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Operating instructions

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Installation and maintenance
instructions

aroTHERM plus

VWL 45/6 A 230V S3 ... VWL 155/6 A S3

Summary of Contents for aroTHERM plus

Page 1: ...en Operating instructions en Installation and maintenance instructions aroTHERM plus VWL 45 6 A 230V S3 VWL 155 6 A S3 ...

Page 2: ...ign 102 3 6 Data plate and serial number 102 3 7 Warning sticker 103 4 Protective zone 103 4 1 Protective zone 103 5 Operation 104 5 1 Switching on the product 104 5 2 Operating the product 104 5 3 Guaranteeing frost protection 104 5 4 Switching off the product 104 6 Care and maintenance 104 6 1 Keeping the product clear 104 6 2 Caring for the product 104 6 3 Carrying out maintenance work 104 7 Tr...

Page 3: ...ars and above and persons with reduced physical sensory or mental capabil ities or lack of experience and knowledge if they have been given supervision or instruc tion concerning use of the product in a safe way and understand the hazards involved Children must not play with the product Cleaning and user maintenance work must not be carried out by children unless they are supervised Any other use ...

Page 4: ... competent person Adhere to the maintenance intervals spe cified 1 3 4 Risk of material damage caused by frost Ensure that the heating installation always remains in operation during freezing con ditions and that all rooms are sufficiently heated If you cannot ensure the operation have a competent person drain the heating install ation 1 3 5 Danger caused by improper operation Improper operation m...

Page 5: ...nology 3 3 Functions of the heat pump The heat pump has a closed refrigerant circuit in which refri gerant circulates Cyclic evaporation compression liquefaction and expansion takes in heat energy from the surroundings and transfers it to the building In cooling mode heat energy is extracted from the building and released into the environment 3 4 System separation and frost protection With a syste...

Page 6: ...erant must not collect in any way that may lead to a dangerous explosive suffocating or toxic atmosphere A protective zone is defined for the area close around the product There must be no windows doors ventilation open ings light shafts cellar entrances escape hatches flat roof windows or downpipes in the protective zone The protective zone must not extend to adjacent buildings or public traffic ...

Page 7: ...this means that frost protection is no longer guaranteed if no system separation for guaranteeing the frost protection is present 6 Care and maintenance 6 1 Keeping the product clear 1 Regularly remove branches and leaves that have gathered around the product 2 Regularly remove leaves and dirt from the ventilation grille below the product 3 Regularly remove snow from the air inlet grille and from ...

Page 8: ...ycling and disposal The competent person who installed your product is re sponsible for the disposal of the packaging If the product is labelled with this mark In this case do not dispose of the product with the household waste Instead hand in the product to a collection centre for waste electrical or electronic equipment If the product contains batteries that are labelled with this mark these bat...

Page 9: ...re The product no longer works The power supply has been temporarily disconnected When the power supply is re established the product automatically starts up The power supply has been permanently disconnected Inform your competent person Cloud of vapour at the product Thawing procedure at high air humidity This is a normal effect ...

Page 10: ...ents for the quality of the mains voltage 123 7 3 Requirements for electrical components 123 7 4 Electrical partition 123 7 5 Installing components for the energy supply company lockout function 123 7 6 Removing the cover for the electrical connections 123 7 7 Stripping the electrical wire 123 7 8 Establishing the power supply 1 230V 124 7 9 Establishing the power supply 3 400V 124 7 10 Connecting...

Page 11: ... 14 Decommissioning 132 14 1 Temporarily decommissioning the product 132 14 2 Permanently decommissioning the product 132 15 Recycling and disposal 133 Appendix 134 A Functional diagram 134 B Safety devices 135 C Wiring diagram 136 C 1 Wiring diagram power supply 1 230V 136 C 2 Wiring diagram power supply 3 400V 137 C 3 Wiring diagram sensors and actuators 138 D Inspection and maintenance work 139...

Page 12: ...ructions for the product and any other system com ponents installing and setting up the product in ac cordance with the product and system ap proval compliance with all inspection and main tenance conditions listed in the instruc tions Intended use also covers installation in ac cordance with the IP code Any other use that is not specified in these instructions or use beyond that specified in this...

Page 13: ...e zone In particular open flames hot surfaces with temperatures above 370 C electrical devices or tools that are not free from electrical sources static dis charges 1 3 5 Risk of death caused by fire or explosion when removing the refrigerant The product contains the combustible refri gerant R290 The refrigerant may mix with air to form a flammable atmosphere There is a risk of fire and explosion ...

Page 14: ...k tech nology 1 2 4 3 5 6 1 Heat pump outdoor unit 2 eBUS line 3 System control op tional 4 Control for the indoor unit 5 Heat pump indoor unit 6 Heating circuit 3 2 Description of the product The product is the outdoor unit of an air to water heat pump with monoblock technology 3 3 Functions of the heat pump The heat pump has a closed refrigerant circuit in which refri gerant circulates In heatin...

Page 15: ...ront 1 2 3 4 5 6 1 Evaporator heat ex changer 2 INSTALLER BOARD PCB 3 HMU PCB 4 Compressor 5 INVERTER assembly 6 Fan 3 4 2 Components unit rear 3 4 1 2 5 1 Temperature sensor at the air inlet 2 Air inlet grille 3 Connection for heating flow 4 Connection for heating return 5 Cover electrical con nections 3 4 3 Components compressor 12 1 2 3 4 5 11 10 9 8 7 6 1 Automatic air vent 2 Pressure sensor i...

Page 16: ...lass Information Meaning Symbols Compressor Control Refrigerant circuit P max Rated power maximum I max Rated current maximum I In rush current Refriger ant cir cuit MPa bar Permissible operating pressure rel ative R290 Refrigerant type GWP Refrigerant Global Warming Poten tial kg Refrigerant fill quantity t CO2 Refrigerant CO2 equivalent Heat output cooling output Ax Wxx Air inlet temperature of ...

Page 17: ...tomatically detected and is automatically thawed at certain intervals The thawing occurs by reversing the refrigeration circuit while the heat pump is operating The heat energy that is required for this is taken from the heating installation Correct thawing operation is only possible if the minimum volume of heating water is circulating in the heating installa tion Product Activated back up heater...

Page 18: ...c atmosphere A protective zone is defined for the area close around the product There must be no windows doors ventilation open ings light shafts cellar entrances escape hatches flat roof windows or downpipes in the protective zone The protective zone must not extend to adjacent buildings or public traffic areas There must be no ignition sources such as plug sockets light shafts lamps or electrica...

Page 19: ... 5 Set up 5 1 Checking the scope of delivery Check the contents of the packaging units Quant ity Designation 1 Heat pump outdoor unit 1 Condensate discharge tundish 1 Bag with small parts 1 Enclosed documentation 5 2 Transporting the product Warning Risk of injury from lifting a heavy weight Lifting weights that are too heavy may cause injury to the spine for example Note the weight of the product...

Page 20: ...omplying with minimum clearances To guarantee sufficient air flow and to facilitate mainten ance work observe the minimum clearances that are specified Ensure that there is sufficient room to install the hydraulic lines 5 4 1 Minimum clearances ground installation and flat roof installation A D B E C Minimum clear ance Heating mode Heating and cooling mode A 100 mm 100 mm B 1000 mm 1000 mm C 200 m...

Page 21: ...and shrubs Please note that the installation site must be below 2000 m above sea level Please note the noise emissions Maintain sufficient clearance from noise sensitive areas of the adjacent building Select an installation site that is as far away from the windows of adjacent building as possible Select a location that is as far away from your own bedroom as possible Select an installation site t...

Page 22: ...otected against the wind you should plan to set up a protective wall Please note the noise emissions Maintain sufficient clearance from adjacent buildings Route the hydraulic lines and electrical wires Provide a wall duct 5 7 Preparing for fitting and installation Danger Risk of death caused by fire or explosion if there is a leak in the refrigerant circuit The product contains the combustible ref...

Page 23: ...be safely accessed If the work on the product takes place at a height above 3 m install technical fall protection Observe the local laws and regulations 5 9 2 Installing the product 1 Check the design and load bearing capacity of the wall Note the weight of the product 2 Use the unit mounting bracket that is suitable for wall mounting from the accessories 3 Use the small damping feet from the acce...

Page 24: ...mum circulation water volume of heating water must be guaranteed 6 3 Requirements for hydraulic components Plastic pipes that are used for the heating circuit between the building and the product must be diffusion tight Pipelines that are used for the heating circuit between the building and the product must have UV and high temperat ure resistant thermal insulation 6 4 Preparing the hydraulics in...

Page 25: ...t is the responsibility of the installer or end user of the unit to ensure if necessary after consultation with the network operator that this unit is only connected to one con nection point with an Ssc value that is greater than or equal to 33 7 1 Preparing the electrical installation Danger Risk of death from electric shock as a res ult of an improper electrical connection An improper electrical...

Page 26: ...nector in these instructions The fuse or the circuit breaker that is installed in the building s meter fuse box is usually used as the disconnector 7 5 Installing components for the energy supply company lockout function Condition Energy supply company lockout function provided The heat generation from the heat pump can be switched off temporarily by the energy supply company The unit can be shut ...

Page 27: ...ure 3 Use two 3 pole power supply cables Route this from the building and through the wall duct to the product 4 Connect the power supply cable from the heat pump electricity meter to connection X200 in the electronics box 5 Remove the 2 pole bridge from the X210 connection 6 Connect the power supply cable from the household electricity meter to connection X211 7 Use the strain relief clamps to se...

Page 28: ...frigerant circuit 2 Secure the cover by lowering it into the locking mechan ism without damaging the circumferential seal 3 Use two screws to secure the cover to the lower edge 8 Start up 8 1 Checking before switching on Check whether all the hydraulic connections are estab lished correctly Check whether all the electrical connections are estab lished correctly Check depending on the type of conne...

Page 29: ...eness in the rest of the heating system Additives for cleaning measures subsequent flushing required Adey MC3 Adey MC5 Fernox F3 Sentinel X 300 Sentinel X 400 Additives intended to remain permanently in the installation Adey MC1 Fernox F1 Fernox F2 Sentinel X 100 Sentinel X 200 Additives for frost protection intended to remain permanently in the installation Adey MC ZERO Fernox Antifreeze Alphi 11...

Page 30: ... Troubleshooting table installation instruc tions for the indoor unit Appendix 12 Inspection and maintenance 12 1 Preparing for inspection and maintenance Only carry out the work if you are competent and have knowledge about the special features and risks of R290 refrigerant Danger Risk of death caused by fire or explosion if there is a leak in the refrigerant circuit The product contains the comb...

Page 31: ...the contact address provided on the reverse of this docu ment If you require spare parts for maintenance or repair work use only Vaillant genuine spare parts 12 4 Removing the casing sections 12 4 1 Removing the top casing A B 2 1 Remove the top casing as shown in the figure 12 4 2 Removing the right hand side casing A B 2 1 Remove the right hand side casing as shown in the fig ure 12 4 3 Removing...

Page 32: ...roduct using a sponge and hot water with cleaning agent Do not use abrasive cleaners Do not use solvents Do not use any cleaning agents that contain chlorine or am monia 12 8 Checking the evaporator fan and condensate discharge 1 Remove the top casing Page 128 2 Remove the left hand side casing Page 128 3 Remove the air outlet grille Page 128 4 On the evaporator check whether there is dirt between...

Page 33: ...unit check whether the electrical wires are free from damage 12 12 Checking the small damping feet for wear 1 Check whether the small damping feet are significantly compressed 2 Check whether the small damping feet have significant cracks 3 Check whether there is substantial corrosion on the screwed connection for the small damping feet Condition Replacement required Procure and install new dampin...

Page 34: ...igerant circuit If you want to remove the compressor in which the com pressor oil is located use sufficient negative pressure to drain it for long enough to guarantee that there is no longer any combustible refrigerant in the compressor oil Establish the atmospheric pressure Use a pipe cutter to open the refrigerant circuit Do not use soldering equipment or sparking or chipping tools Remove the co...

Page 35: ...nt Use only R290 refrigerant that has not been used before and is specified as such and the purity of which is at least 99 5 1 Procure the tools and units that are required for filling with refrigerant Vacuum pump Refrigerant cylinder Scales 2 Only use tools and units that are permitted for R290 re frigerant Only use refrigerant cylinders that are labelled accordingly 3 Only use hoses couplings an...

Page 36: ...at the refrigerant has been completely removed Sign the sticker and specify the date 9 Recycle the removed refrigerant in accordance with the regulations Note that the refrigerant must be cleaned and checked before it is used again 10 Dispose of or recycle the product and its components in accordance with the regulations 15 Recycling and disposal Disposing of the packaging Dispose of the packaging...

Page 37: ...e compressor 9 Maintenance connection in the high pressure area 10 Pressure sensor 11 Pressure switch 12 Heating pump 13 Temperature sensor on the heating flow 14 Automatic air vent in the heating circuit 15 Pressure sensor in the heating circuit 16 Connection heating return 17 Connection heating flow 18 Flow rate sensor 19 Temperature sensor on the heating return 20 Condenser heat exchanger 21 Te...

Page 38: ...rea 8 Temperature sensor behind the compressor 9 Pressure sensor in the high pressure area 10 Pressure switch in the high pressure area 11 Compressor with refrigerant separator 12 Temperature monitor on the compressor 13 Temperature sensor in front of the compressor 14 Maintenance connection in the low pressure area 15 Pressure sensor in the low pressure area 16 Refrigerant buffer 17 Fan 18 Evapor...

Page 39: ...10 X200 X201 X206 X214 X213 X212 3 2 1 L N 2 3 1 11 10 4 5 6 9 8 7 12 1 INSTALLER BOARD PCB 2 Power supply connection 3 Bridge depending on the type of connection energy supply company lockout 4 Input for the limit thermostat 5 Input S21 not used 6 eBUS line connection 7 Connection to the HMU PCB 8 Power supply for fan 2 only for product VWL 125 6 and VWL 155 6 9 Power supply for fan 1 10 Compress...

Page 40: ...3 2 1 L N 2 3 1 12 11 4 5 6 10 9 8 7 13 1 INSTALLER BOARD PCB 2 Power supply connection 3 Bridge depending on the type of connection energy supply company lockout 4 Input for the limit thermostat 5 Input S21 not used 6 eBUS line connection 7 Connection to the HMU PCB 8 Power supply for fan 2 only for product VWL 125 6 and VWL 155 6 9 Power supply for fan 1 10 Choking only for product VWL 125 6 and...

Page 41: ...22 23 25 24 21 20 1 7 8 9 19 18 17 16 15 14 13 12 11 10 26 27 1 HMU PCB 2 Actuation for fan 2 only for product VWL 125 6 and VWL 155 6 3 Flow rate sensor 4 Connection to the INSTALLER BOARD PCB 5 Heating pump power supply 6 Crankcase heating 7 4 port diverter valve 8 Condensate tray heater 9 Connection to the INSTALLER BOARD PCB 10 Pressure sensor in the low pressure area 11 Pressure sensor in the...

Page 42: ...the noise reduction mode unit operates with reduced noise emissions The data in accordance with EN 14825 is determined using a special test method You can find information about this from the manufacturer of the product by stating EN 14825 test method Technical data General VWL 45 6 A 230V S3 VWL 55 6 A 230V S3 VWL 65 6 A 230V S3 VWL 85 6 A 230V S3 Width 1 100 mm 1 100 mm 1 100 mm 1 100 mm Height ...

Page 43: ...3 VWL 55 6 A 230V S3 VWL 65 6 A 230V S3 VWL 85 6 A 230V S3 Heating water temperature minimum maximum 20 75 20 75 20 75 20 75 Basic length of the heating water pipe max imum between the outdoor unit and indoor unit 20 m 20 m 20 m 20 m Operating pressure minimum 0 05 MPa 0 50 bar 0 05 MPa 0 50 bar 0 05 MPa 0 50 bar 0 05 MPa 0 50 bar Operating pressure maximum 0 30 MPa 3 00 bar 0 30 MPa 3 00 bar 0 30...

Page 44: ...ant fill quantity 1 30 kg 1 30 kg 1 30 kg 1 30 kg Refrigerant Global Warming Potential GWP 3 3 3 3 Refrigerant CO2 equivalent 0 0039 t 0 0039 t 0 0039 t 0 0039 t Permissible operating pressure maximum 3 15 MPa 31 50 bar 3 15 MPa 31 50 bar 3 15 MPa 31 50 bar 3 15 MPa 31 50 bar Compressor type Scroll compressor Scroll compressor Scroll compressor Scroll compressor Compressor oil type Specific polyal...

Page 45: ...n A2 W35 6 20 A 2 90 A 6 70 A 3 00 A Heat output minimum maximum A7 W35 5 40 13 50 kW 5 40 13 50 kW 5 40 15 00 kW 5 40 15 00 kW Heat output nominal A7 W35 11 60 kW 11 60 kW 14 30 kW 14 30 kW Coefficient of performance COP EN 14511 A7 W35 4 70 4 70 4 30 4 30 Power consumption effective A7 W35 2 47 kW 2 47 kW 3 33 kW 3 33 kW Power consumption A7 W35 11 20 A 4 40 A 15 10 A 5 60 A Heat output A7 W45 8...

Page 46: ... kW 2 35 kW Power consumption A35 W18 10 90 A 4 20 A 10 90 A 4 20 A Cooling output minimum maximum A35 W7 4 40 12 10 kW 4 40 12 10 kW 4 30 12 00 kW 4 30 12 00 kW Cooling output A35 W7 7 90 kW 7 90 kW 12 00 kW 12 00 kW Energy efficiency ratio EER EN 14511 A35 W7 3 50 3 50 2 80 2 80 Power consumption effective A35 W7 2 26 kW 2 26 kW 4 29 kW 4 29 kW Power consumption A35 W7 10 20 A 4 00 A 19 20 A 7 0...

Page 47: ...N 14511 LWA A7 W35 58 dB A 58 dB A 61 dB A 61 dB A Sound power EN 12102 EN 14511 LWA A7 W45 58 dB A 59 dB A 58 dB A 59 dB A Sound power EN 12102 EN 14511 LWA A7 W55 60 dB A 60 dB A 61 dB A 61 dB A Sound power EN 12102 EN 14511 LWA A7 W65 61 dB A 59 dB A 61 dB A 59 dB A Sound power EN 12102 EN 14511 LWA A 7 W35 40 noise reduction mode 54 dB A 55 dB A 54 dB A 55 dB A Sound power EN 12102 EN 14511 LW...

Page 48: ...nd 4 1 Guarantee For information on the manufacturer s guarantee you can write to the contact address that is provided on the back page 4 2 Customer service For contact details for our customer service department you can write to the address that is provided on the back page or you can visit www vaillant com ...

Page 49: ...рвизен телефон 0700 18600 info gaskomfort com www gaskomfort com Vaillant Group International GmbH Berghauser Strasse 40 42859 Remscheid Tel 492191 18 0 www vaillant info These instructions or parts thereof are protected by copyright and may be reproduced or distributed only with the manufacturer s written consent 0020297937_01 ...

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