Serial Number; Ce Label; Function 4; Operating Concept - Vaillant ecoTEC pure VC 146/7-2 Operating Instructions Manual

Information Meaning
on the data
plate
2H / 2E / 3P / Gas group and gas connec-
2K... tion pressure as set at the
factory
Tmax Max. flow temperature
PMS Maximum water pressure in
heating mode
NOx NOx class for the product
V Electric connection
Hz
W Max. electrical power con-
sumption
IP Protection class
Code (DSN) Specific product code
Heating mode
Qn Nominal heating load range
in heating mode
Pn Nominal heat output range
in heating mode
Pnc Nominal heat output range
in heating mode (condensing
technology)
Hot water generation
Qnw Nominal heating load range
in domestic hot water mode
Pnw Nominal heat output range
in domestic hot water mode
D Specific flow rate
PMW Maximum water pressure in
domestic hot water mode
Barcode with serial number
Note
Make absolutely sure that the
product is compatible with the gas
group at the installation site.
0020258017_00 ecoTEC pure Operating instructions

3.5 Serial number

The serial number can be found on the
rear of a plastic plate at the bottom of the
front casing and on the identification plate.

3.6 CE label

The CE label shows that the products
comply with the basic requirements of the
applicable directives as stated on the iden-
tification plate.
The declaration of conformity can be
viewed at the manufacturer's site.
4 Function

4.1 Operating concept

The display switches on when you switch
on the product or press a button. You can
now configure settings by pressing the
buttons again.
When you switch the product off using the
on/off button, the display goes out (the
frost protection function is active for as
long as power is supplied).
Button Meaning
– Setting the hot water temperat-
ure
– Cancelling the change to a set
value or activating an operating
mode
– Calling up a higher selection
level in the menu
– Setting the heating flow tem-
perature, filling pressure of the
heating system or activating the
heating mode
– Confirming a set value or activ-
ating an operating mode
– Calling up a lower selection
level in the menu
– Read the system pressure
(press twice)

Function 4

9