Vaillant ecoTEC plus SERIES Operating Instructions Manual - 4 Operation
4 Operation
10
Operating instructions ecoTEC plus 0020200872_00
3.7 Basic display
50
The basic display shows the current condi-
tion of the product. If you press a selection
button, the activated function is displayed
in the display.
The functions that are available depend
on whether a controller is connected to the
product.
You can switch back to the basic display
by:
– Pressing
to exit the selection levels
– Not pressing any button for longer than
15 minutes.
If there is an error message present, the
basic displays switches to the error mes-
sage.
3.8 Operating levels
The product has two operating levels.
– Operator operating level: This provides
access to the most important informa-
tion and setting options that do not re-
quire any particular prior knowledge.
– Operating level for competent persons
only: This is protected by an access
code.
3.9 Menu display
Menu
Live monitor
Information
Reset anti-cycl. time
Back
Select
1
4
3
2
1
Scroll bar
2
Current assign-
ment of the
and
buttons.
3
Selection level
list entries
4
Name of the se-
lection level
You can find an overview of the menu
structure in the appendix.
Operator level – overview (→ Page 15)
4 Operation
4.1 Opening the isolator devices
1. Ask the competent person who in-
stalled the product to explain to you
where these isolator devices are loc-
ated and how to handle them.
2. Open the gas isolator cock fully.
3. Check that the heating installation flow
and return service valves are open, if
such service valves are installed.
4.2 Opening and closing the front
flap
1. Take hold of the recessed handle in
the front flap.
2. Fold down the front flap.
3. Close the front flap after re-actuating
the control elements.