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User, Installations and Maintenance Manual
8.7 Faults/protection
This equipment has a self-diagnosis system that covers some possible faults or protections from anomalous operating conditions
through: detection, signaling and adoption of an emergency procedure until resolution of the fault.
Fault/Protection
Error code
Display indication
Tank lower probe fault
P01
+ P01
Tank upper probe fault
P02
+ P02
Defrost probe fault
P03
+ P03
Inlet air probe fault
P04
+ P04
Evaporator inlet probe fault
P05
+ P05
Evaporator outlet probe fault
P06
+ P06
Compressor flow probe fault
P07
+ P07
Solar collector probe fault
P08
+ P08
High pressure protection
E01
+ E01
Solar/recirculation circuit alarm
E02
+ E02
Temperature not suitable for heat pump operation alarm
(With alarm active the water is heated only with heating element)
PA
+PA
No communication (with alarm active the equipment does not work)
E08
+ E08
Electronic fan fault
E03
+ E03
Low pressure protection
E04
+ E04
In case of any of the above faults, it is necessary to contact the manufacturer's technical assistance service, indicating
the error code shown on the display.
