Family Aqua Condens 3.5 BIS
26
O - Faults shown on the display
When there is an operation fault, the display shows a flashing code
and the RESET and
icons (simultaneously or otherwise).
P - Resetting the faults
Wait about 10 seconds before resetting normal operating conditions,
Then proceed as follows:
1. Displaying only the icon
The appearance of the indicates that an operation fault has been
diagnosed and the boiler will attempt to resolve it autonomously
(temporary stop).
If the boiler does not resume normal operation, there are two possi-
ble display scenarios:
Case A
disappears, and the RESET icon appears along with a different
alarm code.
In this case, proceed as described in point 2.
Case A - temporary fault
Case A - definitive fault
Case B
The RESET icon will appear along with a different alarm code, to-
gether with the
.
In this case, proceed as described in point 3.
Case B - temporary fault
Case B - definitive fault
Case C
Together with
the RESET icon is displayed and a different alarm
code.
In this case, proceed as described in point 3.
2. Display only of the RESET icon
Press the
key to restore operation. If the boiler performs the firing
procedure and resumes normal operation, the stoppage can be at-
tributed to a chance situation.
Repeated lockouts require the intervention of the Riello Technical
Assistance Centre.
3. Displaying the RESET icons and
requires the intervention of
the Riello Technical Assistance Centre.
Fault on the domestic hot water circuit probe - 60.
The fault code is only displayed in standby.
Fault J0-J1 (faults regarding connections to the board) requires the
intervention of the Riello Technical Assistance Centre
Fault J0 - J1 (card connection faults):
the intervention of the Riello Technical Assistance Centre is needed.
Only the
icon lights up, and the alarm code appears:
FAULT DESCRIPTION
Alarm
code
RESET
icon
Icon
FLAME FAILURE LOCKOUT (D)
10
YES
NO
PARASITE FLAME (T)
11
NO
YES
NEW ATTEMPT IN PROGRESS (T)
12
NO
NO
MINIMUM GAS INPUT
PRESSURE (T)
13
NO
YES
MINIMUM GAS INPUT
PRESSURE (D)
14
YES
NO
LIMIT THERMOSTAT (D)
20
YES
NO
FLUE GAS PROBE
SHORT CIRCUIT (D)
21
YES
YES
DELIVERY PROBE LIMIT
TEMPERATURE (D)
24
YES
NO
DELIVERY PROBE LIMIT
TEMPERATURE (T)
25
NO
YES
RETURN PROBE LIMIT
TEMPERATURE (D)
26
YES
NO
RETURN PROBE LIMIT
TEMPERATURE (T)
27
NO
YES
