10
EXHAUsT PIPE
DIFFICULT
TN: Check the flue draught or the flue gas
thermostat
(7).
TFS: Check the operation of the fan and
its pressure switch
( 18 ) ( 19 )
.
Any flue obstructions. Make sure the flue
gas exhaust collector is not present with
longer lengths than the manufacturer limit.
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13
BLOCK
No gas or failed burner ignition
Check the gas supply and that the ignition/
detection electrode is working properly.
Pressure shut-off valves.
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14
PARAsITE FLAME
Flame detected upon ignition
( 4 )
Check the wiring of the Ign/Det. electrode
and remove any oxidation, press the un-
block key, if the anomaly persists, replace
the electrode.
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16
INTERNAL ERROR
Replace the electronic board
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17
LOw vOLTAGE
Power supply voltage too low
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19
ERROR
CONFLICT
FIRMWARE
Replace the electronic board
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20
ERROR
CIRCUIT
FLAME
Replace the electronic board
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21
ERROR
DRIVER VALVE
GAS
Replace the electronic board
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23
ERROR
MEMORY
INTERNAL
Replace the electronic board
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23
ERROR
RESET BUTTON ALWAYS ACTIVE
Check if the button is jammed or glued to
the board.
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23
EXCEssIvE NUMBER OF
REMOTE REsETs
The error code appears after 5 resets in
15 minutes
Disconnect and connect voltage to delete
the error code.
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