Ferroli Domina Oasi F 24 E Technical Manual page 37

FERELLA BOIL F 24 - 30 MEL
Flow Diagram 5
Checking Ignition
Check and if necessary
change the ignition card
Flow Diagram 6
Check the Modulation of the Hot Water and Heating
YES
The boiler
works normally
Version - 09.2002
DOMINA OASI F 24 - 30 E
KEA AIR COMPACT E
Is LED1 on?
Is there an ignition spark?
YES
Does the burner ignite?
NO
Has LED1 come on
NO
after 10 seconds?
YES
Reset
Does the burner ignite now?
NO
Is there the flame before
the shutdown?
YES
Using P4, adjust the
burner ignition pressure
Check and if necessary
clean the burner
Check and if necessary
clean the nozzles
Check and if necessary
clean the detection electrode
Check that the ignition electrode
is in the right position
Check the connections
The boiler works in
heating mode
Is there flame modulation
at the burner?
NO
Check and if necessary
change the heating sensor
LED2 (shutdown) comes
NO
on without the
boiler lighting
Proceed with
YES
diagram 6
Check and if necessary change
the safety thermostat
Check that the electrodes
are integral and in the
right position
Check and if necessary change
the equipment
YES
NO
Check and vent the
gas supply
Check and if necessary
change the gas valve
The boiler works in hot
water mode
Is there flame modulation
at the burner?
NO
Check and if necessary
change the heating sensor
YES NO
Recheck the air
pressure switch
YES
The boiler
works normally
37