Ariston micro Genus User Manual page 15

S
HUTDOWN DUE TO INSUFFICIENT
WATER CIRCULATION
If the red L.E.D. "L" is
illuminated and
boiler is off,
possible cause for this
state is an insufficient
pressure of water in the system.
Check the system pressure on the
pressure gauge "M" and if it is less
than 0.5 bar, consult your installer for
checking and refilling the system.
Then turn off and turn back on the
boiler by means of the selector knob
"A". If the boiler does not start up
again and the L.E.D. "L" remains
illuminated, contact an Authorised
Service Centre.
If there are frequent drops in pressure
L
the
one
UT011Al
within the system, have a plumber
check the heating system for possible
water leaks.
T
EMPORARY SHUTDOWN DUE TO
DEFECTIVE DISCHARGE OF
EXHAUST FUMES
The boiler is fitted with safety devices,
which in the event of a defective
discharge of
automatically interrupts the gas supply,
thereby shutting off the boiler.
The shut-off of the boiler is temporary
and is indicated by the illumination of
the yellow L.E.D. "E" for a period of
about 15 minutes.
Once this time period has passed and
the discharge state of exhaust fumes
has returned to normal, the boiler
automatically turns back on.
exhaust fumes,
15