17
A
LARMS
Should
anything
occur
during
the
functioning of the controller, a display will
be shown in the main display, together
with the
spanner icon. In most of the
cases it is sufficient to press the
button to reset the system, but exceptions
apply according to the following list:
A
LARMS RELATED TO THE CONTROLLER
The following are alarms related to the
controller only:
A80 = room sensor broken. Replace the
controller
A81 = EEPROM alarms. Following this
alarm after the reset, the set of factory
parameters
are
recharged
in
the
controller memory
A83 = (only for rEc mode) the cable
between the programmer and the boiler
is broken or not connected properly.
There is no communication between
receiver and boiler. Or programmer
connected on the room thermostat boiler
connection.
A99 = too many resets. There have been
more than 5 resets in 15 minutes.
Following this alarm, it is necessary to
reset the boiler directly on its dashboard
and is not possible to do it from the
controller.
A
LARMS RELATED TO THE BOILER
(
ONLY R
E
C
TYPE
):
The alarms are displayed as per the
display of the boiler: refer to the boiler
instruction manual for the meaning of the
