ENG - Manual of installation, use and maintenance.
210-0352_libretto_WHC_ATI_eng.docx
18
Jan-19
20.
STARTING AND TEMPERATURE ADJUSTMENT
TURN ON AND TURN OFF
The system is powered and it’s on OFF mode, on display control is visualized
symbol, the starting burner and all devices are
inhibited.
By keeping the
key for 3 seconds the system switch to ON mode, display control is illuminated and are visualized the
following devices:
The temperature of the boiler probe is always shown in the upper part of the screen.
The outgoing probe temperature is displayed at the bottom right.
If the burner is fired and the flame is detected, the
symbol is displayed, boiler heating: the
symbol is
displayed.
The
modulation bar will indicate the percentage of the current burner output.
In case of anomalies in the system will appear on the display:"Err." and the error code "Fxxx" will flash alternately at the bottom
right, where "xxx" is the specific error number. To this regard, see the "Faults" section for a complete list of system faults.
Chimney sweep: "St L" will be displayed at the bottom right, if the chimney sweep is activated at the minimum power, while "St
H" will be displayed when the chimney sweep is activated at the maximum power.
To turn off the system is necessary to keep hold for 3 seconds the
key, then the system will turn off.
TEMPERATURE ADJUSTMENT
By pressing the buttons
or
of
the boiler set-point is displayed and / or modified. After 5 seconds from the last
editing or set-point viewing, the board goes back to the main screen, displaying at first the "- -" symbol and then saving all the
changes done
. It is also possible to go back to the “stand
-
by” screen by pressing the
button.
INFORMATION SCREEN
"InFO" is displayed by pressing the
button from the main screen, then you enter the information screen: it displays the
information related to all the devices connected to the boiler. Once you enter the information screen, press again the
button or the key
of
to display the following information; press once the
key to display the previous information.
Information is cyclical, so that when all of them have been displayed, you go back to the first one. Press the
button to exit
the information screen: the "- -" symbol is displayed for one second, then you return to the main screen. If you stay in the
information screen for ten consecutive minutes without pressing any key, the system returns to the main screen. It should be
noted that when scrolling through the different devices, its corresponding symbol will flash in case one of them is faulty (in
addition to the previously described error warning on the main screen).
