Daikin Altherma 3 R F EHVZ04S18E 6V Series Installer'S Reference Manual Download Page 228

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Technical data

Installer reference guide

228

ERGA04~08EAV3(A) + 08S18+9W

Daikin Altherma 3 R F

4P629093-1 – 2020.08

Expansion vessel

Brazed connection

Magnetic filter/dirt separator

Safety valve

Air purge

Drain valve

Pump (additional/direct zone)

Check valve

Flow sensor

Backup heater

Water filter (main/mixed zone)

Capillary tube

Pump (main/mixed zone)

Summary of Contents for Altherma 3 R F EHVZ04S18E 6V Series

Page 1: ...Installer reference guide Daikin Altherma 3 R F ERGA04EAV3 A ERGA06EAV3 A ERGA08EAV3 A EHVZ04S18E 6V EHVZ08S18E 6V EHVZ08S23E 6V EHVZ08S18E 9W EHVZ08S23E 9W ...

Page 2: ...g units and options 25 5 3 1 Possible options for the outdoor unit 25 5 3 2 Possible options for the indoor unit 26 5 3 3 Possible combinations of indoor unit and outdoor unit 28 6 Application guidelines 29 6 1 Overview Application guidelines 29 6 2 Setting up the space heating system 29 6 2 1 Multiple rooms Two LWT zones 30 6 3 Setting up the domestic hot water tank 32 6 3 1 System layout Integra...

Page 3: ...ipe bending guidelines 74 8 3 5 To flare the pipe end 74 8 3 6 To braze the pipe end 75 8 3 7 Using the stop valve and service port 75 8 3 8 To connect the refrigerant piping to the outdoor unit 77 8 3 9 To connect the refrigerant piping to the indoor unit 77 8 4 Checking the refrigerant piping 78 8 4 1 About checking the refrigerant piping 78 8 4 2 Precautions when checking the refrigerant piping...

Page 4: ...rve 130 10 4 2 2 points curve 130 10 4 3 Slope offset curve 131 10 4 4 Using weather dependent curves 133 10 5 Settings menu 135 10 5 1 Malfunctioning 135 10 5 2 Room 135 10 5 3 Main zone 139 10 5 4 Additional zone 148 10 5 5 Space heating 153 10 5 6 Tank 159 10 5 7 User settings 165 10 5 8 Information 170 10 5 9 Installer settings 171 10 5 10 Operation 188 10 6 Menu structure Overview user settin...

Page 5: ...y heated at low outdoor temperatures 215 14 3 9 Symptom The pressure at the tapping point is temporarily unusually high 216 14 3 10 Symptom Decoration panels are pushed away due to a swollen tank 216 14 3 11 Symptom Tank disinfection function is NOT completed correctly AH error 216 14 4 Solving problems based on error codes 217 14 4 1 To display the help text in case of a malfunction 217 14 4 2 Er...

Page 6: ...ics follow them carefully The installation of the system and all activities described in the installation manual and in the installer reference guide MUST be performed by an authorised installer 1 1 1 Meaning of warnings and symbols DANGER Indicates a situation that results in death or serious injury DANGER RISK OF ELECTROCUTION Indicates a situation that could result in electrocution DANGER RISK ...

Page 7: ...title means Figure 3 in chapter 1 Indicates a table title or a reference to it Example 1 3 Table title means Table 3 in chapter 1 1 2 For the installer 1 2 1 General If you are NOT sure how to install or operate the unit contact your dealer DANGER RISK OF BURNING SCALDING Do NOT touch the refrigerant piping water piping or internal parts during and immediately after operation It could be too hot o...

Page 8: ...ary to provide a logbook with the product containing at least information on maintenance repair work results of tests stand by periods Also at least following information MUST be provided at an accessible place at the product Instructions for shutting down the system in case of an emergency Name and address of fire department police and hospital Name address and day and night telephone numbers for...

Page 9: ...y Possible 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 down Refrigerant leakage If you want to pump down the system and there is a leak in the refrigerant circuit Do NOT use the unit s automatic pump down function with which you can collect all ref...

Page 10: ...e system 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 with Liquid filling siphon attached Charge with the cylinder upright A siphon tube is NOT present Charge with the cylinder upside down Open refrigerant cylinders slowly Charge the refrigerant in ...

Page 11: ... the wiring 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 connections Make sure to install earth wiring Do NOT earth the unit to a utility pipe surge absorber or telephone earth Incomplete earth may cause electrical shock Make sure to use a dedicated ...

Page 12: ...ead and 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 waves a distance of 1 m may not be sufficient WARNING After finishing the electrical work confirm that each electrical component and terminal inside the electrical components box is connected se...

Page 13: ...ructions Format Paper in the box of the outdoor unit Installer reference guide Preparation of the installation good practices reference data Format Digital files on http www daikineurope com support and manuals product information Addendum book for optional equipment Additional info about how to install optional equipment Format Paper in the box of the indoor unit Digital files on http www daikine...

Page 14: ...ration What to do and know before going on site Installation What to do and know to install the system Configuration What to do and know to configure the system after it is installed Commissioning What to do and know to commission the system after it is configured Hand over to the user What to give and explain to the user Maintenance and service How to maintain and service the units Troubleshootin...

Page 15: ...s to accelerate the defrosting process or to clean the equipment other than those recommended by the manufacturer Be aware that R32 refrigerant does NOT contain an odour WARNING The appliance shall be stored so as to prevent mechanical damage and in a well ventilated room without continuously operating ignition sources example open flames an operating gas appliance or an operating electric heater ...

Page 16: ...figuration see 10 Configuration 4116 CAUTION The disinfection function settings MUST be configured by the installer according to the applicable legislation CAUTION Be sure that the disinfection function start time 5 7 3 with defined duration 5 7 5 is NOT interrupted by possible domestic hot water demand WARNING Be aware that the domestic hot water temperature at the hot water tap will be equal to ...

Page 17: ...LWAYS clean up spilled water CAUTION To protect the piping connected to the magnetic filter dirt separator from damage it is recommended to perform this procedure with the magnetic filter dirt separator removed from the unit CAUTION Opening the magnetic filter dirt separator is ONLY required in case of severe issues Preferably this action is never to be done during the complete lifetime of the mag...

Page 18: ...om when you purge air from the heat emitters or collectors Disposal see 15 Disposal 4222 DANGER RISK OF EXPLOSION Pump down Refrigerant leakage If you want to pump down the system and there is a leak in the refrigerant circuit Do NOT use the unit s automatic pump down function with which you can collect all refrigerant from the system into the outdoor unit Possible consequence Self combustion and ...

Page 19: ...e duct work air inlet AND outlet are connected directly to the same room by ducting Do NOT use spaces such as a false ceiling as a duct for the air inlet or outlet NOTICE Precautions shall be taken to avoid excessive vibration or pulsation to refrigeration piping Protection devices piping and fittings shall be protected as far as possible against adverse environmental effects Provision shall be ma...

Page 20: ... the accessories from the indoor unit 22 4 3 3 To handle the indoor unit 23 4 1 Overview About the box This chapter describes what you have to do after the boxes with the outdoor and indoor unit are delivered on site Keep the following in mind At delivery the unit MUST be checked for damage Any damage MUST be reported immediately to the claims agent of the carrier Bring the packed unit as close as...

Page 21: ...ft and the handle to the right Pull up both sides of the sling at the same time to prevent disconnection of the sling from the unit 2 1 1 2 While handling the unit Keep both sides of the sling level Keep your back straight 3 After mounting the unit remove the sling from the unit by pulling 1 side of the sling 4 2 3 To remove the accessories from the outdoor unit 1 Lift the outdoor unit See 4 2 2 T...

Page 22: ... spring washers and wire clamp 4 3 Indoor unit 4 3 1 To unpack the indoor unit 1 2 8 4 3 2 To remove the accessories from the indoor unit 1 2 4 1 4 1 1 1 1 1 a b c h i j d e f g a Shut off valves for water circuit b Overpressure bypass valve c WLAN cartridge d General safety precautions e Addendum book for optional equipment f Indoor unit installation manual g Operation manual h Sealing rings for ...

Page 23: ...Daikin Altherma 3 R F 4P629093 1 2020 08 4 3 3 To handle the indoor unit Use the handles at the back and at the bottom to carry the unit b a a b a Handles at the back of the unit b Handles at the bottom of the unit Carefully tilt the unit to the back so that the handles become visible ...

Page 24: ...inations of indoor unit and outdoor unit 28 5 1 Overview About the units and options This chapter contains information about Identifying the outdoor unit Identifying the indoor unit Combining the outdoor unit with options Combining the indoor unit with options 5 2 Identification NOTICE When installing or servicing several units at the same time make sure NOT to switch the service panels between di...

Page 25: ...es 6V Backup heater model 5 3 Combining units and options INFORMATION Certain options might not be available in your country 5 3 1 Possible options for the outdoor unit Drain pan kit EKDP008D The drain pan kit is required to gather the drain from the outdoor unit The drain pan kit consists of Drain pan Installation brackets For installation instructions see the installation manual of the drain pan...

Page 26: ...d as room thermostat BRC1HHDA The user interface used as room thermostat can only be used in combination with the user interface connected to the indoor unit The user interface used as room thermostat needs to be installed in the room that you want to control For installation instructions see the installation and operation manual of the user interface used as room thermostat Room thermostat EKRTWA...

Page 27: ... be used to measure the outdoor temperature As an option the remote outdoor sensor can be installed to measure the outdoor temperature on another location e g to avoid direct sunlight to have an improved system behaviour For installation instructions see the installation manual of the remote outdoor sensor and the addendum book for optional equipment INFORMATION You can only connect either the rem...

Page 28: ...uctions see the installation manual of the LAN adapter WLAN adapter module BRP069A71 A WLAN cartridge to be plugged into the MMI is delivered as indoor unit accessory Alternatively e g in case of weak signal strength you can install the optional wireless LAN adapter module BRP069A71 For installation instructions see the installation manual of the WLAN adapter module and the addendum book for optio...

Page 29: ...emperature sensor 42 6 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 illustrations in the application guidelines are meant for reference only and are NOT to be used as detailed hydraulic diagrams The detailed hydraulic dimensioning and balancing are NOT shown and are the responsibility of the ...

Page 30: ... zone application then Setup Install a bypass between the space heating water inlet and outlet of the additional zone direct zone Do NOT interrupt the water flow by closing the shut off valves a a Bypass Configuration Set field setting 7 02 0 Number of zones Single zone 6 2 1 Multiple rooms Two LWT zones This unit is designed to deliver water at 2 different temperatures A typical installation cons...

Page 31: ... the required capacity of both water temperature zones For the main zone the room temperature is controlled by the user interface which is used as room thermostat optional equipment EKRUDAS For the additional zone The external thermostat is directly connected to the indoor unit The desired room temperature is set via the external thermostat and the thermostatic valves of the radiators in each room...

Page 32: ...the additional zone 3 A Code C 06 1 1 contact When the used external room thermostat or heat pump convector can only send a thermo ON OFF condition Shut off valve output Set to follow the thermo demand of the main zone Benefits Comfort The smart room thermostat functionality can decrease or increase the desired leaving water temperature based on the actual room temperature modulation Efficiency De...

Page 33: ...ption Answer the following questions and calculate the DHW consumption equivalent hot water volume at 40 C using typical water volumes Question Typical water volume How many showers are needed per day 1 shower 10 min 10 l min 100 l How many baths are needed per day 1 bath 150 l How much water is needed at the kitchen sink per day 1 sink 2 min 5 l min 10 l Are there any other domestic hot water nee...

Page 34: ...he performance of the heat pump If energy prices are the same during the day and the night we recommend to heat up the DHW tank during the day If energy prices are lower during the night we recommend to heat up the DHW tank during the night When the heat pump produces domestic hot water it cannot heat up a space In case you need domestic hot water and space heating at the same we recommend to prod...

Page 35: ...upply e Non return valve field supply f Shower field supply g Cold water h Domestic hot water OUT i Recirculation connection The DHW pump is field supplied and its installation is the responsibility of the installer For the electrical wiring see 9 3 5 To connect the domestic hot water pump 4104 If the applicable legislation requires a higher temperature than the maximum tank setpoint during disinf...

Page 36: ...annot combine calculating the consumed energy example for backup heater and measuring the consumed energy example for outdoor unit If you do so the energy data will be invalid Calculating the consumed energy The consumed energy is calculated internally based on The actual power input of the outdoor unit The set capacity of the backup heater The voltage Setup and configuration To get accurate energ...

Page 37: ...phase 3V 6V 6V 1N 230 V Three phase outdoor unit Backup heater supplied from a three phase grid i e the backup heater model is 9W or 6V connected to a three phase grid Three phase 6V 6T1 3 230 V 9W 3N 400 V Example Single phase power meter Three phase power meter b 580 1 50 0 0 c c f e d g A B C a A Outdoor unit B Indoor unit C DHW tank a Electrical cabinet L1 N b Power meter L1 N c Fuse L1 N d Ou...

Page 38: ...on You only need to set the number of pulses of each power meter See 6 4 4 Preferential kWh rate power supply 438 for an example with two power meters 6 4 4 Preferential kWh rate power supply General rule Power meter 1 Measures the outdoor unit Power meter 2 Measures the rest i e indoor unit and backup heater Setup Connect power meter 1 to X5M 5 and X5M 6 Connect power meter 2 to X5M 3 and X5M 4 S...

Page 39: ...achieved via the user interface The power limitation level can be expressed as Maximum running current in A Maximum power input in kW The power limitation level can be activated Permanently By digital inputs NOTICE Set a minimum power consumption of 3 6 kW to guarantee Defrost operation Otherwise if defrosting is interrupted several times the heat exchanger will freeze up Space heating and DHW pro...

Page 40: ...ower 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 power limitation level Example To limit the maximum power of the entire house lighting domestic appliances space heating a b A B C 1 2 3 4 5 A8P A Outdoor unit B Indoor unit C Energy management system a Pow...

Page 41: ...o each digital 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 5 3 Power limitation process The outdoor unit has better 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 L...

Page 42: ...ation Select room sensor 9 B Outdoor 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 house where the most heat emitters are located That is NOT exposed to direct sunlight If this is NOT possible we recommend to connect a remote outdoor sensor option EK...

Page 43: ...7 3 6 To prevent the outdoor unit from falling over 60 7 4 Mounting the indoor unit 61 7 4 1 About mounting the indoor unit 61 7 4 2 Precautions when mounting the indoor unit 61 7 4 3 To install the indoor unit 61 7 4 4 To connect the drain hose to the drain 62 7 1 Preparing the installation site Do NOT install the unit in places often used as work place In case of construction works e g grinding ...

Page 44: ...e the operation noise of the outdoor unit If you install it mind the following spacing guidelines 100 350 mm 100 a a a Low sound cover 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 outlet causes short circuit suction of discharge air This may result in deterioration of the operational capacity frequent fros...

Page 45: ...pray or 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 life of the unit Where the voltage fluctuates a lot In vehicles or vessels Where acidic or alkaline vapour is present Seaside installation Make sure the outdoor unit is NOT directly exposed to ...

Page 46: ... the outdoor unit in cold climates In areas with low ambient temperatures and high humidity or in areas with heavy snowfall remove the suction grille to ensure proper operation Non exhaustive list of areas Austria Czech Republic Denmark Estonia Finland Germany Hungary Latvia Lithuania Norway Poland Romania Serbia Slovakia Sweden 1 Remove the screws holding the suction grille 2 Remove the suction g...

Page 47: ...teral snowfall is possible make sure that the heat exchanger coil is NOT affected by the snow If necessary install a snow cover or shed and a pedestal 7 1 3 Installation site requirements of the indoor unit INFORMATION Also read the precautions and requirements in the 1 General safety precautions 46 The indoor unit is designed for indoor installation only and for the following ambient temperatures...

Page 48: ... the operation noise will cause no trouble In places with high humidity max RH 85 for example a bathroom In places where frost is possible Ambient temperature around the indoor unit must be 5 C NOTICE When the temperature in multiple rooms is controlled by 1 thermostat do NOT place a thermostatic valve on the emitter in the room where the thermostat is installed Special requirements for R32 WARNIN...

Page 49: ...0 08 WARNING Make sure installation servicing maintenance and repair comply with instructions from Daikin and with applicable legislation for example national gas regulation and are executed only by authorised persons NOTICE Pipework shall be protected from physical damage Installation of pipework shall be kept to a minimum ...

Page 50: ...r Use table 3 in chapter Technical data and dm to calculate the minimum opening area for natural ventilation between room A and room B VAmin cm2 Unit can be installed at room A if 2 ventilation openings permanently open are provided between room A and B 1 at the top and 1 at the bottom Bottom opening The bottom opening must meet the minimum area requirements VAmin It must be as close as possible t...

Page 51: ...n the service cover is removed 7 2 2 To open the outdoor unit DANGER RISK OF ELECTROCUTION DANGER RISK OF BURNING SCALDING See 8 3 8 To connect the refrigerant piping to the outdoor unit 4 77 and 9 2 1 To connect the electrical wiring to the outdoor unit 493 7 2 3 To close the outdoor unit 1 Close the switch box cover 2 Close the service cover NOTICE When closing the outdoor unit cover make sure t...

Page 52: ... interface panel Open the hinges at the top and slide the top panel upwards NOTICE If you remove the user interface panel also disconnect the cables from the back of the user interface panel to prevent damage 2 1 1 3 4 X14Y X1A 3 Remove the switch box cover 4 T25 4 If necessary remove the front plate This is for example necessary in the following cases ...

Page 53: ...5 5 If you need access to the high voltage components remove the high voltage switch box cover 4 T25 7 2 5 To lower the switch box on the indoor unit During the installation you will need access to the inside of the indoor unit To have easier front access put the switch box lower on the unit as follows Prerequisite The user interface panel and front panel have been removed 1 Remove the fixing plat...

Page 54: ...h box 2 Put the switch box back into place 3 Reinstall the top panel 4 Reinstall the side panels 5 Reinstall the front panel 6 Reconnect the cables to the user interface panel 7 Reinstall the user interface panel NOTICE When closing the indoor unit cover make sure that the tightening torque does NOT exceed 4 1 N m 7 3 Mounting the outdoor unit 7 3 1 About mounting the outdoor unit When You have to...

Page 55: ...3 To provide the installation structure Check the strength and level of the installation ground so that the unit will not cause any operating vibration or noise Fix the unit securely by means of foundation bolts in accordance with the foundation drawing This topic shows different installation structures For all use 4 sets of M8 or M10 anchor bolts nuts and washers In any case provide at least 300 ...

Page 56: ...feet flexi foot with strut mm 0 mm 1 5 0 a 300 300 6 0 0 100 a Maximum snowfall height Option 2 On plastic mounting feet In this case you can use the bolts nuts washers and spring washers delivered with the unit as accessories 0 mm Option 3 On a pedestal with the EKFT008D option kit The EKFT008D option kit is recommended in areas with heavy snowfall ...

Page 57: ...8 300 6 0 0 1 5 0 1 5 0 mm 300 100 a b 0 mm a Maximum snowfall height b EKFT008D option kit Option 4 On brackets to the wall with the EKFT008D option kit The EKFT008D option kit is recommended in areas with heavy snowfall 250 300 250 mm a b c 4 a Maximum snowfall height b EKFT008D option kit c Anti vibration rubber field supply ...

Page 58: ... properly 1 Lift the outdoor unit as described in 4 2 2 To handle the outdoor unit 421 2 Install the outdoor unit as follows 1 Put the unit into position using the sling to the left and the handle to the right 2 Remove the sling by pulling 1 side of the sling 3 Fix the unit 2 3 2 1 a a a Air outlet NOTICE Properly align the unit Make sure the backside of the unit does NOT protrude 3 Remove the pro...

Page 59: ...otpath so that it does NOT become slippery in case of ambient freezing temperatures If you install the unit on a frame install a waterproof plate within 150 mm of the bottom side of the unit in order to prevent water from getting into the unit and to avoid drain water dripping see the following figure NOTICE If the drain holes of the outdoor unit are blocked up provide space of at least 300 mm bel...

Page 60: ...ube remove the drain hole insulation Item c on the illustration INFORMATION If you install the drain pan kit with or without drain pan heater in combination with the low sound cover EKLN08A1 different installation instructions apply for the drain pan kit See the installation manual of the low sound cover a b d c c b a Low sound cover b Bottom parts of the low sound cover c Drain pan kit d Drain pa...

Page 61: ...rkflow Mounting the indoor unit typically consists of the following stages 1 Installing the indoor unit 7 4 2 Precautions when mounting the indoor unit INFORMATION Also read the precautions and requirements in the following chapters 1 General safety precautions 46 7 1 Preparing the installation site 443 7 4 3 To install the indoor unit 1 Lift the indoor unit from the pallet and place it on the flo...

Page 62: ...ose inside the unit You must connect the drain hose to an appropriate drain according to the applicable legislation You can route the drain hose through the left or right side panel Prerequisite The user interface panel and front panel have been removed 1 Remove one of the side panels 2 Cut out the rubber grommet 3 Pull the drain hose through the hole 4 Reattach the side panel Ensure the water can...

Page 63: ...7 Unit installation Installer reference guide 63 ERGA04 08EAV3 A EHVZ04 08S18 23EA6V 9W Daikin Altherma 3 R F 4P629093 1 2020 08 Option 2 Through the right side panel 1 3 T25 3 2 ...

Page 64: ...ndoor unit 77 8 4 Checking the refrigerant piping 78 8 4 1 About checking the refrigerant piping 78 8 4 2 Precautions when checking the refrigerant piping 78 8 4 3 To check for leaks 79 8 4 4 To perform vacuum drying 79 8 4 5 To insulate the refrigerant piping 80 8 5 Charging refrigerant 81 8 5 1 About charging refrigerant 81 8 5 2 Precautions when charging refrigerant 82 8 5 3 To determine the ad...

Page 65: ... 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 8 2 Preparing water piping Valve towards expansion vessel The valve towards the expansion vessel if equipped MUST be open 8 2 1 Water circuit requirements INFORMATION Also read the precautions and requirements in the 1 General safety precautions 46 NOTIC...

Page 66: ...in relation to the required water flow and the available external static pressure of the pump See 16 Technical data 4225 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 cases this flow needs to be guaranteed When the flow is lower the indoor unit will stop operation and displa...

Page 67: ...door unit Check that the air purges are NOT tightened too much so that automatic release of air in the water circuit is possible Zn coated parts Never use zinc coated parts in the water circuit Because the internal water circuit of the unit uses copper piping excessive corrosion may occur Non brass metallic piping When using non brass metallic piping insulate the brass and non brass properly so th...

Page 68: ... Hot water connection c Shower d Recirculation pump Valve towards expansion vessel The valve towards the expansion vessel if equipped MUST be open 8 2 2 Formula to calculate the expansion vessel pre pressure The pre pressure Pg of the vessel depends on the installation height difference H Pg 0 3 H 10 bar 8 2 3 To check the water volume and flow rate The indoor unit has an expansion vessel of 10 li...

Page 69: ...s valve delivered as accessory FHL1 3 Floor heating loop field supply HPC1 3 Heat pump convector field supply T1 3 Individual room thermostat optional M1 3 Individual motorised valve to control loop FHL1 3 and HPC1 3 field supply INFORMATION The pump of the additional zone ensures that the minimum flow rate for correct operation of the unit is guaranteed Maximum water volume Use the following grap...

Page 70: ...el outside the unit a This is the height difference m between the highest point of the water circuit and the indoor unit If the indoor unit is at the highest point of the installation the installation height is 0 m Minimum flow rate Check that the minimum flow rate in the installation is guaranteed in all conditions on each zone separately This minimum flow rate is required during defrost backup h...

Page 71: ... the expansion vessel a a Schrader valve 8 2 5 To check the water volume Examples Example 1 The indoor unit is installed 5 m below the highest point in the water circuit The total water volume in the water circuit is 100 l No actions or adjustments are required Example 2 The indoor unit is installed at the highest point in the water circuit The total water volume in the water circuit is 250 l Acti...

Page 72: ...d indoor unit are mounted Typical workflow Connecting the refrigerant piping involves Connecting the refrigerant piping to the outdoor unit Connecting the refrigerant piping to the indoor unit Insulating the refrigerant piping Keeping in mind the guidelines for Pipe bending Flaring pipe ends Brazing Using the stop valves 8 3 2 Precautions when connecting the refrigerant piping INFORMATION Also rea...

Page 73: ...Use caution 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 the period INFORMATION Do NOT open the refrigerant stop valve before checking the refrigerant piping When you need to charge additional refrigerant it is recommended to open the refrigerant stop ...

Page 74: ...s leakage 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 that the chips do NOT enter the pipe a b a Cut exactly at right angles b Remove burrs 3 Remove the flare nut from the stop valve and put the flare nut on the pipe 4 Flare the pipe Set exactly a...

Page 75: ...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 influence on refrigerant piping systems For instance if chlorine based flux is used it will cause pipe corrosion or in particular if the flux contains fluorine it will deteriorate the refrigerant oil Always protect the surrounding surfaces e ...

Page 76: ...into the valve stem and turn the valve stem Counterclockwise to open Clockwise to close 3 When the stop valve CANNOT be turned any further stop turning 4 Install the stop valve cover Result The valve is now open closed To handle the stem cap The stem cap is sealed where indicated with the arrow Do NOT damage it After handling the stop valve tighten the stem cap and check for refrigerant leaks Item...

Page 77: ...OTICE It is recommended that the refrigerant piping between indoor and outdoor unit is installed in a ducting or the refrigerant piping is wrapped with finishing tape 8 3 9 To connect the refrigerant piping to the indoor unit 1 Connect the liquid stop valve from the outdoor unit to the refrigerant liquid connection of the indoor unit b a a Refrigerant liquid connection b Refrigerant gas connection...

Page 78: ... for leaks in the refrigerant piping 2 Performing vacuum drying to remove all moisture air or nitrogen from the refrigerant piping If there is a possibility of moisture being present in the refrigerant piping for example water may have entered the piping first carry out the vacuum drying procedure below until all moisture has been removed 8 4 2 Precautions when checking the refrigerant piping INFO...

Page 79: ... Charge the system with nitrogen gas up to a gauge pressure of at least 200 kPa 2 bar It is recommended to pressurize to 3000 kPa 30 bar in order to detect small leaks 2 Check for leaks by applying the bubble test solution to all connections 3 Discharge all nitrogen gas 8 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 man...

Page 80: ...in the outdoor unit circuit but does NOT present any problem for correct operation of the unit 8 4 5 To insulate the refrigerant piping After finishing the leak test and vacuum drying the piping must be insulated Take into account the following points Be sure to insulate the liquid and gas piping for all units Use heat resistant polyethylene foam which can withstand a temperature of 70 C for liqui...

Page 81: ...rant Typical workflow Charging additional refrigerant typically consists of the following stages 1 Determining if and how much you have to charge additionally 2 If necessary charging additional refrigerant 3 Filling in the fluorinated greenhouse gases label and fixing it to the inside of the outdoor unit Completely recharging refrigerant Before completely recharging refrigerant make sure the follo...

Page 82: ...kg rounded in units of 0 01 kg INFORMATION Piping length is the one way length of liquid piping 8 5 4 To determine the complete recharge amount INFORMATION If a complete recharge is necessary the total refrigerant charge is the factory refrigerant charge see unit name plate the determined additional amount 8 5 5 To charge additional refrigerant WARNING Only use R32 as refrigerant Other substances ...

Page 83: ...total refrigerant charge expressed as tonnes CO2 equivalent f GWP Global warming potential NOTICE Applicable legislation on fluorinated greenhouse gases requires that the refrigerant charge of the unit is indicated both in weight and CO2 equivalent 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...

Page 84: ...2 temperature zones underfloor heating in the main zone this is the zone with the lowest water temperature radiators in the additional zone this is the zone with the highest water temperature 1 Install the shut off valves on the space heating water pipes 2 Screw the indoor unit nuts on the shut off valve 3 Connect the domestic hot water in and out pipes to the indoor unit c d a b f e a Space heati...

Page 85: ...djusting the overpressure bypass valve setting See 8 2 3 To check the water volume and flow rate 4 68 and 11 4 1 Minimum flow rate 4195 NOTICE If you install this unit as a single zone application then Setup Install a bypass between the space heating water inlet and outlet of the additional zone direct zone Do NOT interrupt the water flow by closing the shut off valves a a Bypass Configuration Set...

Page 86: ...ng tapping points etc connected to the tank is subjected to this high pressure To prevent this a pressure relief valve needs to be installed The overpressure prevention depends on the correct operation of the field installed pressure relief valve If this is NOT working correctly overpressure will deform the tank and water leakage may occur To confirm good operation regular maintenance is required ...

Page 87: ...installed pressure relief valve to ensure a free water flow through the discharge pipe 8 6 7 To insulate the water piping The piping in the complete water circuit MUST be insulated to prevent condensation during defrost operation and reduction of the heating capacity If the temperature is higher than 30 C and the humidity is higher than RH 80 the thickness of the insulation materials should be at ...

Page 88: ...he outdoor unit 93 9 2 1 To connect the electrical wiring to the outdoor unit 93 9 3 Connections to the indoor unit 95 9 3 1 To connect the main power supply 98 9 3 2 To connect the backup heater power supply 100 9 3 3 To connect the shut off valve 102 9 3 4 To connect the electricity meters 103 9 3 5 To connect the domestic hot water pump 104 9 3 6 To connect the alarm output 105 9 3 7 To connect...

Page 89: ...ters 8 Connecting the domestic hot water pump 9 Connecting the alarm output 10 Connecting the space cooling heating ON OFF output 11 Connecting the changeover to an external heat source 12 Connecting the power consumption digital inputs 13 Connecting the safety thermostat 9 1 1 Precautions when connecting the electrical wiring DANGER RISK OF ELECTROCUTION WARNING ALWAYS use multicore cable for pow...

Page 90: ...e overheating electrical shock or fire Do NOT install a phase advancing capacitor because this unit is equipped with an inverter A phase advancing capacitor will reduce performance and may cause accidents CAUTION Do NOT push or place redundant cable length in the unit NOTICE The distance between the high voltage and low voltage cables should be at least 50 mm 9 1 2 Guidelines when connecting the e...

Page 91: ...ply with applicable legislation Interconnection cable Minimum cable section of 1 5 mm and applicable for 230 V Recommended field fuse 20 A 25 A 16 A Earth leakage circuit breaker Must comply with applicable legislation a MCA Minimum circuit ampacity Stated values are maximum values see electrical data of combination with indoor units for exact values 9 1 4 About electrical compliance Only for ERGA...

Page 92: ...ipment for certain periods of time demand that the equipment only consumes a limited amount of electricity during certain periods of time The indoor unit is designed to receive an input signal by which the unit switches into forced off mode At that moment the outdoor unit compressor will not operate The wiring to the unit is different depending on whether the power supply is interrupted or not 9 1...

Page 93: ... power supply voltage free contact 5 Normal kWh rate power supply to power the indoor unit PCB in the event of power supply interruption of the preferential kWh rate power supply 9 2 Connections to the outdoor unit Item Description Power supply cable See 9 2 1 To connect the electrical wiring to the outdoor unit 493 Interconnection cable 9 2 1 To connect the electrical wiring to the outdoor unit 1...

Page 94: ...terconnection cable and power supply as follows Ensure stress relief by using the wire clamp a c d 1N 50 Hz 220 240 V b a Interconnection cable b Power supply cable c Fuse d Earth leakage circuit breaker 1 2 3 L N L N PWR 12 3 3 a a Wire clamp 5 Reattach the switch box cover 6 Reattach the refrigerant piping cover Make sure the cables are routed under the cover as shown 7 Connect an earth leakage ...

Page 95: ...space heating ON OFF output Changeover to external heat source control See 9 3 7 To connect the changeover to external heat source 4106 Power consumption digital inputs See 9 3 8 To connect the power consumption digital inputs 4107 Safety thermostat See 9 3 9 To connect the safety thermostat normally closed contact 4108 Smart Grid See 9 3 10 To connect a Smart Grid 4110 Room thermostat wired or wi...

Page 96: ...Installation manual of the heat pump convector options Addendum book for optional equipment Wires 0 75 mm Maximum running current 100 mA For the main zone 2 9 Control 2 A Thermostat type For the additional zone 3 A Thermostat type 3 9 read only Control Remote outdoor sensor See Installation manual of the remote outdoor sensor Addendum book for optional equipment Wires 2 0 75 mm 9 B 1 1 External se...

Page 97: ...r optional equipment Wires 2 0 75 1 25 mm Must be sheathed Maximum length 200 m See below LAN adapter System requirements LAN adapter System requirements The requirements posed on the system depend on the LAN adapter application system layout app control or Smart Grid application App control Smart Grid application Item Requirement LAN adapter software It is recommended to ALWAYS keep the LAN adapt...

Page 98: ...power supply 1 Open the following see 7 2 4 To open the indoor unit 451 1 Top panel 1 2 3 2 User interface panel 3 Upper switch box cover 2 Connect the main power supply In case of normal kWh rate power supply Interconnection cable main power supply Wires 3 GND 1 5 mm A 1 2 3 a B A B 1 2 3 X2M X11YA X11YB X11Y X1A X1M a a Interconnection cable main power supply ...

Page 99: ...tact Wires 2 0 75 1 25 mm Maximum length 50 m Preferential kWh rate power supply contact 16 V DC detection voltage supplied by PCB The voltage free contact shall ensure the minimum applicable load of 15 V DC 10 mA 9 8 Benefit kWh power supply Connect X11Y to X11YB A 10 9 S1S N L 5 6 1N 50 Hz 230 V AC 6 3 A 1 2 3 a b c B A B 5 6 1 2 3 X2M X1A X11YA X11YB X11Y X5M 9 10 X1M a b c a Interconnection ca...

Page 100: ...ferential kWh rate power supply OR a safety thermostat 9 3 2 To connect the backup heater power supply Backup heater type Power supply Wires 6V 1N 230 V 6V 2 GND 3 230 V 6T1 3 GND 9W 3N 400 V 4 GND 9 3 Backup heater WARNING The backup heater MUST have a dedicated power supply and MUST be protected by the safety devices required by the applicable legislation CAUTION To guarantee the unit is complet...

Page 101: ...ith rated current 75 A provided that the system impedance Zsys is less than or equal to Zmax at the interface point between the user s supply and the public system It is the responsibility of the installer or user of the equipment to ensure by consultation with the distribution network operator if necessary that the equipment is connected only to a supply with a system impedance Zsys less than or ...

Page 102: ...I X6M 2 1 K5M 4 3 6 5 14 13 BRN GRY BLK BLU NOTICE Do NOT cut or remove the backup heater power supply cable 9 3 3 To connect 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 heating to prevent condensation on the floor during cooling operation For more...

Page 103: ...lly closed valve and a NO normally open valve A M2S B A B 21 28 X2M B 21 29 X2M NO NC 3 Fix the cable with cable ties to the cable tie mountings 9 3 4 To connect the electricity meters Wires 2 per meter 0 75 mm Electricity meters 12 V DC pulse detection voltage supplied by PCB 9 A Energy metering INFORMATION In case of an electricity meter with transistor output check the polarity The positive pol...

Page 104: ...below A 6 5 4 3 S3S S2S B A B X5M 3 4 5 6 3 Fix the cable with cable ties to the cable tie mountings 9 3 5 To connect the domestic hot water pump Wires 2 GND 0 75 mm DHW pump output Maximum load 2 A inrush 230 V AC 1 A continuous 9 2 2 DHW pump 9 2 3 DHW pump schedule 1 Open the following see 7 2 4 To open the indoor unit 451 1 Top panel 1 2 3 2 User interface panel 3 Upper switch box cover 2 Conn...

Page 105: ...t the alarm output Wires 2 1 0 75 mm Maximum load 0 3 A 250 V AC 9 D Alarm output 1 Open the following see 7 2 4 To open the indoor unit 451 1 Top panel 1 2 3 2 User interface panel 3 Upper switch box cover 2 Connect the alarm output cable to the appropriate terminals as shown in the illustration below 7 9 YC Y1 X2M 1 2 3 A4P 1 2 Wires connected to the alarm output 3 Wire between X2M and A4P A4P I...

Page 106: ... backup heater Do NOT change 3 Fix the cable with cable ties to the cable tie mountings 9 3 7 To connect the changeover to external heat source Wires 2 0 75 mm Maximum load 0 3 A 250 V AC Minimum load 20 mA 5 V DC 9 C Bivalent 1 Open the following see 7 2 4 To open the indoor unit 451 1 Top panel 1 2 3 2 User interface panel 3 Upper switch box cover 2 Connect the changeover to external heat source...

Page 107: ...e tie mountings 9 3 8 To connect the power consumption digital inputs Wires 2 per input signal 0 75 mm Power limitation digital inputs 12 V DC 12 mA detection voltage supplied by PCB 9 9 Power consumption control 1 Open the following see 7 2 4 To open the indoor unit 451 1 Top panel 1 2 3 2 User interface panel 3 Upper switch box cover 2 Connect the power consumption digital inputs cable to the ap...

Page 108: ...EKRP1AHTA is required 3 Fix the cable with cable ties to the cable tie mountings 9 3 9 To connect the safety thermostat normally closed contact 1 Open the following see 7 2 4 To open the indoor unit 451 1 Top panel 1 2 3 2 User interface panel 3 Upper switch box cover Main zone Wires 2 0 75 mm 2 Connect the safety thermostat normally closed cable to the appropriate terminals as shown in the illust...

Page 109: ...es in this zone The safety thermostat is typically a thermostatically controlled valve with a normally closed contact When the water temperature in the main zone is too high the contact will open and the user interface will show a 8H 02 error ONLY the main pump will stop Additional zone Wires 2 0 75 mm Maximum length 50 m Safety thermostat contact 16 V DC detection voltage supplied by PCB The volt...

Page 110: ...erature variation rate of 2 C min There is a minimum distance of 2 m between the safety thermostat and the 3 way valve INFORMATION ALWAYS configure the safety thermostat for the additional zone after it is installed Without configuration the indoor unit will ignore the safety thermostat contact INFORMATION The preferential kWh rate power supply contact is connected to the same terminals X5M 13 14 ...

Page 111: ...eter 0 5 mm Wires low voltage Smart Grid contacts 0 5 mm 9 8 4 3 Benefit kWh power supply Smart grid 9 8 5 Smart grid operation mode 9 8 6 Allow electrical heaters 9 8 7 Enable room buffering 9 8 8 Limit setting kw The wiring of the Smart Grid in case of low voltage contacts is as follows 14 13 S11S 6 5 S4S 4 3 X5M S10S 10 9 a 2 1 a Jumper factory mounted If you also connect a safety thermostat Q4...

Page 112: ... 5 Smart grid operation mode 9 8 6 Allow electrical heaters 9 8 7 Enable room buffering 9 8 8 Limit setting kw The wiring of the Smart Grid in case of high voltage contacts is as follows S4S 3 4 X5M X5M 13 14 K2A K1A 5 6 9 10 K1A L N L N STEP 3 a b c d e f STEP 1 STEP 2 A1 A2 4 3 2 1 X10M K2A A1 A2 2 1 STEP 1 Smart Grid relay kit installation STEP 2 Low voltage connections STEP 3 High voltage conn...

Page 113: ...follows a b c d e K1A K2A X10M 2 4 K1A K2A Relays X10M Terminal block a Screws for X10M b Screws for K1A and K2A c Sticker to put on the high voltage wires d Wires between the relays and X5M AWG22 ORG e Wires between the relays and X10M AWG18 RED B A B X5M 5 6 9 10 1 2 3 4 K1A K2A b b X10M a 2 Connect the low voltage wiring as follows A X5M 4 X5M 3 S4S B A B X5M 3 4 1314 3 Connect the high voltage...

Page 114: ... X10M 4 Fix the cables with cable ties to the cable tie mountings If necessary bundle excessive cable length with a cable tie 9 3 11 To connect the WLAN cartridge delivered as accessory 1 Insert the WLAN cartridge into the cartridge slot on the user interface of the indoor unit 1 2 9 4 After connecting the electrical wiring to the indoor unit To prevent water ingress to the switch box seal the low...

Page 115: ...9 Electrical installation Installer reference guide 115 ERGA04 08EAV3 A EHVZ04 08S18 23EA6V 9W Daikin Altherma 3 R F 4P629093 1 2020 08 Without low voltage cables With low voltage cables ...

Page 116: ...0 5 9 Installer settings 171 10 5 10 Operation 188 10 6 Menu structure Overview user settings 190 10 7 Menu structure Overview installer settings 192 10 1 Overview Configuration This chapter describes what you have to do and know to configure the system after it is installed Why If you do NOT configure the system correctly it might NOT work as expected The configuration influences the following Th...

Page 117: ...enu structure To enable breadcrumbs press the button in the home screen For example 2 9 Accessing settings via the code in the overview field settings Code For example C 07 See also To access the installer settings 4118 10 7 Menu structure Overview installer settings 4192 10 1 1 To access the most used commands To change the user permission level You can change the user permission level as follows...

Page 118: ...overview settings then the overview settings can be accessed as follows 1 Set the user permission level to Installer See To change the user permission level 4117 2 Go to 9 I Installer settings Overview field settings 3 Turn the left dial to select the first part of the setting and confirm by pressing the dial 00 01 02 03 04 05 06 07 08 09 0A 0B 0C 0D 0E 0 1 2 3 4 Turn the left dial to select the s...

Page 119: ...operly Afterwards more detailed settings can be done via the menu structure if required You can find a short overview of the settings in the configuration here All the settings can also be adjusted in the settings menu use the breadcrumbs For the setting Refer to Language 7 1 Time date 7 2 Hours Minutes Year Month Day System Indoor unit type read only 10 5 9 Installer settings 4171 Backup heater t...

Page 120: ...e 3 4 Heating WD curve 3 5 if applicable Schedule 3 1 Tank Heat up mode 5 6 10 5 6 Tank 4159 Comfort setpoint 5 2 Eco setpoint 5 3 Reheat setpoint 5 4 10 3 Possible screens 10 3 1 Possible screens Overview The most common screens are as follows a OR b c c2 c4 c1 c3 a Home screen b Main menu screen c Lower level screens c1 Setpoint screen c2 Detailed screen with values c3 Screen with weather depend...

Page 121: ...ough the list of the main menu Go to the main menu screen Enable disable breadcrumbs Item Description a Domestic hot water a1 Domestic hot water a2 55 Measured tank temperature a b Disinfection Powerful Disinfection mode active Powerful operation mode active c Emergency Heat pump failure and system operates in Emergency mode or heat pump is forced off d Current date and time e Smart energy e1 Smar...

Page 122: ...o room thermostat installed or set Unit operation is decided based on the leaving water temperature regardless of the actual room temperature and or heating demand of the room i2 Installed heat emitter type Underfloor heating Fancoil unit Radiator i3 21 Measured room temperature a i4 35 Leaving water temperature setpoint a j Holiday mode Holiday mode active k Additional zone k1 Installed room ther...

Page 123: ... Enter the submenu Enable disable breadcrumbs Submenu Description 0 or Malfunctioning Restriction Only displayed if a malfunction occurs See 14 4 1 To display the help text in case of a malfunction 4217 for more information 1 Room Restriction Only displayed if a dedicated Human Comfort Interface BRC1HHDA used as room thermostat is controlling the indoor unit Set the room temperature 2 Main zone Sh...

Page 124: ...staller Perform tests and maintenance B User profile Change the active user profile C Operation Turn heating cooling functionality and domestic hot water preparation on or off D Wireless gateway Restriction Only displayed if a wireless LAN WLAN is installed Contains settings needed when configuring the Daikin Residential Controller app 10 3 4 Menu screen Example 7 1 Language Time date Holiday Poss...

Page 125: ...ription Minimum temperature limit a1 Fixed by the unit a2 Restricted by the installer Maximum temperature limit b1 Fixed by the unit b2 Restricted by the installer Current temperature c Measured by the unit Desired temperature d Turn the right dial to increase decrease Submenu e Turn or press the left dial to go to the submenu 10 3 6 Detailed screen with values Example a b c a b c 7 2 1 Time date ...

Page 126: ... if room thermostat control is active If leaving water temperature control is active you can program the main zone schedule instead 1 Go to the schedule 2 optional Clear the content of the whole week schedule or the content of a selected day schedule 3 Program the schedule for Monday 4 Copy the schedule to the other weekdays 5 Program the schedule for Saturday and copy it to Sunday 6 Give the sche...

Page 127: ...defined 1 2 Select Edit Delete Edit Copy 3 Use the left dial to select an entry and edit the entry with the right dial You can program up to 6 actions each day On the bar a high temperature has a darker colour than a low temperature 0 6 00 8 30 17 30 20 C 18 C 22 00 18 C 21 C 12 24 Mon Note To clear an action set its time as the time of the previous action 4 Confirm the changes Result The schedule...

Page 128: ...r defined 1 2 Select Copy Delete Edit Copy Result Next to the copied day C is displayed 3 Select Tuesday Mon Sat Wed Fri Thu Tue Sun User defined 1 C 4 Select Paste Delete Edit Copy Paste Result Mon Sat Wed Fri Thu Tue Sun User defined 1 C 5 Repeat this action for all other weekdays Mon Sat Wed Fri Thu Tue Sun User defined 1 C To program the schedule for Saturday and copy it to Sunday 1 Select Sat...

Page 129: ...defined 1 C To rename the schedule 1 Select the name of the current schedule Mon Sat Wed Fri Thu Tue Sun User defined 1 2 Select Rename Delete Rename Select 3 optional To delete the current schedule name browse through the character list until is displayed then press to remove the previous character Repeat for each character of the schedule name 4 To name the current schedule browse through the ch...

Page 130: ...e To be able to compensate for differences in temperature the unit relies on its weather dependent curve This curve defines how much the temperature of the tank or leaving water must be at different outdoor temperatures Because the slope of the curve depends on local circumstances such as climate and the insulation of the house the curve can be adjusted by an installer or user Types of weather dep...

Page 131: ...rm changes and proceed 10 4 3 Slope offset curve Slope and offset Define the weather dependent curve by its slope and offset Change the slope to differently increase or decrease the temperature of the leaving water for different ambient temperatures For example if leaving water temperature is in general fine but at low ambient temperatures too cold raise the slope so that leaving water temperature...

Page 132: ...at X1 is unequally higher than the preferred temperature at X2 When offset is changed the new preferred temperature at X1 is equally higher as the preferred temperature at X2 c Slope d Offset e Selected weather dependent zone Main zone or additional zone heating Main zone or additional zone cooling Domestic hot water X1 X2 Examples of outdoor ambient temperature Y1 Y2 Y3 Y4 Examples of desired tan...

Page 133: ...t mode WD heating fixed cooling OR Weather dependent Main zone Cooling 2 4 Main zone Setpoint mode Weather dependent Additional zone Heating 3 4 Additional zone Setpoint mode WD heating fixed cooling OR Weather dependent Additional zone Cooling 3 4 Additional zone Setpoint mode Weather dependent Tank 5 B Tank Setpoint mode Restriction Only available to installers Weather dependent To change the ty...

Page 134: ...aximum or minimum setpoint is reached the curve flattens out To fine tune the weather dependent curve slope offset curve The following table describes how to fine tune the weather dependent curve of a zone or tank You feel Fine tune with slope and offset At regular outdoor temperatures At cold outdoor temperatures Slope Offset OK Cold OK Hot Cold OK Cold Cold Cold Hot Hot OK Hot Cold Hot Hot To fi...

Page 135: ...ion User profile Main zone 10 5 2 Room Overview The following items are listed in the submenu 1 Room Main zone Malfunctioning Operation Additional zone 1 Room Setpoint screen 1 1 Schedule 1 2 Heating schedule 1 3 Cooling schedule 1 4 Antifrost 1 5 Setpoint range 1 6 Room sensor offset 1 7 Room sensor offset Setpoint screen Control the room temperature of the main zone via setpoint screen 1 Room Se...

Page 136: ... room frost protection is NOT guaranteed NOTICE If the room Antifrost setting is active and a U4 error occurs the unit will automatically start the Antifrost function via the backup heater If the backup heater is not allowed the room Antifrost setting MUST be disabled NOTICE Room frost protection Even if you turn OFF space heating cooling operation C 2 Operation Space heating cooling room frost pr...

Page 137: ...ating cooling is ON and the external room thermostat is Thermo ON Room frost protection is guaranteed by the normal logic In case of two leaving water temperature zones If Then Space heating cooling is OFF and the outdoor ambient temperature drops below 4 C 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 S...

Page 138: ...ed room temperatures are also adjusted to guarantee they are between the limits Code Description 1 5 1 3 07 Heating minimum 1 5 2 3 06 Heating maximum Room sensor offset Only applicable in room thermostat control To calibrate the external room temperature sensor give an offset to the value of the room thermistor as measured by the user interface used as room thermostat or by the external room sens...

Page 139: ...ne Additional zone Room Malfunctioning Space heating cooling 2 Main zone Setpoint screen 2 1 Schedule 2 2 Heating schedule 2 3 Cooling schedule 2 4 Setpoint mode 2 5 Heating WD curve 2 6 Cooling WD curve 2 7 Emitter type 2 8 Setpoint range 2 9 Control 2 A Thermostat type 2 B Delta T 2 C Modulation 2 D Shut off valve 2 E WD curve type Setpoint screen Control the leaving water temperature for the ma...

Page 140: ...water temperature does NOT depend on the outdoor ambient temperature In Weather dependent mode the desired leaving water temperature depends on the outdoor ambient temperature Code Description 2 4 N A Setpoint mode 0 Fixed 2 Weather dependent When weather dependent operation is active low outdoor temperatures will result in warmer water and vice versa During weather dependent operation the user ha...

Page 141: ... outdoor temperature equals or rises above the high ambient temperature 9 01 C min 45 9 00 C Note This value should be lower than 1 02 as for high outdoor temperatures less warm water is required Emitter type Heating up 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 quick ...

Page 142: ...that in heating the zone with the lowest water temperature is configured as the main zone and the zone with the highest water temperature is configured as the additional zone NOTICE If there are 2 zones and the emitter types are wrongly configured water of high temperature can be sent towards a low temperature emitter underfloor heating To avoid this Install an aquastat thermostatic valve to avoid...

Page 143: ...eratures are also adjusted to guarantee they are between the limits Always balance between the desired leaving water temperature with the desired room temperature and or the capacity according to the design and selection of the heat emitters The desired leaving water temperature is the result of several settings preset values shift values weather dependent curves modulation As a result too high or...

Page 144: ... 9 C 07 0 Leaving water 1 External room thermostat 2 Room thermostat Thermostat type Only applicable in external room thermostat control Following combinations are possible to control the unit not applicable when C 07 0 C 07 2 Room thermostat a b c a User interface at indoor unit b Dedicated Human Comfort Interface BRC1HHDA used as room thermostat at main zone c External room thermostat at additio...

Page 145: ...mode delta T indicates the temperature difference between the leaving water setpoint and entering water The unit is designed to support underfloor loops operation The recommended leaving water temperature for underfloor loops is 35 C In such case the unit will realize a temperature difference of 5 C which means that the entering water temperature is around 30 C Depending on the installed type of h...

Page 146: ...be heated Additionally also the desired leaving water temperature must be configured if Modulation is enabled the unit automatically calculates the desired leaving water temperature These calculations are based on the preset temperatures or the desired weather dependent temperatures if weather dependent is enabled Moreover with Modulation enabled the desired leaving water temperature is lowered or...

Page 147: ...emperature zone connect the shut off valve to the heating cooling output The shut off valve for the main leaving water temperature zone can close under these circumstances INFORMATION During defrost operation the shut off valve is ALWAYS opened During thermo If F 0B is enabled the shut off valve closes when there is no heating demand from the main zone Enable this setting to avoid leaving water su...

Page 148: ...type 3 8 Setpoint range 3 9 Control 3 A Thermostat type 3 B Delta T 3 C WD curve type Setpoint screen Control the leaving water temperature for the additional zone via setpoint screen 3 Additional zone See 10 3 5 Setpoint screen 4124 Schedule Indicates if the desired leaving water temperature is according to a schedule See 10 5 3 Main zone 4139 Code Description 3 1 N A Schedule No Yes Heating sche...

Page 149: ...d or the Slope Offset method Also see 10 4 2 2 points curve 4130 and 10 4 3 Slope offset curve 4131 The curve type in the menu of the additional zone is read only It corresponds to the curve type that is in use for the main zone Thus changing the curve type for the additional zone must be done in the menu of the main zone 2 E WD curve type Also see 10 5 3 Main zone 4139 Code Description 2 E N A 2 ...

Page 150: ...emperature 10 C 25 C 0 01 Desired leaving water temperature when the outdoor temperature equals or drops below the low ambient temperature 9 05 C 9 06 C Note This value should be higher than 0 00 as for low outdoor temperatures warmer water is required 0 00 Desired leaving water temperature when the outdoor temperature equals or rises above the high ambient temperature 9 05 min 45 9 06 C Note This...

Page 151: ...atures less cold water is required 0 04 Desired leaving water temperature when the outdoor temperature equals or rises above the high ambient temperature 9 07 C 9 08 C Note This value should be lower than 0 05 as for high outdoor temperatures colder water is required Emitter type For more information about Emitter type see 10 5 3 Main zone 4139 Code Description 3 7 2 0D Emitter type 0 Underfloor h...

Page 152: ...ntrol type of the main zone See 10 5 3 Main zone 4139 Code Description 3 9 N A Control Leaving water if the control type of the main zone is Leaving water External room thermostat if the control type of the main zone is External room thermostat or Room thermostat Thermostat type Only applicable in external room thermostat control Also see 10 5 3 Main zone 4139 Code Description 3 A C 06 External ro...

Page 153: ...A Increase around 0 C 4 B Overshoot 4 C Antifrost About space operation modes This unit is a heating only model The system can heat up a space but NOT cool down a space Operation range Depending on the average outdoor temperature the operation of the unit in space heating is prohibited Code Description 4 3 1 4 02 Space heating off temperature When the averaged outdoor temperature rises above this ...

Page 154: ...t is important that in heating the zone with the lowest water temperature is configured as the main zone and the zone with the highest water temperature is configured as the additional zone NOTICE If there are 2 zones and the emitter types are wrongly configured water of high temperature can be sent towards a low temperature emitter underfloor heating To avoid this Install an aquastat thermostatic...

Page 155: ...est pump operation a b c d b c a Space heating control b Off c On d Pump operation 4 5 F 0D 1 Sample The pump is ON when there is heating demand as the leaving water temperature has not yet reached the desired temperature yet When thermo OFF condition occurs the pump runs every 3 minutes to check the water temperature and demand heating if necessary Remark Sample is ONLY available in leaving water...

Page 156: ...CONV2 installed 1 Heating only Pump limitation The pump speed limitation for the main zone 9 0E and additional zone 9 0D defines the maximum pump speed In normal conditions the default setting should NOT be modified The pump speed limitation will be overruled when the flow rate is in the range of the minimum flow error 7H Code Description 4 7 9 0D Pump limitation Additional zone 0 No limitation 1 ...

Page 157: ... NOT guaranteed 5 8 Limitation when no actuators When there is no heating output the pump speed limitation is applicable When there is heating output the pump speed is only determined by delta T in relation to the required capacity With this limitation range delta T is possible and the comfort is guaranteed The maximum values depend on the unit type 9 0D 0 9 0D 5 a kPa b l min a kPa b l min a kPa ...

Page 158: ...ving water temperature is locally increased around an outdoor temperature of 0 C This compensation can be selected when using an absolute or a weather dependent desired temperature see illustration below Tt TA R L 0 C Tt TA R L 0 C a b a Absolute desired LWT b Weather dependent desired LWT Code Description 4 A D 03 Increase around 0 C 0 No 1 increase 2 C span 4 C 2 increase 4 C span 4 C 3 increase...

Page 159: ...ion to immediately start heating up the water to the preset value Storage comfort However this consumes extra energy If powerful operation is active will be shown on the home screen To activate powerful operation Activate or deactivate Powerful operation as follows 1 Go to 5 1 Tank Powerful operation 2 Turn powerful operation Off or On Usage example You immediately need more hot water If you are i...

Page 160: ...ature denotes the lower desired tank temperature It is the desired temperature when a storage economic action is scheduled preferably during day Code Description 5 3 6 0B Eco setpoint 30 C min 50 6 0E C Reheat setpoint Desired reheat tank temperature used in Schedule reheat mode during reheat mode the guaranteed minimum tank temperature is set by the Reheat setpoint minus the reheat hysteresis If ...

Page 161: ...ng to a schedule See the operation manual for more details Disinfection Applies only to installations with a domestic hot water tank The disinfection function disinfects the domestic hot water tank by periodically heating the domestic hot water to a specific temperature CAUTION The disinfection function settings MUST be configured by the installer according to the applicable legislation Code Descr...

Page 162: ...pted by possible domestic hot water demand NOTICE Disinfection mode Even if you turn OFF tank heating operation C 3 Operation Tank disinfection mode will remain active However if you turn it OFF while disinfection is running an AH error occurs INFORMATION In case of error code AH and no interruption of the disinfection function occurred due to domestic hot water tapping following actions are recom...

Page 163: ...ion function Hysteresis The following ON hysteresis can be set Heat pump ON hysteresis Applicable when domestic hot water preparation is reheat only When the tank temperature drops below the reheat temperature minus the heat pump ON hysteresis temperature the tank heats up to the reheat temperature The minimum ON temperature is 20 C even if setpoint hysteresis is smaller than 20 C Code Description...

Page 164: ...e weather dependent curve During weather dependent operation the end user cannot adjust the desired tank temperature on the user interface Also see 10 4 Weather dependent curve 4130 Code Description 5 C 0 0E 0 0D 0 0C 0 0B WD curve TDHW Ta 0 0C 0 0B 0 0E 0 0D TDHW The desired tank temperature Ta The averaged outdoor ambient temperature 0 0E low outdoor ambient temperature 40 C 5 C 0 0D high outdoo...

Page 165: ...tic hot water temperature TU User setpoint temperature as set on the user interface t Time Example setpoint TU maximum heat pump temperature 6 01 THP MAX 6 01 t 6 00 HP 5 10 20 30 40 43 45 TU THP OFF THP MAX TDHW THP ON 50 HP Heat pump If heating up time by the heat pump takes too long auxiliary heating by the backup heater can take place THP MAX Maximum heat pump temperature at sensor in domestic...

Page 166: ...ings Time date once the unit is initialised Holiday About holiday mode During your holiday you can use the holiday mode to deviate from your normal schedules without having to change them While holiday mode is active space heating cooling operation and domestic hot water operation will be turned off Room frost protection and anti legionella operation will remain active Typical workflow Using holid...

Page 167: ...el until the next scheduled action Use and program a quiet mode schedule INFORMATION If the outdoor temperature is below zero we recommend to NOT use the most quiet level To check if quiet mode is active If is displayed on the home screen quiet mode is active To use quiet mode 1 Go to 7 4 1 User settings Quiet Activation 2 Do one of the following If you want to Then Completely deactivate quiet mod...

Page 168: ...t 4183 Code Description 7 5 1 N A Electricity price High 7 5 2 N A Electricity price Medium 7 5 3 N A Electricity price Low 7 6 N A Gas price INFORMATION Electricity price can only be set when bivalent is ON 9 C 1 or C 02 These values can only be set in menu structure 7 5 1 7 5 2 and 7 5 3 Do NOT use overview settings To set the gas price 1 Go to 7 6 User settings Gas price 2 Select the correct ga...

Page 169: ...h the running cost can increase the total operation cost taking into account the reimbursement will be optimized NOTICE Make sure to modify the setting of the energy prices at the end of the incentive period To set the gas price in case of an incentive per kWh renewable energy Calculate the value for the gas price with the following formula Actual gas price Incentive kWh 0 9 For the procedure to s...

Page 170: ...ata 8 2 Malfunction history 8 3 Dealer information 8 4 Sensors 8 5 Actuators 8 6 Operation modes 8 7 About 8 8 Connection status 8 9 Running hours 8 A Reset Dealer information The installer can fill in his contact number here Code Description 8 3 N A Number that users can call in case of problems Reset Reset the configuration settings stored in the MMI user interface of the indoor unit Example Ene...

Page 171: ...tem 8 8 Connection status Information about the connection status of the unit the room thermostat and the LAN adapter 8 9 Running hours Running hours of specific system components 10 5 9 Installer settings Overview The following items are listed in the submenu 9 Installer settings Commissioning Information User settings User profile 9 Installer settings 9 1 Configuration wizard 9 2 Domestic hot wa...

Page 172: ...ollowing 3 overview settings E 05 Can the system prepare domestic hot water E 06 Is a domestic hot water tank installed in the system E 07 What kind of domestic hot water tank is installed DHW pump Code Description 9 2 2 D 02 DHW pump 0 No DHW pump NOT installed 1 Instant hot water Installed for instant hot water when water is tapped The user sets the operation timing of the domestic hot water pum...

Page 173: ...t changed Code Description 9 3 1 E 03 3 6V 4 9W Voltage For a 3V model this is fixed to 230V 1ph For a 6V model this can be set to 230V 1ph 230V 3ph For a 9W model this is fixed to 400V 3ph Code Description 9 3 2 5 0D 0 230V 1ph 1 230V 3ph 2 400V 3ph Configuration The backup heater can be configured in different ways It can be chosen to have a 1 step only backup heater or a backup heater with 2 st...

Page 174: ...ity step 2 Code Description 9 3 5 6 04 The capacity difference between the second and first step of the backup heater at nominal voltage Nominal value depends on backup heater configuration Equilibrium Code Description 9 3 6 5 00 Equilibrium Is backup heater operation allowed above equilibrium temperature during space heating operation 1 NOT allowed 0 Allowed 9 3 7 5 01 Equilibrium temperature Out...

Page 175: ...ake the full load with the backup heater if the user activates this via the Malfunctioning main menu screen When the heat pump fails to operate the backup heater can serve as an emergency heater It then takes over the heat load either automatically or by manual interaction When Emergency is set to Automatic and a heat pump failure occurs the backup heater automatically takes over the domestic hot ...

Page 176: ...ackup heater to provide domestic hot water and space heating Cooling is NOT possible when this mode is activated Code Description 9 5 2 7 06 Activation of the HP forced off mode 0 disabled 1 enabled Balancing Priorities For systems with an integrated domestic hot water tank Code Description 9 6 1 5 02 Space heating priority Defines whether backup heater will assist the heat pump during domestic ho...

Page 177: ...orrected higher setpoint will make sure that the total heat capacity of the water in the tank remains approximately unchanged by compensating for the colder bottom water layer of the tank because the heat exchanger coil is not operational with a warmer top layer Range 0 C 20 C Timers For simultaneous space and domestic hot water operation request 8 02 Anti recycle timer t 1 0 1 0 8 01 8 02 1 Heat ...

Page 178: ...stat This preset value is only taken into account if there is a request for space heating or cooling If there is NO request for space heating cooling the tank is heated until the setpoint has been reached When Control Room thermostat This preset value is always taken into account Range 5 95 minutes 9 6 7 8 04 Additional timer Additional running time for the maximum running time depending on the ou...

Page 179: ...tart operation Therefore always enable the auto restart function 2 Closed The outdoor unit is connected to a preferential kWh rate power supply When the preferential kWh rate signal is sent by the electricity company 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 alway...

Page 180: ...o four different power limitation values in A or kW to which the system power consumption will be limited when the corresponding digital input asks 9 9 2 4 09 Type 0 Amp The limitation values are set in A 1 kW The limitation values are set in kW Limit when 9 9 1 Continuous and 9 9 2 Amp Code Description 9 9 3 5 05 Limit Only applicable in case of full time current limitation mode 0 A 50 A Limits w...

Page 181: ...heater is limited 2 Backup heater Depending on the power limitation level the booster heater will be limited first before the backup heater is limited Note In case power consumption control is DISABLED for all models the setting 4 01 defines whether backup heater and booster heater can operate simultaneously or if the booster heater backup heater has priority over the backup heater booster heater ...

Page 182: ...rmistor in the user interface and in the outdoor unit are used for measurement 1 Outdoor Connected to PCB of the indoor unit measuring the outdoor temperature Remark For some functionality the temperature sensor in the outdoor unit is still used 2 Room Connected to PCB of the indoor unit measuring the indoor temperature The temperature sensor in the user interface is NOT used anymore Remark This v...

Page 183: ...ither the heat pump system or the auxiliary boiler Code Description 9 C 1 C 02 Bivalent Indicates if the space heating is also performed by means of another heat source than the system 0 No Not installed 1 Yes Installed The auxiliary boiler gas boiler oil burner will operate when the outdoor ambient temperature is low During bivalent operation the heat pump is turned off Set this value in case an ...

Page 184: ...stem Bivalent signal for the auxiliary boiler is Drops below Tcalc Stops Active Rises above Tcalc 3 C Starts Inactive INFORMATION The bivalent operation function has no impact on the domestic water heating mode The domestic hot water is still and only heated by the heat pump The permission signal for the auxiliary boiler is located on the EKRP1HBAA digital I O PCB When it is activated the contact ...

Page 185: ...in case of COP 3 and LWT 35 C b C 03 10 5 in case of COP 3 and LWT 55 C NOTICE Make sure to set the value of 5 01 at least 1 C higher than the value of C 03 Electricity and gas prices INFORMATION To set electricity and gas price values do NOT use overview settings Set them in the menu structure instead 7 5 1 7 5 2 7 5 3 and 7 6 For more information on how to set the energy prices see the operation...

Page 186: ...on reapplies the user interface settings at the time of the power failure Therefore it is recommended to always enable the function If the preferential kWh rate power supply is of the type that power supply is interrupted always enable the auto restart function Continuous indoor unit control can be guaranteed independent of the preferential kWh rate power supply status by connecting the indoor uni...

Page 187: ...After his work is done he can enable the protective functions by setting 9 G Disable protections No Code Description 9 G N A Disable protections 0 No 1 Yes Forced defrost Forced defrost Manually start a defrost operation Code Description 9 H N A Do you want to start a defrost operation Back OK NOTICE Forced defrost start up You can only start forced defrost when the heating operation has been runn...

Page 188: ...er interface go to 9 N Export MMI settings 3 Select OK 4 Remove the USB memory stick and close the user interface panel 10 5 10 Operation Overview The following items are listed in the submenu C Operation Malfunctioning User profile Commissioning Room C Operation C 1 Room C 2 Space heating cooling C 3 Tank To enable or disable functionalities In the operation menu you can separately enable or disa...

Page 189: ...10 Configuration Installer reference guide 189 ERGA04 08EAV3 A EHVZ04 08S18 23EA6V 9W Daikin Altherma 3 R F 4P629093 1 2020 08 Code Description C 3 N A Tank 0 Off 1 On ...

Page 190: ...ser profile C Operation Room Space heating cooling Tank 1 4 Antifrost Activation Room setpoint 1 5 Setpoint range Heating minimum Heating maximum Cooling minimum Cooling maximum 7 2 Time date Hours Minutes Year Month Day Daylight savings time Format 7 3 Holiday Activation From Till 7 4 Quiet Activation Schedule Level 7 5 Electricity price High Medium Low Schedule 8 1 Energy data Electricity input ...

Page 191: ...n Installer reference guide 191 ERGA04 08EAV3 A EHVZ04 08S18 23EA6V 9W Daikin Altherma 3 R F 4P629093 1 2020 08 INFORMATION Depending on the selected installer settings and unit type settings will be visible invisible ...

Page 192: ...uilibrium temperature Operation 9 6 Balancing Space heating priority Priority temperature Offset BSH setpoint Minimum running timer Anti recycle timer Maximum running timer Additional timer 9 9 Power consumption control Power consumption control Type Limit Limit 1 Limit 2 Limit 3 Limit 4 Priority heater 9 A Electricity meter 2 Electricity meter 1 Energy metering 9 B Sensors External sensor Ext amb...

Page 193: ... functions are disabled by default After 36 h they will be automatically enabled Afterwards An installer can manually disable the protective functions by setting 9 G Disable protections Yes After his work is done he can enable the protective functions by setting 9 G Disable protections No In this chapter 11 1 Overview Commissioning 193 11 2 Precautions when commissioning 194 11 3 Checklist before ...

Page 194: ...erence guide The indoor unit is properly mounted The outdoor unit is properly mounted The following field wiring has been carried out according to this document and the applicable legislation Between the local supply panel and the outdoor unit Between indoor unit and outdoor unit Between the local supply panel and the indoor unit Between the indoor unit and the valves if applicable Between the ind...

Page 195: ...ed dryout function is started if necessary 11 4 1 Minimum flow rate Purpose For a correct operating unit it is important to check if the minimum flow rate is reached If needed modify the bypass valve setting Minimum required flow rate 12 l min 1 Check the hydraulic configuration to find out which space heating loops can be closed by mechanical electronic or other valves 2 Close all space heating l...

Page 196: ...r purge the domestic hot water tank circuit choose A 3 1 5 2 Circuit Tank at the start of the manual air purge of the main zone or additional zone Typical workflow Purging the air from the system should consist of 1 Performing a manual air purge 2 Performing an automatic air purge INFORMATION Start by performing a manual air purge When almost all the air is removed perform an automatic air purge I...

Page 197: ... water tank circuit choose A 3 1 5 2 Circuit Tank at the start of the manual air purge of the main zone or additional zone To perform an automatic air purge Conditions Make sure all operation is disabled Go to C Operation and turn off Room Space heating cooling and Tank operation 1 Set the user permission level to Installer See To change the user permission level 4117 2 Go to A 3 Commissioning Air...

Page 198: ...r temperature is outside the range of operation the unit may NOT operate or may NOT deliver the required capacity To monitor leaving water and tank temperatures During test run the correct operation of the unit can be checked by monitoring its leaving water temperature heating cooling mode and tank temperature domestic hot water mode To monitor the temperatures 1 In the menu go to Sensors 2 Select...

Page 199: ...erfloor heating screed dryout About underfloor heating screed dryout Purpose The underfloor heating UFH screed dryout function is used for drying out the screed of an underfloor heating system during the construction of the building NOTICE The installer is responsible for contacting the screed manufacturer for the maximum allowed water temperature to avoid cracking the screed programming the under...

Page 200: ...rmission level 4117 2 Go to A 4 2 Commissioning UFH screed dryout Program 3 Program the schedule To add a new step select the next empty line and change its value To delete a step and all steps below it decrease the duration to Scroll through the schedule Adjust the duration between 1 and 72 hours and temperatures between 15 C and 55 C 4 Press the left dial to save the schedule To perform an under...

Page 201: ...dryout schedule has been programmed See To program an underfloor heating screed dryout schedule 4200 Conditions Make sure all operation is disabled Go to C Operation and turn off Room Space heating cooling and Tank operation 1 Set the user permission level to Installer See To change the user permission level 4117 2 Go to A 4 Commissioning UFH screed dryout 3 Select Start UFH screed dryout 4 Select...

Page 202: ... Commissioning UFH screed dryout 2 Select Stop UFH screed dryout 3 Select OK to confirm Result The underfloor heating screed dryout is stopped Read out UFH screed dryout status When the program is stopped due to an error an operation switch off or a power failure you can read out the underfloor heating screed dryout status 1 Go to A 4 3 Commissioning UFH screed dryout Status 2 You can read out the...

Page 203: ...er setting table in the operation manual with the actual settings Make sure that the user has the printed documentation and ask him her to keep it for future reference Inform the user that he can find the complete documentation at the URL mentioned earlier in this manual Explain the user how to properly operate the system and what to do in case of problems Show the user what to do for the maintena...

Page 204: ...recautions 204 13 3 Yearly maintenance 205 13 3 1 Yearly maintenance outdoor unit overview 205 13 3 2 Yearly maintenance outdoor unit instructions 205 13 3 3 Yearly maintenance indoor unit overview 205 13 3 4 Yearly maintenance indoor unit instructions 205 13 4 To drain the domestic hot water tank 207 13 5 About cleaning the water filter in case of trouble 208 13 5 1 To remove the water filter 208...

Page 205: ...high pressure leading to worse performance 13 3 3 Yearly maintenance indoor unit overview Water pressure Magnetic filter dirt separator Water pressure relief valve Relief valve hose Pressure relief valve of the domestic hot water tank Switch box Descaling Chemical disinfection 13 3 4 Yearly maintenance indoor unit instructions Water pressure Keep water pressure above 1 bar If it is lower add water...

Page 206: ...he drain valve INFORMATION For yearly maintenance you do not have to remove the water filter from the unit to clean it But in case of trouble with the water filter you might have to remove it so that you can thoroughly clean it Then you need to do as follows 13 5 1 To remove the water filter 4208 13 5 2 To clean the water filter in case of trouble 4209 13 5 3 To install the water filter 4210 Water...

Page 207: ...must be in open position when the power is turned OFF WARNING If the internal wiring is damaged it has to be replaced by the manufacturer its service agent or 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 this reason descaling of the heat exchanger ma...

Page 208: ...en you need to do as follows 13 5 1 To remove the water filter 4208 13 5 2 To clean the water filter in case of trouble 4209 13 5 3 To install the water filter 4210 13 5 1 To remove the water filter Prerequisite Stop the unit operation via the user interface Prerequisite Turn OFF the respective circuit breaker 1 The water filter is located behind the switch box To get access to it see 7 2 4 To ope...

Page 209: ...ve the water filter 4208 CAUTION To protect the piping connected to the magnetic 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 an appropriate tool if needed CAUTION Opening the magnetic filter dirt separator is ONLY required in case of severe issues Pre...

Page 210: ...tion of the O rings and replace if needed Apply water to 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 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 wate...

Page 211: ...s 215 14 3 9 Symptom The pressure at the tapping point is temporarily unusually high 216 14 3 10 Symptom Decoration panels are pushed away due to a swollen tank 216 14 3 11 Symptom Tank disinfection function is NOT completed correctly AH error 216 14 4 Solving problems based on error codes 217 14 4 1 To display the help text in case of a malfunction 217 14 4 2 Error codes Overview 218 14 1 Overvie...

Page 212: ...t All shut off valves of the water circuit are completely open The water filter is clean Clean if necessary There is no air in the system Purge air if necessary You can purge air manually see To perform a manual air purge 4 196 or use the automatic air purge function see To perform an automatic air purge 4197 The water pressure is 1 bar The expansion vessel is NOT broken The valve if equipped of t...

Page 213: ... preferential kWh rate power supply settings and electrical connections do NOT match This should match with the connections as explained in 9 3 1 To connect the main power supply 498 9 1 5 About preferential kWh rate power supply 492 9 1 6 Overview of electrical connections except external actuators 492 The preferential kWh rate signal was sent by the electricity company In the user interface of t...

Page 214: ...automatic air purge function see To perform an automatic air purge 4197 The water pressure at the pump inlet is too low Check and make sure that The water pressure is 1 bar The water pressure sensor is not broken The expansion vessel is NOT broken The valve if equipped of the water circuit towards the expansion vessel is open The pre pressure setting of the expansion vessel is correct see 8 2 4 Ch...

Page 215: ...und contact your dealer If the water keeps running out of the unit close both the water inlet and outlet shut off valves first and then contact your dealer 14 3 8 Symptom The space is NOT sufficiently heated at low outdoor temperatures Possible causes Corrective action The backup heater operation is not activated Check the following The backup heater operation mode is enabled Go to 9 3 8 Installer...

Page 216: ...r outdoor temperature Go to 9 6 3 Installer settings Balancing Priority temperature 5 03 14 3 9 Symptom The pressure at the tapping point is temporarily unusually high Possible causes Corrective action Failing or blocked pressure relief valve Flush and clean the complete tank including the piping between pressure relief valve and the cold water inlet Replace the pressure relief valve 14 3 10 Sympt...

Page 217: ... stop tank operation during disinfection 14 4 Solving problems based on error codes If the unit runs into a problem the user interface displays an error code It is important to understand the problem and to take measures before resetting an error code This should be done by a licensed installer or by your local dealer This chapter gives you an overview of most possible error codes and their descri...

Page 218: ...F 00 Abnormal increase outlet water temperature DHW 8H 00 Abnormal increase outlet water temperature 8H 01 Overheating mixed water circuit 8H 02 Overheating mixed water circuit thermostat 8H 03 Overheating water circuit thermostat A1 00 Zero cross detection problem A5 00 OU High pressure peak cut freeze protection problem AA 01 Backup heater overheated AC 00 Booster heater overheated AH 00 Tank di...

Page 219: ...nsor problem H3 00 OU Malfunction of high pressure switch HPS H5 00 Malfunction of compressor overload protection H6 00 OU Malfunction of position detection sensor H8 00 OU Malfunction of compressor input CT system H9 00 OU Malfunction of outdoor air thermistor HC 00 Tank temperature sensor problem HC 01 Second tank temperature sensor problem HJ 10 Water pressure sensor abnormality J3 00 OU Malfun...

Page 220: ...ion with room thermostat lost U8 03 No connection with room thermostat U8 04 Unknown USB device U8 05 File malfunction U8 07 P1P2 communication error UA 00 Indoor unit outdoor unit matching problem UA 16 Extension hydro communication problem UA 17 Tank type problem UA 21 Extension hydro mismatch problem UF 00 Reversed piping or bad communication wiring detection INFORMATION In case of error code A...

Page 221: ...the table below the unit will temporarily stop operation and the user interface will display error 7H 01 After some time this error will reset automatically and the unit will resume operation Minimum required flow rate 12 l min INFORMATION Error AJ 03 is reset automatically from the moment there is a normal tank heat up INFORMATION The user interface will display how to reset an error code ...

Page 222: ...unit or when disposing of the unit DANGER RISK OF EXPLOSION Pump down Refrigerant leakage If you want to pump down the system and there is a leak in the refrigerant circuit Do NOT use the unit s automatic pump down function with which you can collect all refrigerant from the system into the outdoor unit Possible consequence Self combustion and explosion of the compressor because of air going into ...

Page 223: ...ling operation a c b d d e a Liquid stop valve b Closing direction c Hexagonal wrench d Valve lid e Gas stop valve 15 3 To start and stop forced cooling 1 Turn OFF the power 2 Remove the switch box cover 2 3 Remove the service PCB cover 1 2 3 L N L N PWR HEAT COOL 4 3 2 1 2 1 E D C B A A 1 2 3 4 5 SW1 SW3 SW2 SW5 SW6 SW4 S501 S502 S2 1 4 Set DIP switches SW5 and SW6 to OFF 5 Set DIP switch SW2 to ...

Page 224: ...cover and set the DIP switches SW5 SW6 and SW2 back to their original position 11 Reattach the service PCB cover and switch box cover and turn the power back ON NOTICE Take care that while running forced cooling operation the water temperature remains higher than 5 C see temperature read out of the indoor unit You can achieve this for example by activating all fans of the fan coil units ...

Page 225: ... 238 16 6 Table 2 Minimum floor area indoor unit 239 16 7 Table 3 Minimum venting opening area for natural ventilation indoor unit 239 16 8 ESP curve Indoor unit 241 16 1 Piping diagram Outdoor unit R2T 7 0 CuT 7 0 CuT 7 0 CuT 7 0 CuT 7 0 CuT 7 0 CuT 12 7 CuT 12 7 CuT 12 7 CuT 6 4 CuT 6 4 CuT 6 4 CuT 6 4 CuT 4 0 CuT 4 0 CuT 9 5 CuT 15 9 CuT 3D110394 9 5 CuT 12 7 CuT 15 9 CuT 6 4 CuT S1PH Y1E R1T R...

Page 226: ...RGA04 08EAV3 A EHVZ04 08S18 23EA6V 9W Daikin Altherma 3 R F 4P629093 1 2020 08 g Capillary tube Y1E Electronic expansion valve h Heat exchanger Y1S Solenoid valve 4 way valve ON cooling i Accumulator Heating j Compressor accumulator Cooling k Muffler ...

Page 227: ...IN additional direct zone M3S 3 way valve space heating domestic hot water a2 Space heating water OUT additional direct zone R1T Thermistor 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 hot water cold water IN R4T Thermistor heat exchanger water IN c2...

Page 228: ...in Altherma 3 R F 4P629093 1 2020 08 g Expansion vessel Brazed connection h Magnetic filter dirt separator i Safety valve j Air purge k Drain valve l Pump additional direct zone m Check valve n Flow sensor o Backup heater p Water filter main mixed zone q Capillary tube r Pump main mixed zone ...

Page 229: ...on Notes Notes Connection X1M Main terminal Earth wiring Field supply Option Switch box PCB Wiring depending on model Protective earth Field wire NOTES 1 When operating do not short circuit protection device S1PH 2 Refer to the combination table and the option manual for how to connect the wiring to X6A X28A and X77A 3 Colours BLK black RED red BLU blue WHT white GRN green YLW yellow 3 Legend AL C...

Page 230: ...power supply Q1L Thermal protector Q1DI Earth leakage circuit breaker Q Insulated gate bipolar transistor IGBT R1T Thermistor air R2T Thermistor heat exchanger R3T Thermistor discharge RTH2 Resistor S Connector S1PH High pressure switch S2 80 Connector SA1 Surge arrestor SHM Terminal strip fixed plate U V W Connector V3 V4 V401 Varistor X A Connector X M Terminal strip Y1E Electronic expansion val...

Page 231: ...s Option Not mounted in switch box Wiring depending on model PCB Note 1 Connection point of the power supply for the BUH BSH should be foreseen outside the unit Note 1 Connection point of the power supply for the backup heater booster heater should be foreseen outside the unit Backup heater power supply Backup heater power supply 3V 1N 230 V 3 kW 3V 1N 230 V 3 kW 6T1 3 230 V 6 kW 6T1 3 230 V 6 kW ...

Page 232: ...OFF thermostat wireless Ext thermistor External thermistor Heat pump convector Heat pump convector Position in switch box English Translation Position in switch box Position in switch box Legend A1P Main PCB A2P On OFF thermostat PC power circuit A3P Heat pump convector A4P Digital I O PCB A5P Bizone PCB A6P Current loop PCB A8P Demand PCB A9P Status indicator A11P MMI user interface connected to ...

Page 233: ...ay valve for cooling mode M3P Main zone pump M3S 3 way valve for space heating domestic hot water P1M MMI display PC A15P Power circuit PHC1 A4P Optocoupler input circuit Q1L Thermal protector backup heater Q3L Q4L Safety thermostat Q DI Earth leakage circuit breaker R1H A2P Humidity sensor R1T A1P Outlet water heat exchanger thermistor R1T A2P Ambient sensor On OFF thermostat R1T A14P Ambient sen...

Page 234: ...unit supplied from outdoor Normal kWh rate power supply Normal kWh rate power supply Only for normal power supply standard Only for normal power supply standard Only for preferential kWh rate power supply outdoor Only for preferential kWh rate power supply outdoor Outdoor unit Outdoor unit Preferential kWh rate power supply contact 16 V DC detection voltage supplied by PCB Preferential kWh rate po...

Page 235: ... Changeover to ext heat source Changeover to external heat source Max load Maximum load Min load Minimum load Only for demand PCB option Only for demand PCB option Only for digital I O PCB option Only for digital I O PCB option Options ext heat source output alarm output Options external heat source output alarm output Options On OFF output Options On OFF output Power limitation digital inputs 12 ...

Page 236: ...cal data Installer reference guide 236 ERGA04 08EAV3 A EHVZ04 08S18 23EA6V 9W Daikin Altherma 3 R F 4P629093 1 2020 08 English Translation Only for wireless On OFF thermostat Only for wireless On OFF thermostat ...

Page 237: ...2 core signal signal 2 core 2 core 2 core signal 2 core 2 core External sensor floor or ambient Only for KRTETS signal 2 core 3m included A13P P1 P2 LAN adapter A14P P1 P2 user interface Only for heat pump convector Only for remote user interface Only for KRTR wireless room thermostat Only for KRTW wired room thermostat 4 core 2 core communication 2 core communication 2 core 4 core Optional part E...

Page 238: ...rge allowed in a room indoor unit Aroom m2 Maximum refrigerant charge in a room mmax kg H 600 mm 1 0 138 2 0 276 3 0 414 4 0 553 5 0 691 6 0 829 7 0 907 8 0 970 9 1 028 10 1 084 11 1 137 12 1 187 13 1 236 14 1 283 15 1 328 16 1 371 17 1 413 18 1 454 19 1 494 20 1 533 21 1 571 22 1 608 23 1 644 24 1 679 25 1 714 26 1 748 27 1 781 28 1 814 29 1 846 30 1 877 31 1 909 ...

Page 239: ...ON For floorstanding models the value of Installation height H is considered 600 mm to comply to IEC 60335 2 40 2013 A1 2016 Clause GG2 For intermediate mc values i e when mc is between two values from the table consider the value that corresponds to the higher mc value from the table If mc 1 87 kg consider the value that corresponds to mc 1 88 kg Systems with a total refrigerant charge mc 1 84 kg...

Page 240: ... floorstanding models the value of Installation height H is considered 600 mm to comply to IEC 60335 2 40 2013 A1 2016 Clause GG2 For intermediate dm values i e when dm is between two dm values from the table consider the value that corresponds to the higher dm value from the table If dm 1 55 kg consider the value that corresponds to dm 1 6 kg ...

Page 241: ...ressure in the space heating cooling circuit B Water flow rate through the unit in the space heating cooling circuit C Operation range Dashed lines Operation area is extended to lower flow rates only in case the unit operates with heat pump only Not in startup no backup heater operation no defrost operation Notes Selecting a flow outside the operating area can damage the unit or cause the unit to ...

Page 242: ...roduct or application explaining how to install configure and maintain it Operation manual Instruction manual specified for a certain product or application explaining how to operate it Maintenance instructions Instruction manual specified for a certain product or application which explains if relevant how to install configure operate and or maintain the product or application Accessories Labels m...

Page 243: ...1 10 Field settings table 8 7 5 9651 Applicable indoor units EHVZ04S18EA6V EHVZ08S18EA6V EHVZ08S23EA6V EHVZ08S18EA9W EHVZ08S23EA9W Notes 1 3V 2 6V 3 9W 4P629095 1 2020 09 ...

Page 244: ...W 40 5 C step 1 C 10 C Additional zone 3 7 2 0D R W 0 Underfloor heating 1 Fancoil unit 2 Radiator Setpoint range 3 8 1 9 05 R W 15 37 C step 1 C 25 C 3 8 2 9 06 R W 2 0D 2 37 65 step 1 C 55 C 2 0D 2 37 55 step 1 C 55 C Additional zone 3 A C 06 R W 0 1 1 contact 2 2 contacts Delta T 3 B 1 1 0C R W 3 10 C step 1 C 5 C Space heating cooling Operation range 4 3 1 4 02 R W 14 35 C step 1 C 22 C Space ...

Page 245: ...0 C step 1 C 60 C 5 9 6 00 R W 2 40 C step 1 C 25 C 5 A 6 08 R W 2 20 C step 1 C 10 C 5 B R W 0 Fixed 1 Weather dependent WD curve 5 C 0 0B R W 35 6 0E C step 1 C 55 C 5 C 0 0C R W 45 6 0E C step 1 C 60 C 5 C 0 0D R W 10 25 C step 1 C 15 C 5 C 0 0E R W 40 5 C step 1 C 10 C Tank 5 D 6 01 R W 0 10 C step 1 C 2 C User settings Quiet 7 4 1 R W 0 OFF 1 Quiet 2 More quiet 3 Most quiet 4 Automatic Electr...

Page 246: ...1 0 05 12 9 1 0 06 35 9 1 0 07 20 Tank 9 1 6 0D R W 0 Reheat only 1 Reheat sched 2 Scheduled only 9 1 6 0A R W 30 6 0E C step 1 C 60 C 9 1 6 0B R W 30 min 50 6 0E C step 1 C 45 C 9 1 6 0C R W 30 min 50 6 0E C step 1 C 45 C Domestic hot water 9 2 1 E 05 E 06 E 07 R O 3 Integrated 9 2 2 D 02 R W 0 No 1 Secondary rtrn 2 Disinf Shunt 9 2 4 D 07 R W 0 No 1 Yes Back up heater 9 3 1 E 03 R O 2 3V 1 3 6V ...

Page 247: ... 9 8 4 D 01 R W 0 No 1 Active open 2 Active closed 3 Smart grid 9 8 6 0 No 1 Yes 9 8 8 0 20 kW step 0 5 kW 20 kW Power consumption control 9 9 1 4 08 R W 0 No limitation 1 Continuous 2 Digital inputs 9 9 2 4 09 R W 0 Current 1 Power 9 9 3 5 05 R W 0 50 A step 1 A 50 A 9 9 4 5 05 R W 0 50 A step 1 A 50 A 9 9 5 5 06 R W 0 50 A step 1 A 50 A 9 9 6 5 07 R W 0 50 A step 1 A 50 A 9 9 7 5 08 R W 0 50 A s...

Page 248: ... hours 9 I 1 0B R W 3 10 C step 1 C 5 C 9 I 1 0C R W 3 10 C step 1 C 5 C 9 I 1 0D 5 9 I 1 0E 5 9 I 2 00 R W 0 Each day 1 Monday 2 Tuesday 3 Wednesday 4 Thursday 5 Friday 6 Saturday 7 Sunday 9 I 2 01 R W 0 No 1 Yes 9 I 2 02 R W 0 23 hour step 1 hour 1 9 I 2 03 R W 60 C What is the desired delta T in heating for the additional zone Electricity meter 2 External sensor Leaving water value for high amb...

Page 249: ... 20 kW 9 I 5 0C R W 0 20 kW step 0 5 kW 20 kW 9 I 5 0D R W 2 R O 1 3 0 230V 1 1 2 1 230V 3 2 2 400V 3 3 9 I 5 0E 1 9 I 6 00 R W 2 40 C step 1 C 25 C 9 I 6 01 R W 0 10 C step 1 C 2 C What is the maximum desired room temperature in heating Below which outdoor temperature is heating allowed Space heating priority temperature Set point correction for domestic hot water temperature What is the requeste...

Page 250: ...5 9 I 9 08 22 9 I 9 09 R W 1 18 C step 1 C 18 C 9 I 9 0A R W 3 07 3 06 C step 0 5 C 23 C 9 I 9 0C R W 1 6 C step 0 5 C 1 C 9 I 9 0D R W 0 8 step 1 0 No limitation 1 4 50 80 5 8 50 80 during sampling 6 What is the allowed undershoot in cooling What is the capacity of the booster heater What is the capacity of the backup heater step 1 What is the capacity of the backup heater step 2 What is the hyst...

Page 251: ... 9W 3 9 I E 04 R O 0 No 1 Yes 9 I E 05 R O 0 No 1 Yes 9 I E 06 R O 0 No 1 Yes 9 I E 07 R O 1 Integrated 9 I E 08 R W 0 Disabled 1 Enabled 9 I E 09 1 9 I E 0A 0 9 I E 0B R O 1 Yes 9 I E 0C 0 9 I E 0D 0 9 I E 0E 0 9 I F 00 R W 0 Disabled 1 Enabled 9 I F 01 20 9 I F 02 R W 3 10 C step 1 C 3 C Pump speed limitation main zone Domestic heating water priority What is the thermo request contact type for t...

Page 252: ...No 1 Yes 9 I F 05 0 9 I F 09 R W 0 Disabled 1 Enabled 9 I F 0A 0 9 I F 0B R W 0 No 1 Yes 9 I F 0C 1 9 I F 0D R W 0 Continuous 1 Sample 2 Request Is a bottom plate heater connected Pump operation during flow abnormality Close shut off valve during thermo OFF What is the pump operation mode Bottom plate heater hysteresis 4P618955 1 2020 09 Setting is not applicable for this unit 1 3V_ 2 6V_ 3 9W ...

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Daikin Altherma 3 R F EHVZ04S18E 6V Series, Installer'S Reference Manual

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Summary of Contents for Altherma 3 R F EHVZ04S18E 6V Series

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