Vaillant VRT 230 Operating and Technisches Datenblatt
For the owner and the heating engineer
Operating and Installation Manual
VRT 230
Programmable room thermostat
GB
2
Contents
VRT 230 Operating and Installation Manual
Contents
Notes on the documentation . . . . . 4
Symbols used........................................... 4
Storage of the documents.................... 4
Safety . . . . . . . . . . . . . . . . . . . . . . . . 5
Operating manual. . . . . . . . . . . . . . . 6
1 Room thermostat overview . . . 6
2 Display overview. . . . . . . . . . . . 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 ................................................... 10
4.3 Setting the heating times ............ 11
4.4 Setting the room temperature ... 14
4.5 Activating special functions........ 15
4.6 Info level........................................... 17
5 Vaillant warranty . . . . . . . . . . . 18
6 Recycling and disposal. . . . . . . 18
3VRT 230 Operating and Installation Manual
Contents
Installation manual . . . . . . . . . . . . . 19
7 Information on installation
and operation . . . . . . . . . . . . . . 19
7.1 CE label............................................. 19
7.2 Intended use.................................... 19
8 Safety instructions and
regulations . . . . . . . . . . . . . . . . 20
8.1 Safety instructions ........................ 21
8.2 Regulations...................................... 21
9 Installation . . . . . . . . . . . . . . . . 22
9.1 Place of installation....................... 22
9.2 Mounting the room thermostat.. 22
10 Electrical installation. . . . . . . . 24
10.1 Connecting the room
thermostat....................................... 24
10.2 Connecting the teleSWITCH
(if available)..................................... 25
11 Start-up. . . . . . . . . . . . . . . . . . . 26
11.1 Installer level................................... 26
11.2 Service/diagnostic level................ 28
11.3 Handing over to the owner.......... 29
12 Technical data. . . . . . . . . . . . . . 30
13 Vaillant customer service . . . . 30
4VRT 230 Operating and Installation Manual
Notes on the documentation
The following information is intended to
help you throughout the entire docu-
mentation.
Other documents apply in combination
with this installation and operation man-
ual.
We accept no liability for any damage
caused by failure to observe these
instructions.
Symbols used
Please observe the safety instructions in
this manual for the installation of the
appliance.
Danger!
Immediate risk of serious injury
or death
• Symbol for a necessary task
Storage of the documents
Please pass on this operating and instal-
lation manual to the owner of the system
in order for him/her to store it so that it
is available whenever it is required.
Notes on the documentation
5VRT 230 Operating and Installation Manual
Safety
The room thermostat must be installed
by an approved company specialised in
heating engineering, which is responsible
for the observance of the following
standards and regulations.
We accept no liability for any damage
caused by non-observance of these
instructions.
Safety
6VRT 230 Operating Manual
Operating manual
1 Room thermostat over-
view
1
2
Fig. 1.1 Room thermostat overview
Key
1 Display
2 Dial (turn and click)
I Info button
F Special functions button
P Programming button/installer level
1 Room thermostat overview
7VRT 230 Operating Manual
2 Display overview
4
1
2
3
5
6
7
8
9
Fig. 2.1 Overview of display
Key
1 Installer level and
service/diagnosis level
2 Info level
3 Heating circuit symbol
4 Time / temperature display
5 Days of the week
6 Actual temperature
7 Operating modes
8 Special functions
9 Timer programming
Display overview 2
8VRT 230 Operating Manual
3 Description of the
appliance
The VRT 230 is a programmable room
thermostat with weekly heating program
for connecting to Vaillant boilers.
The VRT 230 enables you to specify the
room temperature using heating pro-
grams. You can also use special func-
tions such as the party function.
4 Operation
The operating principle uses three but-
tons and an dial (Vaillant “Turn and
Click” operating concept).
The display normally shows the current
operating mode (e.g. ), or, if activat-
ed, 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 Description of the appliance, 4 Operation
9VRT 230 Operating Manual
4.1 Setting the operating modes
Table 4.1 contains an overview of the
operating modes you can select.
• When the room thermostat is in nor-
mal display mode, press the dial once –
the symbol for the selected mode
flashes in the display.
• Turn the dial until the display shows
the operating mode you want.
The display switches back to normal
mode after five seconds.
Symbol Meaning
Automatic:
According to the timer programmes
set in the room thermostat, the
heating circuit switches between
heating mode and set-back mode
.
Heating:
The heating circuit is operated
according to the room temperature,
regardless of the programme set on
the room thermostat.
Set-back:
The heating circuit is operated
according to the set-back tem-
perature “ECO”, regardless of the
programme set on the room ther-
mostat.
Table 4.1 Operating modes
Operation 4
10 VRT 230 Operating Manual
Symbol Meaning
Off:
The heating circuit is off, provided
the frost protection function (if the-
room temperature is below 5 °C) is
not activated.
Table 4.1 Operating modes (contd.)
4.2 Setting the current day and
time
To set the current day and time with the
display in normal mode, you must per-
form the following steps:
• Press the dial until a day of the week
starts flashing.
• Turn the dial until the current day of
the week flashes.
MO = Monday
TU = Tuesday
WE = Wednesday
TH = Thursday
FR = Friday,
SA = Saturday
SU = Sunday
• Press the dial. The hours start flashing.
• Turn the dial until you see the current
hour.
• Press the dial. The minutes start flash-
ing.
• Turn the dial until you see the current
minute.
4 Operation
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