ANOMALIES AND SOLUTIONS
When there is a functioning anomaly, the
display shows an alarm and the blue lumi-
nous bar becomes red.
Descriptions of the anomalies with the rela-
tive alarms and solutions are given below:
– ALARM 02 (fig. 27/a)
If the water pressure detected is lower
than 0.5 bar, the boiler will stop and the
display will show "ALL 02".
Bring the pressure back to normal by
means of the load faucet until the pres-
sure indicated by the transducer is
between 1 and 1.5 bars.
ON COMPLETION OF THE OPERATION,
MAKE SURE THE LOAD FAUCET IS CLO-
SED.
If it is necessary to repeat the system
loading procedure, it is advisable to
contact qualified technical personnel
to check the seal of the heating system
(to check whether there are any leaks).
– ALL 03
Request assistance from qualified
technical personnel.
– ALL 05
Request assistance from qualified
technical personnel.
– ALL 06 (fig. 27/c)
Press the key
f the controls (2) to
re-start the boiler.
If the anomaly persists, request assi-
98
stance from qualified technical person-
nel.
2
– ALL 07 (fig. 27/d)
Press the key
re-start the boiler.
If the anomaly persists, request assi-
stance from qualified technical person-
nel.
2
– ALL 08
Fig. 27/a
Request assistance from qualified
technical personnel.
– ALL 09
Request assistance from qualified
technical personnel.
– ALL 10
Request assistance from qualified
technical personnel.
– ALL 13 (fig. 27/e)
Press the key
re-start the boiler.
If the anomaly persists, request assi-
stance from qualified technical person-
nel.
Fig. 27/c
– ALL 14
Request assistance from qualified
of the controls (2) to
technical personnel.
– ALL 15
Request assistance from qualified
technical personnel.
– From "ALL 20" to "ALL 29"
Request assistance from qualified
technical personnel.
GAS CONVERSION
If it is necessary to change to a different
type of gas, request assistance only from
authorised technical personnel.
MAINTENANCE
Annual maintenance of the appliance
should be planned sufficiently in advance,
requesting the assistance of authorised
technical personnel.
The boiler is supplied with an electric wire
for the electrical power supply which, in
the case of replacement, must be substi-
Fig. 27/d
tuted only by another obtained from the
constructor.
of the controls (2) to
2
Fig. 27/e