Vaillant VRT 230 Operating and Technisches Datenblatt

For the owner and the heating engineer

Operating and Installation Manual

VRT 230

Programmable room thermostat

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

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

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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