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Piping installation

Installer reference guide

ERLA EHFZ03S18DJ3V

Daikin Altherma 3 R F

4P596821-1A – 2020.05

7 Piping installation

In this chapter

7.1

Preparing refrigerant piping ...................................................................................................................................................

7.1.1

Refrigerant piping requirements ...........................................................................................................................

7.1.2

Refrigerant piping insulation..................................................................................................................................

7.2

Preparing water piping ...........................................................................................................................................................

7.2.1

Water circuit requirements ...................................................................................................................................

7.2.2

Formula to calculate the expansion vessel pre-pressure......................................................................................

7.2.3

To check the water volume and flow rate.............................................................................................................

7.2.4

Changing the pre-pressure of the expansion vessel .............................................................................................

7.2.5

To check the water volume: Examples ..................................................................................................................

7.3

Connecting the refrigerant piping..........................................................................................................................................

7.3.1

About connecting the refrigerant piping...............................................................................................................

7.3.2

Precautions when connecting the refrigerant piping............................................................................................

7.3.3

Guidelines when connecting the refrigerant piping..............................................................................................

7.3.4

Pipe bending guidelines .........................................................................................................................................

7.3.5

To flare the pipe end..............................................................................................................................................

7.3.6

To braze the pipe end ............................................................................................................................................

7.3.7

Using the stop valve and service port....................................................................................................................

7.3.8

To connect the refrigerant piping to the outdoor unit .........................................................................................

7.3.9

To connect the refrigerant piping to the indoor unit............................................................................................

7.4

Checking the refrigerant piping..............................................................................................................................................

7.4.1

About checking the refrigerant piping...................................................................................................................

7.4.2

Precautions when checking the refrigerant piping ...............................................................................................

7.4.3

To check for leaks...................................................................................................................................................

7.4.4

To perform vacuum drying ....................................................................................................................................

7.5

Charging refrigerant ...............................................................................................................................................................

7.5.1

About charging refrigerant ....................................................................................................................................

7.5.2

About the refrigerant .............................................................................................................................................

7.5.3

Precautions when charging refrigerant .................................................................................................................

7.5.4

To determine the complete recharge amount......................................................................................................

7.5.5

To fix the fluorinated greenhouse gases label.......................................................................................................

7.6

Connecting water piping ........................................................................................................................................................

7.6.1

About connecting the water piping .......................................................................................................................

7.6.2

Precautions when connecting the water piping....................................................................................................

7.6.3

To connect the water piping..................................................................................................................................

7.6.4

To connect the recirculation piping.......................................................................................................................

7.6.5

To fill the water circuit ...........................................................................................................................................

7.6.6

To fill the domestic hot water tank........................................................................................................................

7.6.7

To insulate the water piping ..................................................................................................................................

7.1 Preparing refrigerant piping

7.1.1 Refrigerant piping requirements

INFORMATION

Also read the precautions and requirements in the "General safety precautions"
chapter.

▪

Piping material:

Phosphoric acid deoxidised seamless copper.

▪

Piping diameter:

Liquid piping

Ø6.4 mm (1/4")

Gas piping

Ø9.5 mm (3/8")

▪

Piping temper grade and thickness:

Содержание ERLA03DAV3

Страница 1: ...Installer reference guide Daikin Altherma 3 R F ERLA03DAV3 EHFZ03S18DJ3V...

Страница 2: ...tions for the outdoor unit 20 4 3 3 Possible options for the indoor unit 21 5 Application guidelines 23 5 1 Overview Application guidelines 23 5 2 Setting up the space heating system 23 5 2 1 Multiple...

Страница 3: ...s 61 7 3 5 To flare the pipe end 61 7 3 6 To braze the pipe end 62 7 3 7 Using the stop valve and service port 62 7 3 8 To connect the refrigerant piping to the outdoor unit 64 7 3 9 To connect the re...

Страница 4: ...ced 121 9 4 3 Heat source settings 126 9 4 4 System settings 129 9 5 Menu structure Overview user settings 137 9 6 Menu structure Overview installer settings 138 10 Commissioning 139 10 1 Overview Com...

Страница 5: ...wollen tank 161 13 3 10 Symptom Tank disinfection function is NOT completed correctly AH error 161 13 4 Solving problems based on error codes 161 13 4 1 Error codes Overview 162 14 Disposal 169 14 1 O...

Страница 6: ...low 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 Meanin...

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

Страница 8: ...rovide a logbook with the product containing at least information on maintenance repair work results of tests stand by periods Also at least following information MUST be provided at an accessible pla...

Страница 9: ...le risks Excessive refrigerant concentrations in a closed room can lead to oxygen deficiency Toxic gas might be produced if refrigerant gas comes into contact with fire DANGER RISK OF EXPLOSION Pump d...

Страница 10: ...this to ensure pressure resistance and prevent foreign materials from entering into the system Charge the liquid refrigerant as follows If Then A siphon tube is present i e the cylinder is marked wit...

Страница 11: ...ring diagram supplied with the product NEVER squeeze bundled cables and make sure they do NOT come in contact with the piping and sharp edges Make sure no external pressure is applied to the terminal...

Страница 12: ...make proper tightening impossible Over tightening the terminal screws may break them Install power cables at least 1 m away from televisions or radios to prevent interference Depending on the radio w...

Страница 13: ...vanced 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...

Страница 14: ...stallers 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 Registrati...

Страница 15: ...g 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 Troublesh...

Страница 16: ...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 chec...

Страница 17: ...ury do NOT touch the air inlet or aluminium fins of the unit 3 2 3 To remove the accessories from the outdoor unit a b c d e a Outdoor unit installation manual b Multilingual fluorinated greenhouse ga...

Страница 18: ...manual 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 f...

Страница 19: ...ossible options for the indoor unit 21 4 1 Overview About the units and options This chapter contains information about Identifying the outdoor unit Identifying the indoor unit Combining the outdoor u...

Страница 20: ...RMATION Certain options might not be available in your country 4 3 1 Possible combinations of indoor unit and outdoor unit Outdoor unit Indoor unit EHFZ03S18DJ3V ERLA03DAV3 O 4 3 2 Possible options fo...

Страница 21: ...or 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...

Страница 22: ...uctions see the installation manual of the PC cable Pipe bend kit EKHVTC When the indoor unit is installed in a place with limited space a pipe bend kit can be installed to facilitate the connection t...

Страница 23: ...6 Setting up an external temperature sensor 34 5 1 Overview Application guidelines The purpose of the application guidelines is to give a glance of the possibilities of the heat pump system NOTICE The...

Страница 24: ...oom frost protection needs to be guaranteed in all conditions then you have to set auto emergency A 6 C to 1 NOTICE An overpressure bypass valve can be integrated in the system Keep in mind that this...

Страница 25: ...mote controller of the heat pump convectors must be set to match the indoor unit Configuration Setting Value Unit temperature control A 2 1 7 Code C 07 2 RT control Unit operation is decided based on...

Страница 26: ...r example 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 ta...

Страница 27: ...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 backup heater The higher the outdoor temper...

Страница 28: ...e domestic hot water pump 487 For more information about connecting the recirculation connection see 7 6 4 To connect the recirculation piping 471 Configuration For more information see 9 Configuratio...

Страница 29: ...he indoor unit can control DHW pump operation For more information see 9 Configuration 496 5 4 Setting up the energy metering Via the user interface you can read out the following energy data Produced...

Страница 30: ...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 mete...

Страница 31: ...mmon because of technical limitations of power meters Connection and setup Connect the second power meter to X5M 3 and X5M 4 See 8 3 5 To connect the electricity meters 486 In the software the power c...

Страница 32: ...via 4 digital inputs Limitation of power in kW or current in A 5 5 1 Permanent power limitation Permanent power limitation is useful to assure a maximum power or current input of the system In some c...

Страница 33: ...tation 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 l...

Страница 34: ...r efficiency than the electrical heater Therefore the electrical heater is limited and turned OFF first The system limits power consumption in the following order 1 Turns OFF the backup heater 2 Limit...

Страница 35: ...nit must be installed on a location At the north side of the house or at the side of the house where the most heat emitters are located That is NOT exposed to direct sunlight If this is NOT possible w...

Страница 36: ...6 4 Mounting the indoor unit 49 6 4 1 About mounting the indoor unit 49 6 4 2 Precautions when mounting the indoor unit 49 6 4 3 To install the indoor unit 49 6 4 4 To connect the drain hose to the dr...

Страница 37: ...wall 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 ou...

Страница 38: ...vapour 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 l...

Страница 39: ...of 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 S...

Страница 40: ...e Outdoor unit operation not possible below 7 C backup heater operation only 8 0E 7 C 6 1 3 Installation site requirements of the indoor unit INFORMATION Also read the precautions and requirements in...

Страница 41: ...mostat is installed 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 room However mind the fol...

Страница 42: ...ing 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...

Страница 43: ...0 05 6 2 4 To open the indoor unit Overview a b d c e 1 Top panel 2 Upper front panel 3 Switch box cover 4 Front panel 5 High voltage switch box cover Open 1 Remove the top panel 7 T25 2 Remove the up...

Страница 44: ...remove the front plate This is for example necessary in the following cases 6 2 5 To lower the switch box on the indoor unit 445 6 4 4 To connect the drain hose to the drain 450 When you need access...

Страница 45: ...nt 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...

Страница 46: ...w and wind by installing a snow cover and baffle plates See 6 1 Preparing the installation site 436 6 3 2 Precautions when mounting the outdoor unit INFORMATION Also read the precautions and requireme...

Страница 47: ...t 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 Avoid drain wat...

Страница 48: ...16 mm hose field supply b c d a a Drain port b Bottom frame c Drain plug accessory d Hose field supply 6 3 6 To prevent the outdoor unit from falling over In case the unit is installed in places where...

Страница 49: ...ns when mounting the indoor unit INFORMATION Also read the precautions and requirements in the following chapters 1 General safety precautions 46 6 1 Preparing the installation site 436 6 4 3 To insta...

Страница 50: ...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 1 Remove one of the side panels 2 Cut...

Страница 51: ...supply before servicing Install the service cover before turning on the power supply NOTICE It is recommended that the refrigerant piping between indoor and outdoor unit is installed in a ducting or t...

Страница 52: ...7 3 9 To connect the refrigerant piping to the indoor unit 64 7 4 Checking the refrigerant piping 65 7 4 1 About checking the refrigerant piping 65 7 4 2 Precautions when checking the refrigerant pipi...

Страница 53: ...igher than 30 C and the humidity is higher than RH 80 the thickness of the insulation materials should be at least 20 mm to prevent condensation on the surface of the insulation 7 2 Preparing water pi...

Страница 54: ...ion to the required water flow and the available external static pressure of the pump See 15 Technical data 4171 for the external static pressure curves of the indoor unit Water flow You can find the...

Страница 55: ...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 must be 60 seconds Domesti...

Страница 56: ...l pre pressure The pre pressure Pg of the vessel depends on the installation height difference H Pg 0 3 H 10 bar 7 2 3 To check the water volume and flow rate The indoor unit has an expansion vessel o...

Страница 57: ...he following Decrease the pre pressure according to the required installation height difference The pre pressure should decrease by 0 1 bar for each metre below 7 m Check if the water volume does NOT...

Страница 58: ...ecommended procedure as described in 10 4 Checklist during commissioning 4141 7 2 4 Changing the pre pressure of the expansion vessel NOTICE Only a licensed installer may adjust the pre pressure of th...

Страница 59: ...connecting the refrigerant piping Before connecting the refrigerant piping Make sure the outdoor and indoor unit are mounted Typical workflow Connecting the refrigerant piping involves Connecting the...

Страница 60: ...tion when passing copper tubes through walls see figure below Unit Installation period Protection method Outdoor unit 1 month Pinch the pipe 1 month Pinch or tape the pipe Indoor unit Regardless of th...

Страница 61: ...Use flare nuts that are included with the unit Using different flare nuts may cause refrigerant gas leakage 1 Cut the pipe end with a pipe cutter 2 Remove burrs with the cut surface facing down so th...

Страница 62: ...og pipes and break equipment Do NOT use flux when brazing copper to copper refrigerant piping Use phosphor copper brazing filler alloy BCuP which does not require flux Flux has an extremely harmful in...

Страница 63: ...reezing Silicon sealant make sure there is no gap To open close the stop valve 1 Remove the stop valve cover 2 Insert a hexagon wrench liquid side 4 mm gas side 4 mm into the valve stem and turn the v...

Страница 64: ...c Service port 2 Connect the gas refrigerant connection from the indoor unit to the gas stop valve of the outdoor unit NOTICE It is recommended that the refrigerant piping between indoor and outdoor...

Страница 65: ...ample water may have entered the piping first carry out the vacuum drying procedure below until all moisture has been removed 7 4 2 Precautions when checking the refrigerant piping INFORMATION Also re...

Страница 66: ...lution to all connections 3 Discharge all nitrogen gas 7 4 4 To perform vacuum drying Connect the vacuum pump and manifold as follows a d j b f e c g h i h a Pressure meter b Gauge manifold c Low pres...

Страница 67: ...charge refrigerant Example When relocating the system After a leak Completely recharging refrigerant Before completely recharging refrigerant make sure the following is done 1 All refrigerant is recov...

Страница 68: ...an those recommended by the manufacturer Be aware that the refrigerant inside the system is odourless WARNING The refrigerant inside the unit is mildly flammable but normally does NOT leak If the refr...

Страница 69: ...y 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 That GWP is based on the current legislation on...

Страница 70: ...nit c d a b f e a Space heating additional zone water out b Space heating additional zone water in c Domestic hot water out d Domestic cold water in cold water supply e Space heating main zone water o...

Страница 71: ...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 relie...

Страница 72: ...r tap in turn to purge 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 pr...

Страница 73: ...connect the main power supply 80 8 3 2 To connect the backup heater power supply 82 8 3 3 To connect the user interface 84 8 3 4 To connect the shut off valve 85 8 3 5 To connect the electricity meter...

Страница 74: ...es do NOT come in contact with sharp edges or piping particularly on the high pressure side Do NOT use taped wires stranded conductor wires extension cords or connections from a star system They can c...

Страница 75: ...ed X NOT allowed Tightening torques Outdoor unit Item Tightening torque N m M4 X1M 1 2 1 5 M4 earth 1 2 1 5 Indoor unit Item Tightening torque N m M4 X1M X2M X5M 1 2 1 5 M4 earth 1 2 1 5 8 1 3 Specifi...

Страница 76: ...thorized to bill clients at benefit rates E g time of use rates seasonal rates W rmepumpentarif in Germany and Austria This equipment allows for connection to such preferential kWh rate power supply d...

Страница 77: ...supply is interrupted immediately or after some time by the electricity company In this case the indoor unit must be powered by a separate normal power supply a Normal power supply b Preferential kWh...

Страница 78: ...erminal screws securely We recommend using a Phillips screwdriver 8 3 Connections to the indoor unit Item Description Power supply main See 8 3 1 To connect the main power supply 480 Power supply back...

Страница 79: ...unit Connection of the wired room thermostat digital or analogue to the multi zoning base unit Connection of the multi zoning base unit to the indoor unit Addendum book for optional equipment Wires fo...

Страница 80: ...offset LAN adapter See Installation manual of the LAN adapter Addendum book for optional equipment Wires 2 0 75 1 25 mm Must be sheathed Maximum length 200 m See LAN adapter System requirements 480 LA...

Страница 81: ...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 Preferen...

Страница 82: ...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 int...

Страница 83: ...ndard setting the limits for voltage changes voltage fluctuations and flicker in public low voltage supply systems for equipment with rated current 75 A provided that the system impedance Zsys is less...

Страница 84: ...u can install it at the indoor unit for control close to the indoor unit or in the room when used as room thermostat If you use 2 user interfaces you can install 1 user interface at the indoor unit fo...

Страница 85: ...interface Be careful NOT to damage it 4 Fix the wallplate of the user interface to the wall 5 Connect as shown in A B C or D A From the rear b a PCB 1 B From the left a PCB b 1 C From the top a b PCB...

Страница 86: ...the valve control cable to the appropriate terminals as shown in the illustration below NOTICE Wiring is different for a NC normally closed valve and a NO normally open valve A M2S B A B 21 28 X2M B...

Страница 87: ...o open the indoor unit 443 1 Top panel 1 2 3 2 Upper front panel 3 Upper switch box cover 3 Connect the electricity meters cable to the appropriate terminals as shown in the illustration below A 6 5 4...

Страница 88: ...ation below A 1 M M2P B A B 1 2 X2M 4 Fix the cable with cable ties to the cable tie mountings 8 3 7 To connect the alarm output Wires 2 1 0 75 mm Maximum load 0 3 A 250 V AC A 2 2 6 3 Alarm output 1...

Страница 89: ...lation of EKRP1HBAA is required b Prewiring between X2M 7 9 and Q1L thermal protector backup heater Do NOT change 4 Fix the cable with cable ties to the cable tie mountings 8 3 8 To connect the space...

Страница 90: ...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 9 To connect the changeover t...

Страница 91: ...cable ties to the cable tie mountings 8 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 b...

Страница 92: ...TA is required 4 Fix the cable with cable ties to the cable tie mountings 8 3 11 To connect the safety thermostat normally closed contact 1 Open the following see 6 2 4 To open the indoor unit 443 1 T...

Страница 93: ...in this zone The safety thermostat is typically a thermostatically controlled valve with a normally closed contact When the water temperature in the main zone is too high the contact will open and th...

Страница 94: ...f 2 C min There is a minimum distance of 2 m between the safety thermostat and the 3 way valve INFORMATION ALWAYS configure the safety thermostat for the additional zone after it is installed Without...

Страница 95: ...8 Electrical installation Installer reference guide 95 ERLA03DAV3 EHFZ03S18DJ3V Daikin Altherma 3 R F 4P596821 1A 2020 05 Without low voltage cables With low voltage cables...

Страница 96: ...ngs 126 9 4 4 System settings 129 9 5 Menu structure Overview user settings 137 9 6 Menu structure Overview installer settings 138 9 1 Overview Configuration This chapter describes what you have to do...

Страница 97: ...conds Result Your user permission level is now End user The user interface displays the default home page To set the user permission level to Advanced end user 1 Go to the main menu or any of its subm...

Страница 98: ...ttings 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 09 0d 15 Overview settings Confirm Adjust Scroll 3 Go to the corresponding second part of the setting in t...

Страница 99: ...f there is a data difference between both user interfaces Result For proper operation of the system the local data on both user interfaces must be the same If they contain different data both user int...

Страница 100: ...following system settings language date time system layout After you confirmed the system layout you can proceed with the installation and commissioning of the system 1 At power ON and as long as the...

Страница 101: ...heating settings must be made accordingly Space heating Unit control method Code Description A 2 1 7 C 07 Unit control method 0 LWT control 1 Ext RT control 2 RT control LWT control Unit operation is...

Страница 102: ...et to In room acts as room thermostat if RT control is selected In room This user interface acts as room thermostat if RT control is selected The other user interface is set to At unit Space heating N...

Страница 103: ...ription A 2 1 9 F 0D Pump operation mode 0 Continuous 1 Sample 2 Request When the space heating control is OFF by the user interface the pump is always OFF When the space heating control is ON you can...

Страница 104: ...OTICE Water pipe freeze prevention Even if you turn OFF the leaving water temperature main additional control via the home pages LWT main LWT add water pipe freeze prevention if enabled will remain ac...

Страница 105: ...perature control on user interface of the unit is turned ON See 5 Application guidelines 423 Only applicable in external room thermostat control Following combinations are possible to control the unit...

Страница 106: ...Select this value in case of connection with the wired EKRTWA or wireless EKRTR1 room thermostat N A C 06 Contact type add In external room thermostat control with 2 leaving water temperature zones th...

Страница 107: ...ting this value a distinction is made between the detection of an alarm and the detection of a power failure 1 Normally closed The alarm output will NOT be powered when an alarm occurs Alarm output lo...

Страница 108: ...1000 pulse kWh 9 2 4 Space heating cooling control Leaving water temperature Main zone Code Description A 3 1 1 1 N A Select the setpoint mode of the leaving water temperature LWT setpoint mode 0 Fixe...

Страница 109: ...temperature Delta T source The Delta T is the required temperature difference between entering and leaving water This applies to both temperature zones Change the value of Delta T if another minimum t...

Страница 110: ...er dependent curve b Minimum leaving water temperature setpoint required to reach a stable condition on the comfort setpoint for the room Tt Target leaving water temperature Ta Outdoor temperature Lea...

Страница 111: ...er Type Reheat only In case of frequent domestic hot water operation frequent and long space heating interruption will happen Maximum DHW temperature setpoint The maximum temperature that users can se...

Страница 112: ...n reduces energy consumption Weather dependent curve To be able to compensate for differences in temperature the unit relies on its weather dependent curve This curve defines how much the temperature...

Страница 113: ...ather dependent curve Zone Go to Main zone Heating 7 7 1 1 Main Set weather dependent heating Additional zone Heating 7 7 2 1 Additional Set weather dependent heating Tank A 4 7 Domestic hot water DHW...

Страница 114: ...he value you ONLY have to do it in one place Depending on whether the desired leaving water temperature is weather dependent or NOT the desired shift values or the absolute desired leaving water tempe...

Страница 115: ...tions can be avoided Example Set the minimum leaving water temperature to 28 C to avoid NOT to be able to heat up the room leaving water temperatures MUST be sufficiently higher than the room temperat...

Страница 116: ...desired LWT Code Description N A D 03 0 disabled 1 enabled L 2 C R 4 C 2 C TA 2 C 2 enabled L 4 C R 4 C 2 C TA 2 C 3 enabled L 2 C R 8 C 4 C TA 4 C 4 enabled L 4 C R 8 C 4 C TA 4 C Leaving water temp...

Страница 117: ...is displayed with an accuracy of 0 1 C Room temperature hysteresis ONLY applicable in case of room thermostat control The hysteresis band around the desired room temperature is settable It is recommen...

Страница 118: ...NOT guaranteed NOTICE Room frost protection Even if you turn OFF the leaving water temperature main additional control via the home pages LWT main LWT add room frost protection if enabled will remain...

Страница 119: ...Additionally limited frost protection by the unit is possible In case of then the following applies One leaving water temperature zone When the leaving water temperature home page is OFF and the outdo...

Страница 120: ...if 2 06 is set to 1 limited frost protection by the unit is possible When the leaving water temperature home page is OFF and the outdoor ambient temperature drops below 4 C then the unit will supply l...

Страница 121: ...res Only applicable when domestic hot water preparation is scheduled or scheduled reheat You can define preset tank temperatures storage economic storage comfort reheat reheat hysteresis Preset values...

Страница 122: ...oor temperature low outdoor temperatures will result in higher desired tank temperatures as the cold water tap is colder and vice versa In case of scheduled or scheduled reheat domestic hot water prep...

Страница 123: ...erature when the outdoor temperature equals or rises above the high ambient temperature 35 C 6 0E C Also see 9 3 Weather dependent curve 4 112 for more information about weather dependent curves Heat...

Страница 124: ...ater temperature TU User setpoint temperature as set on the user interface t Time INFORMATION The maximum heat pump temperature depends on the ambient temperature For more information see the operatio...

Страница 125: ...ter 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 co...

Страница 126: ...ording to the applicable legislation CAUTION Be sure that the disinfection function start time A 4 4 3 with defined duration A 4 4 5 is NOT interrupted by possible domestic hot water demand NOTICE Dis...

Страница 127: ...take over the entire heat load When auto emergency is set to Automatic and a heat pump failure occurs the boiler will automatically take over the heat load When auto emergency is set to Manual and a...

Страница 128: ...abled When the outdoor temperature drops below the bivalent ON the space heating by the indoor unit stops automatically and the permission signal for the auxiliary boiler is active If bivalent is disa...

Страница 129: ...liary boiler inactive CAUTION Make sure to observe all rules mentioned in application guideline 5 when bivalent operation function is enabled Daikin shall NOT be held liable for any damage resulting f...

Страница 130: ...heating priority temperature Defines the outdoor temperature which below the backup heater will assist during domestic hot water heating N A 5 04 Setpoint correction for domestic hot water temperatur...

Страница 131: ...signal is released again the voltage free contact will close and the unit will restart operation Therefore always enable the auto restart function 2 The outdoor unit is connected to a preferential kW...

Страница 132: ...E 08 Power saving function for outdoor unit 0 Disabled 1 Enabled default Power consumption control See 5 Application guidelines 4 23 for detailed information about this functionality Code Description...

Страница 133: ...5 kW Average timer The average timer corrects the influence of ambient temperature variations The weather dependent set point calculation is done on the average outdoor temperature The outdoor tempera...

Страница 134: ...tections OFF ending installer on site mode and enabling the protective functions If the installer returns to the site the installer has to set Disable protections ON manually Pump operation When the p...

Страница 135: ...the required capacity With this limitation range delta T is possible and the comfort is guaranteed N A 9 0D Pump speed limitation additional zone 0 No limitation 1 4 General limitation There is limita...

Страница 136: ...9 Configuration Installer reference guide 136 ERLA03DAV3 EHFZ03S18DJ3V Daikin Altherma 3 R F 4P596821 1A 2020 05 9 0D 8 a kPa b l min a External static pressure b Water flow rate...

Страница 137: ...ation modes Running hours Version Energy metering Consumed elec Produced energy Error information Error history Contact helpdesk number Version User interface Indoor unit Outdoor unit User settings Di...

Страница 138: ...ossible User interface location Options DHW operation DHW tank type Contact type main Contact type add Digital I O PCB Demand PCB External kWh meter External kWh meter DHW pump External sensor Leaving...

Страница 139: ...missioning 140 10 4 Checklist during commissioning 141 10 4 1 To check the minimum flow rate 141 10 4 2 Air purge function 141 10 4 3 To perform a test run 143 10 4 4 To perform an actuator test run 1...

Страница 140: ...ble Between the indoor unit and the room thermostat if applicable The system is properly earthed and the earth terminals are tightened The fuses or locally installed protection devices are installed a...

Страница 141: ...can operate below this minimum required flow rate that is needed during defrost backup heater operation Recommended procedure for the main zone 5 Confirm according to the hydraulic configuration which...

Страница 142: ...ction pump speed limitation 9 0D is NOT applicable The air purge function automatically stops after 30 minutes INFORMATION For best results air purge each loop separately To perform a manual air purge...

Страница 143: ...press Example Heating 4 Select OK and press Result The test run starts It stops automatically when done 30 min To stop it manually press select OK and press INFORMATION If 2 user interfaces are presen...

Страница 144: ...r is responsible for contacting the screed manufacturer for the maximum allowed water temperature to avoid cracking the screed programming the underfloor heating screed dryout schedule according to th...

Страница 145: ...elect h or on an empty line and press 5 To delete a step set the duration to by pressing 6 Press to save the schedule It is important that there is no empty step in the program The schedule will stop...

Страница 146: ...rror an operation switch off or a power failure the U3 error will be displayed on the user interface To resolve the error codes see 13 4 Solving problems based on error codes 4161 To reset the U3 erro...

Страница 147: ...ing 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 co...

Страница 148: ...2 5 2 To clean the water filter in case of trouble 153 12 5 3 To install the water filter 154 12 1 Overview Maintenance and service This chapter contains information about The yearly maintenance of th...

Страница 149: ...essure or too high pressure leading to worse performance 12 4 Checklist for yearly maintenance of the indoor unit Check the following at least once a year Water pressure Water filters Magnetic filter...

Страница 150: ...er 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 d...

Страница 151: ...st be high enough Check if the water coming out of 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 c...

Страница 152: ...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 R...

Страница 153: ...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 i...

Страница 154: ...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 Protrusi...

Страница 155: ...ilter 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...

Страница 156: ...emperatures 160 13 3 8 Symptom The pressure at the tapping point is temporarily unusually high 161 13 3 9 Symptom Decoration panels are pushed away due to a swollen tank 161 13 3 10 Symptom Tank disin...

Страница 157: ...tly wired The backup heater thermal protector is NOT activated The backup heater contactors are NOT broken If the problem persists contact your dealer The preferential kWh rate power supply settings a...

Страница 158: ...3 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 Use a Philips No 2 screwdriver to push the debl...

Страница 159: ...on is too high Make sure that the water volume in the installation is below the maximum allowed value see 7 2 3 To check the water volume and flow rate 456 and 7 2 4 Changing the pre pressure of the e...

Страница 160: ...n the 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 highe...

Страница 161: ...the 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 tapp...

Страница 162: ...start up of the disinfection function to preheat the tank NOTICE When the minimum water flow is lower than described in the table below the unit will temporarily stop operation and the user interface...

Страница 163: ...your dealer H0 00 OU Voltage current sensor problem Please contact your dealer H3 00 OU Malfunction of high pressure switch HPS Please contact your dealer H6 00 OU Malfunction of position detection se...

Страница 164: ...ction of heat exchanger thermistor Please contact your dealer L3 00 OU Electrical box temperature rise problem Please contact your dealer L4 00 OU Malfunction of inverter radiating fin temperature ris...

Страница 165: ...er flow problem during heating sampling Manual reset Check the space heating cooling circuit 7H 06 Water flow problem during cooling defrost Manual reset Check the plate heat exchanger 7H 07 Water flo...

Страница 166: ...03 Overheating water circuit thermostat AA 01 Backup heater overheated Power reset required Please contact your dealer AH 00 Tank disinfection function not completed correctly AJ 03 Too long DHW heat...

Страница 167: ...nsor problem Please contact your dealer HJ 10 Water pressure sensor abnormality JA 17 Refrigerant pressure sensor abnormality U3 00 Under floor heating screed dryout function not completed correctly U...

Страница 168: ...g devices flow sensor and flow switch If the flow sensor detects flow when the pump is not running the unit will stop operation and the user interface will display error C0 00 For the unit to resume o...

Страница 169: ...t 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 of the compressor because of air go...

Страница 170: ...S18DJ3V Daikin Altherma 3 R F 4P596821 1A 2020 05 5 After 5 minutes close the gas stop valve and stop the pump down operation by pressing on the user interface a c b d d e a Liquid stop valve b Closin...

Страница 171: ...1 Piping diagram Outdoor unit 3D127351 9 5 CuT 9 5 CuT 9 5 CuT 9 5 CuT 9 5 CuT 9 5 CuT 9 5 CuT 6 4 CuT 6 4 CuT Y1E 6 4 CuT 4 0 x ID 2 0 CuT 6 4 CuT 4 8 CuT M1F M1C Y1S S1PH 4 8 CuT 7 9 CuT 7 9 CuT 7 0...

Страница 172: ...tor heat exchanger water OUT b1 Space heating water IN main mixed zone R2T Thermistor backup heater water OUT b2 Space heating water OUT main mixed zone R3T Thermistor liquid refrigerant c1 Domestic h...

Страница 173: ...iagram 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 Dischar...

Страница 174: ...n motor 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...

Страница 175: ...e 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 he...

Страница 176: ...oop PCB A8P Demand PCB A10P EKRUDAL1 user interface connected to the indoor unit A13P LAN adapter A14P User interface PCB A15P Receiver PCB wireless On OFF thermostat B1L Flow sensor B1PR Refrigerant...

Страница 177: ...t R3T Refrigerant liquid side thermistor R4T Inlet water thermistor R5T R8T Domestic hot water thermistor R6T External indoor or outdoor ambient thermistor R7T Mixed leaving water thermistor S1S Prefe...

Страница 178: ...the LAN adapter Only for remote user interface Only for the remote user interface 5 Ext thermistor 5 External thermistor SWB Switch box 6 Field supplied options 6 Field supplied options 12 V DC pulse...

Страница 179: ...etection voltage supplied by PCB Power limitation digital inputs 12 V DC 12 mA detection voltage supplied by PCB Space heating On OFF output Space heating On OFF output SWB Switch box 8 External On OF...

Страница 180: ...adapter A14P P1 P2 user interface communication 2 core communication 2 core 2 core 4 core for H only operation 2 core for H only operation Only for FWXV T M ATV3 heat pump convector Only for EKRUDAL1...

Страница 181: ...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 instructi...

Страница 182: ...1 7 Field settings table 6 8 2 ID9E51 Applicable units EHFZ03S18DJ3V Notes 4P596829 1 2019 10...

Страница 183: ...ating Low ambient temp for LWT add 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...

Страница 184: ...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 01 R W 10 35 C step 1 C 20 C Domestic hot water DHW Type A 4 1 6 0D R W 0 Reheat only 1 Reheat sched 2 Scheduled...

Страница 185: ...red offset on the measured outdoor temp What emitter type is connected to the main LWT zone What emitter type is connected to the additional LWT zone What is the disinfection target temperature How lo...

Страница 186: ...0 A 8 7 05 R W 0 Very high 1 High 2 Medium 3 Low 4 Very low A 8 8 00 R W 0 20 min step 1 min 1 min A 8 8 01 R W 5 95 min step 5 min 30 min Is the pump allowed during pipe freeze prevention Minimum run...

Страница 187: ...p ctrl A 8 D 05 R W 0 Forced off 1 As normal A 8 D 07 R W 0 No 1 Yes A 8 D 08 R W 0 No 1 0 1 pulse kWh 2 1 pulse kWh 3 10 pulse kWh 4 100 pulse kWh 5 1000 pulse kWh Is a solar kit connected Contact ty...

Страница 188: ...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 Continuous 1 Sample 2 Request Is the system filled with glycol Pump oper...

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