Vaillant ecoTEC pro Operating Instructions Manual - page 7
Operation 4
0020209590_00 ecoTEC pro Operating instructions
7
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4
Operation
4.1
Operating concept
Operator
control
element
Function
–
Setting the hot water temperature
–
Cancelling the activation of an operating
mode
–
Cancelling a change to a set value
–
Going one selection level higher
–
Setting the heating flow temperature
–
Reading the system pressure
–
Activating the comfort mode
–
Activating the operating mode
–
Confirm setting
–
Going one selection level lower
+
at
the same
time
–
Calling up the menu
or
–
Reducing or increasing the set value
–
Scrolling through menu entries
The current function of the
and
buttons is shown in
the display.
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 proced-
ure at any time.
4.2
Basic display
50
The basic display shows the current condition of the product.
If you press a selection button, the activated function is dis-
played in the display.
The functions that are available depend on whether a con-
troller 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 message.
4.3
Operating levels
The product has two operating levels.
The operating level for the operator shows the information
and offers set-up options that do not require any special prior
knowledge.
The operating level for the competent person is protected by
a code.
4.4
Cabinet-type casing
Enclosing the product in cabinet-type casing requires compli-
ance with the applicable design instructions.
If you require cabinet-type casing for your product, consult
a heating specialist company. Never, under any circum-
stances, enclose the product yourself.
4.5
Opening the isolator devices
1.
Ask the competent person who installed the product to
explain to you where these isolator devices are located
and how to handle them.
2.
Open the gas isolator cock fully.
3.
Open the service valves in the heating installation's flow
and return.
Conditions: Product with integrated hot water generation or connected
domestic hot water cylinder
▶
Open the cold water stop valve.
4.6
Starting up the product
▶
Only start up the product once the casing has been com-
pletely closed.
4.7
Switching on the product
50
1
2
▶
Press the on/off button (1).
◁
The "Basic display" (→ Page 7) (2) appears in the
display.