Baxi LUNA HT 1.450 Gebrauchsanleitung Für Den Verbraucher Und Den Installateur Seite 66

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"Automatic mode"
Figure 2
a) Automatic operation. Operation of the boiler is controlled by the timed program as described
in point 3-5.1 "Daily timed program for operation of the central heating system";
b) Manual operation at the maximum temperature set. The boiler comes into operation
regardless of the timed program set. The operating temperature is that set using the
key (point 3-3: "Setting the maximum central heating temperature");
c) Manual operation at minimum temperature. The operating temperature is that set in
point 3-6: "setting the minimum central heating temperature".
The manual transition from positions a) and b) to position c) involves shut-down of the burner
and disconnection of the pump after the post-circulation delay interval (the factory setting
for this parameter is 3 minutes).
d) standby. The boiler does not work in central heating mode, although the antifreeze function
is still enabled.
(1) Domestic hot water on/off key: Press this key to activate or inhibit this function, which
is identified by the appearance on the display of two black dashes under the
(4) Reset key. In case of a fault, referred to in point 3-7 "Faults and resetting the boiler",
the boiler can be restarted by pressing this key for at least two seconds.
If this key is pressed with no fault present, the display will show the message "E153", and
the same key has to be pressed again (for at least two seconds) to restart the boiler.
(9) Data key. This key can be pressed repeatedly to display the following information:
- Temperature (°C) of the domestic hot water (
- outdoor temperature (°C) (
connected.
Press either of the
manuals search engine
Dash
active
); only provided with the outdoor temperature sensor probe
keys to return to the main menu.
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symbol.
);