Ariston microSYSTEM 21 RFFI User Manual - Page 12

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Ariston microSYSTEM 21 RFFI User Manual
T urning off the boiler
T o turn the boiler off, push the button "A"
the respective green L.E.D. "B" will go off.
Close the gas cock located under the boiler
and turn the electricity supply switch
(located outside the boiler) to the OFF
position.
A
12
3. USEFUL INFORMATION
AND T R OUB L E SHOOT ING
Boiler shutdown situations
The boiler is equipped with safety devices
that intervene in certain situations and shut
it off. Most of these situations are
communicated by means of the red
L.E.D."F" and at times the user may be able
to remedy them.
B
Shutdown due to ignition failure
In the event that the automatic ignition of
the burner has failed, the red L.E.D. "F" will
illuminate. In order to reset the ignition, the
button "E" must be pressed and released.