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VRT 350f
en Installation instructions

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Summary of Contents for Vaillant VRT 350f

  • Page 1 VRT 350f en Installation instructions...
  • Page 2: Table Of Contents

    Installation instructions Operating............15 Operating and display functions...... 15 Contents Service information ..........15 System configuration: System ......16 Safety ..............4 Heat generator system configuration....17 Action-related warnings ......... 4 Heating circuit system configuration....17 Intended use ............4 System configuration: Domestic hot water circuit ..............
  • Page 3 Technical data............ 29 Control ..............29 Radio receiver unit..........30 Index ................... 31 0020131978_02 Installation instructions...
  • Page 4: Safety

    The action-related warnings are classified in The control controls a heating installation with accordance with the severity of the possible Vaillant heat generators with eBUS interface danger using the following warning signs and in a way that is room-temperature-controlled signal words: and time-dependent.
  • Page 5: General Safety Information

    – Decommissioning Intended use also covers installation in ac- cordance with the IP code. ▶ Proceed in accordance with current tech- Any other use that is not specified in these nology. instructions, or use beyond that specified in 1.3.2 Risk of death from live connections this document, shall be considered improper use.
  • Page 6: Regulations (Directives, Laws, Standards)

    ▶ Do not use the unit's free terminals as sup- 1.3.3 Material damage due to unsuitable installation room ports for other wiring. ▶ Route 230 V connection cables and sensor If you are installing the control in a wet room, or bus cables as of a length of 10 m separ- the electronics may be damaged by moisture.
  • Page 7: Notes On The Documentation

    Directive 2014/53/EU. The complete text for the EU De- Identification plate claration of Conformity is available at: http://www.vaillant- The identification plate is located on the rear panel of the group.com/doc/doc-radio-equipment-directive/. controller casing.
  • Page 8: Installation

    Installation Switch off the boiler. Disconnect the power supply to the boiler. You can either install the radio receiver unit within the boiler Disconnect the boiler from the power grid by pulling or install it separately on a wall in the living area. out the mains plug or removing the power supply to the boiler using a partition with a contact gap of at least You must fit the radio controller on a wall in the living area.
  • Page 9: Fit The Radio Receiver Unit In The Living Room

    Alternatives 2: Fit the radio receiver unit in the living room Condition: Horizontal plug-in connections with no pins on the electronics box Control PCB 3-pin header Control PCB 3-pin header ▶ Connect the 3-pin header supplied to the control with the short ends in the three horizontal openings on the radio Check that the 3-pin header is connected to the control receiver unit PCB.
  • Page 10 Fit the radio receiver unit on an internal wall of the main living room in such a way that ensures that there are no problems with the radio link between the control and the radio receiver unit. Note Wall-mounting the radio receiver unit is only necessary if its position needs to be optim- ised after start-up in order to ensure a good radio link with the control.
  • Page 11: Fitting The Radio Control

    Insert a screwdriver into the slot (7) on the wall base (2). Carefully lever the radio receiver unit (1) from the wall base (2). Mark a suitable position on the wall. Take the eBUS line cable laying into account when doing so. Drill two holes in line with the mounting holes (3).
  • Page 12: Electrical Installation

    Fix the unit mounting bracket (1) to the wall using the Hook the control onto the unit mounting bracket. screws supplied. Press the control down onto the unit mounting bracket Locate the two bottom lugs of the finishing panel (3) in until it audibly clicks into position.
  • Page 13: Connecting The Radio Receiver Unit Installed In The Living Room

    Connecting the radio receiver unit installed Check whether the bridge is installed between termin- als 3 and 4 on the PCB of the electronics box and, if re- in the living room quired, install the bridge between terminals 3 and 4. 5.2.1 Connecting the radio receiver unit to the Connect the eBUS line to the terminal block (1) in the...
  • Page 14: Start-Up

    Start-up When you start the controller for the first time after electrical installation or after replacement, the Installation assistant starts automatically. You can use this Installation assistant to make the main settings for the heating installation. Note To be able to use the controller to set the temper- ature for the hot water generation and heating cir- cuit, you must set the maximum value for the tem- peratures on the boiler.
  • Page 15: Operating

    – Operating As soon as the date of the next service appointment is reached, the end user can view these contact details in the display of the control. The controller has two operating levels, the access level for the operator and the access levels for the competent person. 8.1.2 Entering the service date The setting and read-out options for the operator, the oper-...
  • Page 16: System Configuration: System

    – System configuration: System You can use this function to read the software version of the display, the heat generator and the radio receiver 8.2.1 Reading the system status unit. Menu → Installer level → System configuration [System --- 8.2.5 Setting the control type -] →...
  • Page 17: Heat Generator System Configuration

    Heat generator system configuration 8.4.2 Setting the day temperature Menu → Installer level → System configuration [HEATING 8.3.1 Reading the status of the heater 1 ----] → Day temperature Menu → Installer level → System configuration [Heater 1 -- – You can use this function to set the desired day temperat- --] →...
  • Page 18: System Configuration: Domestic Hot Water Circuit

    8.4.6 Reading the status of special operating ure on the control in such a way that the heat demand of the end user is covered. modes The temperature for the domestic hot water cylinder must be Menu → Installer level → System configuration [HEATING set to the maximum value in the boiler.
  • Page 19: Changing The Code For Installer Level

    Replacing components conditions (e.g. design and structure of the building). Con- sequently, an indoor range of 25 m cannot always be guar- anteed. Outside of enclosed spaces (outdoors), the range is Change batteries more than 100 m. Danger! 8.6.2 Commissioning a replacement radio Risk of death caused by unsuitable batter- controller (teach-in) ies!
  • Page 20: Recording Radio Controller Settings

    Recording radio controller settings If necessary, close the front panel on the boiler. Dispose of the faulty radio receiver unit correctly. Before replacing the radio receiver unit and/or the radio controller, make a note of all the settings on the radio 9.3.3 Fitting the radio receiver unit controller.
  • Page 21: 10 Decommissioning

    10 Decommissioning Note The pairing process is automatically termin- 10.1 Removing the radio receiver unit ated after approximately 15 minutes. If, in these 15 minutes, the radio control was not If you want to remove the radio receiver unit, first shut activated, there is no connection between down the heating installation.
  • Page 22: Removing The Radio Control

    10.1.2 Removing from the boiler Disposing of the product If necessary, open the front panel on the boiler. Carefully remove the radio receiver unit from the boiler If the product is labelled with this symbol: electronics box. ▶ In this case, do not dispose of the product with the house- If necessary, close the front panel on the boiler.
  • Page 23: 12 Customer Service

    12 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.co.uk. 0020131978_02 Installation instructions...
  • Page 24: Appendix

    Appendix Overview of installation assistant set-up options Setting Values Increment, select Default setting Setting Min. Max. Language Languages available for English selection Control strategy Two point, analogue Two point Route adjustment Cylinder Active, Inactive Active 1) Appears only if the value Analogue is set for the control strategy. Installer level overview You can use the left-hand selection button Menu and the list entry Installer level to access the setting and read-out options.
  • Page 25 Setting level Values Unit Increment, select Default setting Setting Min. Max. Installer Figures A to Z, 0 to 9, Space Phone number Numbers 0 to 9, Space, Hyphen Installer level → Service information → Service date → Next service on Date Installer level →...
  • Page 26 Setting level Values Unit Increment, select Default setting Setting Min. Max. Current value HEATING 1 Auto day temp to Current value hr:min ℃ Day temperature ℃ Set-back temp. ℃ Flow temp. target. Current value ℃ Actual flow temperature Current value Advancd functns Current function Cylinder boost,...
  • Page 27: C Fault Messages

    Setting level Values Unit Increment, select Default setting Setting Min. Max. Teach-in On, Off Installer level → Change code → New code * If there is no fault, then the status is OK. If there is a fault, Fault appears here and you can read the fault message in the "Fault mes- sages"...
  • Page 28: D Faults

    Display Meaning Connected devices Cause 0 Communication fault heat Connection fault, heat gener- Heat generator 1 Cable defective, plug connec- generator ator 1 tion not correct No RF connection Fault, RF connection between Radio controller Installation site unsuitable, con- radio controller and radio re- troller defective, radio receiver Radio receiver unit ceiver unit...
  • Page 29: E Technical Data

    Technical data Control Designation Value Operating voltage Umax 4 x 1.5 V (AA) Rated surge voltage 330 V ≈ 1.5 years Battery service life (alkaline) IP rating IP 20 Protection class 60 ℃ Maximum permissible environmental temperature Transmission frequency 868 MHz Transmission power <...
  • Page 30: Radio Receiver Unit

    Radio receiver unit Designation Value Operating voltage Umax 24 V Rated surge voltage 330 V Power consumption < 60 mA IP rating IP 20 Protection class 60 ℃ Maximum permissible environmental temperature Transmission frequency 868 MHz Transmission power < 10 mW Range outdoors >...
  • Page 31: Index

    Index Domestic hot water cylinder, setting the target temperat- ure ..................18 Domestic hot water generation, reading the status ....16 Activating pairing Enter contact details.............15 Radio control..............21 Radio receiver unit............20 Fitting Radio receiver unit............12 CE marking................7 Frost ..................6 Changing the code, installer level ........19 Competent person..............5 Installation ................8 Connecting...
  • Page 32 Radio controller Setting the set-back temperature .........17 Starting up ..............19 Setting the target temperature, domestic hot water cylinder .................18 Radio receiver unit Setting the temperature, day ..........17 Boiler..............8, 20, 22 Setting the temperature, set-back ........17 Connecting..............13 Settings Control ................18 Recording ...............20 Fitting in the boiler ............12 Restoring ................21 Installing..............8–9, 20...
  • Page 36 Supplier Vaillant Ltd. Nottingham Road Belper Derbyshire DE56 1JT Telephone 0330 100 3143 info@vaillant.co.uk www.vaillant.co.uk 0020131978_02 Publisher/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 copyright and may be reproduced or distributed only with the manufacturer's written consent.

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