9 9 4 5 05 Limit 1 0 A 50 A 9 9 5 5 06 Limit 2 0 A 50 A 9 9 6 5 07 Limit 3 0 A 50 A 9 9 7 5 08 Limit 4 0 A 50 A Limit when 9 9 1 Continuous and 9 9 2 kW Code Description 9 9 8 5 09 Limit Only applicable in case of full time power limitation mode 0 kW 20 kW Limits when 9 9 1 Inputs and 9 9 2 kW Code Description 9 9 9 5 09 Limit 1 0 kW 20 kW 9 9 A 5 0A Limit 2 0 kW 20 ...

Page 186: ...he 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 heater can operate simultaneously or if the booster heater backup heater has priority over the backup heater booster heater In case power consumption control is ENABLED the setting 4 01 defines the p...

Page 187: ...meters 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 with different pulse frequencies If only 1 or no power meter is used select None to indicate the corresponding pulse input is NOT used Code Description 9 A 1 D 08 Electricity meter 1 0 None NOT instal...

Page 188: ...Remark 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 outdoor ambient temperature sensor It is possible to give an offset to the thermistor value This setting can be used to compensate for situations where the external outdoor ambient sensor cannot be ...

Page 189: ...r unit 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 signal for the auxiliary boiler is always inactive The switch over between the heat pump system and the auxiliary boiler is based on the following settings C 03 and C 04 Electricity and gas prices 7 5...

Page 190: ...ption 9 C 3 C 03 Range 25 C 25 C step 1 C 9 C 4 C 04 Range 2 C 10 C step 1 C The higher the value of C 04 the higher the accuracy of the switch over between the heat pump system and the auxiliary boiler To determine the value of C 03 proceed as follows 1 Determine the COP coefficient of performance using the formula Formula Example COP Electricity price gas price a boiler efficiency If Electricity...

Page 191: ...promote 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 User settings Gas price Alarm output Alarm output Code Description 9 D C 09 Alarm output Indicates the logic of the alarm output on the digital I O PCB during malfunctioning 0 Abnormal The alarm outpu...

Page 192: ...e In case of V3 models 493 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 water demand The final decision to allow power interruption of the outdoor unit during standstill depends on the ambient temperature compressor conditions and minimum internal timers To enable the power...

Page 193: ... can 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 modify an overview setting 4118 Export MMI settings About exporting the configuration settings Export the configuration settings of the unit to a USB memory stick via the MMI the user interface of...

Page 194: ...gs 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 4197 9 5 11 Operation Overview The following items are listed in the submenu C Operation Malfunctioning User profile Commissioning Room C Operation C 1 Room C 2 Space heating cooling C 3 Tank To enable or disable functionalities In the o...

Page 195: ...gy data Malfunction history Dealer information Sensors Actuators Operation modes About Connection status Running hours B User profile C Operation Room Space heating cooling Tank 1 4 Antifrost Activation Room setpoint 1 5 Setpoint range Heating minimum Heating maximum Cooling minimum Cooling maximum 7 2 Time date Hours Minutes Year Month Day Daylight savings time Format 7 3 Holiday Activation From ...

Page 196: ...ergy 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 Limit Limit 1 Limit 2 Limit 3 Limit 4 Priority heater BBR16 activation BBR16 power limit 9 Installer settings Configuration wizard Domestic hot water Backup heater Emergency Balancing Water pipe fr...

Page 197: ...otective 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 disabled At first power on The protective functions are disabled by default After 12 h they will be automatically enabled Afterwards An installer can manually disable the protective functions by set...

Page 198: ...Once 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 properly mounted The outdoor unit is properly mounted The following field wiring has been carried out according to this document and the applicable legislation Between the local supply panel and t...

Page 199: ...rted if necessary 10 4 1 Minimum flow rate Purpose For a correct operating unit it is important to check if the minimum flow rate is reached If needed modify the bypass valve setting Minimum required flow rate 25 l min To check the minimum flow rate 1 Check the hydraulic configuration to find out which space heating loops can be closed by mechanical electronic or other valves 2 Close all space hea...

Page 200: ...l workflow Purging the air from the system should consist of 1 Performing a manual air purge 2 Performing an automatic air purge INFORMATION Start by performing a manual air purge When almost all the air is removed perform an automatic air purge If necessary repeat performing the automatic air purge until you are sure that all air is removed from the system During air purge function pump speed lim...

Page 201: ...ler See To change the user permission level 4117 2 Go to A 3 Commissioning Air purge 3 In the menu set Type Automatic 4 Select Start air purge 5 Select OK to confirm Result The air purge starts It stops automatically when done 6 To stop the air purge manually 1 In the menu go to Stop air purge 2 Select OK to confirm 10 4 3 Operation test run Purpose Perform test runs on the unit and monitor the le...

Page 202: ...To monitor the temperatures 1 In the menu go to Sensors 2 Select the temperature information 10 4 4 Actuator test run Purpose Perform an actuator test run to confirm the operation of the different actuators For example when you select Pump a test run of the pump will start To perform an actuator test run Conditions Make sure all operation is disabled Go to C Operation and turn off Room Space heati...

Page 203: ...er for the maximum allowed water temperature to avoid cracking the screed programming the underfloor heating screed dryout schedule according to the initial heating instructions of the screed manufacturer checking the proper functioning of the setup on a regular basis performing the correct program complying with the type of the used screed UFH screed dryout before or during installation of outdoo...

Page 204: ... underfloor heating screed dryout function is active even if the user does NOT confirm emergency operation During underfloor heating screed dryout pump speed limitation 9 0D is NOT applicable NOTICE To perform an underfloor heating screed dryout room frost protection needs to be disabled 2 06 0 By default it is enabled 2 06 1 However due to the installer on site mode see Commissioning room frost p...

Page 205: ...of the screed dryout schedule the total remaining time and the current desired leaving water temperature 2 Press the left dial to open the menu structure and to 1 View the status of sensors and actuators 2 Adjust the current program To stop an underfloor heating UFH screed dryout U3 error When the program is stopped by an error an operation switch off or a power failure the U3 error will be displa...

Page 206: ...X16S18 23DA6V 9W G Daikin Altherma 3 H HT F 4P587502 1 2019 07 3 Modify and restart the execution of the program a a If the UFH screed dryout program was stopped due to a power failure and the power resumes the program will automatically restart the last implemented step ...

Page 207: ...aller 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 the complete documentation at the URL mentioned earlier in this manual Explain the user how to properly operate the system and what to do in case of problems Show the user what to do for the maint...

Page 208: ...rview Maintenance and service 208 12 2 Maintenance safety precautions 208 12 3 Yearly maintenance 209 12 3 1 Yearly maintenance outdoor unit overview 209 12 3 2 Yearly maintenance outdoor unit instructions 209 12 3 3 Yearly maintenance indoor unit overview 209 12 3 4 Yearly maintenance indoor unit instructions 209 12 4 To drain the domestic hot water tank 212 12 5 About cleaning the water filter i...

Page 209: ...he heat exchanger yearly A blocked 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 to the mesh of the filter do NOT use excessive force when you reinsert it 1 3 2 12 3 3 Yearly maintenance indoor unit overview Water pressure Magnetic filter dirt separator...

Page 210: ...of the water circuit If required add water NOTICE When checking the magnetic filter dirt separator for tightness hold it firmly so as NOT to apply stress to the water piping Do NOT isolate the magnetic filter dirt separator by closing the shut off valves To properly empty the dirt separator sufficient pressure is required To prevent dirt from remaining in the dirt separator ALWAYS take off the mag...

Page 211: ...f the relief valve is clean If it contains debris or dirt Open the valve until the discharged water does not contain debris or dirt anymore Flush and clean the complete tank including the piping between the relief valve and cold water inlet To make sure this water originates from the tank check after a tank heat up cycle INFORMATION It is recommended to perform this maintenance more than once a ye...

Page 212: ... very hot Prerequisite Stop the unit operation via the user interface Prerequisite Turn OFF the respective circuit breaker Prerequisite Close the cold water supply Prerequisite Open all the hot water tapping points to allow air to enter the system 1 Remove the top panel the user interface panel and the front panel 2 Lower the switch box 3 Remove the stop from the access point to the tank 4 Use a d...

Page 213: ...d water in a bottle sink using the installed drain hose 7 Remove the 2 clips that fix the water filter a b a a Clip b Magnetic filter dirt separator 8 Remove the water filter 9 Remove the drain hose from the water filter CAUTION Although the water circuit is drained some water may be spilled when removing the magnetic filter dirt separator from the filter housing ALWAYS clean up spilled water 12 5...

Page 214: ...up filter and strainer in the water filter housing INFORMATION Correctly install the strainer in the magnetic filter dirt separator housing using the protrusions a b c c a Rolled up filter b Strainer c Protrusion 5 Install and properly tighten the bottom of the water filter housing 12 5 3 To install the water filter CAUTION Check the condition of the O rings and replace if needed Apply water to th...

Page 215: ...he water filter to the water circuit pipes 3 Make sure that the air purge valve of the water filter is in the open position 4 Open the valve if equipped of the water circuit towards the expansion vessel CAUTION Make sure to open the valve if equipped towards the expansion vessel otherwise the overpressure will be generated 5 Open the stop valves and add water to the water circuit if needed ...

Page 216: ... space is NOT sufficiently heated at low outdoor temperatures 221 13 3 10 Symptom The pressure at the tapping point is temporarily unusually high 222 13 3 11 Symptom Tank disinfection function is NOT completed correctly AH error 222 13 4 Solving problems based on error codes 222 13 4 1 To display the help text in case of a malfunction 222 13 4 2 Error codes Overview 223 13 1 Overview Troubleshooti...

Page 217: ...All shut off valves of the water circuit are completely open The water filter is clean Clean if necessary There is no air in the system Purge air if necessary You can purge air manually see To perform a manual air purge 4 200 or use the automatic air purge function see To perform an automatic air purge 4201 The water pressure is 1 bar The expansion vessel is NOT broken The valve if equipped of the...

Page 218: ...he 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 4101 8 1 4 About preferential kWh rate power supply 490 8 1 5 Overview of electrical connections except external actuators 491 The preferential kWh rate signal was sent by the electricity company In the user interface o...

Page 219: ...mitters or collectors 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 and use a screwdriver to turn back and forth the ceramic shaft of the rotor until the rotor is deblocked a Note Do NOT use excessive force 2 2 1 3 a If you cannot deblock the rotor o...

Page 220: ...installation 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 476 and 7 1 4 Changing the pre pressure of the expansion vessel 479 The water circuit head is too high The water circuit head is the difference in height between the indoor unit and the highest point of the water circuit If the indoor uni...

Page 221: ...he 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 outdoor temperature Go to 9 3 7 Installer settings Backup heater Equilibrium temperature 5 01 There is air in the system Purge air manually or automatically See the air purge function in the chapter 10...

Page 222: ...fection 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 only is selected it is recommended to program a Eco action 3 hours before the scheduled start up of the disinfection function to preheat the tank The disinfection operation was stopped manually C 3 ...

Page 223: ...duction 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 01 Mixed water thermistor abnormality 81 06 Entering water temperature thermistor abnormality indoor unit 89 01 Heat exchanger frozen during defrost 89 02 Heat exchanger frozen not during defrost ...

Page 224: ...mpressor 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 Abnormal increase tank temperature EC 04 Tank preheating F3 00 OU Malfunction of discharge pipe temperature F6 00 OU Abnormal high pressure in cooling FA 00 OU Abnormal high pressure actuation of HPS H0 0...

Page 225: ... sensor 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 00 OU Inverter instantaneous overcurrent DC L8 00 Malfunction triggered by a thermal protection in the inverter PCB L9 00 Prevention of compressor lock LC 00 Malfunction in communication system of ...

Page 226: ... recommended to program the start up of the disinfection function at least 4 hours later than the last expected large hot water tapping This start up can be set by installer settings disinfection function When the Schedule only mode is selected it is recommended to program an Eco action 3 hours before the scheduled start up of the disinfection function to preheat the tank NOTICE When the minimum w...

Page 227: ...ant 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 Y3S Y2S Y4S Y3E Y1E a Service port 5 16 flare Y1E Electronic expansion valve main Y3E Electronic expansion valve injection Y2S Solenoid valve hot gas bypass Y3S Solenoid valve low pressure bypass Y4S Solenoid ...

Page 228: ...uching 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 is OFF c2 c1 1 2 3 c3 c1 Electronic expansion valve Solenoid valve c2 EEV coil c3 EEV magnet 1 Remove the EEV coil c2 2 Slide an EEV magnet c3 over the expansion valve solenoid valve c1 3 Turn the E...

Page 229: ...hnical 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 Service space Outdoor unit 230 15 2 Piping diagram Outdoor unit 231 15 3 Piping diagram Indoor unit 233 15 4 Wiring diagram Outdoor unit 234 15 5 Wiring diagram Indoor unit 239 ...

Page 230: ... Wall 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 English Translation General General No top side obstacle No top side obstacle Top side obstacle Top side obstacle Wall height unrestricted Wall height unrestricted ...

Page 231: ...rvice port 5 16 flare i Capillary tube j Distributor k Air heat exchanger l PCB cooling m Accumulator n Muffler E1HHEX Plate heat exchanger heater M1C Compressor M1F Fan motor S1PH High pressure switch 5 6 MPa S2PH High pressure switch 4 17 MPa n Muffler E1HHEX Plate heat exchanger heater M1C Compressor M1F Fan motor S1PH High pressure switch 5 6 MPa S2PH High pressure switch 4 17 MPa S1PL Low pre...

Page 232: ...uide 232 EPRA14 18DAV3 W1 ETVH X16S18 23DA6V 9W G Daikin Altherma 3 H HT F 4P587502 1 2019 07 R5T Air heat exchanger middle R6T Refrigerant liquid R7T Compressor shell R8T Compressor port R9T Entering water R10T Leaving water Heating Cooling ...

Page 233: ...hot water cold water IN loose nut 3 4 b2 Domestic hot water hot water OUT loose nut 3 4 c1 Water IN connection c2 Water OUT connection d Pump e Backup heater f Shut off valve male female 1 g Expansion vessel h Magnetic filter dirt separator i Safety valve j Air purge k Drain valve l Loose nut 1 B1L Flow sensor B1PW Space heating water pressure sensor M3S 3 way valve space heating domestic hot wate...

Page 234: ...ion 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 Position of elements Position of elements Rear side view only for W1 models Rear side view Right side view Right side view See note See note Notes 1 Symbols L Live N Neutral Protective earth Noise...

Page 235: ...e 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 filter A3P Printed circuit board leakage current A4P Printed circuit board ACS A5P Printed circuit board flash BS1 BS4 A1P Push button switch C1 C4 A1P A2P Capacitor DS1 A1P DIP switch E1H Drain tube ...

Page 236: ...r 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 port R9T Thermistor entering water R10T Thermistor leaving water R11T Thermistor fin RC A2P Signal receiver circuit S1NPH High pressure sensor S1PH S2PH High pressure switch S1PL Low pressure switch T...

Page 237: ...ld 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 is green K1R A1P Magnetic relay Y1S K1R A2P Magnetic relay K1R A4P Magnetic relay E1HHEX K2R A1P Magnetic relay Y2S K2R A4P Magnetic relay E1H K3R A1P Magnetic relay Y3S K4R A1P Magnetic relay E1HC ...

Page 238: ... water 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 Y1E Electronic expansion valve main Y3E Electronic expansion valve injection Y1S Solenoid valve 4 way valve Y2S Solenoid valve low pressure bypass Y3S Solenoid valve hot gas bypass Y4S Solenoid va...

Page 239: ...nnection 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 heater power supply Backup heater power supply 6T1 3 230 V 6 kW 6T1 3 230 V 6 kW 6V 1N 230 V 6 kW 6V 1N 230 V 6 kW 6WN 9WN 3N 400 V 6 9 kW 6WN 9WN 3N 400 V 6 9 kW User installed options User installed options...

Page 240: ...nd PCB A11P MMI user interface of the indoor unit Main PCB A13P LAN adapter A14P PCB of the dedicated Human Comfort Interface BRC1HHDA used as room thermostat A15P Receiver PCB wireless On OFF thermostat CN A4P Connector DS1 A8P DIP switch F1B Overcurrent fuse backup heater F1U F2U A4P Fuse 5 A 250 V for digital I O PCB K1M K2M Contactor backup heater K5M Safety contactor backup heater K R A4P Rel...

Page 241: ...or normal power supply standard Only for normal power supply standard Only for preferential kWh rate power supply outdoor Only for preferential kWh rate power supply outdoor Outdoor unit Outdoor unit Preferential kWh rate power supply contact 16 V DC detection voltage supplied by PCB Preferential kWh rate power supply contact 16 V DC detection voltage supplied by PCB SWB1 Switch box Use normal kWh...

Page 242: ...m load Min load Minimum load Only for demand PCB option Only for demand PCB option Only for digital I O PCB option Only for digital I O PCB option Options ext heat source output alarm output Options external heat source output alarm output Options On OFF output Options On OFF output Power limitation digital inputs 12 V DC 12 mA detection voltage supplied by PCB Power limitation digital inputs 12 V...

Page 243: ...e 2 core 2 core 2 core 2 core 3 core 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 Only for KRTW wired room thermostat 5 core for C H operation 4 core for H only operation 3 core for C H operation 2 core for H only operation 2 core communication ...

Page 244: ...n product or application explaining how to install configure and maintain it Operation manual Instruction manual specified for a certain product or application explaining how to operate it Maintenance instructions Instruction manual specified for a certain product or application which explains if relevant how to install configure operate and or maintain the product or application Accessories Label...

Page 245: ...1 Applicable indoor units ETBH16DA6V ETBH16DA9W ETBX16DA6V ETBX16DA9W ETVH16S18DA6V ETVH16S23DA6V ETVH16S18DA9W ETVH16S23DA9W ETVX16S18DA6V ETVX16S23DA6V ETVX16S18DA9W ETVX16S23DA9W Notes 1 6V 2 9W 3 ETB 4 ETV 5 X 6 H 4P586458 1 2019 07 ...

Page 246: ... 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 Modulation 2 C 1 8 05 R W 0 No 1 Yes 2 C 2 8 06 R W 0 10 C step 1 C 5 C Shut off valve 2 D 1 F 0B R W 0 No 1 Yes 2 D 2 F 0C R W 0 No 1 Yes Main zone 2 E R W 0 2 points 1 Slope Offset 1 Additional zone 3 4 0 Fixed 1 WD heating fixed cooling 2 Weather dependent Cooling ...

Page 247: ... 5 1 Heating only 6 4 7 9 0D R W 0 8 step 1 0 No limitation 1 4 50 80 5 8 50 80 during sampling 6 Space heating cooling 4 9 F 00 R W 0 Restricted 1 Allowed 4 A D 03 R W 0 No 1 increase 2 C span 4 C 2 increase 4 C span 4 C 3 increase 2 C span 8 C 4 increase 4 C span 8 C 4 B 9 04 R W 1 4 C step 1 C 1 C 4 C 2 06 R W 0 Disabled 1 Enabled Tank 5 2 6 0A R W 30 6 0E C step 1 C 60 C 5 3 6 0B R W 30 min 50...

Page 248: ...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 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 W No DHW 3 EKHW 3 Integrated 4 EKHWP 3 9 1 3 4 4 06 R W 0 Manual 1 Automatic 2 Auto red SH DHW ON 3 Auto red SH DHW OFF 4 Auto normal SH DHW OFF 9 1 3 5 7 02 R W 0 Single zone ...

Page 249: ...C 9 1 A 0 07 R W 10 25 C step 1 C 20 C Tank 9 1 B 1 6 0D R W 0 Reheat only 1 Reheat sched 2 Scheduled only 9 1 B 2 6 0A R W 30 6 0E C step 1 C 60 C 9 1 B 3 6 0B R W 30 min 50 6 0E C step 1 C 45 C 9 1 B 4 6 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 Eco setpoint Reheat setpoint Leaving water value for high ambient temp for LWT add zone cooling WD ...

Page 250: ...E 07 1 3 hour E 07 1 9 6 5 8 00 R W 0 20 min step 1 min 1 min 9 6 6 8 01 R W 5 95 min step 5 min 30 min 9 6 7 8 04 R W 0 95 min step 5 min 95 min Installer settings 9 7 4 04 R O 0 Intermittent Benefit kWh power supply 9 8 1 D 01 R W 0 No 1 Active open 2 Active closed 3 Safety thermostat 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 consumpt...

Page 251: ...1 7 C 2 0C 2 18 C 9 I 0 05 R W 9 07 9 08 C step 1 C 22 C 9 I 0 06 R W 25 43 C step 1 C 35 C 9 I 0 07 R W 10 25 C step 1 C 20 C 9 I 0 0B R W 35 6 0E C step 1 C 55 C 9 I 0 0C R W 45 6 0E 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 Leaving water value for low ambient temp for LWT add zone hea...

Page 252: ...ly DHW What is the maximum allowed current over the heatpump Is auto restart of the unit allowed What is the disinfection target temperature What emitter type is connected to the main LWT zone What emitter type is connected to the additional LWT zone What is the minimum desired room temperature in cooling How long must the tank temperature be maintained Room antifrost temperature Room frost protec...

Page 253: ... C 60 C 3 E 07 5 40 80 C step 1 C 80 C 4 40 65 C step 1 C 65 C 9 I 7 00 R W 0 4 C step 1 C 0 C 9 I 7 01 R W 2 40 C step 1 C 2 C 9 I 7 02 R W 0 1 LWT zone 1 2 LWT zones What is the desired reheat temperature What is the desired DHW production type What is the maximum temperature setpoint Domestic hot water booster heater overshoot temperature Domestic hot water booster heater hysteresis How many le...

Page 254: ...oom 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 9 I C 0D 0 9 I C 0E 0 9 I D 00 R W 0 None 1 BSH only 2 BUH only 3 All heaters What is the thermo request contact type for the add zone What is the unit control method in space operation Which type of external sensor is installed What is the required alarm output contact type Is an external backup heat source...

Page 255: ...9 I E 0E 0 9 I F 00 R W 0 Disabled 1 Enabled 9 I F 01 R W 10 35 C step 1 C 20 C 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 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 What is the pump operation mode Pump operation during flow abnormality Close shut off valve during the...

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Daikin Altherma 3 H HT EPRA14DAV3, Installer'S Reference Manual

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