Ferroli ASTER - Error Code Display

15
SETTING AND WORK
In case of faults, contact the Assistance centre and provide the relevant code.
Error
code
Descripon
Shown on the indoor unit
display if:
Error
posion
Applies to:
immediately
procedure acvated
with remote control
200 seconds
aer the error
or immediately
if the procedure
was acvated with
remote control
Mono Split
Mul Split
Both
b0 Oil return procedure in cooling mode o outdoor o
b1 Protecon from cold air introducon in heang mode o indoor o
b2 Refrigerant recovery procedure o indoor o
CL Filter cleaning signal o indoor o
d0 Compressor frequency reducon for compressor over absorpon o outdoor o
d1 Compressor frequency reducon for unit over absorpon o outdoor o
d2 Compressor frequency reducon for high drain temperature o outdoor o
d3 Compressor frequency reducon for frost risk on the internal exchanger o outdoor o
d4 Compressor frequency reducon for unit overload o outdoor o
d5 Compressor frequency reducon for IPM overload o outdoor o
dF Defrost procedure or oil return in heang mode o indoor o
E0 Compressor drain temperature protecon o outdoor o
E1 General overheang protecon o outdoor o
E2 Compressor overheang protecon o outdoor o
E3 Internal exchanger an-freeze protecon o outdoor o
E7 Error on 4-way valve o outdoor o
E8 Protecon for abnormal external temperature o outdoor o
H0 Compressor blocked o outdoor o
H1 Compressor start error o outdoor o
H2 Over absorpon protecon on one compressor phase o outdoor o
H3 Compressor over absorpon protecon o outdoor o
H4 IPM module protecon o outdoor o
H5 IPM module overheang o outdoor o
H6 Protecon for current reading circuit to compressor error o outdoor o
H7 Error for compressor phase loss o outdoor o
H8 Error on the external fan motor o outdoor o
H9 Protecon for current reading circuit to external fan motor error o outdoor o
HE Auxiliary heater error o indoor o
L0 Indoor unit board jumper replacement error o indoor o
L1 Fault on the internal fan status reading circuit o indoor o
L2 Error on the external fan motor o indoor o
L3 Display of the communicaon error between Indoor and Outdoor unit o indoor o
L4 Communicaon port error o indoor o
L5 Indoor unit EEPROM memory module error o indoor o
L6 Display of the communicaon error between Indoor and Outdoor unit o outdoor o
LL Test procedure o indoor o
P0 Outdoor unit EEPROM memory module error o outdoor o
P1 Start error/electric charge circuit error o outdoor o
P2 Protecon for abnormal power voltage o outdoor o
P3 Protecon for too high supply voltage threshold o outdoor o
P4 Protecon for too low supply voltage threshold o outdoor o
P5 Protecon for direct-current voltage drop o outdoor o
P6 Unit overall current measuring circuit error o outdoor o
P7 Overcurrent protecon o outdoor o
P8 Current measuring circuit error on PFC module o outdoor o
P9 PFC module protecon o outdoor o
PC Incompable modes o outdoor o
U0 Internal air sensor fault o indoor o
U1 Internal exchanger sensor fault o indoor o
U2 External air sensor fault o outdoor o
U3 External exchanger sensor fault o outdoor o
U4 Cooling sensor 1 fault o outdoor o
U5 IPM module sensor fault o outdoor o
U6 Cooling sensor 2 fault o outdoor o
U7 External exchanger sensor fault o outdoor o
U8 Compressor drain sensor fault o outdoor o
ERROR DISPLAY
In case of errors during the unit operation, this condition will be displayed with a code identifying the system number
that triggered the error. Use the table below to understand the error codes.