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Vaillant 0020135785, Installation Instructions Manual

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Vaillant 0020135785 Installation Instructions Manual Download Page 1

Installation instructions

For the competent person

GB, IE

Installation instructions

VR 66/2 Control Centre

Summary of Contents for 0020135785

Page 1: ...Installation instructions For the competent person GB IE Installation instructions VR 66 2 Control Centre ...

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Page 3: ... Mounting and installation 11 4 1 Preparing the mounting and installation 11 4 2 Mounting the product 11 4 3 Electrical Installation 12 5 Commissioning 13 5 1 Filling 13 5 2 Venting 13 5 3 Switching on 13 5 4 Multizone specific adjustment 13 5 5 Restart and check 13 6 User information 14 7 Maintenance 14 7 1 Trouble shooting 14 7 2 Main supply cable 14 8 Decommissioning 15 9 Recycling and disposal...

Page 4: ...fety in accordance with BS EN 7671 2 1 General safety advices Before to read this chapter also read the general safety advice of the operating instructions 2 1 1 Danger to life by electric shock Touching live connections can cause serious personal injury Before carrying out any work on the product switch off the power supply Secure the power supply against being switched on again 2 1 2 Danger to l...

Page 5: ... location where it will not be exposed to moisture or water splashes Observe the elec trical protection IP contained in the technical data Any other use than the use described in the instructions at hand or any use extending the described use is not intended Any direct commercial or industrial use is also deemed to be improper 2 3 Rules and regulations 2 3 1 Statutory requirements Installation of ...

Page 6: ...re reference Installers are required to carry out installation commissioning and servicing work in accordance with the Benchmark Code of Practice which is available from the Heating and Hotwater Indus try Council who manage and promote the Scheme Visit www centralheating co uk for more information 2 3 2 Domestic Hot Water All domestic hot water circuits connections fittings must be in accordance w...

Page 7: ...ler i If a VR65 is replaced by a VR 66 2 it has to be set on monozone mode 3 2 2 Priorities are defined as follows Value of diagnostic code d 70 Meaning 0 Hot water priority The 3 port valve is in the heating or hot water position depending on the operating mode With 2 port valves either the DHW valve or the CH valve is open both valves are closed on standby 1 Enable mid position The 3 port valve ...

Page 8: ...tre 6 Bypass necessary with open vent boilers 7 Domestic hot water cylinder 8 Temperature sensor not supplied 9 Cylinder thermostat 10 Heating circuit 11 Overheating safety if underfloor heating A Boiler circuit return B Boiler circuit flow C Cold water supply D Domestic hot water outlet 3 port valve electrical connections Connect the live wire white or brown of the valve to the L of the CH1 conne...

Page 9: ... 4 12 7 5 1 C D 1m min 9 10 1 2 6 4 3 6 DHW cylinder with temperature sensor DHW cylinder with thermostat Key 1 Room thermostat 2 System boiler 3 DHW valve 2 port valve 4 Heating 2 port valve 5 Electrical supply 6 VR 66 2 control centre 7 Bypass necessary with open vent boilers 8 Domestic hot water cylinder 9 Temperature sensor not supplied 10 Cylinder thermostat 11 Heating circuit 12 Overheating ...

Page 10: ... boiler can store different target temperatures for heating and hot water modes i The multizone mode is only compatible with VRT 350 or VRT 380 combined with VR 92 No other room ther mostats are compatible The multizone mode will NOT support weather com pensation and cannot be used on Y plan systems with three port motorised valves The standard installation for multizone mode is characterised by 2...

Page 11: ...0 room thermostat zone 1 or VRT 380 2 Open vent or system boiler 3 VRT 350 room thermostat zone 2 or VR 92 in combination with VRT 380 4 Connection block not supplied 5 Temperature sensor not supplied 6 Heating zone 2 2 port valve 7 DHW valve 2 port valve 8 Heating zone 1 2 port valve 9 Electrical supply 10 VR 66 2 control centre 11 Bypass necessary with open vent boilers 12 Domestic hot water cyl...

Page 12: ...room thermostat zone 1 or VRT 380 2 Combi boiler 3 VRT 350 room thermostat zone 2 or VR 92 in combination with VRT 380 4 Connection block not supplied 5 Heating zone 2 2 port valve 6 Heating zone 1 2 port valve 7 Electrical supply 8 VR 66 2 control centre 9 Heating circuit zone 1 10 Heating circuit zone 2 11 Overheating safety if underfloor heating A Boiler circuit return B Boiler circuit flow C C...

Page 13: ...n Before choosing a site for the appliance carefully read the safety warnings and instructions in the user guide and installation man ual Explain these requirements to the appliance user Take all necessary precautions Install the system in a room protected from frost in a convenient location accessible for wiring and servicing Do not install the control centre close to heat sources such as radiato...

Page 14: ...m If the cable is damaged it must be replaced by a qualified engineer The external wiring must be earthed with correct polarity and in accordance with current standards The manufacturer declines any responsibility for damages to per sons or others caused by the incorrect installation of the appli ance earthing This includes failure to comply with current stand ards b Caution These pipes can become...

Page 15: ...ctions of its instal lation manual Refer to the installer manual 5 2 2 Heating circuit adjustement Venting of the heating circuit enables the purging of any air in the heating circuit valves still manually opened Open the different heating circuit air vent b Caution When venting is complete close the different heating circuit air vent and valves 5 3 Switching on Turn on all the appliances that mak...

Page 16: ... con nected correctly Check the domestic fuse for the 230 V supply and re connect the power supply Replace the main supply fuse in the control centre see technical data Red LED flashes quickly 2 Hz 2 flashes second Short circuit of the connected tempera ture sensor NTC in the cylinder Check the cable of the temperature sensor NTC for damage Replace the tempera ture sensor NTC in the cylinder Red L...

Page 17: ...tions i By adhering to this directive you are helping the environment and contributing to the preservation of natural resources and the protection of human health 10 Guarantee and customer service 10 1 Vaillant warranty We only grant a Vaillant manufacturers warranty if a suitably qualified engineer has installed the system in accordance with Vaillant instructions The system owner will be granted ...

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Page 20: ...Manufacturer Supplier 0020140122_03 12 19 Subject to engineering changes ...

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