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EXCLUSIVE
Boiler faults list
ERROR
CODE
E010
flame lockout/ACF electronic fault
E011
E020
E030
E040
water transducer – load system
E041
water transducer - press OK to ill the system
E042
water pressure transducer fault
E060
domestic hot water probe fault
fault low sensor/over temperature low sensor
E070
low/return sensor differential alarm
E077
main zone water thermostat
fault return line probe/return line probe over temperature/
E080
outlet/return line probe differential alarm
E090
flue gases over temperature probe
E091
clean primary heat exchanger
--
water pressure low press OK to charge
--
water pressure high check system
--
boiler board communication lost
--
BUS 485 communication lost
List of combustion faults
ERROR
ERROR MESSAGE
CODE
E021
E022
E023
E024
E067
E088
E097
E085
incomplete combustion
E094
incomplete combustion
E095
incomplete combustion
E058
mains voltage fault
E065
current modulation alarm
E086
obstruction fumes alarm
Warning lights
BOILER STATUS
Power-on
Vent cycle
OFF status
No heat request (stby)
Transitional ignition/over temperature
Presence of lame
Chimney sweep
Screed heater
Semi-automatic filling in progress
Semi-automatic filling finished
24
ERROR MESSAGE
extraneous flame
limit thermostat
fan fault
fault flue gases probe
iono alarm
iono alarm
iono alarm
iono alarm
iono alarm
iono alarm
iono alarm
RED LED
lashing 0.5 sec. on/0.5 off
flashing
0.5 sec. on/1 sec. off
flashing
1 sec.on/1 sec. off
flashing
0.5 sec. on/1 sec. off
ON
RED LED
ON
flashing
0.2 sec. on/0.2 off
flashing
0.5 sec. on/0.5 off
ON
ON
ON
flashing
0.5 sec. on/0.5 off
ON
ON
ON
flashing
0.5 sec. on/0.5 off
flashing
0.5 sec. on/0.5 off
ON
ON
LED
LED
RED
GREEN
ON
ON
These are temporary alarms that if they occur 6 times in an hour they
ON
become definitive; the alarm E097 is displayed and is followed by
ON
post- purging for 45 seconds at the fan's maximum speed.
It is not possible to release the alarm before the end of the post-purging
ON
unless the boiler's power supply is switched off.
ON
ON
These are temporary alarms that if they occur 3 times in an hour they
ON
become definitive; the last error to occur is displayed and is followed by
ON
a post-purging of 5 minutes at the fan's maximum speed.
It is not possible to release the alarm before the end of the post-purging
ON
unless the boiler's power supply is switched off.
ON
These are temporary faults that restrict the ignition cycle.
ON
Temporary fault reported during the post ventilation. It is maintained a post
ON
ventilation of 5 min at maximum fan speed.
GREEN LED
NOTES
flashing
0.5 sec. on/0.5 sec. off The red and green LEDs come on at the same time
flashing
0.5 sec. on/1 sec. off The red and green LEDs come sequentially one at a time
flashing
0.3 sec. on/0.5 sec. off
flashing
0.3 sec. on/0.5 sec. off
flashing
0.3 sec. on/0.5 sec. off
ON
fixed
Only if the lame is present
flashing
The red and green LEDs come on alternately
1 sec.on/1 sec. off
flashing
0.5 sec. on/1 sec. off The red and green LEDs come sequentially one at a time
The red and green LEDs are on and f ixed and at the same time
ON
for about 4 sec
DESCRIPTION OF TYPE
GREEN LED
definitive
transitional
definitive
definitive
ON
definitive
flashing
0.5 sec. on/0.5 off transitional
ON
definitive
flashing
0.5 sec. on/0.5 off transitional
transitional/definitive
definitive
transitional
transitional/definitive/
definitive
flashing
transitional
0.5 sec. on/0.5 off
definitive
flashing
0.5 sec. on/0.5 off transitional
flashing
0.5 sec. on/0.5 off transitional
flashing
0.5 sec. on/0.5 off transitional
flashing
0.5 sec. on/0.5 off transitional
flashing
0.5 sec. on/0.5 off transitional
DESCRIPTION OF TYPE OF ALARM
OF ALARM
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