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

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For the competent person

Installation and maintenance instructions

flexoTHERM exclusive

VWF 57/4 230 V

VWF 87/4 230 V

VWF 117/4 230 V

Installation and maintenance instructions

Publisher/manufacturer
Vaillant GmbH

Berghauser Str. 40

D-42859 Remscheid

Tel. +49

‑

Fax +49

‑

[email protected]

www.vaillant.de

Summary of Contents for flexoTHERM exclusive VWF 57/4

Page 1: ...ions flexoTHERM exclusive VWF 57 4 230 V VWF 87 4 230 V VWF 117 4 230 V GB Installation and maintenance instructions Publisher manufacturer Vaillant GmbH Berghauser Str 40 D 42859 Remscheid Tel 49 21...

Page 2: ...wiring 28 8 9 Installing the VRC DCF 28 8 10 Installing optional accessories 28 8 11 Checking the electrical installation 28 8 12 Completing installation 28 9 Start up 29 9 1 Operating concept 29 9 2...

Page 3: ...re sensor 48 G Characteristic values for internal temperature sensors 49 H Characteristic values for the VRC DCF outdoor temperature sensor 50 I Heat pump schematic 51 J Commissioning Checklist 53 K C...

Page 4: ...and servicing instructions for the product and any other system compon ents installing and fitting the product in accord ance with the product and system approval compliance with all inspection and m...

Page 5: ...tion surface may cause leaks in the product If the installation surface does not have suffi cient load bearing capacity the product may topple There is a risk of death if the connections are subject t...

Page 6: ...ng coolant The product contains R 410 A refrigerant The coolant must not be allowed to escape into the atmosphere R410A is a fluorinated greenhouse gas covered by the Kyoto Pro tocol with a GWP of 208...

Page 7: ...eneration by extracting the thermal energy from a heat source circuit and releasing this into the heating circuit via the internal refrigeration circuit At the same time there is an opportunity for ac...

Page 8: ...erature This temperature is now lower than that of the brine that flows through the evaporator The coolant can thus absorb more thermal energy in the evap orator turning into vapour in the process and...

Page 9: ...ture of the heat source falls below a certain value the compressor temporarily switches off and displays a status message If this fault occurs three times in a row it is switched off and a fault messa...

Page 10: ...ction From the heat pump to the heat source cold brine B 2 Connection From the heat source to the heat pump hot brine A 3 Hot water return 4 Heating circuit dia phragm expansion tank connection 5 Heat...

Page 11: ...o 16th digits of the serial number form the article number 4 5 CE label The CE label shows that the products comply with the basic requirements of the applicable directives as stated on the identifica...

Page 12: ...in which the permissible ambient temperature is neither above nor below the permitted range Permissible ambient temperature 7 25 Permissible relative air humidity 40 75 Ensure that the installation ro...

Page 13: ...Installation 5 0020213395_00 flexoTHERM exclusive 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: ...ion the sack truck at the rear so 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...

Page 15: ...ally by adjusting the ad justable feet 5 7 Removing carrying handles Cut off the carrying handles and throw them away 5 8 Removing the front casing 1 1 Remove the front flap on the operator control pa...

Page 16: ...g the casing top and side 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...

Page 17: ...hnical data table must be guaranteed 6 2 Connecting the heat pump to the heating circuit Caution Risk of damage from magnetite deposits In heating installations with steel pipes static heating surface...

Page 18: ...stem and treat the heating water Ensure that oxygen cannot get into the heating water Checking the filling and supplementary water Before filling the system measure the hardness of the filling and sup...

Page 19: ...10 Purge the heating circuit at the locations provided for this 11 Purge the heating pump using the heating pump s drain screw 12 Check the heating installation pressure again if re quired repeat the...

Page 20: ...n of flow this may lead to a turbine effect which can damage the pump s electronics Ensure that the brine pump is filled in the direction of flow 7 Use the filling pump 67 to pour the brine fluid from...

Page 21: ...identification plate Fuse this connection using the exact values that are spe cified in the technical data If the local power supply network operator requires that the heat pump is controlled using a...

Page 22: ...ous power supply to the mains con nection X101 Page 36 8 4 2 Connecting the blockable power supply for the auxiliary heater Connect the power supply to the X102 mains connection Page 36 8 4 3 Connecti...

Page 23: ...an external well pump to the X143 connection Max switching capacity at plug output 1 A Connect the temperature sensors to the VV suction well and RR injection well terminals Note No functions are coup...

Page 24: ...r internal auxiliary electric heating 2 X143 Well pump 3 X120 Optional 230 V supply for protection anode 4 X145 External auxiliary heating 5 F1 F1 T 4A 250 V fuse protects 230 V loads on mains connect...

Page 25: ...for heating circuit with passive cooling module 17 X202 not used 18 X90 not used 19 X140 Connection for 3 way diverter valve for pass ive cooling module 20 X142 3 way mixer valve for passive cooling...

Page 26: ...40 edge connector electrical lines 3 X51 Edge connector for display connection 4 X30 eBUS connection diagnostics interface 5 X25 Modbus plug for controlling the in rush current limiter 6 X31 not used...

Page 27: ...nnection for internal 3 way valve for hot water DHW 16 X13 Internal brine pump connection 17 X16 Internal heating pump connection 18 X11 Connection for internal 4 way valve 19 X1 230 V supply for cont...

Page 28: ...conductors are sitting mechanically securely in the terminals of the plug Remedy this if necessary 11 Plug the plug into the associated PCB slot 8 9 Installing the VRC DCF Install the VRC DCF receive...

Page 29: ...9 3 4 Enabling auxiliary electric heating On the system controller you can select whether the auxili ary electric heating is to be used for heating mode hot water handling mode or both modes Set the m...

Page 30: ...to a time period or switching the gas fired boiler operation to heat pump mode Time conditions for compressor operation The following shall always apply for operation Minimum running time 3 minutes Mi...

Page 31: ...eat source 2 Ground heat source 3 Groundwater 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 belo...

Page 32: ...or Max heating mode target flow temperature 75 4 Confirm this change by pressing OK 10 4 Setting the flow temperature in cooling mode with no controller connected 1 Activate manual mode Menu Installe...

Page 33: ...or Page 48 Characteristic values for internal temperature sensors Page 49 Characteristic values for the VRC DCF outdoor temperature sensor Page 50 11 8 Auxiliary electric heater circuit breaker A circ...

Page 34: ...eliminate the cause 12 5 Checking and correcting the filling pressure in the brine circuit If the filling pressure falls below the minimum pressure the heat pump is automatically shut down and a main...

Page 35: ...Ensure that the brine fluid is disposed of in compliance with local regulations for example at an appropriate waste site or waste incineration plant For smaller volumes contact your local disposal co...

Page 36: ...power The internal auxiliary electric heating at X102 is supplied with power via a separate connection either continuously or with interruptions B Power supply 3 PE 230 V connection diagram 2 IT 1 0...

Page 37: ...ue EEV VI steps el expansion valve injection steps Current value VUV DHW switchings Current value Well pump hours Current value h Well pump starts Current value Heat rod power cons Current value kWh H...

Page 38: ...or passive cooling 40 90 0 1 T 81 Return 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 close...

Page 39: ...urther sensors T 146 Outside temperature 40 90 0 1 T 147 DCF status Current value No DCF signal Validate DCF signal Valid DCF signal T 148 System temperature 40 90 0 1 T 149 MPI input Closed Open Clos...

Page 40: ...cooling No cooling Active cooling On site pass cooling On site pass cooling 0 Device specific number 40 44 Current value VWF 5x 4 230 V 40 VWF 8x 4 230 V 41 VWF 11x 4 230 V 42 Software version Curren...

Page 41: ...not active Test act ive Test not active Test active Test not active Contact details Telephone num ber Phone number 0 9 Empty End the installation assistant Yes back 1 See overview of fault codes D St...

Page 42: ...Environment circuit Pressure too low S 247 Env circuit Fault contact Pump open S 265 Environment circuit Pressure mon open S 266 Environment cir inlet temperature too high Displays relating to the bui...

Page 43: ...t connected or sensor in put has short circuited Check the sensor and replace if necessary Replace the cable harness F 520 Temp sensor fault Building cir cuit flow Sensor not connected or sensor in pu...

Page 44: ...Pressure too low Pressure loss in the environment circuit due to leaks or air pockets Environment circuit pressure sensor defective Check the environment circuit for leaks Top up the medium brine wate...

Page 45: ...n unit for dirt F 732 Compressor outlet temperature too high The compressor outlet temperature is above 130 C Application limits exceeded EEV does not work or does not open correctly Coolant volume to...

Page 46: ...mperature 7 C Groundwater brine Groundwater inlet temperature 2 C Check the dimensioning of the envir onment circuit Check the sensors F 741 Building circuit inlet Return tem perature too low Return t...

Page 47: ...sor fault Well outlet temp Sensor not connected or sensor in put has short circuited Check the sensor and replace if necessary Replace the cable harness F 1100 Heating rod Safety cut out open The safe...

Page 48: ...orly tightened electrical connec tions Mains voltage too low Blocked by energy supply company for over five hours Check the auxiliary electric heater and its power supply and reset the circuit breaker...

Page 49: ...or internal temperature sensors Temperature C Resistance ohms 40 327344 35 237193 30 173657 25 128410 20 95862 15 72222 10 54892 5 42073 0 32510 5 25316 10 19862 15 15694 20 12486 25 10000 30 8060 35...

Page 50: ...uctions flexoTHERM exclusive 0020213395_00 H Characteristic values for the VRC DCF outdoor temperature sensor Temperature C Resistance ohms 25 2167 20 2067 15 1976 10 1862 5 1745 0 1619 5 1494 10 1387...

Page 51: ...T 11 TZ 11 PZ 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 tank connec tion 2 Circulation...

Page 52: ...erature sensor TT11 Compressor outlet temperature sensor TT14 Intermediate injection compressor inlet temperature sensor TT17 Electronic expansion valve outlet temperature sensor TT20 Heating return t...

Page 53: ...nstructions 53 J Commissioning Checklist Applicability Great Britain Heating and Hotwater Industry Council HHIC www centralheating co uk Benchmark Commissioning and Servicing Section It is a requireme...

Page 54: ...ZHLJKW Yes 7KH 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 a...

Page 55: ...Engineer name Company 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 na...

Page 56: ...0020213395_00 K Commissioning Checklist Applicability Great Britain Heating and Hotwater Industry Council HHIC www centralheating co uk Benchmark Commissioning and Servicing Section It is a requireme...

Page 57: ...V KDYH EHHQ OOHG DQG SUHVVXUH WHVWHG LQ DFFRUGDQFH ZLWK UHOHYDQW ULWLVK 6WDQGDUGV Yes I PRUH WKDQ RQH FROOHFWRU KDV EHHQ XVHG KDV WKH V VWHP EHHQ K GUDXOLFDOO EDODQFHG ORZ EDODQFLQJ UHJXODWLQJ YDOYHV...

Page 58: ...ate Engineer name Company 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 Compan...

Page 59: ...Designing in accordance with the selected connection diagrams Designing in accordance with the selected connection diagrams Optional on site residual current circuit breaker RCCB type A type A pulse c...

Page 60: ...pump type High efficiency pump High efficiency pump High efficiency pump Building circuit heating circuit VWF 57 4 230 V VWF 87 4 230 V VWF 117 4 230 V Heating circuit water contents in the heat pump...

Page 61: ...30 V VWF 117 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 ambient temperature at the installation si...

Page 62: ...80 kW Output figure B0 W35 T 5 K coefficient of performance EN 14511 4 50 4 40 4 60 Heating output B0 W45 T 5 K 5 30 kW 8 50 kW 11 40 kW Power consumption B0 W45 T 5 K 1 70 kW 2 60 kW 3 50 kW Output...

Page 63: ...W35 T 5 K with an external pressure loss of 250 mbar in the heating circuit 24 W 37 W 49 W Performance data The following performance data is applicable to new products with clean heat exchangers Chec...

Page 64: ...s in the heating circuit T 5 K or T 8 K and the brine circuit T 3 K as for the nominal heat output test under standard nominal conditions Operation of the pump outside the application limits results i...

Page 65: ...9 1 19 1 2 0 kW 8 7 19 1 8 7 8 7 0 0 19 1 19 1 3 5 kW 15 2 19 1 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...

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Page 68: ...ire DE56 1JT Telephone 0330 100 3461 info vaillant co uk www vaillant co uk These instructions or parts thereof are protected by copyright and may be reproduced or distributed only with the manufactur...

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