Technical data
Series F2 80 C
44 Ed. 06/2011
LED SIGNAL FAULT DESCRIPTION CAUSES ACTIONS REQUIRED
! The ignition electrodes are broken
or badly positioned
! Reposition or replace
electrodes
! The sensing electrode is broken or
badly positioned or touches the
metal casing of the appliance.
! Reposition or replace the
electrode
! Electronic control board or its
electrical connections damaged
! Replace the board
! Gas valve or its electrical
connections damaged
! Replace the gas valve
! Bad grounding system ! Improve the grounding
system
! Presence of air in the gas pipe or
failed gas delivery
! Purge the air in the gas
pipe
! Incorrect gas valve calibration ! Gas valve adjustment
Steady
Flame lockout due to the
failed burner ignition
After identifying and
eliminating the fault cause
press the reset key B on the
remote control box.
WARNING: after four resets
within 1 hour, the error can not
be reset manually. In order to
reset the error, you must wait
one hour or do a power reset
(cut OFF the electrical supply
and than switch it ON)
Flashing (on: 4
sec. off: 1
sec.)
Limit thermostat
operation due to the
overheating of the heat
exchangers
! Deposit of dirt on the air intake
opening
! Obstruction of the exhaust opening
! Fan failure
! Sudden power cut-off to the heater
in operation
After identifying and
eliminating the fault cause
press the reset key B on the
remote control box.
WARNING: after four resets
within 1 hour, the error can not
be reset manually. In order to
reset the error, you must wait
one hour or do a power reset
(cut OFF the electrical supply
and than switch it ON)
Flashing (on: 1
sec. off: 4
sec.)
Exchanger temperature
sensor damaged
! Supply air temperature sensor
damaged
The fault signal is
automatically cleared when
the fault cause is eliminated.
Flashing (on: 1
sec. off: 4
sec.)
Air pressure switch
consensus failed
! Air pressure switch connection or
tube damaged or clogged
! Excessive resistance (length) of the
air intake/flue exhaust piping
system.
! Air intake or flue exhaust pipe
clogged
! Air pressure switch out of
calibration or dirty
The fault signal is
automatically cleared when
the fault cause is eliminated.
Flashing (on: 1
sec. off: 4
sec.)
Blower operation failed
! Loose electrical connections
! Blower engine failure
! Degradation of running
performances
The fault signal is
automatically cleared when
the fault cause is eliminated.
Fault NOT
detected by
the remote
control
The burner turns off and
does not restart
independently from the
room temperature
! The position of the room thermostat
is influenced by the presence of
heat sources or is hit by the hot air
flow
! Change the position of
the room thermostat
Table 11 – Malfunctions