Ferroli OPERA 70 Instructions D'utilisation, D'installation Et D'entretien page 183

OPERA
Fault
Fault
code
Overtemperature pro-
03
tection intervention
Fume extraction duct
04 safety device inter-
vention
Fan protection inter-
05
vention
No flame after ignition
06 phase (6 times in 4
minutes)
High fume tempera-
07
ture
Heating sensor 1
(flow) overtempera-
08 ture indication
(Viewable only in
History Menu)
Return sensor over-
temperature indica-
09 tion
(Viewable only in
History Menu)
Heating sensor 1
10
(flow) fault
11 Return sensor fault
12 DHW sensor fault
13 Fume sensor fault
Heating sensor 2
14
(Safety) fault
15 Fan fault
RESET button on
26 controller on gas
valve, fault.
Supply voltage under
34
170V
EN
Possible cause
No water circulation in the system
Air in the system
Fault 07 generated 3 times in the last 24 hours
Fault 15 generated for 1 hour consecutive
Ionization electrode fault
Flame unstable
Gas valve Offset fault
air/fume ducts obstructed
Trap blocked
Exchanger dirty
Exchanger deteriorated
Sensor does not indicate the correct temperature
insufficient system water circulation
insufficient system water circulation
Sensor damaged
Wiring shorted
Wiring disconnected
Sensor damaged
Wiring shorted
Wiring disconnected
Sensor damaged
Wiring shorted
Wiring disconnected
Sensor damaged
Wiring shorted
Wiring disconnected
Sensor damaged
Wiring shorted
Wiring disconnected
No 230V power supply
Tachometric signal interrupted
Fan damaged
RESET button on controller fitted on gas valve
blocked or faulty.
Electric mains trouble
cod. 3541R964 - Rev. 01 - 02/2022
Cure
Check the circulating pump
Vent the system
See fault 07
See fault 15
Check the position of the ionization electrode
and replace it if necessary
Check the burner
Check the Offset adjustment at minimum
power
Remove the obstruction from the flue, fume
extraction ducts, air inlet and terminals
Check the trap and clean it if necessary
Clean the exchanger
Check the integrity of exchanger
Check the fume sensor or replace it
check water circulation
check water circulation
Check the wiring or replace the sensor
Check the wiring or replace the sensor
Check the wiring or replace the sensor
Check the wiring or replace the sensor
Check the wiring or replace the sensor
Check the 3-pin connector wiring
Check the 5-pin connector wiring
Check the fan
Check the RESET button and replace the con-
troller on the gas valve if necessary.
Check the electrical system
183