Boiler blocks with manual rearm.
Code “E”
Description
Remedy
E 00
Flame presence not allowed
Reset
E 02
Ignition block
Reset
E 03
Gas valve supply error
Reset, if the phenomenon continues, contact a qualified technician
E 05, E 11,
E 15, E 16,
E 17, E 44,
E 60
Internal block (
electronic
)
Reset, if the phenomenon continues, contact a qualified technician
E 04
Non volatile block (
occurs in the case of block and power cut
)
Reset
E 06
Fault in P.C.B. input detected
Reset, if the phenomenon continues, contact a qualified technician
E 07
Gas valve relay error
Reset, if the phenomenon continues, contact a qualified technician
E 12
Overheating safety thermostat intervention;
Reset, if the phenomenon continues, contact a qualified technician
E 13
Error detected in P.C.B. output
Reset, if the phenomenon continues, contact a qualified technician
E 14
Block in the flow probe control circuit
Reset, if the phenomenon continues, contact a qualified technician
E 18
System flow temperature too high (
over 95 °C
)
Reset
E 19
System return temperature too high (
over 87 °C
)
Reset
E 25
Increase of the system flow temperature too quick
Reset
E 30
Temperature difference between system flow and return too great
Reset
E 31
System flow probe anomaly (
short circuit
)
Reset, if the phenomenon continues, contact a qualified technician
E 32
System return probe anomaly (
short circuit
)
Reset, if the phenomenon continues, contact a qualified technician
E 35
Flue probe fault (short circuit)
Reset, if the phenomenon continues, contact a qualified technician
E 36
System flow probe anomaly (
open
)
Reset, if the phenomenon continues, contact a qualified technician
E 37
System return probe anomaly (
open
)
Reset, if the phenomenon continues, contact a qualified technician
E 40
Flue probe fault (open)
Reset, if the phenomenon continues, contact a qualified technician
E 52
Flue probe fault
Reset, if the phenomenon continues, contact a qualified technician
E 114
Cascade address not valid
Reset, if the phenomenon continues, contact a qualified technician
Boiler shutdown.
Disconnect the main switch
(1) taking it to the “0” position and close the gas
cock upstream from the appliance.
Never leave the boiler switched on if left unused
for prolonged periods.
2.5 RESTORE CENTRAL HEATING
SYSTEM PRESSURE.
Periodically check the system water pressure.
The boiler manometer should indicate a value
not below 0.5 bar.
If the pressure is below 0.5 bar (with cold system)
the water inside the system must be restored.
N.B.:
close the valve after the operation.
If pressure values reach around 4 bar the safety
valve may be activated.
In this case contact a professional technician
for assistance.
In the event of frequent pressure drops, contact
qualified staff for assistance to eliminate possible
system leakage.
2.6 SYSTEM DRAINING.
To drain the boiler, use the appropriate system
drain fitting.
Before draining, ensure that the system filling
valve is closed.
2.7 ANTI-FREEZE PROTECTION.
The boiler is supplied with an antifreeze function
as per standard that activates the function of the
pump and the burner when the system water
temperature in the boiler falls below 3°C. The
antifreeze function is guaranteed if the boiler
is fully operative, is not in “block” status and is
electrically powered. To avoid keeping the system
switched on in case of a prolonged absence, the
system must be drained completely or antifreeze
substances must be added to the heating system
water. In systems that are drained frequently,
filling must be carried out with suitably treated
water to eliminate hardness that can cause
lime-scale.
2.8 CASE CLEANING.
Use damp cloths and neutral detergent to clean
the boiler casing. Never use abrasive or powder
detergents.
2.9 DECOMMISSIONING.
In the event of permanent shutdown of the boiler,
contact professional staff for the procedures and
ensure that the electrical, water and gas supply
lines are shut off and disconnected.
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