Ce Label; Operation 4; Operating Concept - Vaillant aroTHERM VWL 55/2 A Operating Instructions Manual

5 Access to the
menu for addi-
tional information
6 Display of the
current configur-
ation of the left-
hand selection
button
Heating mode:
– The symbol lights up permanently: Heat
requirement is present
– The symbol is not visible: Heating mode
is not active
Cooling mode:
– The symbol lights up permanently: Cool-
ing requirement is present
– The symbol is not visible: Cooling mode
is not active
Current power:
– The display shows the current heat
pump output
F.XXX
Fault:
– Fault in the heat pump. Appears instead
of the basic display; a plain text display
explains the displayed fault code.

3.5 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.
0020172515_05 aroTHERM Operating instructions
7 Display of the
symbols for the
active operat-
ing status of the
pumps
4 Operation

4.1 Operating concept

You can operate the product using the se-
lection buttons and the plus/minus buttons.
Both selection buttons have a soft key
function, i.e. their function can change.
By pressing :
– You can cancel the change to a set
value or the activation of an operating
mode
– You can go one selection level higher in
the menu.
By pressing :
– You can confirm a set value or the activ-
ation of an operating mode
– You can go one selection level lower in
the menu.
By pressing and
– You can navigate to the menu.
By pressing or
– You can scroll through the entries in the
menu
– You can increase or decrease a selec-
ted set value.
Adjustable values are always displayed as
flashing.
You must always confirm a change to a
value. Only then is the new setting saved.
You can press to cancel a procedure.
If you do not press any buttons for longer
15 minutes, the display returns to the basic
display.
Menu
Water pressure
Live Monitor
Information
Back
A highlighted object is indicated in the
display as light text on a dark background.

Operation 4

at the same time:
:
Select
11