283
cod. 3540000251 - Rev. 00 - 03/2024
EN
ALHENA C
A09
Exchanger protection
intervention
No water circulation in the
system
Check the circulating pump and hea-
ting system
Poor circulation and ano-
malous flow probe tempe-
rature increase
Vent the system
blocked exchanger
check the exchanger and system
F09
Overtemperature protec-
tion intervention
Flow sensor damaged
Check correct positioning and opera-
tion of the flow sensor and replace it if
necessary
No water circulation in the
system
Check the circulating pump and hea-
ting system
Air in the system
Vent the system
F10
Flow sensor fault
Sensor damaged
Check the wiring or replace the sen-
sor
Wiring shorted
Wiring disconnected
A11
Gas valve connection
Gas valve connector not
inserted.
Insert the connector
Electrical connection bet-
ween control unit and gas
valve interrupted.
Check the wiring
Gas valve damaged.
Replace the gas valve
F11
Return sensor fault
Sensor damaged
Check the wiring or replace the sen-
sor
Wiring shorted
Wiring disconnected
F12
DHW sensor fault
Sensor damaged
Check the wiring or replace the sen-
sor
Wiring shorted
Wiring disconnected
F13
Fume probe fault
Probe damaged
Check the wiring or replace the fume
probe
Wiring shorted
Wiring disconnected
A14
Fume extraction duct
safety device intervention
Fault A07 generated 3
times in the last 24 hours
See fault A07
F34
Supply voltage under
180V
Electric mains trouble
Check the electrical system
F35
Wrong supply frequency
Electric mains trouble
Check the electrical system
A23
System filling, with par.
b07 = 2
, over 5 minutes.
Loss in system
Check the system or the filling valve
A24
3 remote filling attempts
in 24 hours
Loss in system
Check the system
A26-F20 -F21
F40-F47-F51
Water pressure switch
fault
Wrongly configured para-
meter
Check if parameter
b04
is configured
correctly (default 0=pressure switch)
System pressure problems
(transducer)
System pressure value outside set
limits (transducer)
b06
set to 3
F37
Incorrect system water
pressure
Pressure too low
Fill the system
Water pressure switch
damaged or not connected
Check the water pressure switch
F39
External probe fault
Probe damaged or wiring
shorted
Check the wiring or replace the sen-
sor
Probe disconnected after
activating the sliding tem-
perature
Reconnect the external probe or disa-
ble the sliding temperature
F19
Card parameter fault
Wrong card parameter set-
ting
Check and if necessary modify para-
meter b15 to 3
Fault code
Fault
Possible cause
Cure
Содержание ALHENA C
Страница 31: ...31 cod 3540000251 Rev 00 03 2024 IT ALHENA C Esempio di installazione tipo C 10 3 fig 40 min 0 6 m max 10 m 5...
Страница 32: ...ALHENA C 32 cod 3540000251 Rev 00 03 2024 IT Esempio di installazione tipo C 11 3 fig 41 min 0 6 m max 10 m 5...
Страница 91: ...91 cod 3540000251 Rev 00 03 2024 ES ALHENA C Ejemplo de instalaci n tipo C 10 3 fig 40 min 0 6 m max 10 m 5...
Страница 92: ...ALHENA C 92 cod 3540000251 Rev 00 03 2024 ES Ejemplo de instalaci n tipo C 11 3 fig 41 min 0 6 m max 10 m 5...
Страница 135: ...135 cod 3540000251 Rev 00 03 2024 RO ALHENA C Urm nd indica iile din fig 20 pute i accesa siguran a fuzibil F fig 20 F...
Страница 149: ...149 cod 3540000251 Rev 00 03 2024 RO ALHENA C Exemplu de instala ie de tip C 10 3 fig 40 min 0 6 m max 10 m 5...
Страница 150: ...ALHENA C 150 cod 3540000251 Rev 00 03 2024 RO Exemplu de instala ie de tip C 11 3 fig 41 min 0 6 m max 10 m 5...
Страница 207: ...207 cod 3540000251 Rev 00 03 2024 PL ALHENA C Przyk ad instalacji typu C 10 3 wygl d 40 min 0 6 m max 10 m 5...
Страница 208: ...ALHENA C 208 cod 3540000251 Rev 00 03 2024 PL Przyk ad instalacji typu C 11 3 wygl d 41 min 0 6 m max 10 m 5...
Страница 265: ...265 cod 3540000251 Rev 00 03 2024 EN ALHENA C Example of installation type C 10 3 fig 40 min 0 6 m max 10 m 5...
Страница 266: ...ALHENA C 266 cod 3540000251 Rev 00 03 2024 EN Example of installation type C 11 3 fig 41 min 0 6 m max 10 m 5...
Страница 294: ......
Страница 295: ......