30
interrupted. If replacing the probe the temperature indication remains wrong, you have to
replace the electronic control unit that does not correctly interpret the detected temperature
of the probe itself..
C.
Incorrect technical parameters; Check the technical parameters related to thermostats and
ignition times; if you change them, you can change them. Technical parameters don’t correct.
Warning Er15
PROBLEM
There was a power interruption of the boiler (black-out) for more than 50 minutes.
ACTION
Unlock the boiler by long-pressing the control panel turn the control panel on and off button.
NOTE
If the power outage is less than 1 minute, the boiler when it recovers returns to the previous state
of operation at the outage. If the power outage is between 1 and 50 minutes, the boiler when the
power is restored is in the Power Recovery state, performing the shutdown phase, and then
automatically turns it back on.
Other signals
Sond: Display status of Temperature Probes, The message is displayed during the Check Up phase
and indicates that the temperature read on one or more probes is equal to the minimum value (0)
or the maximum value. Verify that the probes are not open or short- circuited
Service:
Message that signals the achievement of scheduled operating hours as it is necessary to
perform the extraordinary seasonal cleaning.
Turn On Lock: A message that appears if the system is turned off not manually and when switching
on.
Link Error:
No communication between the electronic control unit and the display, check the
correct insertion of the flat cable connectors in case to replace the entire cable because it is
Standby Man:
A message that appears if the system is in Standby for pressing the P5 key.
