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Product description

Installation and maintenance instructions

Daikin Altherma M ECH

Solar storage tank with heating controller

008.1446799_00 – 07/2019 – EN

3 Product description

3.1 Design and components

3.1.1 Exterior of the device and interior structure EKHWMX(B)300C

3 5

3UV

DHW

RoCon B1

3UVB1

RoConB1

Fig.

3-1

EKHWMX(B)300C design and components (exterior view and interior structure)
Key names, see tab.

3-1

Содержание Altherma EBLQ05C2V3

Страница 1: ...Installation and maintenance instructions Daikin Altherma M ECH2O EKHWMX300C EKHWMXB300C EKHWMX500C EKHWMXB500C Installation and maintenance instructions Solar storage tank with heating English 07 2019 ...

Страница 2: ...external heat generator 26 4 5 10 Connecting a Daikin room thermostat 27 4 5 11 Connecting optional Daikin RoCon system components 28 4 5 12 Connecting a Daikin FWXV ATV3 28 4 5 13 Connecting switching contacts AUX outputs 29 4 5 14 Off peak mains connection HT NT 29 4 5 15 Connecting an intelligent controller Smart Grid SG 30 4 5 16 Symbols and key names for connection and wiring diagrams 30 4 6 ...

Страница 3: ... and cool ing installations and heat pumps This manual provides all the necessary information for installa tion start up and maintenance as well as basic information on operation and settings All parameters needed for trouble free operation have been configured at the factory Please see the attached documents for a detailed description of operation and control Relevant documents Daikin Altherma M ...

Страница 4: ...per use may result in serious physical injuries or death as well as property damage To avoid hazards only install and operate the Daikin Altherma M ECH2O as stipulated and in perfect condition with an awareness of safety and the hazards involved This assumes knowledge and use of the con tents of this manual of the relevant accident pre vention regulations as well as the recognised safety related a...

Страница 5: ...Altherma M ECH2O such as e g installation connection and initial commissioning must only be carried out by persons who are authorised who have successfully completed qualifying technical or vocational training for the respective activity and who have taken part in advanced training sessions recognised by the relevant respon sible authority This in particular includes heating specialists and climat...

Страница 6: ...rheating or corrosion damage To prevent possible damage fit a dirt filter or sludge separator into the heating return flow of the system SAS 1 The dirt filter must be cleaned at regular intervals 2 4 5 Demands on the heating and pressure free storage water Observe the relevant regulations of technology to prevent creation of corrosion products and de posits Minimum requirements regarding the quali...

Страница 7: ...uctions 7 Hand over the technical documentation this document and all supporting documents to the user and advise him that these documents must be made available at all times and be stored in the immediate vicinity of the unit Document the handover by filling out the installation and instruction forms together with the owner and sign them ...

Страница 8: ...ontroller 008 1446799_00 07 2019 EN 3 Product description 3 1 Design and components 3 1 1 Exterior of the device and interior structure EKHWMX B 300C 30 1 2 3 5 4 33 19 17 3UV DHW 18 29 28 RoCon B1 3UVB1 26 25 RoConB1 10 24 Fig 3 1 EKHWMX B 300C design and components exterior view and interior structure Key names see tab 3 1 ...

Страница 9: ...nk with heating controller 008 1446799_00 07 2019 EN Installation and maintenance instructions 9 3 1 2 Fig 3 2 EKHWMX B 500C design and components exterior view and interior structure Key names see tab 3 1 Exterior of the device and interior structure EKHWMX B 500C ...

Страница 10: ...allation and maintenance instructions 10 Daikin Altherma M ECH2O Solar storage tank with heating controller 008 1446799_00 07 2019 EN 3 1 3 Upper side of the device Fig 3 3 Design and components all types upper side of the device ...

Страница 11: ... handle 25 Rating plate 26 Cover 27 Solar return flow 28 Solar feed 3 4 IG 1 AG type EKHWMXB only 29 Solar return flow 3 4 IG 1 AG type EKHWMXB only 30 Discharge fitting cover 31 Outdoor unit water inlet connection 1 AG 32 Outdoor unit water outlet connection 1 IG 33 Vent valve manual 34 Ball cock heating circuit 35 Combined filling and draining valve heat ing circuit 38 Diaphragm expansion vessel...

Страница 12: ... func tion Work on the Daikin Altherma M ECH2O such as e g installation repair connection and initial com missioning must only be carried out by persons who are authorised who have successfully com pleted qualifying technical or vocational training for the respective activity and who have taken part in advanced training sessions recognised by the relevant responsible authority This especially incl...

Страница 13: ...e instructions 13 4 1 Dimensions and connections 4 1 1 EKHWMX B 300C 1 Solar inflow 2 Cold water 3 Hot water 4 Heating flow 5 Heating return flow 6 Outdoor unit water outlet connection 7 Outdoor unit water inlet connection 8 Solar feed type EKHWMXB only 9 Solar return type EKHWMXB only A Front B Rear Fig 4 1 EKHWMX B 300C connections and dimensions ...

Страница 14: ...roller 008 1446799_00 07 2019 EN 4 1 2 EKHWMX B 500C 1 Solar inflow 2 Cold water 3 Hot water 4 Heating flow 5 Heating return flow 6 Outdoor unit water outlet connection 7 Outdoor unit water inlet connection 8 Solar feed type EKHWMXB only 9 Solar return type EKHWMXB only A Front B Rear Fig 4 2 EKHWMX B 500C connections and dimensions ...

Страница 15: ... to continuous direct sunlight as the UV radi ation and the effects of the weather will damage the plastic The Daikin Altherma M ECH2O must be installed protected from frost Make sure that the supply company does not provide corrosive domestic water Suitable water treatment may be required WARNING The plastic wall of the storage tank of the Daikin Altherma M ECH2O can melt under the effects of ext...

Страница 16: ...ling the handles Install the Daikin Altherma M ECH2O at the installation site Recommended clearances fig 4 5 From the wall s1 100 mm s2 500 mm From the ceiling X 1200 mm at least 480 mm Transport the Daikin Altherma M ECH2O using the han dles When setting up the unit in a cabinet behind panels or in other restricted conditions sufficient ventilation e g using ventilation gratings must be ensured I...

Страница 17: ...ulation fig 4 8 item A consists of pressure sensitive EPP moulded parts that can be easily damaged if not handled correctly Only remove the thermal insulation in the order stated below and in the stated direc tions Do not use force Do not use tools Remove the thermal insulation in the following order Pull the side insulating element off horizontally fig 4 9 item A Pull the rear insulating element ...

Страница 18: ...solar system charging fig 4 1 fig 4 2 items 8 9 is connected to an external heater e g wood burning boiler the Daikin Altherma M ECH2O can be damaged or destroyed due to an exces sively high feed temperature at these connec tions The inflow temperature of the external heat ing unit should be limited to max 95 C In accordance with EN 12828 a safety valve that limits the maximum permissible operatin...

Страница 19: ...ngs fig 4 12 item C Pull off the two connection couplings fig 4 12 item B CAUTION When working on the hydraulics pay attention to the installation position of the O rings to avoid damaging them and causing leaks Always place O rings on the part to be inserted after a plug connection has been removed or before it is installed see fig 4 13 Connection of heating lines by plug connec tion must be with...

Страница 20: ... Secure the sealing plug with plug bracket fig 4 14 item D Cut out side openings in the thermal insulation fig 4 15 item A using a suitable tool Fig 4 15 Cut out in thermal insulation 4 4 2 Connecting hydraulic lines Prerequisite optional accessories e g solar backup heater are mounted on the Daikin Altherma M ECH2O as specified in the enclosed instructions Check cold water pressure maximum 6 bar ...

Страница 21: ...g l pH values heating water 6 5 8 5 Measures for desalination softening hardness stabilisation or other suitable conditioning measures are necessary to adhere to the required water quality if the filling and top up water have a high overall hardness or other properties that deviate from the minimum requirements WARNING There is a danger of scalding at hot water tem peratures over 60 C This is poss...

Страница 22: ...d return pipes A Connection for supply red B Connection for return blue Fig 4 22 P connection kit for B device types 4 5 Electrical connection WARNING Touching live parts can result in an electric shock and lead to potentially fatal injuries and burns Before beginning work on live parts discon nect all of the systems circuits from the power supply switch off external main switch disconnect fuse an...

Страница 23: ...00 07 2019 EN Installation and maintenance instructions 23 4 5 1 Daikin Altherma M ECH2O overall connection diagram See tab 4 2 and tab 4 3 for an explanation of the sym bols and abbreviated designations in this chapter Fig 4 23 Overall connection diagram for electrical connection during device installation ...

Страница 24: ...EN 4 5 2 Position of the printed circuit boards 1 Controller housing 2 Controller cover 3 Controller control panel Fig 4 24 Overview of printed circuit boards inside housing 4 5 3 RoCon BM2C printed circuit board connection diagram Fig 4 25 RoCon BM2C printed circuit board basic controller module Mains voltage 230 V 50 Hz connection diagram in these instructions ...

Страница 25: ...blish electrical con nections at rear of hous ing see chap 4 5 1 Fig 4 33 Secure cabling to the storage tank 4 5 6 Connecting the heat pump outdoor unit A separate manual containing instructions about instal lation and operation is included with this component Remove the cover see chap 4 3 Connect the heat pump outdoor unit to terminal strip XAG1 see fig 4 32 fig 4 34 Fig 4 34 Connecting the heat ...

Страница 26: ...a M ECH2O The heat supplied by the external heat generator must be fed to the unpressurised storage tank water in the Daikin Altherma M ECH2O s hot water storage tank Implement the hydraulic connection according to one of the two following options a unpressurised via the connections solar feed and solar return of the hot water storage tank or b in the case of Daikin EKHWMXB device types via the in...

Страница 27: ... on printed circuit board RTX EHS 4 x Set up and installation Daikin Altherma M ECH2O Solar storage tank with heating controller 008 1446799_00 07 2019 EN Installation and maintenance instructions 27 4 5 10 Connecting a Daikin room thermostat A separate manual containing instructions about instal lation and operation is included with this component Fig 4 38 Connection with wired room thermostat RT...

Страница 28: ...ion Daikin EHS157068 mixer module It is possible for the Daikin Altherma M ECH2O to be connected to the EHS157068 mixer module which is operated using the RoCon mb electronic controller The connection of the CAN data bus lines is identical to fig 4 40 at connection J13 of the Daikin Altherma M ECH2O A separate manual containing instructions about instal lation and operation is included with this c...

Страница 29: ...ical connection and the required parameter settings for such bivalent heating systems are available on the Internet www daikin com or from your ser vice partner 4 5 14 Off peak mains connection HT NT If the outdoor unit is connected to an off peak mains connection potential free switching contact S2S of the receiver which evaluates the off peak input signal output by the electricity com pany EVU m...

Страница 30: ...he intelligent controller s potential free switching contacts SG1 SG2 must be connected to connector J8 Smart Grid and EVU connection on the RoCon BM2C printed circuit board see fig 4 45 As soon as the Smart Grid function is active the HT NT function is automatically deactivated The heat pump is operated differ ently depending on the value of the parameter Mode SG see controller operating instruct...

Страница 31: ... Receiver for wireless room thermostat EKRTR RTX EHS Printed circuit board backup heater RTX EHS K1 Relay 1 for backup heater K2 Relay 2 for backup heater K3 Relay 3 for backup heater X1 Terminal strip for backup heater mains connec tion X3 Internal wiring plug connection to J17 RoCon BM2C SG Switching contact for Smart Grid intelligent mains connection tDHW Storage tank temperature sensor 1 RoCon...

Страница 32: ...dness calcium and magnesium calculated as calcium carbonate 3 mmol l Conductivity 1500 ideally 100 μS cm Chloride 250 mg l Sulphate 250 mg l pH value heating water 6 5 8 5 If the above mentioned minimum water quality requirements set by the local water supply company cannot be guaranteed suitable water treatment measures must be taken The domestic water quality must comply with the EU Guideline 98...

Страница 33: ...n is displayed Use the rotary button to select the desired language The operating language can be changed again at any time Confirm the selection with a brief push of the rotary button The Daikin Altherma M ECH2O basic configuration is loaded The Starting Up message is displayed The Initialization message is displayed The standard display for the current rotary switch setting is shown 5 1 3 Settin...

Страница 34: ... Power DHW to the maximum value of the backup heater Set the rotary switch to operating mode and set the parameter 1x Hot Water to On After heating set the parameter to Off again Make sure that the automatic vent valve cap is open fig 5 3 item A Fig 5 3 Automatic vent valve cap Provide the manual vent valve fig 5 4 item B with a hose and direct it away from the unit Open the valve until water come...

Страница 35: ... control unit continues to work in the previously set operating mode If not con figured beforehand the following finishing work is necessary a On connection without room station EHS157034 Set the heating characteristic curve or required T HS b On connection with room station EHS157034 Activate the room station Set the heating characteristic curve or required T HS If necessary activate the Room Inf...

Страница 36: ...ter the start phase has completed in heating mode evacuate the heating system check the installation pressure and adjust if necessary max 3 bar see chap 7 4 5 Carry out a visual inspection for leaks on all joints internally Seal any leaks that occur in a professional manner 6 Set the rotary switch on the controller to the desired operating mode 7 If a Daikin solar system is connected commission it...

Страница 37: ...age tank e g drain ing If there is a danger of frost and the power supply cannot be guaranteed for just a few days the unit s excellent heat insulation means that the Daikin Altherma M ECH2O does not have to be drained on the water side provided that the storage tank temperature is monitored regu larly and does not fall below 3 C However there is no frost protection for the connected heat dis trib...

Страница 38: ...he connection bracket fig 6 5 Fig 6 5 Shut off the valve insert remove the blind plug from the con nection bracket Insert the KFE filling connection in the connection bracket and secure with holding clamp fig 6 6 Fig 6 6 Installing the KFE filling connection in the con nection bracket Open the KFE cock on the KFE filling connection Adjust the valve insert on the connection bracket so that the path...

Страница 39: ...designed to be environmentally friendly and easy to install so that the activities described above can be carried out in an efficient and environmentally friendly manner Decommission the Daikin Altherma M ECH2O see chap 6 1 Disconnect the Daikin Altherma M ECH2O from all electrical and water connections Dismantle the Daikin Altherma M ECH2O or relevant compo nents in reverse order in accordance wi...

Страница 40: ...ining and their expert knowledge WARNING Under the cover of the Daikin Altherma M ECH2O temperatures of up to 90 C can occur during operation During operation hot water temperatures of 60 C occur Touching components during or after opera tion leads to a risk of burns Water discharged during maintenance and repair work can cause scalding on contact with the skin Before carrying out maintenance and ...

Страница 41: ...form maintenance on the outdoor unit and other heating components connected to the Daikin Altherma M ECH2O according to the respective installation and operating instructions 17 Complete the proof of maintenance in the operating manual enclosed with the Daikin Altherma M ECH2O 7 3 Filling topping up the storage tank CAUTION Filling the storage tank with a too high water pressure or too high flow s...

Страница 42: ...ting points are dry before switching on the power supply for the Daikin Altherma M ECH2O WARNING Polluted domestic water is hazardous to health When filling the heating system make sure that heating water cannot flow back into the domestic water pipe Observe the notes on the water connection and water quality according to chap 2 4 and 4 4 7 4 1 Protecting the water circuit against freezing Frost c...

Страница 43: ... to release the pressure Prevent water from staying and or freezing up inside the hose WARNING Due to presence of glycol corrosion of the system is possible Uninhibited glycol will turn acidic under the influence of oxygen This pro cess is accelerated by the presence of copper and high temperatures The acidic uninhibited glycol attacks metal surfaces and forms gal vanic corrosion cells that cause ...

Страница 44: ...osition and select Heating Daikin After the start phase the Altherma M ECH2O runs in hot water heating operation 11 Constantly check the water pressure on the external pressure gauge during hot water heating mode and top up water via the KFE cock fig 7 2 item 2 if necessary 12 Vent the entire heating system as described in chap 5 1 4 open the system s control valves At the same time the underfloor...

Страница 45: ...ding out the protocol The protocol can be read out in the Special Level see fig 8 3 The last received latest message is in the first position All other previous messages are then pushed backwards by one place when a new entry is made The 15th message is deleted on arrival of a new message E75 E75 E75 Special Level Manual Operation FA failure Protocol Special Level FA failure Protocol Timeprog Rese...

Страница 46: ...s crashed RESET the controller To do this disconnect the system from the power supply for at least 10 s and then switch on again Heating does not warm up Requirement heating mode shut off e g switching time program is in the economy phase outside temperature is too high parameters for optional backup heater EKBUxx incorrectly set requirement for hot water active Check the operating mode setting Ch...

Страница 47: ...Heating Rod BUH s1 power and BUH s2 power Water volume in heating system too low Check admission pressure in the expansion tank and water pressure if necessary top up heating water and adjust admission pressure see chap 7 4 Hot water supply is taking too much of the out put of the heat pump Check parameter Function Heating Rod settings in Configuration level Setup sub level Check parameter Power D...

Страница 48: ...xx Thermal contactor STB on the backup heater EKBUxx has triggered Unlock System is in Heating operating mode Switch the operating mode to Cooling Outside temperature 4 C The heat pump has automatically switched to Heating operating mode to be able to guarantee frost protection if the outside temperature continues to fall No room cooling possible Cooling output for room cooling too low Water flow ...

Страница 49: ...p heating water Check whether the pressure gauge is working correctly connection of an external pressure gauge Check admission pressure in the expansion tank and water pressure if necessary top up heating water and adjust admission pressure see chap 7 4 Safety pressure relief valve is leaking or always open Expansion tank is defective Replace expansion tank Water pressure in heating system is too ...

Страница 50: ...it Return flow temperature sensor tR connecting cable defective Check replace E129 Fault pressure sensor Pressure sensor Phyd Pressure sensor Phyd defective Check replace E198 Flow measure ment not plausible Flow sensor FLS out door unit 3 way switch valve3UVB1 Error occurs when 3 way switch valve 3UVB1 is in bypass position the internal circulation pump is running but a volumetric flow that is to...

Страница 51: ...Info check whether sufficient water pressure 0 5 bar is available if necessary top up heating water Check function of the 3 way switch valve 3UVB1 compare actual position of 3UVB1 with indicated position BPV in parameter Overview Does this fault occur during defrosting in room heating or hot water preparation operating mode With optional backup heater check its power supply and fuses Check fuses p...

Страница 52: ...rigerant Pressure sensor S1NPH in the heat pump outdoor unit defective Temperature sensor of fin heat exchanger R4T in the heat pump outdoor unit defective Solenoid valve in the heat pump outdoor unit not opening Main circuit board in the heat pump outdoor unit defective Check replace E9016 E5 Load protec comp Electronic overload pro tection in the refrigerant compressor outdoor unit Refrigerant c...

Страница 53: ...Fault AT sensor Outside temperature sensor R1T in the heat pump outdoor unit Sensor or connecting cable defective Check replace E9023 HC Fault DHW sensor Storage tank tempera ture sensor tDHW E9024 J1 Fault pressure sensor Pressure sensor S1NPH in the heat pump outdoor unit E9025 J3 Return flow sensor Outlet temperature sen sor R2T in the heat pump outdoor unit E9026 J5 Suction pipe sen sor Intake...

Страница 54: ...it board in the heat pump outdoor unit defective Inverter circuit board in the heat pump outdoor unit defective Fan motor defective Wiring poor contact Check eliminate cause replace If necessary contact a Daikin service technician E9035 P1 Circuit board defective Inverter circuit board in the heat pump outdoor unit No supply voltage from the mains connection Inverter circuit board in the heat pump...

Страница 55: ...ns Check the fuses on the printed circuit boards Check WW consumption poss too high Check the building s WW tap Confirm that the software and EEPROM on the hydro printed circuit board match E9046 E6 compressor start up Software System detects an abnormal electricity wave shape 16 times in 5 min Check whether the power supply meets the regulations Check for frequency fluctuations Check the compress...

Страница 56: ...egular intervals Check whether the correct replacement part has been installed Check whether the outer main conductor plate is receiving a power supply Check the shut off valves Check the heat exchanger Check the temperature sensor on the fin heat exchanger Check the quality of the refrigerant E9050 H0 Comfort Heating Software Power supply condition malfunction detected before or directly after th...

Страница 57: ...m permissible pressure drop exceeded Insufficient water in the heating system Check heating system for leaks top up water W8007 Water pressure in heating system too high Warning message water pressure has exceeded permissible maxi mum value Diaphragm expansion vessel defective or incorrect admission pressure set Check replace Parameter Max Pressure setting too low Set the parameter if necessary If...

Страница 58: ...ng controller 008 1446799_00 07 2019 EN 8 4 Control and configuration of DIP switches WARNING Touching live parts can result in an electric shock and lead to potentially fatal injuries and burns Before beginning work on live parts disconnect all of the systems circuits from the power supply switch off external main switch disconnect fuse and secure against unintentional restart Fig 8 5 DIP switch ...

Страница 59: ...onally equipped with plastic non return valves These are suitable for maximum operat ing temperatures of 95 C and for installation in all heat exchanger connections on the storage tank side except heat exchangers for pressurised solar system charging Suitable non return valves must be installed in the building for components connected to the heat exchanger for pressurised solar system charging The...

Страница 60: ...ciency pump MK2 Mixer group with high efficiency pump PWM regulated PMi Mixing circuit pump PS Solar operating pump PZ Circulation pump PWT Panel heat exchanger condenser RoCon mb Controller for Daikin Altherma M ECH2O EHS157068 Mixer circuit control EKSRPS4A Solar control and pump unit SAS1 Sludge and magnetic separator SK Solar panel field SV Safety overpressure valve tAU Outside temperature sen...

Страница 61: ...ea m2 2 5 Pressurised solar heat exchanger stainless steel 1 4404 Water capacity heat exchanger litres 3 9 Heat exchanger surface area m2 0 7 Pipe connections Cold and hot water inches 1 outer thread Heating feed and return flow inches 1 outer thread Solar connections inches 1 outer thread inches 3 4 IG 1 AG Operating data Operating range Feed temperature for room heat ing cooling function Heating...

Страница 62: ...ressurised solar heat exchanger stainless steel 1 4404 Water capacity heat exchanger litres 10 1 Heat exchanger surface area m2 1 6 Pipe connections Cold and hot water inches 1 outer thread Heating feed and return flow inches 1 outer thread Solar connections inches 1 outer thread inches 3 4 IG 1 AG Operating data Operating range Feed temperature for room heat ing cooling function Heating min max C...

Страница 63: ...erature Tmax 7 Standby heat expenditure in 24 hours at 60 C storage tank Qst 8 Operating pressure of storage water pH2O 9 Nominal capacity of drinking water 10 Max operating pressure PMW plumbing 11 Nominal voltage U 12 Degree of protection 13 Electrical power consumption elmax 14 Backup heater optional 15 Backup heater degree of protection optional 16 Backup heater fusing optional 17 Backup heate...

Страница 64: ...8 0 93 0 69 0 52 0 36 Tab 10 4 Daikin Altherma M ECH2O sensor table tDHW Storage tank temperature sensor tV BH Backup heater feed temperature sensor Maximum sensor tightening torque 10 Nm RS Sensor resistance NTC t Temperature Fig 10 2 Characteristic of the storage tank temperature sensor tDHW and the flow temperature sensor tV BH Daikin Altherma M ECH2O p Water pressure U Voltage Fig 10 3 Charact...

Страница 65: ...ma M ECH2O Solar storage tank with heating controller 008 1446799_00 07 2019 EN Installation and maintenance instructions 65 10 5 Circuit diagram Daikin Altherma M ECH2O Fig 10 4 Daikin Altherma M ECH2O circuit diagram key see tab 4 3 ...

Страница 66: ...11 x Notes Installation and maintenance instructions 66 Daikin Altherma M ECH2O Solar storage tank with heating controller 008 1446799_00 07 2019 EN 11 Notes ...

Страница 67: ...ocess Heating system 31 42 Storage tank 31 41 Filling water 6 21 Floor heating 29 H Heat pump outdoor unit Electrical connection 25 Heating support 26 Housing installation room 6 Hydraulic connection Connection examples 59 Connections 10 13 14 Important information 6 Installation 18 I Initial commissioning 33 Installation 15 K KFE filling connection 37 42 M Maintenance 40 Malfunctions 45 Minimum f...

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