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Unit installation

Installer reference guide

E EHFH03S18D

Daikin Altherma 3 R F

4P596806-1C – 2022.09

7.2.4 To open the indoor unit

Overview

c e

Top panel

Upper front panel

Switch box cover

Front panel

High voltage switch box cover

Open

Remove the top panel.

5×

T25

Remove the upper front panel. Open the hinges at the top and slide the top
panel upwards.

Remove the switch box cover.

Содержание Altherma EHFH03S18D 3V Series

Страница 1: ...Installer reference guide Daikin Altherma 3 R F ERLA03D V3 EHFH03S18D 3V 1 2 3 9 A B C Z 1 2 3 9...

Страница 2: ...lines 29 6 1 Overview Application guidelines 29 6 2 Setting up the space heating cooling system 30 6 2 1 Single room 31 6 2 2 Multiple rooms One LWT zone 35 6 2 3 Multiple rooms Two LWT zones 39 6 3 S...

Страница 3: ...ng the refrigerant piping 78 8 3 1 About checking the refrigerant piping 78 8 3 2 Precautions when checking the refrigerant piping 78 8 3 3 Checking refrigerant piping Setup 79 8 3 4 To check for leak...

Страница 4: ...nced configuration optimisation 136 10 4 1 Space heating cooling operation advanced 136 10 4 2 Domestic hot water control advanced 145 10 4 3 Heat source settings 151 10 4 4 System settings 154 10 5 M...

Страница 5: ...igh 187 14 3 10 Symptom Decoration panels are pushed away due to a swollen tank 187 14 3 11 Symptom Tank disinfection function is NOT completed correctly AH error 187 14 4 Solving problems based on er...

Страница 6: ...al 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 ref...

Страница 7: ...figure 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 required to access the app App...

Страница 8: ...o it Example 1 3 Figure title means Figure 3 in chapter 1 Indicates a table title or a reference to it Example 1 3 Table title means Table 3 in chapter 1 1 2 Installer reference guide at a glance Chap...

Страница 9: ...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...

Страница 10: ...mproper installation or attachment of equipment or accessories could result in electrical shock short circuit leaks fire or other damage to the equipment ONLY use accessories optional equipment and sp...

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

Страница 12: ...losion of the compressor because of oxygen going into the operating compressor NOTICE To avoid compressor breakdown do NOT charge more than the specified amount of refrigerant When the refrigerant sys...

Страница 13: ...ual or installer reference guide of your application for more information NOTICE Make sure water quality complies with EU directive 2020 2184 2 1 5 Electrical DANGER RISK OF ELECTROCUTION Turn OFF all...

Страница 14: ...ING After finishing the electrical work confirm that each electrical component and terminal inside the electrical components box is connected securely Make sure all covers are closed before starting u...

Страница 15: ...adio waves a distance of 1 meter may NOT be sufficient NOTICE ONLY applicable if the power supply is three phase and the compressor has an ON OFF starting method If there exists the possibility of rev...

Страница 16: ...dimensions in this manual for correct installation of the unit Outdoor unit See 7 1 1 Installation site requirements of the outdoor unit 456 Indoor unit See 7 1 3 Installation site requirements of the...

Страница 17: ...Mounting the indoor unit see 7 4 Mounting the indoor unit 468 WARNING Fixing method of the indoor unit MUST be in accordance with the instructions from this manual See 7 4 Mounting the indoor unit 46...

Страница 18: ...ring All components procured on site and all electrical construction MUST comply with the applicable legislation WARNING If the power supply has a missing or wrong N phase equipment might break down E...

Страница 19: ...the installer according to the applicable legislation WARNING Be aware that the domestic hot water temperature at the hot water tap will be equal to the value selected in field setting 2 03 after a di...

Страница 20: ...coming out of the valve may be very hot WARNING If the internal wiring is damaged it has to be replaced by the manufacturer its service agent or similarly qualified persons DANGER RISK OF BURNING SCA...

Страница 21: ...t you can purge air immediately If yes make sure that the room where you want to purge air is sufficiently ventilated Reason Refrigerant might leak into the water circuit and subsequently into the roo...

Страница 22: ...ossible to its final installation position to prevent damage during transport Prepare in advance the path along which you want to bring the unit to its final installation position In this chapter 4 1...

Страница 23: ...1 3 To remove the accessories from the outdoor unit a b c d e a Outdoor unit installation manual b Multilingual fluorinated greenhouse gases label c Drain plug located on the bottom of the packing cas...

Страница 24: ...al d Operation manual e Sealing rings for field supplied shut off valves space heating water circuit f Sealing rings for field supplied shut off valves domestic hot water circuit g Sealing tape for lo...

Страница 25: ...cation label Indoor unit 25 5 2 Combining units and options 26 5 2 1 Possible combinations of indoor unit and outdoor unit 26 5 2 2 Possible options for the outdoor unit 26 5 2 3 Possible options for...

Страница 26: ...vents freeze up of the bottom plate Recommended in areas with low ambient temperature and high humidity Required in areas with ambient temperatures between 7 C and 15 C when the outdoor unit is instal...

Страница 27: ...tallation instructions see the installation manual of the room thermostat and the addendum book for optional equipment Digital I O PCB EKRP1HBAA The digital I O PCB is required to provide following si...

Страница 28: ...unit is installed in a place with limited space a pipe bend kit can be installed to facilitate the connection to the refrigerant liquid and gas connections of the indoor unit For installation instruc...

Страница 29: ...h rate power supply 49 6 5 4 Preferential kWh rate power supply 50 6 6 Setting up the power consumption control 51 6 6 1 Permanent power limitation 51 6 6 2 Power limitation activated by digital input...

Страница 30: ...ct thermo OFF 6 2 Setting up the space heating cooling system The heat pump system supplies leaving water to heat emitters in one or more rooms Because the system offers a wide flexibility to control...

Страница 31: ...figuration Setting Value Unit temperature control A 2 1 7 Code C 07 2 RT control Unit operation is decided based on the ambient temperature of the user interface Benefits Highest comfort and efficienc...

Страница 32: ...rolled by the wireless external room thermostat optional equipment EKRTR1 or EKRTRB Configuration Setting Value Unit temperature control A 2 1 7 Code C 07 1 Ext RT control Unit operation is decided by...

Страница 33: ...n manual of the heat pump convectors The installation manual of the heat pump convector options The addendum book for optional equipment The space heating cooling demand signal is sent to one digital...

Страница 34: ...e indoor unit A shut off valve field supply is installed before the underfloor heating to prevent condensation on the floor during cooling operation The desired room temperature is set via the control...

Страница 35: ...ign leaving water temperature of all heat emitters is the same you do NOT need a mixing valve station cost effective Example If the heat pump system is used to heat up one floor where all the rooms ha...

Страница 36: ...Multiple external room thermostats Setup A B C b a M1 a M2 A Main leaving water temperature zone B Room 1 C Room 2 a External room thermostat b Bypass valve For more information about connecting the e...

Страница 37: ...a A Main leaving water temperature zone B Room 1 C Room 2 a Heat pump convectors controllers For more information about connecting the electrical wiring to the unit see 9 2 Connections to the outdoor...

Страница 38: ...mbination Underfloor heating Heat pump convectors Multiple rooms Setup A B C M1 a b M1 A Main leaving water temperature zone B Room 1 C Room 2 a External room thermostat b Heat pump convectors control...

Страница 39: ...commend to install the valve kit option EKVKHPC on each heat pump convector Configuration Setting Value Unit temperature control A 2 1 7 Code C 07 0 LWT control Unit operation is decided based on the...

Страница 40: ...stat c Mixing valve station d Pressure regulating valve INFORMATION A pressure regulating valve should be implemented before the mixing valve station This is to guarantee the correct water flow balanc...

Страница 41: ...ling setpoint for the heat pump convectors can be adjusted via the additional zone setpoint screen For the additional zone The heat pump convectors are directly connected to the indoor unit The desire...

Страница 42: ...nt heating comfort of the underfloor heating and the excellent cooling comfort of the heat pump convectors Efficiency Depending on the demand the indoor unit supplies different leaving water temperatu...

Страница 43: ...Make sure the auxiliary boiler and its integration in the system complies with applicable legislation Daikin is NOT responsible for incorrect or unsafe situations in the auxiliary boiler system Make s...

Страница 44: ...nlight Frequent changeover may cause corrosion of the auxiliary boiler Contact the manufacturer of the auxiliary boiler for more information Changeover to external heat source decided by an auxiliary...

Страница 45: ...xample 15 C Selecting the desired temperature for the DHW tank consists of 1 Determining the DHW consumption equivalent hot water volume at 40 C 2 Determining the desired temperature for the DHW tank...

Страница 46: ...ommend to set the desired DHW tank temperature below 55 C to avoid using the electrical resistance The higher the outdoor temperature the better the performance of the heat pump If energy prices are t...

Страница 47: ...estic hot water pump 4108 For more information about connecting the recirculation connection see 8 6 4 To connect the recirculation piping 490 Configuration For more information see 10 Configuration 4...

Страница 48: ...4116 6 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 co...

Страница 49: ...erface 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...

Страница 50: ...because of technical limitations of power meters Connection and setup Connect the second power meter to X5M 3 and X5M 4 See 9 3 5 To connect the electricity meters 4107 In the software the power cons...

Страница 51: ...inputs 452 Allows you to limit the power consumption of the entire heat pump system sum of indoor unit and backup heater via 4 digital inputs Limitation of power in kW or current in A NOTICE Set a min...

Страница 52: ...ch power limitation level is set via the user interface by limiting one of the following Current in A Power input in kW The energy management system field supply decides the activation of a certain po...

Страница 53: ...l input INFORMATION In case more than 1 digital input is closed at the same time the digital input priority is fixed DI4 priority DI1 6 6 3 Power limitation process The outdoor unit has better efficie...

Страница 54: ...ambient temperature In the outdoor unit the outdoor ambient temperature is measured Therefore the outdoor unit must be installed on a location At the north side of the house or at the side of the hous...

Страница 55: ...nit 65 7 3 3 To provide the installation structure 65 7 3 4 To install the outdoor unit 66 7 3 5 To provide drainage 66 7 3 6 To prevent the outdoor unit from falling over 67 7 4 Mounting the indoor u...

Страница 56: ...l on the outlet side of the outdoor unit MUST be 1200 mm NOTICE Do NOT stack the units on each other Do NOT hang the unit on a ceiling Strong winds 18 km h blowing against the outdoor unit s air outle...

Страница 57: ...our may be present in the atmosphere Plastic parts may deteriorate and fall off or cause water leakage It is NOT recommended to install the unit in the following places because it may shorten the life...

Страница 58: ...free space below the unit 300 mm for heavy snowfall areas Additionally make sure the unit is positioned at least 100 mm above the maximum expected level of snow If necessary construct a pedestal See...

Страница 59: ...unit is within 3 km of any lakes or rivers 8 0E 7 C e Outdoor unit operation not possible below 7 C backup heater operation only 8 0E 7 C 7 1 3 Installation site requirements of the indoor unit INFOR...

Страница 60: ...erature around the indoor unit must be 5 C Special requirements for R32 The total refrigerant charge in the system is 1 842 kg so the system is NOT subjected to any requirements to the installation ro...

Страница 61: ...the refrigerant piping When connecting the electrical wiring When maintaining or servicing the unit DANGER RISK OF ELECTROCUTION Do NOT leave the unit unattended when the service cover is removed 7 2...

Страница 62: ...9 7 2 4 To open the indoor unit Overview a b d c e a Top panel b Upper front panel c Switch box cover d Front panel e High voltage switch box cover Open 1 Remove the top panel 5 T25 2 Remove the upper...

Страница 63: ...move the front plate This is for example necessary in the following cases 7 2 5 To lower the switch box on the indoor unit 464 7 4 4 To connect the drain hose to the drain 469 When you need access to...

Страница 64: ...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 h...

Страница 65: ...nd wind by installing a snow cover and baffle plates See 7 1 Preparing the installation site 455 7 3 2 Precautions when mounting the outdoor unit INFORMATION Also read the precautions and requirements...

Страница 66: ...n 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 Avoid drain water...

Страница 67: ...mm hose field supply b c d a a Drain port b Bottom frame c Drain plug accessory d Hose field supply 7 3 6 To prevent the outdoor unit from falling over In case the unit is installed in places where st...

Страница 68: ...n 7 4 2 Precautions when mounting the indoor unit INFORMATION Also read the precautions and requirements in the following chapters 2 General safety precautions 410 7 1 Preparing the installation site...

Страница 69: ...u 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 1 Remove one of the side panels 2 Cut ou...

Страница 70: ...or and outdoor unit is installed in a ducting or the refrigerant piping is wrapped with finishing tape INFORMATION For the requirements of the refrigerant piping insulation see 8 1 2 Refrigerant pipin...

Страница 71: ...o check for leaks 79 8 3 5 To perform vacuum drying 80 8 4 Charging refrigerant 81 8 4 1 About charging refrigerant 81 8 4 2 Precautions when charging refrigerant 81 8 4 3 To determine the complete re...

Страница 72: ...ht be required 8 1 2 Refrigerant piping insulation Use polyethylene foam as insulation material with a heat transfer rate between 0 041 and 0 052 W mK 0 035 and 0 045 kcal mh C with a heat resistance...

Страница 73: ...g precautions on refrigerant piping into account Avoid anything but the designated refrigerant to get mixed into the refrigerant cycle e g air Only use R32 when adding refrigerant Only use installatio...

Страница 74: ...torque wrench together to tighten the flare nut when connecting the piping This to prevent nut cracking and leaks a b c d a Torque wrench b Spanner c Piping union d Flare nut Piping size mm Tightenin...

Страница 75: ...ld be needed take the following into account When brazing blow through with nitrogen to prevent creation of large quantities of oxidised film on the inside of the piping This film adversely affects va...

Страница 76: ...apply excessive force to the valve stem Doing so may break the valve body ALWAYS make sure to secure the stop valve with a spanner then loosen or tighten the flare nut with a torque wrench Do NOT plac...

Страница 77: ...ince the service port is a Schrader type valve After handling the service port tighten the service port cap and check for refrigerant leaks Item Tightening torque N m Service port cap 11 14 8 2 8 To c...

Страница 78: ...s internal refrigerant piping has been factory tested for leaks You only have to check the outdoor unit s external refrigerant piping Before checking the refrigerant piping Make sure the refrigerant...

Страница 79: ...Setup R32 N2 a c f b d e a Pressure gauge b Nitrogen c Refrigerant d Weighing scale e Vacuum pump f Stop valve 8 3 4 To check for leaks NOTICE Do NOT exceed the unit s maximum working pressure see PS...

Страница 80: ...Increases There is moisture in the system Go to the next step 3 Vacuum the system for at least 2 hours to a manifold pressure of 0 1 MPa 1 bar 4 After turning the pump OFF check the pressure for at l...

Страница 81: ...piping as well Typical workflow Completely recharging refrigerant typically consists of the following stages 1 Determining how much refrigerant to charge 2 Charging refrigerant 3 Filling in the fluor...

Страница 82: ...ivalent Formula to calculate the quantity in CO2 equivalent tonnes GWP value of the refrigerant total refrigerant charge in kg 1000 Use the GWP value mentioned on the refrigerant charge label 2 Fix th...

Страница 83: ...ee 16 Technical data 4197 for the external static pressure curves of the indoor unit Water flow You can find the minimum required water flow for indoor unit operation in the following table In all cas...

Страница 84: ...do NOT make contact with each other This to prevent galvanic corrosion Valve Change over time When using a 2 way valve or a 3 way valve in the water circuit the maximum change over time of the valve m...

Страница 85: ...ence H Pg 0 3 H 10 bar 8 5 3 To check the water volume and flow rate The indoor unit has an expansion vessel of 10 litre with a factory set pre pressure of 1 bar To make sure that the unit operates pr...

Страница 86: ...pre pressure according to the required installation height difference The pre pressure should increase by 0 1 bar for each metre above 7 m Check if the water volume does NOT exceed the maximum allowed...

Страница 87: ...pressure take following guidelines into account Only use dry nitrogen to set the expansion vessel pre pressure Inappropriate setting of the expansion vessel pre pressure will lead to malfunction of t...

Страница 88: ...lowing stages 1 Connecting the water piping to the indoor unit 2 Connecting the recirculation piping 3 Connecting the drain hose to the drain 4 Filling the water circuit 5 Filling the domestic hot wat...

Страница 89: ...e Pressure relief valve max 10 bar 1 0 MPa mandatory f Tundish mandatory g Expansion vessel recommended NOTICE It is recommended to install shut off valves on the space heating cooling water in and o...

Страница 90: ...above the tank design pressure Also the field installation piping tapping points etc connected to the tank is subjected to this high pressure To prevent this a pressure relief valve needs to be insta...

Страница 91: ...e air from the system pipe work 2 Open the cold water supply valve 3 Close all water taps after all air is purged 4 Check for water leaks 5 Manually operate the field installed pressure relief valve t...

Страница 92: ...electrical wiring to the outdoor unit 97 9 3 Connections to the indoor unit 98 9 3 1 To connect the main power supply 101 9 3 2 To connect the backup heater power supply 103 9 3 3 To connect the user...

Страница 93: ...e earth Incomplete earthing may cause electrical shock Install the required fuses or circuit breakers Secure the electrical wiring with cable ties so that the cables do NOT come in contact with sharp...

Страница 94: ...d crimp style terminal 1 Strip insulation from wires and slightly twist the end of each wire 2 Install a round crimp style terminal on the end of the wire Place the round crimp style terminal on the w...

Страница 95: ...for the backup heater of the indoor unit See 9 3 2 To connect the backup heater power supply 4103 9 1 4 About preferential kWh rate power supply Electricity companies throughout the world work hard t...

Страница 96: ...4 580 1 50 0 0 2 b 3 During preferential kWh rate power supply activation power supply is NOT interrupted The outdoor unit is turned off by the control Remark The electricity company must always allo...

Страница 97: ...door outdoor Voltage 220 240 V Wire size Only use harmonised wire providing double insulation and suitable for applicable voltage 4 core cable Minimum 1 5 mm2 Recommended field fuse 16 A Earth leakage...

Страница 98: ...9 3 2 To connect the backup heater power supply 4103 User interface See 9 3 3 To connect the user interface 4104 Shut off valve See 9 3 4 To connect the shut off valve 4106 Electricity meters See 9 3...

Страница 99: ...control method A 2 2 4 Contact type main For the additional zone A 2 2 5 Contact type add Heat pump convector There are different controllers and setups possible for the heat pump convectors For more...

Страница 100: ...e wireless room thermostat Addendum book for optional equipment Wired room thermostat without multi zoning base unit Installation manual of the wired room thermostat Addendum book for optional equipme...

Страница 101: ...interface make sure to set A 2 1 7 2 Unit control method RT control 9 3 1 To connect the main power supply 1 Open the following see 7 2 4 To open the indoor unit 462 1 Top panel 1 2 3 2 Upper front p...

Страница 102: ...0 75 1 25 mm Maximum length 50 m Preferential kWh rate power supply contact 16 V DC detection voltage supplied by PCB The voltage free contact shall ensure the minimum applicable load of 15 V DC 10 m...

Страница 103: ...ated power supply and MUST be protected by the safety devices required by the applicable legislation CAUTION To guarantee the unit is completely earthed ALWAYS connect the backup heater power supply a...

Страница 104: ...r switch box Q1DI Earth leakage circuit breaker field supply SWB Switch box X6M Terminal field supply NOTICE Do NOT cut or remove the backup heater power supply cable 9 3 3 To connect the user interfa...

Страница 105: ...gs A a b B A B 11 12 X5M P2 P1 a Main user interface Required for operation Delivered with the unit as accessory b Optional user interface 3 Insert a screwdriver into the slots underneath the user int...

Страница 106: ...the shut off valve 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 hea...

Страница 107: ...detection voltage supplied by PCB A 2 2 8 External kWh meter meter 1 A 2 2 9 External kWh meter meter 2 INFORMATION In case of an electricity meter with transistor output check the polarity The positi...

Страница 108: ...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 A 2 2 Options A 2 2 A DHW pump 7 3 Set schedules 7 3 7 DHW pump 1 Open the f...

Страница 109: ...output Wires 2 1 0 75 mm Maximum load 0 3 A 250 V AC A 2 2 6 3 Alarm output 1 Open the following see 7 2 4 To open the indoor unit 462 1 Top panel 1 2 3 2 Upper front panel 3 Upper switch box cover 2...

Страница 110: ...ble tie mountings 9 3 8 To connect the space cooling heating ON OFF output Wires 2 1 0 75 mm Maximum load 0 3 A 250 V AC 1 Open the following see 7 2 4 To open the indoor unit 462 1 Top panel 1 2 3 2...

Страница 111: ...9 To connect the changeover to external heat source INFORMATION Bivalent is only possible in case of 1 leaving water temperature zone with room thermostat control OR external room thermostat control...

Страница 112: ...untings 9 3 10 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 A 6 3 Pwr consumpt contr...

Страница 113: ...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...

Страница 114: ...ximum 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 it is installe...

Страница 115: ...9 Electrical installation Installer reference guide 115 ERLA03D EHFH03S18D Daikin Altherma 3 R F 4P596806 1C 2022 09 Without low voltage cables With low voltage cables...

Страница 116: ...dependent curves 134 10 4 Advanced configuration optimisation 136 10 4 1 Space heating cooling operation advanced 136 10 4 2 Domestic hot water control advanced 145 10 4 3 Heat source settings 151 10...

Страница 117: ...level Default user permission level The default user permission level is End user To set the user permission level to End user 1 Press for more than 4 seconds Result Your user permission level is now...

Страница 118: ...additional 0 digit is added to the first part of the setting when you access the codes in the overview settings Example 1 01 1 will result in 01 01 02 06 0a 0e 00 03 07 0b 0f 00 00 04 08 0c 00 01 05...

Страница 119: ...INFORMATION While using the quick wizard on the main user interface the second user interface displays Busy and you cannot interact with it 3 On the display check if there is a data difference between...

Страница 120: ...ructure of the main user interface 10 1 4 Quick wizard Set the system layout after first power ON After first power ON of the system a quick wizard guides you through the initial configuration of the...

Страница 121: ...reen shortly turns OFF and Busy is displayed for several seconds 10 1 5 To connect the PC cable to the switch box This connection between PC and hydro PCB is needed when updating the hydro software an...

Страница 122: ...emperature and or heating or cooling demand of the room Ext RT control Unit operation is decided by the external thermostat or equivalent e g heat pump convector RT control Unit operation is decided b...

Страница 123: ...water temperature zone This zone is called the main leaving water temperature zone a a Main LWT zone 2 LWT zones There are 2 leaving water temperature zones The zone with the lowest leaving water tem...

Страница 124: ...mp operation a b c d b c a Space heating cooling control user interface b OFF c ON d Pump operation Sample The pump is ON when there is a heating or cooling demand as the leaving water temperature has...

Страница 125: ...he outdoor unit 2 Disinf shunt Installed for disinfection It runs when the disinfection function of the domestic hot water tank is running No further settings are needed See also illustrations below S...

Страница 126: ...l on user interface of the unit is turned ON See 6 Application guidelines 429 Code Description A 2 2 4 C 05 Contact type main In external room thermostat control the contact type of the optional room...

Страница 127: ...terface and in the outdoor unit are used for measurement 1 Outdoor sensor Connected to PCB of the indoor unit measuring the outdoor temperature Remark For some functionality the temperature sensor in...

Страница 128: ...B is used to enable the power consumption control by digital inputs See 6 Application guidelines 429 Code Description N A D 04 Demand PCB Indicates if the optional demand PCB is installed 0 No 1 Pwr c...

Страница 129: ...ure Main zone Code Description A 3 1 1 1 N A Select the setpoint mode of the leaving water temperature LWT setpoint mode 0 Fixed Absolute 1 Weather dep Weather dependent 2 Fixed scheduled Absolute sch...

Страница 130: ...33 Leaving water temperature Additional zone Code Description A 3 1 2 1 N A Select the setpoint mode of the leaving water temperature LWT setpoint mode 0 Fixed Absolute 1 Weather dep Weather dependent...

Страница 131: ...he heat emitters in heating or cooling mode Code Description A 3 1 3 1 1 0B Delta T for heating Range 3 C 10 C A 3 1 3 2 1 0D Delta T for cooling Range 3 C 10 C Leaving water temperature Modulation To...

Страница 132: ...ting 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 main zone The setting Emitter type can compensate for a slow or a qu...

Страница 133: ...exceed this maximum temperature INFORMATION Limit the maximum hot water temperature according to the applicable legislation Code Description A 4 5 6 0E Maximum setpoint The maximum temperature that u...

Страница 134: ...justed by an installer or user Availability The weather dependent curve is available for Main zone Heating Main zone Cooling Additional zone Heating Additional zone Cooling Tank INFORMATION To operate...

Страница 135: ...ional Set weather dependent heating Additional zone Cooling 7 7 2 2 Additional Set weather dependent cooling Tank A 4 7 Domestic hot water DHW Weather dependent curve INFORMATION Maximum and minimum s...

Страница 136: ...dent or NOT the desired shift values or the absolute desired leaving water temperature should be specified NOTICE The preset leaving water temperatures are ONLY applicable for the main zone as the sch...

Страница 137: ...atures 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 E...

Страница 138: ...the heat pump leaving water temperature Note that when the gas boiler is operating there can be a 5 C overshoot over the desired boiler leaving water temperature Leaving water temperature compensation...

Страница 139: ...the desired leaving water temperature in cooling operation does NOT depend on the outdoor ambient temperature and this regardless whether weather dependent is selected or NOT Both for the main leavin...

Страница 140: ...Room temperature b Actual room temperature c Desired room temperature d Time Code Description N A 9 0C 1 C 6 C Room temperature offset ONLY applicable in case of room thermostat control You can calib...

Страница 141: ...rror occurs room frost protection is NOT guaranteed See the sections below for detailed information on room frost protection in relation to the applicable unit control method C 07 2 room thermostat co...

Страница 142: ...bient temperature drops below 4 C then the unit will supply leaving water to the heat emitters to heat up the room again and the leaving water temperature setpoint will be lowered When the leaving wat...

Страница 143: ...ATION During defrost operation the shut off valve is ALWAYS opened Thermo On OFF the valve closes depending on F 0B when there is no heating demand from the main zone Enable this setting to avoid leav...

Страница 144: ...ined by the space heating OFF temperature for heating and the space cooling On temperature for cooling If the outdoor temperature drops the operation mode switches to heating and vice versa Note that...

Страница 145: ...ures that changeover is ONLY done when necessary Example The space operation mode ONLY changes from cooling to heating when the room temperature drops below the desired heating temperature subtracted...

Страница 146: ...nt minus the reheat hysteresis If the tank temperature drops below this value the tank is heated up Code Description 7 4 3 3 6 0C 30 C min 50 6 0E C Reheat hysteresis Only applicable when domestic hot...

Страница 147: ...endent 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 outdoor ambient temperatu...

Страница 148: ...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...

Страница 149: ...lue is always taken into account Range 5 95 minutes N A 8 02 Anti recycling time Minimum time between two cycles for domestic hot water Range 0 10 hours Remark The minimum time is 0 5 hours even when...

Страница 150: ...qual to the value selected in field setting 2 03 after a disinfection operation When the high domestic hot water temperature can be a potential risk for human injuries a mixing valve field supply shal...

Страница 151: ...when A 6 C is enabled Code Description A 5 1 1 4 00 Backup heater operation 0 Disabled 1 Enabled 2 Only DHW N A 5 00 Equilibrium Deactivate backup heater or external backup heat source in case of a bi...

Страница 152: ...ater pipe freeze prevention However the disinfection function will be activated ONLY if the user confirms emergency operation via the user interface Bivalent Only applies to indoor unit installations...

Страница 153: ...oiler efficiency Depending on the used boiler this should be chosen as follows Code Description N A 7 05 Boiler efficiency 0 Very high 1 High 2 Medium 3 Low 4 Very low You can set the following values...

Страница 154: ...mp Range 15 C 7 C 10 4 4 System settings Priorities For systems with an integrated domestic hot water tank Code Description N A 5 02 Space heating priority Defines whether backup heater will assist th...

Страница 155: ...lder bottom water layer of the tank because the heat exchanger coil is not operational with a warmer top layer Range 0 C 20 C Auto restart When power returns after a power supply failure the auto rest...

Страница 156: ...mpany the contact will close and the unit will go in forced off mode When the signal is released again the voltage free contact will open and the unit will restart operation Therefore always enable th...

Страница 157: ...ter 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 This setting is ena...

Страница 158: ...ep 1 A N A 5 07 Limit DI3 0 A 50 A step 1 A N A 5 08 Limit DI4 0 A 50 A step 1 A kW limits for DI Only applicable in case of power limitation mode based on digital inputs and based on power values N A...

Страница 159: ...s NOT displayed within 6 minutes after forced defrost operation was enabled the outdoor unit ignored the forced defrost request Code Description A 6 6 N A Do you want to start a defrost operation Disa...

Страница 160: ...erruled when the flow rate is in the range of the minimum flow error 7H Code Description N A 9 0D Pump speed limitation 0 No limitation 1 4 General limitation There is limitation in all conditions The...

Страница 161: ...10 Configuration Installer reference guide 161 ERLA03D EHFH03S18D Daikin Altherma 3 R F 4P596806 1C 2022 09 9 0D 4 8 a kPa b l min a External static pressure b Water flow rate...

Страница 162: ...n level Actuators Operation modes Running hours Version Energy metering Consumed elec Produced energy Error information Error history Contact helpdesk number Version User interface Indoor unit Outdoor...

Страница 163: ...andard Unit type Compressor type Indoor software type Forced off contact Unit control method Number of LWT zones Pump operation mode Power saving possible User interface location Options DHW operation...

Страница 164: ...Daikin Altherma 3 R F 4P596806 1C 2022 09 INFORMATION Solar kit settings are shown but are NOT applicable for this unit Settings shall NOT be used or changed INFORMATION Depending on the selected ins...

Страница 165: ...r 36 h they will be automatically enabled Afterwards An installer can manually disable the protective functions by setting A 6 D Disable protections On After his work is done he can enable the protect...

Страница 166: ...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...

Страница 167: ...in 8 5 Preparing water piping 482 The domestic hot water tank is filled completely 11 4 Checklist during commissioning The minimum flow rate during backup heater defrost operation is guaranteed in all...

Страница 168: ...space heating and the domestic hot water circuit Typical workflow Purging the air from the system should consist of 1 Performing a manual air purge 2 Performing an automatic air purge INFORMATION Star...

Страница 169: ...ller 4117 2 Go to A 7 1 Installer settings Commissioning Test run 3 Select a test and press Example Heating 4 Select OK and press Result The test run starts It stops automatically when done 30 min To...

Страница 170: ...if the user does NOT confirm emergency operation During underfloor heating screed dryout pump speed limitation 9 0D is NOT applicable NOTICE The installer is responsible for contacting the screed manu...

Страница 171: ...If a temperature is selected you can set the desired leaving water temperature between 15 C and 55 C 4 To add a new step select h or on an empty line and press 5 To delete a step set the duration to...

Страница 172: ...t When the program is stopped by an error an operation switch off or a power failure the U3 error will be displayed on the user interface To resolve the error codes see 14 4 Solving problems based on...

Страница 173: ...le 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...

Страница 174: ...or unit 175 13 3 Checklist for yearly maintenance of the indoor unit 175 13 3 1 To drain the domestic hot water tank 177 13 4 About cleaning the water filter in case of trouble 178 13 4 1 To remove th...

Страница 175: ...t separator Water pressure relief valve Relief valve hose Pressure relief valve of the domestic hot water tank Switch box Descaling Chemical disinfection Water pressure Keep water pressure above 1 bar...

Страница 176: ...you can thoroughly clean it Then you need to do as follows 13 4 1 To remove the water filter 4178 13 4 2 To clean the water filter in case of trouble 4179 13 4 3 To install the water filter 4180 Water...

Страница 177: ...r similarly qualified persons Descaling Depending on water quality and set temperature scale can deposit on the heat exchanger inside the domestic hot water tank and can restrict heat transfer For thi...

Страница 178: ...e of trouble 4179 13 4 3 To install the water filter 4180 13 4 1 To remove the water filter Prerequisite Stop the unit operation via the user interface Prerequisite Turn OFF the respective circuit bre...

Страница 179: ...agnetic filter dirt separator from damage it is recommended to perform this procedure with the magnetic filter dirt separator removed from the unit 2 Unscrew the bottom of the water filter housing Use...

Страница 180: ...the O rings before installation 1 Install the water filter in the correct location a c b a a Clip b Magnetic filter dirt separator c Air purge valve 2 Install the 2 clips to fix the water filter to th...

Страница 181: ...ure relief valve opens 185 14 3 7 Symptom The water pressure relief valve leaks 185 14 3 8 Symptom The space is NOT sufficiently heated at low outdoor temperatures 186 14 3 9 Symptom The pressure at t...

Страница 182: ...NOT heating or cooling as expected Possible causes Corrective action The temperature setting is NOT correct Check the temperature setting on the remote controller Refer to the operation manual The wat...

Страница 183: ...rical connections do NOT match This should match with the connections as explained in 9 3 1 To connect the main power supply 4101 9 1 4 About preferential kWh rate power supply 495 9 1 5 Overview of e...

Страница 184: ...ircuit and subsequently into the room when you purge air from the heat emitters or collectors 14 3 4 Symptom The pump is blocked Possible causes Corrective action If the unit has been powered off for...

Страница 185: ...is too high Make sure that the water volume in the installation is below the maximum allowed value see 8 5 3 To check the water volume and flow rate 485 and 8 5 4 Changing the pre pressure of the expa...

Страница 186: ...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 o...

Страница 187: ...e Domestic hot water Type Reheat or Reheat sched is selected it is recommended to program the start up of the disinfection function at least 4 hours later than the last expected large hot water tappin...

Страница 188: ...00 OU PCB defect Power reset required E3 00 OU Actuation of high pressure switch HPS Please contact your dealer E5 00 OU Overheat of inverter compressor motor Please contact your dealer E6 00 OU Compr...

Страница 189: ...e contact your dealer F6 00 OU Abnormal high pressure in cooling Please contact your dealer FA 00 OU Abnormal high pressure actuation of HPS Please contact your dealer JA 00 OU Malfunction of high pre...

Страница 190: ...your dealer U7 00 OU Transmission malfunction between main CPU INV CPU Please contact your dealer Error codes of the indoor unit Error code Detailed error code Description 7H 01 Water flow problem 7H...

Страница 191: ...eat exchanger frozen 89 03 Heat exchanger frozen 89 05 Heat exchanger frozen 8F 00 Abnormal increase outlet water temperature DHW 8H 00 Abnormal increase outlet water temperature 8H 03 Overheating wat...

Страница 192: ...dealer CJ 02 Room temperature sensor problem Please contact your dealer EC 00 Abnormal increase tank temperature EC 04 Tank preheating H1 00 External temperature sensor problem Please contact your de...

Страница 193: ...en the pump is not running the unit will temporarily stop operation and the user interface will display error C0 01 After some time the error will reset automatically and the unit will resume operatio...

Страница 194: ...e guide 194 ERLA03D EHFH03S18D Daikin Altherma 3 R F 4P596806 1C 2022 09 INFORMATION Error AJ 03 is reset automatically from the moment there is a normal tank heat up INFORMATION The user interface wi...

Страница 195: ...rigerant 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 and explosion...

Страница 196: ...settings System operation Pump down Start pump down 3 After 2 minutes close the liquid stop valve with a hexagonal wrench 4 Check on the manifold if the vacuum is reached 5 After 5 minutes close the g...

Страница 197: ...g in this document are NOT applicable A subset of the latest technical data is available on the regional Daikin website publicly accessible The full set of latest technical data is available on the Da...

Страница 198: ...7 0 CuT 7 0 CuT M R3T R2T R1T d a b f f g f h e e e c a Field piping liquid 6 4 mm flare connection b Field piping gas 9 5 mm flare connection c Stop valve liquid d Stop valve with service port gas e...

Страница 199: ...hot water cold water IN b2 Domestic hot water hot water OUT B1PW Space heating water pressure sensor c1 Gas refrigerant IN heating mode condenser B2PR Refrigerant pressure sensor c2 Liquid refrigeran...

Страница 200: ...ram For the power requirements refer to the nameplate For the power requirements refer to the nameplate Field wiring Field wiring Indoor Indoor Outdoor Outdoor Condenser Condenser Discharge Discharge...

Страница 201: ...otor MR4 MR30 Magnetic relay MRM10 MRM20 Magnetic relay PAM Pulse amplitude modulation PS Switching power supply Q1L Overload protector R1T Thermistor outdoor air R2T Thermistor heat exchanger R3T The...

Страница 202: ...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 heate...

Страница 203: ...onal user interface PCB 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 Contactor...

Страница 204: ...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...

Страница 205: ...on 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 inp...

Страница 206: ...Only for EKRTR wireless room thermostat Only for EKRTW wired room thermostat 5 core for C H operation 4 core for H only operation 3 core for C H operation 2 core for H only operation communication 2 c...

Страница 207: ...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...

Страница 208: ...1 8 Field settings table Applicable units EHFH03S18D 3V Notes 1 Only applicable for models where cooling is possible 2 EHFH03S18D 3V A B C Z 1 2 3 9 4P596814 1B 2022 09...

Страница 209: ...zone heating WD curve R W 40 5 C step 1 C 10 C 7 7 2 1 0 02 Set weather dependent heating High ambient temp for LWT add zone heating WD curve R W 10 25 C step 1 C 15 C 7 7 2 1 0 01 Set weather depend...

Страница 210: ...3 08 Room temp range Maximum temp cooling R W 25 35 C step A 3 2 4 35 C A 3 2 2 2 0A R W 5 5 C step 0 5 C 0 C A 3 2 4 R W 0 1 C 1 0 5 C Operation range A 3 3 1 4 02 R W 14 35 C step 1 C 22 C A 3 3 2 F...

Страница 211: ...C step 1 C 12 C A 8 2 06 R W 0 Disabled 1 Enabled kW value Mode Amp value What is the disinfection target temperature How long must the tank temperature be maintained Room antifrost temperature Room f...

Страница 212: ...0 6 0E C step 1 C 45 C A 8 6 0D R W 0 Reheat only 1 Reheat sched 2 Scheduled only Is the pump allowed during pipe freeze prevention What is the desired comfort storage temperature What is the desired...

Страница 213: ...8 C 0E 0 A 8 D 00 R W 0 None 1 2 BUH only 3 A 8 D 01 R W 0 No 1 Active open 2 Active closed 3 Safety thermostat Contact type of preferential kWh rate PS installation What is the required alarm output...

Страница 214: ...abled A 8 F 01 R W 10 35 C step 1 C 20 C A 8 F 02 3 A 8 F 03 5 A 8 F 04 0 A 8 F 05 0 A 8 F 09 R W 0 Disabled 1 Enabled A 8 F 0A 0 A 8 F 0B R W 0 No 1 Yes A 8 F 0C R W 0 No 1 Yes A 8 F 0D R W 0 Continu...

Страница 215: ...8 8...

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