Vaillant flexoTHERM exclusive VWF 57/4 230V Installation And Maintenance Instructions Manual Download Page 1

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Installation and maintenance instructions

flexoTHERM exclusive

VWF 57 - 117/4 230V

0020213395_04 - 26.01.2023

Summary of Contents for flexoTHERM exclusive VWF 57/4 230V

Page 1: ...en Installation and maintenance instructions flexoTHERM exclusive VWF 57 117 4 230V 0020213395_04 26 01 2023...

Page 2: ...the VRC DCF 26 8 11 Installing optional accessories 26 8 12 Connecting the circulation pump 26 8 13 Connecting the heat pump system to the photovoltaic installation 26 8 14 Checking the electrical ins...

Page 3: ...linder temperature sensor 51 J Characteristic values internal temperature sensors refrigerant circuit 51 K Characteristic values for the VRC DCF outdoor temperature sensor 52 L Commissioning Checklist...

Page 4: ...use Any direct commercial or industrial use is also deemed to be improper Caution Improper use of any kind is prohibited 1 2 General safety information 1 2 1 Risk caused by inadequate qualifications T...

Page 5: ...al filling of R410A refrigerant Escaping refri gerant may cause freezing if the exit point is touched If refrigerant escapes do not touch any components of the product Do not inhale any vapours or gas...

Page 6: ...6 Installation and maintenance instructions 0020213395_04 1 3 Regulations directives laws standards Observe the national regulations stand ards directives ordinances and laws...

Page 7: ...gy from a heat source circuit and releasing this into the heating circuit via the internal refrigerant circuit The heat pump can be connected to two different types of heat source geothermal energy an...

Page 8: ...denser which works as an evaporator when in cooling mode This heat energy is absorbed by the refrigerant and heated to a higher temperature level using the compressor The heat energy is then delivered...

Page 9: ...5 Pump and valve blocking protection system This function prevents the pumps for heating water and brine and all diverter valves from sticking The pumps and the valves which were out of operation for...

Page 10: ...n From the heat source to the heat pump hot brine A 3 Hot water return 4 Heating circuit dia phragm expansion ves sel connection 5 Heating return 6 Heating flow 7 Recessed handles and grommet 4 2 Info...

Page 11: ...the Benchmark Scheme Benchmark places responsibilities on both manufacturers and installers The purpose is to ensure that customers are provided with the correct equipment for their needs that it is i...

Page 12: ...refri gerant filling volume Minimum in stallation room volume VWF 57 4 230V 1 50 kg 3 41 m VWF 87 4 230V 2 40 kg 5 45 m VWF 117 4 230V 2 50 kg 5 68 m Ensure that the required minimum clearances can b...

Page 13: ...0020213395_04 Installation and maintenance instructions 13 5 3 Dimensions 671 651 595 600 20 833 1183 18 2 91 100 100 91 25 50 90 115 115 90...

Page 14: ...that the weight dis tribution is as even as possible Secure the product using a retaining strap Use a ramp to move the product from the pallet using the sack truck e g a piece of square timber and a...

Page 15: ...tear under load After installing the product render all of the retaining straps unusable To transport the product again at a later time use suitable transport harnesses instead of the attached transpo...

Page 16: ...ide casings 1 Pull the casing top forwards slightly and remove it by lifting it upwards A A B B 2 To remove a side casing remove the four screws at the front and the three screws at the back 3 Remove...

Page 17: ...inside the product Take the pressure loss in the magnetite fil ter into account when making your selec tion You must position the filter in direct prox imity to the return line to the heat pump 1 Ins...

Page 18: ...not get into the heating water Checking the filling and supplementary water Before filling the installation measure the hardness of the filling and supplementary water Treating the filling and supplem...

Page 19: ...rew 12 Check the heating installation pressure again if re quired repeat the filling procedure 13 Remove the filling hose from the filling draining valve and screw the screw cap back on Moving the hea...

Page 20: ...ronics Ensure that the brine pump is filled in the direction of flow 7 Use the filling pump 67 to pour the brine fluid from the brine container 66 into the brine circuit 7 2 3 Purging the brine circui...

Page 21: ...ection using the exact values that are specified in the technical data If the local energy supply company requires that the heat pump is controlled using a blocking signal install a cor responding con...

Page 22: ...y for the back up heater Connect the power supply to the X102 power supply Appendix D 8 4 3 Connecting an external brine pressure switch In some cases e g in potable water protection areas local autho...

Page 23: ...l and RR injection well terminals Terminal assignment for terminal X200 on the power supply PCB Terminal 1 2 Well inlet temperature Terminal 3 4 Well outlet temperature Note No functions are coupled t...

Page 24: ...nd 230 V electronics system power supply PCB TB and control PCB HMU 8 X1A 230 V supply for control PCB 9 X144 External 3 port valve 10 X105 Connection for compressor with in rush cur rent limiter 11 L...

Page 25: ...nsor multi function input can be adjusted in the system con trol 9 X26 Sensor cable harness 230 V L N PE 10 X100 S20 Limit thermostat 11 X100 S21 ESCO contact 12 X100 BUS Bus connection VR 900 13 X20...

Page 26: ...y 30 mm max 5 To prevent short circuits if a strand accidentally comes loose only strip the outer sheathing of flexible lines to a maximum of 30 mm 6 Ensure the inner conductor insulation is not damag...

Page 27: ...uctions 3 Check the filling pressure of the heating installation and check for leaks 9 Start up 9 1 Operating concept Operating instructions 9 2 Starting up the heat pump system 50 d kWh reset 1 2 3 4...

Page 28: ...phase see Appendix A External 2 0 kW 3 5 kW 5 5 kW Output levels for the 230 V auxiliary electric heating when connecting three separate phases see Appendix B 7 kW 9 kW 9 3 5 Purging the building cir...

Page 29: ...his set ting for every heat pump with cooling function Go to the system control Activate cooling mode Installation instructions for the system control 9 8 Calling up statistics Menu Installer level Te...

Page 30: ...Ground water heat source A Remaining feed head in hPa mbar B Pump output in 10 2 3 Setting the environment circuit pump If the heat source temperature spread lies below 2 K due to low pressure losses...

Page 31: ...ing mode target flow temperature 75 4 Confirm this change by pressing OK 10 4 Setting the flow temperature in cooling mode with no control connected 1 Activate manual operation Menu Installer level Co...

Page 32: ...ternal temperature sensors refrigerant circuit Appendix J Characteristic values for the VRC DCF outdoor temperature sensor Appendix K 11 8 Electric back up heater circuit breaker A circuit breaker is...

Page 33: ...rectly x x 6 Check that the expansion vessel and the expansion relief valve in the heating circuit are working correctly x x 7 Check for leaks in the brine and heating circuit and re pair these leaks...

Page 34: ...of the packaging correctly Observe all relevant regulations Disposing of the product and accessories Do not dispose of the product or the accessories with household waste Dispose of the product and al...

Page 35: ...Z 11 PT 11 TT 14 TT 10 PT 10 TT 17 TT 30 PT 30 TT 31 TT 20 PT 20 TT 21 TZ 21 M C S E D V7 TCE CP2 1 3 2 4 5 6 FLT1 FLT2 1 Heating circuit diaphragm expansion vessel connec tion 2 Circulation connectio...

Page 36: ...mpressor outlet temperature sensor TT14 Intermediate injection compressor inlet temperature sensor TT17 Electronic expansion valve outlet temperature sensor TT20 Heating return temperature sensor TT21...

Page 37: ...sor connection 2 X15 internal 3 port diverter valve 3 X13 internal brine pump 4 X16 internal heating pump 5 X11 internal 4 port diverter valve 6 230 V supply to control PCB 7 To the heating pump 8 To...

Page 38: ...th power The internal electric back up heater at X102 is permanently supplied with power via a separate connection or it can be locked D Power supply 3 PE 230 V wiring diagram 2 IT 1 0 1 X 2 0 1 X 2 P...

Page 39: ...e injection steps Current value VUV DHW switchings Current value Well pump hours Current value h Well pump starts Current value Im heater pwr cons Current value kWh Im heater switchings Current value...

Page 40: ...temperature 40 90 0 1 T 82 Building circuit Pressure 0 4 5 bar 0 1 T 83 Building circuit Flow rate 0 4000 l h 1 T 84 Lockout contact S20 Open Closed Open closed Closed T 85 Safety cut out immersion he...

Page 41: ...alidate DCF signal Valid DCF signal T 148 System temperature 40 90 0 1 T 149 MPI input Closed Open Closed Open Open Installer level Configuration Language Current language Languages available for sele...

Page 42: ...PCB Software version of the in rush current limiter ICL Software version of the first fan unit OMU1 Software version of the second fan unit OMU2 xxxx xx xx Installer level Resets Cancel switch on del...

Page 43: ...S 101 Heating Compressor shutdown S 102 Heating Compressor blocked S 103 Heating Pre run S 104 Heating Compressor active S 107 Heating Overrun S 111 Cooling Compressor shutdown S 112 Cooling Compresso...

Page 44: ...w temperature too low S 274 Building circuit Pressure too low S 275 Building circuit Flow rate too low S 276 Building circuit Lockout contact S20 open S 277 Building circuit Pump fault Displays relati...

Page 45: ...plug contact on the PCB and on the cable harness check that the pressure sensor is working correctly and if required replace the pressure sensor M 49 Only with the heat source Air Environment circuit...

Page 46: ...ing circuit Check the building circuit flow rate Check the quality of the plug contact on the PCB and on the cable har ness Check that the sensor is working correctly resistance measurement using sens...

Page 47: ...environment circuit Brine fluid viscosity is too high Switch the heat pump off for at least 30 seconds no current Check the quality of the plug contact on the PCB Check that the pump functions cor rec...

Page 48: ...Evaporation temperature too low No flow rate in the environment cir cuit heating mode Energy input too low in the environ ment circuit heating mode or build ing circuit cooling mode Check the flow ra...

Page 49: ...ronment circuit Check the sensors Reduce or stop the external heat that is entering F 743 Building circuit Return temp too high Return temperature in the building circuit too high for the compressor t...

Page 50: ...xternal heat into the building circuit Check the circulation in the building circuit pump If required open the stopcocks The safety cut out is automatically reset as soon as the temperature at the fus...

Page 51: ...35 1764 40 1439 45 1180 50 973 7 55 807 5 60 673 2 65 563 9 70 474 6 75 401 3 80 340 8 85 290 6 90 248 8 95 213 9 100 184 6 105 160 0 J Characteristic values internal temperature sensors refrigerant...

Page 52: ...256 85 1070 90 916 95 786 100 678 105 586 110 509 115 443 120 387 125 339 130 298 135 263 140 232 145 206 150 183 K Characteristic values for the VRC DCF outdoor temperature sensor Temperature C Resis...

Page 53: ...hould be made aware it is ultimately their responsibility to register with the manufacturer within the allotted time period It is essential that the heat pump is serviced in line with the manufacturer...

Page 54: ...V VWHP KDV EHHQ XVKHG DQG FOHDQHG LQ DFFRUGDQFH ZLWK 6 DQG KHDW SXPS PDQXIDFWXUHU V LQVWUXFWLRQV Yes What system cleaner was used What inhibitor was used Quantity litres Is the system adequately frost...

Page 55: ...ompany name Telephone No 2SHUDWLYH 1R Comments Signature SERVICE 05 Date Engineer name Company name Telephone No 2SHUDWLYH 1R Comments Signature SERVICE 07 Date Engineer name Company name Telephone No...

Page 56: ...hould be made aware it is ultimately their responsibility to register with the manufacturer within the allotted time period It is essential that the heat pump is serviced in line with the manufacturer...

Page 57: ...accordance with BS7593 2019 Yes Heat Pump outdoor unit Tick the appropriate boxes Measure and Record Is the heating system adequately frost protected and pipes insulated to prevent heat loss Yes Spli...

Page 58: ...issioning l min Additional heat sources connected Gas Boiler Oil Boiler Electric Heater Solar Thermal Other ALL INSTALLATIONS All electrical work complies with the appropriate Regulations Yes The heat...

Page 59: ...been checked and appropriate action taken in accordance with BS 7593 and heat pump manufacturers instructions Yes N a Comments Signature SERVICE 01 Date Engineer name Company name Telephone No Operat...

Page 60: ...not have under taken this if the service engineers attendance visit was in between annual services to attend a non water facing component SERVICE 01 Date Engineer name Company name Telephone No Operat...

Page 61: ...impedance Z max with in rush current limiter 0 472 0 472 0 472 Required network impedance Z max for auxiliary heater 0 472 0 472 0 472 Fuse type characteristic C slow blow three pole switching disconn...

Page 62: ...70 bar Max brine fluid operating pressure 0 3 MPa 3 0 bar 0 3 MPa 3 0 bar 0 3 MPa 3 0 bar Max electrical power consumption brine circuit pump 76 W 76 W 130 W Brine pump type High efficiency pump High...

Page 63: ...4 230 V Installation site Interior dry Interior dry Interior dry Installation room volume complying with EN 378 3 41 m 5 45 m 5 68 m Permissible environmental temperature at the installation site 7 t...

Page 64: ...kW 11 32 kW Effective power consumption B0 W45 T 5 K 1 58 kW 2 51 kW 3 28 kW Coefficient of performance B0 W45 T 5 K EN 14511 3 35 3 27 3 45 Heat output B0 W55 T 8 K 5 37 kW 8 64 kW 11 67 kW Effective...

Page 65: ...ar Nominal flow with T 8 K 710 l h 1 120 l h 1 510 l h Max remaining feed head with T 8 K 0 062 MPa 0 620 bar 0 2103 MPa 2 1030 bar 0 4045 MPa 4 0450 bar Min volume flow during continuous oper ation a...

Page 66: ...B A 49 4 dB A 50 7 dB A Sound power level W10 W55 EN 12102 EN 14511 LWI in heating mode 45 7 dB A 52 6 dB A 52 6 dB A Application limits for the heat pump Heating heat source ground water At the same...

Page 67: ...15 2 0 0 15 2 19 1 19 1 5 5 kW 23 9 19 1 20 9 8 7 15 2 19 1 19 1 7 0 kW 15 2 15 2 26 3 19 1 19 1 9 0 kW 20 9 20 9 26 3 19 1 19 1 X12 max 1 3 X14 max 0 9 X141 X143 X144 X145 max 2 5 A 0 0 kW 0 0 23 8 0...

Page 68: ...5X 4 heat pump with a nominal heat output of 5 kW is 23 9 A if connected in accordance with wiring diagram 1 in compressor mode with the electric back up heater activated and an output of 5 5 kW enabl...

Page 69: ...18 Disposal accessories 34 Disposal brine fluid 34 Disposal packaging 34 Disposal product 34 Disposing of refrigerant 34 Documents 7 E eBUS lines routing 21 Electric back up heater circuit breaker 32...

Page 70: ...rvice number 28 Scope of delivery 11 Sensor test 32 Serial number 11 Service message checking 33 Service number saving 28 Setting parameters 29 Setting building circuit pump 29 Setting cooling technol...

Page 71: ......

Page 72: ...isher manufacturer Vaillant GmbH Berghauser Str 40 D 42859 Remscheid Tel 49 2191 18 0 Fax 49 2191 18 2810 info vaillant de www vaillant de These instructions or parts thereof are protected by copyrigh...

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