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Vaillant VRT 50 Operating And Installation Manual
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Vaillant VRT 50 Operating And Installation Manual

Room thermostat
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Notes on the documentation

The following notes are intended to help you throughout
the entire documentation.
Further documents apply in combination with this oper-
ating and installation manual.
We accept no liability for any damage caused by fail-
ure to observe these manuals.
Storage of the documents
Please pass on this operating and installation manual to
the owner of the system so that he or she can make it
available whenever it is required.
Symbols used
Please observe the safety instructions in this manual for
the installation of the device.
h
Note!
Useful information and instructions
• Symbol for a necessary task
Safety
The (programmable) room thermostat must be installed
by an approved qualified servicing company, which is re-
sponsible for adhering to the existing standards and
regulations.
VRT 50 Room Thermostat Operating and Installation Manual
For the installer
Operating and
Installation Manual
VRT 50
Room thermostat

Operating instructions

1
Overview
Fig. 1.1 Overview of the device
1
4
3
2
Fig. 1.2 Overview of the display
2
Description of the device
The VRT 50 is a room thermostat for connecting to Vail-
lant ecoTEC combination boilers (with eBus).
GB
Key
1
1 Display
2 Dial
(turn and click)
2
Key
1 Hot water symbol
2 Flame display/
Boiler malfunction
3 Temperature display
4 Boiler installer level/
maintenance request
1

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Summary of Contents for Vaillant VRT 50

  • Page 1: Notes On The Documentation

    Fig. 1.2 Overview of the display Description of the device The VRT 50 is a room thermostat for connecting to Vail- lant ecoTEC combination boilers (with eBus). VRT 50 Room Thermostat Operating and Installation Manual...

  • Page 2: Vaillant Warranty

    Vaillant warranty The VRT 50 allows the user to set the room tempera- ture. It also allows the user to control the boiler warm- start function. See supplement 0020029010. Furthermore the controller shows you the heating re- quirements for hot water and operation or any malfunc- Recycling and disposal tion/maintenance messages of the boiler.

  • Page 3: Safety Instructions And Regulations

    Mounting the room thermostat Note! - A bridge must be inserted at the boiler be- tween terminals 3 and 4 when the VRT 50 is installed. - No other eBUS controllers can be connected to the boiler in addition to the VRT 50.

  • Page 4: Technical Data

    • Go through the operating manual with the owner and answer any questions. • Draw special attention to the safety instructions, which the owner must follow. VRT 50 Room Thermostat Operating and Installation Manual...