ADC-- Microprocessor error
CPF-- High pressure transducer failure, out of range
EPF-- Low pressure transducer failure, out of range
REF-- Refrigerant leak Ð low pressure
CPnc-- High pressure transducer failure, pressure unchanged
EPnc-- Low pressure transducer failure, pressure unchanged
CFC1-- Compressor 1 failure-- wrong rotation
CFC2-- Compressor 2 failure-- wrong rotation
EWTH-- Return water feeler failure --short-circuit
EWTL-- Return water feeler failure --not connected
LWTC-- No outlet water temperature change
LWTH--Outlet water feeler failure-- short-circuit
LWTL-- Outlet water feeler failure-- not connected
LWLH-- Compressors delivery temperature feeler failure --short-circuit
DISL-- Compressors delivery temperature feeler failure --not connected
OATH-- Air temperature feeler failure --short-circuit
OATL-- Air temperature feeler failure --not connected
OCTL-- Battery temperature feeler failure --not connected
HPP-- First high pressure protection --compressor stop
HP-- High pressure protection --auto reset 3 times
HPC-- High pressure protection Ð high pressure switch
LP-- Low pressure protection
DIS-- Compressors delivery temperature too high
LO-- Outlet water temperature too low
HI-- Inlet water temperature too high
FS-- Differential water flow or pressure switch
CF1-- Compressor 1 thermal load protection
CF2-- Compressor 2 thermal load protection
OF1-- Fans thermal load protection
PF-- Pump thermal load protection
LOu-- Low water volume
EEP-- Microprocessor error
JUMP-- Wrong DIP configuration --check DIP
ConF-- Wrong configuration