Vaillant VRT 340f Specification sheet

For the owner and heating engineer
VRT 340f
Operating and Installation Manual
VRT 340f
Room temperature thermostat
GB

2
Contents
Operating and installation manual VRT 340f
Contents
Notes on the documentation . . . . . . 4
Storage of the documents.................... 4
Symbols used........................................... 4
Safety . . . . . . . . . . . . . . . . . . . . . . . . . 5
Operating manual. . . . . . . . . . . . . . . . 6
1 Overview of the equipment . . . . . 6
2 Overview of the display . . . . . . . 7
3 Description of the appliance . . . 8
4 Operation. . . . . . . . . . . . . . . . . . . 8
4.1 Setting the operating modes ...... 9
4.2 Setting the current day and
time ................................................... 12
4.3 Setting the heating times ............ 13
4.4 Setting the room temperature ... 15
4.5 Activating special functions........ 16
4.6 Info level........................................... 18
4.7 Changing the battery.................... 19
5 Manufacturer’s warranty and
liability . . . . . . . . . . . . . . . . . . . .20
6 Recycling and disposal. . . . . . . . 21

3Operating and installation manual VRT 340f
Contents
GB
Installation instructions . . . . . . . . . .22
7 Notes on the installation and
operation . . . . . . . . . . . . . . . . . . .22
7.1 CE label............................................. 22
7.2 Intended use.................................... 23
8 Safety instructions and
regulations . . . . . . . . . . . . . . . . .24
8.1 Safety instructions ........................ 24
8.2 Regulations...................................... 25
9 Installation . . . . . . . . . . . . . . . . .25
9.1 Place of installation....................... 25
9.2 Fitting the receiver........................ 26
9.3 Mounting the room temperature
thermostat....................................... 27
10 Electrical installation. . . . . . . . .28
10.1 Connecting the receiver............... 29
11 Start-up. . . . . . . . . . . . . . . . . . . .29
11.1 Installer level................................... 31
11.2 Service/diagnostics level.............. 34
11.3 Handing over the appliance
to the owner.................................... 36
12 Troubleshooting . . . . . . . . . . . . . 37
13 Technical data. . . . . . . . . . . . . . .38
14 Vaillant Service . . . . . . . . . . . . .39

4Operating and installation manual VRT 340f
Notes on the documentation
The following information is intended to
help you throughout the entire
documentation.
Other documents apply in combination
with this installation and operation
manual.
We accept no liability for any damage
caused by failure to observe these
instructions.
Storage of the documents
Please pass on this operating and
installation manual to the owner of the
system in order for him/her to store it so
that it is available whenever it is
required.
Symbols used
Please observe the safety instructions in
this manual for the installation of the
appliance.
Danger!
Immediate risk of serious injury
or death
Caution!
Potentially dangerous situation
for the product and environment.
Notes on the documentation

5GBOperating and installation manual VRT 340f
Note!
Useful information and
instructions.
• Symbol for a necessary task
Safety
The room temperature thermostat must
be installed by a suitably qualified
heating engineer, who is responsible for
adhering to the existing standards and
regulations.
We accept no liability for any damage
caused by failure to observe these
instructions.
Notes on the documentation, safety

6Operating manual VRT 340f
Operating manual
1 Overview of the equipment
1
2
Abb. 1.1 Overview of equipment
Key
1 Display
2 Dial (turn and click)
I Info button
F Special functions button
P Programming key/installer level
1 Overview of the device

7GBOperating manual VRT 340f
2 Overview of the display
4
1
2
3
5
6
7
8
9
10
Fig. 2.1 Overview of the display
Key
1 Installer level and service/diagnostics level
2 Info level
3 Timer programming
4 Time/temperature display
5 Days of the week
6 Actual temperature
7 Operating modes
8 Special functions
9 Heating circuit symbol
10 Hot water symbol
Overview of the display 2

8Operating manual VRT 340f
3 Description of the
appliance
The VRT 340f is a room temperature
thermostat with a weekly heating
program for connecting to modulating
Vaillant boilers. The connection between
the room temperature thermostat and
the heating unit is by radio.
The VRT 340f enables you to specify the
room temperature using heating
programs. In addition, you can set the
special functions, such as the party
function, as well as the time control of a
hot water storage.
4 Operation
The operating principle is based on the
three buttons and an dial (Vaillant "turn
and click“ operating concept).
The display normally shows the current
operating mode (e.g. and ), or, if
activated, the respective special function
and the current room temperature, the
day of the week, the time and the
heating circuit symbol, if heating is
required.
3 Device description, 4 Operation

9GBOperating manual VRT 340f
4.1 Setting the operating modes
Table 4.1 provides you with an overview
of the operating modes you can select.
• When the room temperature
thermostat is in normal display mode.
press the dial once – the symbol for
the selected mode flashes in the
display.
• Turn the dial until the desired
operating mode appears on the
display.
The display switches back to normal
mode after five seconds.
Operation 4

10 Operating manual VRT 340f
Symbol Meaning
Heating Hot water
Automatic:
The operation of the heating circuit
changes between the operation modes
Heating and Energy Saving in
accordance with the time programme set
on the room temperature thermostat.
The operation of the hot water storage
cylinder changes between heating up and
OFF according to the time programme set
on the regulator.
The hot water symbol is displayed if the
time window is active.
Heating:
The heating circuit is operated according
to the room temperature, regardless of the
programme set on the room temperature
thermostat.
Energy Saving:
The heating circuit is operated according
to the energy saving temperature "ECO“,
regardless of the programme set on the
room temperature thermostat.
4 Operation