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METEO GREEN HE R.S.I.
Fault codes: SAFETY
CODE
TYPE
MEANING
24
Final
Flow NTC temperature too high:
this alarm is generated because the boiler sensed
that the value of flow NTC exceeded the value of 105°C continuously for more than 120”.
It’s necessary to reset the boiler.
Post pump time 60”, Post purge time for 5”.
YES
NO
25
Temporary
Flow NTC temperature too high:
This alarm is generated because the boiler sensed
that the value of flow NTC exceeded the value of 105°C continuously for more than 2”.
The burner will be switched off and the pump and fan stay on.
If the situation doesn’t reset automatically, the alarm will become fault code 25.
NO
YES
26
Final
Return NTC temperature too high:
this alarm is generated because the boiler sensed
that the value of return NTC exceeded the value of 95°C continuously for more than
120”.
It’s necessary to reset the boiler.
Post pump time 60”, Post purge time for 5”.
YES
NO
27
Temporary
Return NTC temperature too high:
this alarm is generated because the boiler sensed
that the value of return NTC exceeded the value of 95°C continuously for more than
2”. The burner will be switched off, pump and fan running. If the situation doesn’t reset
automatically, the alarm will become fault code 26.
NO
YES
28
Final
Maximum delta between return temperature and flow temperature reached:
it’s
generated when the burner is on during the modulation phase and the boiler sensed the
following difference between the return temperature and the flow temperature:
T2 - T1 > 40°C after 30 sec.
T2 - T1 > 20°C after 60 sec.
T2 - T1 > 10°C after 90 sec.
The burner is switched off and blocked.
YES
YES
29
Final
Wiring harness:
this alarm is generated because there is a problem on the bridge on
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OVERHEATING FLUE TEMPERATURE:
Permanent lock out.
YES
YES
Fault codes: FAN OR FLUE SYSTEM
CODE
TYPE
MEANING
30
Final
Wrong parameter from factory (EEPROM read/write error):
is necessary replacing
the main printed circuit electronic board.
YES
NO
31
Temporary
NO
YES
33
Final
Fan error (incorrect fan rotation):
this alarm is generated because the fan during the
ignition cycle didn’t reach within 10” at least the value of 600 rpm.
It’s necessary to reset the boiler.
YES
YES
34
Final
Fan error TACHO signal:
this alarm is generated to check the fan printed circuit board
during the ignition cycle.
It’s generated if the TACHO frequency didn’t reach within 5” at least the value of 5 Hz.
Complementary of fault code 33.
It’s necessary to reset the boiler by pressing the reset button.
YES
NO
35
Temporary
Fan error TACHO signal:
this alarm is generated because after 15 seconds the PCB
still senses a TACHO signal with the fan switched off.
NO
YES
36
Temporary
Wrong parameter from factory (EEPROM read/write error):
is necessary replacing
the main printed circuit electronic board.
NO
YES
37
Final
Fan error (incorrect fan rotation):
this alarm is generated because the fan during the
ignition cycle exceeded after 10” at least the value of 7500 rpm.
It’s necessary to reset the boiler by pressing the reset button.
YES
YES
38
Final
Wrong parameter from factory (EEPROM read/write error):
is necessary replacing
the main printed circuit electronic board.
YES
YES
Fault codes: WATER
CODE
TYPE
MEANING
40
Final
No water pressure in the appliance:
this alarm is generated because the CH system
pressure was dropped 0,3 bar for more than 60 seconds.
It’s necessary to reset the boiler by pressing the RESET button.
YES
NO
(continued)
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