Displayed Symbols; Information On The Identification Plate; Serial Number; Ce Label - Vaillant VC 156/5-7 Operating Instructions Manual

3 Product description
–
if you press a button while the product is switched on.
At first, pressing this button does not trigger any other
function.
The light goes out after one minute if you do not press any
button.
3.4

Displayed symbols

Symbol Meaning
Burner operating cor-
rectly
Current burner modula-
tion rate
bar Current filling pressure of
the heating system
The dashed lines show
the permitted range.
Hot water generation
active
Heating mode active
Green iQ mode active
Maintenance required
Summer mode active
Heating mode is
switched off
Burner anti-cycling time
is active
Fault in the product
F.XX
3.5

Information on the identification plate

The identification plate is mounted on the underside of the
product in the factory.
Information on the Meaning
identification plate
Read the instructions.
VC(W) ... Type designation
..6/5-7 Calorific value power/product generation
equipment
ecoTEC exclusive Product designation
2N, G20 – G25
Gas group and gas connection pressure
20 mbar (2 kPa) as set at the factory
ww/yyyy Date of manufacture: Week/year
6
Explanation
Burner on
–
Permanently on:
Filling pressure in
the permitted range.
–
Flashing: Filling
pressure outside
the permitted range.
–
Permanently on:
Draw-off mode be-
3.6
fore burner is on
–
Flashing: Burner on
The serial number is located on a plate behind the front flap.
in draw-off mode
The plate is in a plastic fish plate. You can also display the
–
Permanently on:
serial number in the display.
Heating mode heat
requirement
3.7
–
Flashing: Burner on
in heating mode
–
Permanently on:
Energy-saving mode
active
The CE label shows that the products comply with the basic
Information on mainten-
requirements of the applicable directives as stated on the
ance message in the
identification plate.
"Live Monitor".
The declaration of conformity can be viewed at the manufac-
turer's site.
3.8
To avoid the need for
frequent switching on
and off (increases the
product's working life).
Appears instead of the
basic display, may be
an explanatory plain text The DVGW mark documents that the products comply with
display.
all of the requirements of the DVGW VP 112 (test basis from
the German Association for Gas and Water Industry Asso-
ciation for granting the DVGW quality mark) in accordance
with the identification plate.
Information on the Meaning
identification plate
Cat. Approved unit categories
Types Approved gas-fired units
PMS Permissible total overpressure
T Max. flow temperature
max.
ED 92/42 Current efficiency directive fulfilled with
4* rating
V Hz Mains voltage and mains frequency
W Max. electrical power consumption
IP Level of protection
Heating mode
Hot water generation
P Nominal heat output range
Q Heat input range
Bar code with serial number,
7th to 16th digit = product article number

Serial number

CE label

DVGW mark

Operating instructions ecoTEC exclusive 0020189874_03