Operation
Operating instructions ecoTEC pro 0020129673_00 9
4
Displayed symbols
Flame:
Permanently on: Correct burner operation; burner
on
Display of the current filling pressure of the heating
system (bar graph display).
The filling pressure must be in the mid range
between the two dotted lines.
Permanently on: The filling pressure is within the
permitted range.
Flashing: The filling pressure is outside of
the permitted range (¬ Sec-
tion 5.1.3).
Heating mode active
Permanently on: Heating mode heat requirement
Flashing: Burner on in heating mode
Hot water generation active
Permanently on: In draw-off mode before burner is
on
Flashing: Burner on in draw-off mode
Comfort mode active
Permanently on: Comfort mode is activated
Flashing: Comfort mode is active,
burner on
Maintenance required. In the "Live monitor", you
can read further information about the reason for
the service (¬ Section 8).
Additional symbols:
Summer mode active
Heating mode is switched off
Burner anti-cycling time is active
This function is used to prevent frequent on/off
operations, and therefore contributes to prolonging
the life of your boiler.
The symbol also appears if the boiler is in a waiting
period.
F. X X
Fault in the boiler. Appears instead of the basic dis-
play (¬ Section 4.4).
Example: F.10
4.3 Operating concept
You can operate the boiler using the selection buttons and
the plus/minus buttons.
Both selection buttons have a soft key function. This means
that their function may change.
45
4.3 Display after pressing the left-hand selection button
If, forexample, you press the left-hand selection button in
the basic display (¬ Section 4.4), the current function
s
witches from "
" (domestic hot water temperature) to
"
" (Back).
With the left-hand selection button
:
– you can navigate directly to set the domestic hot water
temperature
– you can cancel the change to a set value or the activa-
tion of an operating mode
With the right-hand selection button
:
– you can navigate directly to set the heating flow temper-
ature, to the precise value of the water pressure of the
heating system and to activate Comfort mode
– you can confirm a set value or the activation of an oper-
ating mode
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