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Piping installation

Installer reference guide

ERGA04~08EAV3(A) + EHBH/X04+08EA/EJ6V+9W

Daikin Altherma 3 R W

4P629085-1 – 2020.08

8 Piping installation

In this chapter

8.1

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

8.1.1

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

8.1.2

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

8.2

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

8.2.1

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

8.2.2

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

8.2.3

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

8.2.4

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

8.2.5

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

8.3

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

8.3.1

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

8.3.2

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

8.3.3

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

8.3.4

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

8.3.5

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

8.3.6

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

8.3.7

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

8.3.8

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

8.3.9

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

8.4

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

8.4.1

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

8.4.2

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

8.4.3

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

8.4.4

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

8.4.5

To insulate the refrigerant piping ..........................................................................................................................

8.5

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

8.5.1

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

8.5.2

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

8.5.3

To determine the additional refrigerant amount..................................................................................................

8.5.4

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

8.5.5

To charge additional refrigerant ............................................................................................................................

8.5.6

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

8.6

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

8.6.1

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

8.6.2

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

8.6.3

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

8.6.4

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

8.6.5

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

8.6.6

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

8.1 Preparing refrigerant piping

8.1.1 Refrigerant piping requirements

INFORMATION

Also read the precautions and requirements in the

▪

Piping material:

Phosphoric acid deoxidised seamless copper.

▪

Piping diameter:

Liquid piping

Ø6.4 mm (1/4")

Gas piping

Ø15.9 mm (5/8")

▪

Piping temper grade and thickness:

Содержание ERGA04EAV3A

Страница 1: ...Installer reference guide Daikin Altherma 3 R W ERGA04EAV3 A ERGA06EAV3 A ERGA08EAV3 A EHBH04E 6V EHBH08E 6V EHBH08E 9W EHBX04E 6V EHBX08E 6V EHBX08E 9W...

Страница 2: ...ossible options for the outdoor unit 24 5 3 2 Possible options for the indoor unit 25 5 3 3 Possible combinations of indoor unit and outdoor unit 27 5 3 4 Possible combinations of indoor unit and dome...

Страница 3: ...the refrigerant piping 82 8 3 2 Precautions when connecting the refrigerant piping 82 8 3 3 Guidelines when connecting the refrigerant piping 83 8 3 4 Pipe bending guidelines 84 8 3 5 To flare the pi...

Страница 4: ...3 7 Schedule screen Example 134 10 4 Weather dependent curve 139 10 4 1 What is a weather dependent curve 139 10 4 2 2 points curve 139 10 4 3 Slope offset curve 140 10 4 4 Using weather dependent cu...

Страница 5: ...28 14 3 7 Symptom The water pressure relief valve leaks 229 14 3 8 Symptom The space is NOT sufficiently heated at low outdoor temperatures 229 14 3 9 Symptom The pressure at the tapping point is temp...

Страница 6: ...cs 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...

Страница 7: ...tle 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 o...

Страница 8: ...y 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 accessib...

Страница 9: ...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...

Страница 10: ...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 mark...

Страница 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 ter...

Страница 12: ...ad 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 r...

Страница 13: ...ctions 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...

Страница 14: ...ation 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...

Страница 15: ...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...

Страница 16: ...staller 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 WAR...

Страница 17: ...tion is never to be done during the complete lifetime of the magnetic filter dirt separator CAUTION Check the condition of the O rings and replace if needed Apply water to the O rings before installat...

Страница 18: ...into the outdoor unit Possible consequence Self combustion and explosion of the compressor because of air going into the operating compressor Use a separate recovery system so that the unit s compress...

Страница 19: ...s 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...

Страница 20: ...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 che...

Страница 21: ...f 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 s...

Страница 22: ...4 3 Indoor unit 4 3 1 To unpack the indoor unit 1 2 4 3 2 To remove the accessories from the indoor unit Some accessories are located inside the unit For more information on opening the unit see 7 2...

Страница 23: ...tdoor unit 27 5 3 4 Possible combinations of indoor unit and domestic hot water tank 27 5 1 Overview About the units and options This chapter contains information about Identifying the outdoor unit Id...

Страница 24: ...ining 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 th...

Страница 25: ...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...

Страница 26: ...it will 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 a...

Страница 27: ...I 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 insta...

Страница 28: ...consumption control 50 6 6 1 Permanent power limitation 51 6 6 2 Power limitation activated by digital inputs 51 6 6 3 Power limitation process 52 6 7 Setting up an external temperature sensor 53 6 1...

Страница 29: ...rost protection is only possible if C 2 Space heating cooling On INFORMATION In case an external room thermostat is used and room frost protection needs to be guaranteed in all conditions then you hav...

Страница 30: ...omfort and higher efficiency Lowest possible leaving water temperature higher efficiency Easy You can easily set the desired room temperature via the user interface For your daily needs you can use pr...

Страница 31: ...ump system Comfort In case of underfloor heating the wireless external room thermostat prevents condensation on the floor during cooling operation by measuring the room humidity Heat pump convectors S...

Страница 32: ...convector offers besides heating capacity also excellent cooling capacity Efficiency Optimal energy efficiency because of the interlink function Stylish Combination Underfloor heating Heat pump conve...

Страница 33: ...provide besides heating capacity also excellent cooling capacity Efficiency Underfloor heating has the best performance with the heat pump system Comfort The combination of the two heat emitter types...

Страница 34: ...s controlled by the dedicated Human Comfort Interface BRC1HHDA used as room thermostat A thermostatic valve is installed before the underfloor heating in each of the other rooms INFORMATION Mind situa...

Страница 35: ...ter volume and flow rate in 8 2 Preparing water piping 475 The user interface integrated in the indoor unit decides the space operation mode Mind that the operation mode on each room thermostat must b...

Страница 36: ...r are connected in parallel to the digital input on the indoor unit X2M 35 and X2M 30 The indoor unit will only supply leaving water temperature when there is an actual demand INFORMATION To increase...

Страница 37: ...r during cooling operation of the rooms with heat pump convectors For each room with heat pump convectors The desired room temperature is set via the remote controller of the heat pump convectors For...

Страница 38: ...UTION If there is more than one leaving water zone ALWAYS install a mixing valve station in the main zone to decrease in heating increase in cooling the leaving water temperature when the additional z...

Страница 39: ...t pump convector are connected in parallel to the digital input on the indoor unit X2M 35 and X2M 30 The indoor unit will only supply the desired additional leaving water temperature when there is an...

Страница 40: ...n auxiliary heat source for space heating Space heating can be done by The indoor unit An auxiliary boiler field supply connected to the system When the room thermostat requests heating the indoor uni...

Страница 41: ...uxiliary boiler controller to maximum 55 C Install an aquastat valve in the return water flow of the heat pump Set the aquastat valve to close above 55 C and to open below 55 C Install non return valv...

Страница 42: ...ing up the space heating cooling system 428 The auxiliary contact can be An outdoor temperature thermostat An electricity tariff contact A manually operated contact Setup Connect the following field w...

Страница 43: ...then mixed with cold water example 15 C Selecting the volume and desired temperature for the DHW tank consists of 1 Determining the DHW consumption equivalent hot water volume at 40 C 2 Determining t...

Страница 44: ...t Energy saving tips If the DHW consumption differs from day to day you can program a weekly schedule with different desired DHW tank temperatures for each day The lower the desired DHW tank temperatu...

Страница 45: ...DHW tank to the indoor unit see the installation manual of the DHW tank and the addendum book for optional equipment Connecting the water piping of the standalone DHW tank to the indoor unit see the i...

Страница 46: ...tapping point you can connect a DHW pump and heater element if needed as shown above Configuration The indoor unit can control DHW pump operation For more information see 10 Configuration 4124 6 4 6...

Страница 47: ...if applicable in the domestic hot water tank Setup and configuration No additional equipment needed Only in case a booster heater is present in the system measure its capacity resistance measurement a...

Страница 48: ...ser interface INFORMATION When measuring the electrical power consumption make sure ALL power input of the system is covered by the electrical power meters 6 5 3 Normal kWh rate power supply General r...

Страница 49: ...N Exception You can use a second power meter if The power range of one meter is insufficient The electrical meter cannot easily be installed in the electrical cabinet 230 V and 400 V three phase grid...

Страница 50: ...1 50 0 0 580 1 50 0 0 A Outdoor unit B Indoor unit C DHW tank a Electrical cabinet L1 N Preferential kWh rate power supply b Electrical cabinet L1 L2 L3 N Normal kWh rate power supply c Power meter L1...

Страница 51: ...ntinuous limitation mode Select the type of limitation power in kW or current in A Set the desired power limitation level 6 6 2 Power limitation activated by digital inputs Power limitation is also us...

Страница 52: ...ower consumption control settings in 9 9 via the user interface for the description of all settings see Power consumption control 4194 Select limitation by digital inputs Select the type of limitation...

Страница 53: ...ater a Limited outdoor unit operation b Full outdoor unit operation c Booster heater turned ON d Backup heater step 1 turned ON e Backup heater step 2 turned ON 6 7 Setting up an external temperature...

Страница 54: ...ensor option EKRSCA1 Setup For installation instructions see the installation manual of the remote outdoor sensor and the addendum book for optional equipment Configuration Select outdoor sensor 9 B W...

Страница 55: ...e indoor unit 71 7 4 1 About mounting the indoor unit 71 7 4 2 Precautions when mounting the indoor unit 71 7 4 3 To install the indoor unit 71 7 4 4 To connect the drain hose to the drain 73 7 1 Prep...

Страница 56: ...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...

Страница 57: ...o 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 inst...

Страница 58: ...and dispose of it 3 Reattach the screws to the unit 2 4 1 3 a a Suction grille Protect the outdoor unit against direct snowfall and take care that the outdoor unit is NEVER snowed up c c d b e a a Sno...

Страница 59: ...l oil mist spray or vapour may be present in the atmosphere Plastic parts may deteriorate and fall off or cause water leakage Sound sensitive areas e g near a bedroom so that the operation noise will...

Страница 60: ...n installation between parts of refrigerant system shall be accessible for maintenance purposes WARNING Make sure installation servicing maintenance and repair comply with instructions from Daikin and...

Страница 61: ...ata 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 bet...

Страница 62: ...attended when 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...

Страница 63: ...4P629085 1 2020 08 2 2 1 3 2 If you have to connect electrical wiring remove the switch box cover 4 3 If you have to do work behind the switch box open the switch box 2 1 2 4 If you have to do work b...

Страница 64: ...terface panel to prevent damage 3 3 1 2 X14Y X1A 7 2 5 To close the indoor unit 1 Reinstall the user interface panel 2 Reinstall the switch box cover and close the switch box 3 Reinstall the front pan...

Страница 65: ...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 founda...

Страница 66: ...eet 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 wit...

Страница 67: ...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...

Страница 68: ...properly 1 Lift the outdoor unit as described in 4 2 2 To handle the outdoor unit 420 2 Install the outdoor unit as follows 1 Put the unit into position using the sling to the left and the handle to t...

Страница 69: ...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 pre...

Страница 70: ...ove 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 instal...

Страница 71: ...ounting the indoor unit When You have to mount the outdoor and indoor unit before you can connect the refrigerant and water piping Typical workflow Mounting the indoor unit typically consists of the f...

Страница 72: ...ft the unit 42kg 3 Attach the unit to the wall bracket Tilt the top of the unit against the wall at the position of the wall bracket Slide the bracket on the back of the unit over the wall bracket Mak...

Страница 73: ...drain hose to the drain Water coming from the pressure relief valve is collected in the drain pan You must connect the drain pan to an appropriate drain according to the applicable legislation 1 Conn...

Страница 74: ...gerant piping to the indoor unit 87 8 4 Checking the refrigerant piping 88 8 4 1 About checking the refrigerant piping 88 8 4 2 Precautions when checking the refrigerant piping 88 8 4 3 To check for l...

Страница 75: ...her 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...

Страница 76: ...of the pump See 16 Technical data 4239 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 tab...

Страница 77: ...e provided in the indoor 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...

Страница 78: ...and the recirculation connection of the domestic hot water tank c d a b a Recirculation connection b Hot water connection c Shower d Recirculation pump Valve towards expansion vessel The valve towards...

Страница 79: ...a Outdoor unit b Indoor unit c Heat exchanger d Backup heater e Pump f Shut off valve g Collector field supply h Overpressure bypass valve delivered as accessory FHL1 3 Floor heating loop field supply...

Страница 80: ...de 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...

Страница 81: ...expansion vessel a 1 2 3 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...

Страница 82: ...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 Insulati...

Страница 83: ...se 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...

Страница 84: ...eakage 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...

Страница 85: ...ux 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...

Страница 86: ...nto 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 i...

Страница 87: ...gerant connection from the indoor unit to the gas stop valve of the outdoor unit NOTICE It is recommended that the refrigerant piping between indoor and outdoor unit is installed in a ducting or the r...

Страница 88: ...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...

Страница 89: ...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...

Страница 90: ...n 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 b...

Страница 91: ...ant 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 refrige...

Страница 92: ...g 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...

Страница 93: ...use gases of the total refrigerant charge expressed as tonnes CO2 equivalent f GWP Global warming potential NOTICE Applicable legislation on fluorinated greenhouse gases requires that the refrigerant...

Страница 94: ...e indoor unit nuts on the shut off valves 3 Connect the field piping on the shut off valves 4 In case of connection with the optional domestic hot water tank see the installation manual of the domesti...

Страница 95: ...c hot water tank causes water to expand and without pressure relief valve the water pressure inside the tank can rise above the tank design pressure Also the field installation piping tapping points e...

Страница 96: ...ating ON OFF output 115 9 3 8 To connect the changeover to external heat source 116 9 3 9 To connect the power consumption digital inputs 117 9 3 10 To connect the safety thermostat normally closed co...

Страница 97: ...rth Incomplete earthing may cause electrical shock Install the required fuses or circuit breakers Secure the electrical wiring with cable ties so that the cables do NOT come in contact with sharp edge...

Страница 98: ...d crimp style terminal c b b a c a B B a Terminal b Screw c Flat washer Allowed NOT allowed Tightening torques Item Tightening torque N m M4 X1M 1 2 1 5 M4 earth 9 1 3 Specifications of standard wirin...

Страница 99: ...prices and are often authorized to bill clients at benefit rates E g time of use rates seasonal rates W rmepumpentarif in Germany and Austria This equipment allows for connection to such preferential...

Страница 100: ...ntial kWh rate power supply activation power supply is interrupted immediately or after some time by the electricity company In this case the indoor unit must be powered by a separate normal power sup...

Страница 101: ...ver 1 1 2 3 Strip insulation 20 mm from the wires a b a Strip wire end to this point b An excessive strip length may cause electrical shock or leakage 4 Connect the interconnection cable and power sup...

Страница 102: ...ion Power supply main See 9 3 1 To connect the main power supply 4106 Power supply backup heater See 9 3 2 To connect the backup heater power supply 4109 Shut off valve See 9 3 3 To connect the shut o...

Страница 103: ...rmostat without multi zoning base unit see Installation manual of the wired room thermostat Addendum book for optional equipment In case of wired room thermostat with multi zoning base unit see Instal...

Страница 104: ...nstallation 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 additi...

Страница 105: ...A 9 2 Domestic hot water in case of DHW tank Domestic hot water tank thermistor See Installation manual of the domestic hot water tank Addendum book for optional equipment Wires 2 The thermistor and c...

Страница 106: ...stem 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 adapter software up to date Unit con...

Страница 107: ...2 3 2 Switch box cover 3 Switch box 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 B C A A a 1 2 3 C B 1 2 3 X11YA...

Страница 108: ...n case of preferential kWh rate power supply connect X11Y to X11YB The necessity of separate normal kWh rate power supply to indoor unit b X2M 5 6 depends on the type of preferential kWh rate power su...

Страница 109: ...heater capacity as listed in the table below Backup heater type Backup heater capacity Power supply Maximum running current Zmax 6V 2 kW 1N 230 V a 9 A 4 kW 1N 230 V a 17 A b c 0 22 6 kW 1N 230 V a 2...

Страница 110: ...ounted cable connected to the contactor of the backup heater inside the switch box K5M b Field wiring see table below Model power supply Connections to backup heater power supply 6V 6V 1N 230 V 1N 50...

Страница 111: ...mple 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...

Страница 112: ...ires 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 Th...

Страница 113: ...C B X5M 5 6 3 4 X5M 3 Fix the cable with cable ties to the cable tie mountings 9 3 5 To connect the domestic hot water pump 1 Open the following see 7 2 4 To open the indoor unit 462 1 Front panel 1 2...

Страница 114: ...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 462 1 Front panel 1 2 3 2 Switch box cover 3 Switch box 2 Connect th...

Страница 115: ...ntings 9 3 7 To connect the space cooling heating ON OFF output 1 Open the following see 7 2 4 To open the indoor unit 462 1 Front panel 1 2 3 2 Switch box cover 3 Switch box 2 Connect the space cooli...

Страница 116: ...f EKRP1HBAA is required 3 Fix the cable with cable ties to the cable tie mountings 9 3 8 To connect the changeover to external heat source 1 Open the following see 7 2 4 To open the indoor unit 462 1...

Страница 117: ...ings 9 3 9 To connect the power consumption digital inputs Wires 2 per input signal 0 75 mm Power limitation digital inputs 12 V DC 12 mA detection voltage supplied by PCB 9 9 Power consumption contro...

Страница 118: ...ally closed contact Wires 2 0 75 mm Maximum length 50 m Safety thermostat contact 16 V DC detection voltage supplied by PCB The voltage free contact shall ensure the minimum applicable load of 15 V DC...

Страница 119: ...stic hot water tank INFORMATION ALWAYS configure the safety thermostat after it is installed Without configuration the unit will ignore the safety thermostat contact INFORMATION The preferential kWh r...

Страница 120: ...able 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 co...

Страница 121: ...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 connections 1 High voltage Smart Grid cont...

Страница 122: ...EHBH X04 08EA EJ6V 9W Daikin Altherma 3 R W 4P629085 1 2020 08 C B X5M X5M K1A K2A X10M 5 6 9 10 1 2 3 4 a b b 2 Connect the low voltage wiring as follows B C A A X5M 4 X5M 3 S4S S4S Smart Grid pulse...

Страница 123: ...10M 4 2 1 1 High voltage Smart Grid contact 1 2 High voltage Smart Grid contact 2 C B X10M 1 2 3 4 4 Fix the cables with cable ties to the cable tie mountings If necessary bundle excessive cable lengt...

Страница 124: ...Installer settings 185 10 5 10 Operation 203 10 5 11 WLAN 204 10 6 Menu structure Overview user settings 205 10 7 Menu structure Overview installer settings 206 10 1 Overview Configuration This chapte...

Страница 125: ...u 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 instal...

Страница 126: ...verview 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 4125 2 Go to 9 I Installer settings Overview...

Страница 127: ...important initial settings This way the unit will be able to run properly Afterwards more detailed settings can be done via the menu structure if required You can find a short overview of the setting...

Страница 128: ...plicable Cooling WD curve 2 6 if applicable Schedule 2 1 Additional zone only if 4 4 1 Emitter type 3 7 10 5 4 Additional zone 4158 Control read only 3 9 Setpoint mode 3 4 Heating WD curve 3 5 if appl...

Страница 129: ...curve c4 Screen with schedule 10 3 2 Home screen Press the button to go back to the home screen You see an overview of the unit configuration and the room and setpoint temperatures Only symbols applic...

Страница 130: ...mode or heat pump is forced off d Current date and time e Smart energy e1 Smart energy is available via solar panels or smart grid e2 Smart energy is currently being used for space heating e3 Smart e...

Страница 131: ...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 therm...

Страница 132: ...dicated Human Comfort Interface BRC1HHDA used as room thermostat is controlling the indoor unit Set the room temperature 2 Main zone Shows the applicable symbol for your main zone emitter type Set the...

Страница 133: ...teway 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 H...

Страница 134: ...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 dia...

Страница 135: ...ure 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 th...

Страница 136: ...efined 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 darke...

Страница 137: ...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...

Страница 138: ...fined 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 nam...

Страница 139: ...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 out...

Страница 140: ...m 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...

Страница 141: ...t 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 Selecte...

Страница 142: ...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...

Страница 143: ...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...

Страница 144: ...ted 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 sen...

Страница 145: ...on Yes Set the temperature of the antifrost function in 1 4 2 Room setpoint INFORMATION If a U4 error occurs room frost protection is NOT guaranteed NOTICE If the room Antifrost setting is active and...

Страница 146: ...Thermo OFF and the outdoor 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 Spa...

Страница 147: ...user does not confirm emergency operation Setpoint range Only applicable in room thermostat control To save energy by preventing overheating or undercooling the room you can limit the range of the ro...

Страница 148: ...step 0 5 C Room comfort setpoint Restriction Only applicable if Smart Grid is enabled 9 8 4 Smart grid and Room buffering is enabled 9 8 7 Yes If room buffering is enabled the extra energy from photov...

Страница 149: ...een 2 Main zone See 10 3 5 Setpoint screen 4133 Schedule Indicate if the temperature of the leaving water is defined according to a schedule or not Influence of the LWT setpoint mode 2 4 is as follows...

Страница 150: ...re for heating does NOT depend on the outdoor ambient temperature for cooling In Weather dependent mode the desired leaving water temperature depends on the outdoor ambient temperature Code Descriptio...

Страница 151: ...ure 40 C 5 C 1 01 High outdoor ambient temperature 10 C 25 C 1 02 Desired leaving water temperature when the outdoor temperature equals or drops below the low ambient temperature 9 01 C 9 00 C Note Th...

Страница 152: ...r is required 1 09 Desired leaving water temperature when the outdoor temperature equals or rises above the high ambient temperature 9 03 C 9 02 C Note This value should be lower than 1 08 as for high...

Страница 153: ...hat 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 zone...

Страница 154: ...tters 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 too low leaving water temperatures...

Страница 155: ...2 Space heating cooling On Code Description 2 A C 05 External room thermostat type for the main zone 1 1 contact The used external room thermostat can only send a thermo ON OFF condition There is no s...

Страница 156: ...up INFORMATION If the main zone or the additional zone has a heating demand and this zone is equipped with radiators then the target delta T that the unit will use in heating operation will be 10 C fi...

Страница 157: ...ut on the user interface 2 C 2 8 06 Max modulation 0 C 10 C This is the temperature value by which the desired leaving water temperature is increased or decreased INFORMATION When leaving water temper...

Страница 158: ...ling demand INFORMATION The setting F 0B is only valid when there is a thermostat or external room thermostat request setting NOT in case of leaving water temperature setting During cooling If F 0B is...

Страница 159: ...ure for the additional zone via setpoint screen 3 Additional zone See 10 3 5 Setpoint screen 4133 Schedule Indicates if the desired leaving water temperature is according to a schedule See 10 5 3 Main...

Страница 160: ...the Slope Offset method Also see 10 4 2 2 points curve 4139 and 10 4 3 Slope offset curve 4140 The curve type in the menu of the additional zone is read only It corresponds to the curve type that is i...

Страница 161: ...mperature 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 fo...

Страница 162: ...ures 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 th...

Страница 163: ...3 8 3 9 07 Cooling minimum 5 C 18 C 3 8 4 9 08 Cooling maximum 18 C 22 C Control The control type for the additional zone is read only It is determined by the control type of the main zone See 10 5 3...

Страница 164: ...ion mode 4 2 Operation mode schedule 4 3 Operation range 4 4 Number of zones 4 5 Pump operation mode 4 6 Unit type 4 7 Pump limitation 4 8 Pump limitation 4 9 Pump outside range 4 A Increase around 0...

Страница 165: ...g Operation mode 2 Select one of the following options Heating Only heating mode Cooling Only cooling mode Automatic The operation mode changes automatically between heating and cooling based on the o...

Страница 166: ...ting off temperature When the averaged outdoor temperature rises above this value space heating is turned off a 14 C 35 C 4 3 2 F 01 Space cooling off temperature When the averaged outdoor temperature...

Страница 167: ...red in room thermostat control with 1 leaving water temperature zone and quick heat emitters N A 4 0B Hysteresis ensures that changeover is only done when necessary The space operation only changes fr...

Страница 168: ...rtant 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...

Страница 169: ...b c d b c a Space heating cooling control b Off c On d Pump operation 4 5 F 0D 1 Sample The pump is ON when there is heating or cooling demand as the leaving water temperature has not yet reached the...

Страница 170: ...0 Reversible 1 Heating only Pump limitation Pump speed limitation 9 0D defines the maximum pump speed In normal conditions the default setting should NOT be modified The pump speed limitation will be...

Страница 171: ...alue set by the Space heating off temperature 4 02 or if the outdoor temperature drops below the value set by the Space cooling off temperature F 01 When the pump operation is enabled the pump operati...

Страница 172: ...se around 0 C 0 No 1 increase 2 C span 4 C 2 increase 4 C span 4 C 3 increase 2 C span 8 C 4 increase 4 C span 8 C Overshoot This function defines how much the water temperature may rise above the des...

Страница 173: ...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 wa...

Страница 174: ...nk temperature is set by the Reheat setpoint minus the reheat hysteresis If the tank temperature drops below this value the tank is heated up during storage comfort to prioritize the domestic hot wate...

Страница 175: ...er 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 con...

Страница 176: ...nction will NOT be successful and the applicable warning AH will be generated NOTICE Disinfection mode Even if you turn OFF tank heating operation C 3 Operation Tank disinfection mode will remain acti...

Страница 177: ...s smaller than 20 C Code Description 5 9 6 00 Heat pump ON hysteresis 2 C 40 C Reheat hysteresis Applicable when domestic hot water preparation is scheduled reheat When the tank temperature drops belo...

Страница 178: ...rature 0 0E low outdoor ambient temperature 40 C 5 C 0 0D high outdoor ambient temperature 10 C 25 C 0 0C desired tank temperature when the outdoor temperature equals or drops below the low ambient te...

Страница 179: ...HP 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 hot water tan...

Страница 180: ...legionella operation will remain active Typical workflow Using holiday mode typically consists of the following stages 1 Setting the starting date and ending date of your holiday 2 Activating the hol...

Страница 181: ...ample Most quiet Use and program a quiet mode schedule Select Automatic Go to 7 4 2 Schedule and program the schedule For more information about scheduling see 10 3 7 Schedule screen Example 4134 Usag...

Страница 182: ...for all three electricity prices INFORMATION Price value ranging from 0 00 990 valuta kWh with 2 significant values INFORMATION If no schedule is set the Electricity price for High is taken into accou...

Страница 183: ...r the electricity price with following formula Actual electricity price Incentive kWh For the procedure to set the electricity price see To set the electricity price 4182 Example This is an example an...

Страница 184: ...n the MMI user interface of the indoor unit Example Energy meterings holiday settings INFORMATION This does not reset the configuration settings and field settings of the indoor unit Code Description...

Страница 185: ...9 6 Balancing 9 7 Water pipe freeze prevention 9 8 Benefit kWh power supply 9 9 Power consumption control 9 A Energy metering 9 B Sensors 9 C Bivalent 9 D Alarm output 9 E Auto restart 9 F Power savin...

Страница 186: ...ngs 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 In case of EKHWP we recommend to use...

Страница 187: ...termine when to turn on and off the pump When turned on the pump runs and makes sure hot water is instantly available at the tap To save energy only turn on the pump during periods of the day when ins...

Страница 188: ...lay 2 a 3 Relay 1 Relay 2 Emergency Relay 1 2 a a Not available for 3V models INFORMATION Settings 9 3 3 and 9 3 5 are linked Changing one setting influences the other If you change one check if the o...

Страница 189: ...automatically takes over the heat load and the booster heater in the optional tank takes over the domestic hot water production When Emergency is set to Manual and a heat pump failure occurs the domes...

Страница 190: ...e is unattended for longer periods Code Description 9 5 1 4 06 0 Manual 1 Automatic 2 auto SH reduced DHW on 3 auto SH reduced DHW off 4 auto SH normal DHW off INFORMATION The auto emergency setting c...

Страница 191: ...h below the domestic hot water will be heated by booster heater only Range 15 C 35 C 9 6 3 5 04 Offset BSH setpoint Setpoint correction for domestic hot water temperature setpoint correction for the d...

Страница 192: ...hot water heating stops even when the target domestic hot water temperature is NOT reached The actual maximum running time also depends on setting 8 04 When Control Room thermostat This preset value i...

Страница 193: ...unit is connected to a normal power supply 1 Open The outdoor unit is connected to a preferential kWh rate power supply When the preferential kWh rate signal is sent by the electricity company the co...

Страница 194: ...forced off 1 Yes No limitation D 00 Booster heater Backup heater Compressor 0 Forced OFF Forced OFF Forced OFF 1 Permitted 2 Forced OFF Permitted 3 Permitted Power consumption control Power consumptio...

Страница 195: ...9 9 2 Amp Code Description 9 9 4 5 05 Limit 1 0 A 50 A 9 9 5 5 06 Limit 2 0 A 50 A 9 9 6 5 07 Limit 3 0 A 50 A 9 9 7 5 08 Limit 4 0 A 50 A Limit when 9 9 1 Continuous and 9 9 2 kW Code Description 9 9...

Страница 196: ...r 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 bac...

Страница 197: ...e indoor unit measuring the indoor temperature The temperature sensor in the user interface is NOT used anymore Remark This value has only meaning in room thermostat control Ext amb sensor offset ONLY...

Страница 198: ...When the outdoor temperature drops below the bivalent ON temperature fixed or variable based on energy prices the space heating by the heat pump stops automatically and the permission signal for the...

Страница 199: ...n when it is deactivated See illustration below for the schematic location of this contact YC Y1 Y2 Y3 Y4 X1 X2 X3 X4 OFF ON X2M SS1 X1M Code Description 9 C 3 C 03 Range 25 C 25 C step 1 C 9 C 4 C 04...

Страница 200: ...s 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...

Страница 201: ...n 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 s...

Страница 202: ...ter 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...

Страница 203: ...open the indoor unit 462 1 2 2 Insert a USB memory stick 3 3 On the user interface go to 9 N Export MMI settings 4 Select OK 5 Remove the USB memory stick and close the user interface panel and front...

Страница 204: ...ller reference guide 204 ERGA04 08EAV3 A EHBH X04 08EA EJ6V 9W Daikin Altherma 3 R W 4P629085 1 2020 08 Code Description C 1 N A Room 0 Off 1 On C 2 N A Space heating cooling 0 Off 1 On C 3 N A Tank 0...

Страница 205: ...vation 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 F...

Страница 206: ...9 4 Booster heater Capacity BSH allowance schedule BSH eco timer Operation 9 6 Balancing Space heating priority Priority temperature Offset BSH setpoint Minimum running timer Anti recycle timer Maxim...

Страница 207: ...unctions 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 wo...

Страница 208: ...s 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...

Страница 209: ...g backup heater defrost operation is guaranteed in all conditions See To check the water volume and flow rate in 8 2 Preparing water piping 475 To perform an air purge To perform a test run To perform...

Страница 210: ...lly changes the pump speed and switches the position of the 3 way valve between the space heating and the domestic hot water circuit Typical workflow Purging the air from the system should consist of...

Страница 211: ...ion level to Installer See To change the user permission level 4125 2 Go to A 3 Commissioning Air purge 3 In the menu set Type Automatic 4 Select Start air purge 5 Select OK to confirm Result The air...

Страница 212: ...ter mode To monitor the temperatures 1 In the menu go to Sensors 2 Select the temperature information 11 4 4 Actuator test run Purpose Perform an actuator test run to confirm the operation of the diff...

Страница 213: ...acturer for the maximum allowed water temperature to avoid cracking the screed programming the underfloor heating screed dryout schedule according to the initial heating instructions of the screed man...

Страница 214: ...ng The underfloor heating screed dryout function is active even if the user does NOT confirm emergency operation During underfloor heating screed dryout pump speed limitation 9 0D is NOT applicable NO...

Страница 215: ...he screed dryout schedule the total remaining time and the current desired leaving water temperature 2 Press the left dial to open the menu structure and to 1 View the status of sensors and actuators...

Страница 216: ...X04 08EA EJ6V 9W Daikin Altherma 3 R W 4P629085 1 2020 08 3 Modify and restart the execution of the program a a If the UFH screed dryout program was stopped due to a power failure and the power resum...

Страница 217: ...r 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...

Страница 218: ...cautions 218 13 3 Yearly maintenance 219 13 3 1 Yearly maintenance outdoor unit overview 219 13 3 2 Yearly maintenance outdoor unit instructions 219 13 3 3 Yearly maintenance indoor unit overview 219...

Страница 219: ...overview Water pressure Magnetic filter dirt separator Water pressure relief valve Pressure relief valve of the domestic hot water tank Switch box Booster heater of the domestic hot water tank 13 3 4...

Страница 220: ...ve 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...

Страница 221: ...maged it has to be replaced by the manufacturer its service agent or similarly qualified persons Booster heater of the domestic hot water tank INFORMATION Only for wall mounted units equipped with a d...

Страница 222: ...hat fix the water filter a b a a Clip b Magnetic filter dirt separator 8 Remove the water filter 9 Remove the drain hose from the water filter CAUTION Although the water circuit is drained some water...

Страница 223: ...ilter and strainer in the water filter housing INFORMATION Correctly install the strainer in the magnetic filter dirt separator housing using the protrusions a b c c a Rolled up filter b Strainer c Pr...

Страница 224: ...ater filter to the water circuit pipes 3 Make sure that the air purge valve of the water filter is in the open position 4 Open the valve if equipped of the water circuit towards the expansion vessel C...

Страница 225: ...tly heated at low outdoor temperatures 229 14 3 9 Symptom The pressure at the tapping point is temporarily unusually high 230 14 3 10 Symptom Tank disinfection function is NOT completed correctly AH e...

Страница 226: ...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 perfor...

Страница 227: ...referential 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 4106 9 1 5 About prefer...

Страница 228: ...tomatic air purge function see To perform an automatic air purge 4211 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...

Страница 229: ...nd 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...

Страница 230: ...es 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...

Страница 231: ...ual for The complete list of error codes A more detailed troubleshooting guideline for each error 14 4 1 To display the help text in case of a malfunction In case of a malfunction the following will a...

Страница 232: ...AA 01 Backup heater overheated AC 00 Booster heater overheated AH 00 Tank disinfection function not completed correctly AJ 03 Too long DHW heat up time required C0 00 Flow sensor malfunction C4 00 He...

Страница 233: ...Second tank temperature sensor problem HJ 10 Water pressure sensor abnormality J3 00 OU Malfunction of discharge pipe thermistor J6 00 OU Malfunction of heat exchanger thermistor J6 07 OU Malfunction...

Страница 234: ...ation wiring detection INFORMATION In case of error code AH and no interruption of the disinfection function occurred due to domestic hot water tapping following actions are recommended When the Rehea...

Страница 235: ...eration if you experience one or more of the following errors Powerful operation takes a very long time to heat up and the error code AJ 03 is displayed During anti legionella operation weekly the err...

Страница 236: ...it 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 automat...

Страница 237: ...ing 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 cov...

Страница 238: ...over 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 forc...

Страница 239: ...ng area for natural ventilation indoor unit 250 16 8 ESP curve Indoor unit 251 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...

Страница 240: ...OUT a1 Space heating water IN R2T Thermistor backup heater water OUT a2 Space heating water OUT R3T Thermistor liquid refrigerant b1 Gas refrigerant IN heating mode condenser R4T Thermistor heat excha...

Страница 241: ...n 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...

Страница 242: ...ower 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...

Страница 243: ...ield supply 1 Several wiring possibilities Option Not mounted in switch box Wiring depending on model PCB Note 1 Connection point of the power supply for the BUH BSH should be foreseen outside the uni...

Страница 244: ...s On 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...

Страница 245: ...hot water P1M MMI display PC A15P Power circuit PHC1 A4P Optocoupler input circuit Q1L Thermal protector backup heater Q2L Thermal protector booster heater Q4L Safety thermostat Q DI Earth leakage cir...

Страница 246: ...ower 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...

Страница 247: ...tion voltage supplied by PCB Shut off valve Shut off valve SWB Switch box 7 Option PCBs 7 Option PCBs Alarm output Alarm output Changeover to ext heat source Changeover to external heat source Max loa...

Страница 248: ...dditional leaving water temperature zone Main LWT zone Main leaving water temperature zone Only for external sensor floor ambient Only for external sensor floor or ambient Only for heat pump convector...

Страница 249: ...AN 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 5 core for C H operation 4 c...

Страница 250: ...V3 A EHBH X04 08EA EJ6V 9W Daikin Altherma 3 R W 4P629085 1 2020 08 16 5 Table 1 Maximum refrigerant charge allowed in a room indoor unit 16 6 Table 2 Minimum floor area indoor unit 16 7 Table 3 Minim...

Страница 251: ...e 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 op...

Страница 252: ...oduct 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 ins...

Страница 253: ...A6V EHVX04S23EJ3V EHVX04S23EA3V EHVX04S18EJ6V EHVX04S23EA6V EHVX04S23EJ6V EHVX08S18EA6V EHVX08S18EJ6V EHVX08S18EA9W EHVX08S23EJ6V EHVX08S23EA6V EHVX08S18EJ9W EHVX08S23EA9W EHVX08S23EJ9W EHVX04S18EA6VG...

Страница 254: ...R W 0 No 1 Yes 2 D 2 F 0C R W 0 No 1 Yes Additional zone 3 4 0 Fixed 1 WD heating fixed cooling 2 Weather dependent Heating WD curve 3 5 0 00 R W 9 05 min 45 9 06 C step 1 C 35 C 3 5 0 01 R W 9 05 9...

Страница 255: ...ep 1 C 1 C 4 C 2 06 R W 0 Disabled 1 Enabled Tank 5 2 6 0A R W 30 6 0E C step 1 C 60 C 5 3 6 0B R W 30 min 50 6 0E C step 1 C 45 C 5 4 6 0C R W 30 min 50 6 0E C step 1 C 45 C 5 6 6 0D R W 0 Reheat onl...

Страница 256: ...er dependent 9 1 R W 0 No 1 Yes 9 1 1 00 R W 40 5 C step 1 C 10 C 9 1 1 01 R W 10 25 C step 1 C 15 C 9 1 1 02 R W 9 01 9 00 step 1 C 35 C 9 1 1 03 R W 9 01 min 45 9 00 C step 1 C 25 C 9 1 1 06 R W 10...

Страница 257: ...y 9 5 1 4 06 R W 0 Manual 1 Automatic normal SH DHW ON 2 Auto red SH DHW ON 3 Auto red SH DHW OFF 4 SH ON DHW OFF 9 5 2 7 06 R W 0 Disabled 1 Enabled Balancing 9 6 1 5 02 R W 0 Disabled 1 Enabled 9 6...

Страница 258: ...Very high 1 High 2 Medium 3 Low 4 Very low 9 C 3 C 03 R W 25 25 C step 1 C 0 C 9 C 4 C 04 R W 2 10 C step 1 C 3 C Installer settings 9 D C 09 R W 0 Normally open 1 Normally closed 9 E 3 00 R W 0 No 1...

Страница 259: ...disinfection target temperature What emitter type is connected to the main LWT zone What emitter type is connected to the additional LWT zone What is the minimum desired room temperature in cooling Ho...

Страница 260: ...4 40 80 C step 1 C 80 C E 07 5 5 40 60 C step 1 C 60 C 9 I 7 00 R W 0 4 C step 1 C 0 C 9 I 7 01 R W 2 40 C step 1 C 2 C 9 I 7 02 R W 0 1 LWT zone 1 2 LWT zones 9 I 7 03 2 5 What is the desired reheat...

Страница 261: ...ntrol 2 RT control 9 I C 08 R W 0 No 1 Outdoor sensor 2 Room sensor 9 I C 09 R W 0 Normally open 1 Normally closed 9 I C 0A 0 9 I C 0B 0 9 I C 0C 0 9 I C 0D 0 What is the allowed undershoot in cooling...

Страница 262: ...step 1 C 20 C 9 I F 02 R W 3 10 C step 1 C 3 C 9 I F 03 R W 2 5 C step 1 C 5 C 9 I F 04 R W 0 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 R W 0 No...

Страница 263: ...11 11...

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