12
1.6
Fault / malfunction codes
If a fault/malfunction is detected during boiler operation, the
message
"AL"
will appear on the display followed by the fault
code.
If you see alarm
“02”
(low water pressure in the system):
– using the pressure gauge (1) check that the pressure in the
heating system, when cold, is
1-1.2 bar
. If the pressure is less
than this, use the external filling device to repressurise the
system to
1-1.2 bar
– ensure that the filling device is turned off after use.
1
Fig. 5
If you see alarm
“06”
(no flame detected) and
“07”
(safety ther-
mostat intervention):
– press and hold the
o
R
button for more than 3 seconds
and check whether normal operating conditions are restored.
If this operation is not successful,
ONLY ONE MORE ATTEMPT
can
be made, therefore:
– close the gas cock
– isolate the power supply
– contact the Qualified Technical Personnel.
m
CAUTION
Should you see an alarm not described here, contact a
qualified technical professional
.
1.6.1
Maintenance request
When it is time to perform maintenance on the boiler,
"SE"
shows on the display.
Contact the technical assistance service to organise the nec-
essary work.
m
CAUTION
As a condition of the warranty and to ensure correct
operation and efficiency, it is important that the boiler
is serviced every 12 months, within 30 days of the an-
niversary of the installation date ensure the required
information is recorded in the Gas Boiler System Ser-
vice Interval Record (page 46) (Benchmark).
2 SHUTDOWN
2.1
Temporary shutdown
To temporarily interupt the boiler operation press and hold the
button
s
for at least one second, once if in "WINTER mode"
n
or twice if in "SUMMER mode"
l
.
"- -"
will appear on the
display the boiler will be in STAND-BY. The boiler anti freeze
function will be enabled.
f
ELECTRICAL HAZARD
The boiler will still be powered.
m
CAUTION
If the outside temperature might fall below ZERO,
since the appliance is equipped with an "antifreeze
function"
– ONLY PUT THE BOILER INTO STAND-BY
– leave the main system switch set to "ON" (boiler is
powered)
– leave the gas cock open.
